Proyectos de Subversion Moodle

define("tiny_html/codemirror-lazy",["exports"],(function(_exports){Object.defineProperty(_exports,"__esModule",{value:!0}),_exports.lang=_exports.basicSetup=_exports.EditorView=_exports.EditorState=void 0;class Text{lineAt(pos){if(pos<0||pos>this.length)throw new RangeError("Invalid position ".concat(pos," in document of length ").concat(this.length));return this.lineInner(pos,!1,1,0)}line(n){if(n<1||n>this.lines)throw new RangeError("Invalid line number ".concat(n," in ").concat(this.lines,"-line document"));return this.lineInner(n,!0,1,0)}replace(from,to,text){[from,to]=clip(this,from,to);let parts=[];return this.decompose(0,from,parts,2),text.length&&text.decompose(0,text.length,parts,3),this.decompose(to,this.length,parts,1),TextNode.from(parts,this.length-(to-from)+text.length)}append(other){return this.replace(this.length,this.length,other)}slice(from){let to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.length;[from,to]=clip(this,from,to);let parts=[];return this.decompose(from,to,parts,0),TextNode.from(parts,to-from)}eq(other){if(other==this)return!0;if(other.length!=this.length||other.lines!=this.lines)return!1;let start=this.scanIdentical(other,1),end=this.length-this.scanIdentical(other,-1),a=new RawTextCursor(this),b=new RawTextCursor(other);for(let skip=start,pos=start;;){if(a.next(skip),b.next(skip),skip=0,a.lineBreak!=b.lineBreak||a.done!=b.done||a.value!=b.value)return!1;if(pos+=a.value.length,a.done||pos>=end)return!0}}iter(){return new RawTextCursor(this,arguments.length>0&&void 0!==arguments[0]?arguments[0]:1)}iterRange(from){let to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.length;return new PartialTextCursor(this,from,to)}iterLines(from,to){let inner;if(null==from)inner=this.iter();else{null==to&&(to=this.lines+1);let start=this.line(from).from;inner=this.iterRange(start,Math.max(start,to==this.lines+1?this.length:to<=1?0:this.line(to-1).to))}return new LineCursor(inner)}toString(){return this.sliceString(0)}toJSON(){let lines=[];return this.flatten(lines),lines}constructor(){}static of(text){if(0==text.length)throw new RangeError("A document must have at least one line");return 1!=text.length||text[0]?text.length<=32?new TextLeaf(text):TextNode.from(TextLeaf.split(text,[])):Text.empty}}class TextLeaf extends Text{constructor(text){let length=arguments.length>1&&void 0!==arguments[1]?arguments[1]:function(text){let length=-1;for(let line of text)length+=line.length+1;return length}(text);super(),this.text=text,this.length=length}get lines(){return this.text.length}get children(){return null}lineInner(target,isLine,line,offset){for(let i=0;;i++){let string=this.text[i],end=offset+string.length;if((isLine?line:end)>=target)return new Line(offset,end,line,string);offset=end+1,line++}}decompose(from,to,target,open){let text=from<=0&&to>=this.length?this:new TextLeaf(sliceText(this.text,from,to),Math.min(to,this.length)-Math.max(0,from));if(1&open){let prev=target.pop(),joined=appendText(text.text,prev.text.slice(),0,text.length);if(joined.length<=32)target.push(new TextLeaf(joined,prev.length+text.length));else{let mid=joined.length>>1;target.push(new TextLeaf(joined.slice(0,mid)),new TextLeaf(joined.slice(mid)))}}else target.push(text)}replace(from,to,text){if(!(text instanceof TextLeaf))return super.replace(from,to,text);[from,to]=clip(this,from,to);let lines=appendText(this.text,appendText(text.text,sliceText(this.text,0,from)),to),newLen=this.length+text.length-(to-from);return lines.length<=32?new TextLeaf(lines,newLen):TextNode.from(TextLeaf.split(lines,[]),newLen)}sliceString(from){let to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.length,lineSep=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"\n";[from,to]=clip(this,from,to);let result="";for(let pos=0,i=0;pos<=to&&i<this.text.length;i++){let line=this.text[i],end=pos+line.length;pos>from&&i&&(result+=lineSep),from<end&&to>pos&&(result+=line.slice(Math.max(0,from-pos),to-pos)),pos=end+1}return result}flatten(target){for(let line of this.text)target.push(line)}scanIdentical(){return 0}static split(text,target){let part=[],len=-1;for(let line of text)part.push(line),len+=line.length+1,32==part.length&&(target.push(new TextLeaf(part,len)),part=[],len=-1);return len>-1&&target.push(new TextLeaf(part,len)),target}}class TextNode extends Text{constructor(children,length){super(),this.children=children,this.length=length,this.lines=0;for(let child of children)this.lines+=child.lines}lineInner(target,isLine,line,offset){for(let i=0;;i++){let child=this.children[i],end=offset+child.length,endLine=line+child.lines-1;if((isLine?endLine:end)>=target)return child.lineInner(target,isLine,line,offset);offset=end+1,line=endLine+1}}decompose(from,to,target,open){for(let i=0,pos=0;pos<=to&&i<this.children.length;i++){let child=this.children[i],end=pos+child.length;if(from<=end&&to>=pos){let childOpen=open&((pos<=from?1:0)|(end>=to?2:0));pos>=from&&end<=to&&!childOpen?target.push(child):child.decompose(from-pos,to-pos,target,childOpen)}pos=end+1}}replace(from,to,text){if([from,to]=clip(this,from,to),text.lines<this.lines)for(let i=0,pos=0;i<this.children.length;i++){let child=this.children[i],end=pos+child.length;if(from>=pos&&to<=end){let updated=child.replace(from-pos,to-pos,text),totalLines=this.lines-child.lines+updated.lines;if(updated.lines<totalLines>>4&&updated.lines>totalLines>>6){let copy=this.children.slice();return copy[i]=updated,new TextNode(copy,this.length-(to-from)+text.length)}return super.replace(pos,end,updated)}pos=end+1}return super.replace(from,to,text)}sliceString(from){let to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.length,lineSep=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"\n";[from,to]=clip(this,from,to);let result="";for(let i=0,pos=0;i<this.children.length&&pos<=to;i++){let child=this.children[i],end=pos+child.length;pos>from&&i&&(result+=lineSep),from<end&&to>pos&&(result+=child.sliceString(from-pos,to-pos,lineSep)),pos=end+1}return result}flatten(target){for(let child of this.children)child.flatten(target)}scanIdentical(other,dir){if(!(other instanceof TextNode))return 0;let length=0,[iA,iB,eA,eB]=dir>0?[0,0,this.children.length,other.children.length]:[this.children.length-1,other.children.length-1,-1,-1];for(;;iA+=dir,iB+=dir){if(iA==eA||iB==eB)return length;let chA=this.children[iA],chB=other.children[iB];if(chA!=chB)return length+chA.scanIdentical(chB,dir);length+=chA.length+1}}static from(children){let length=arguments.length>1&&void 0!==arguments[1]?arguments[1]:children.reduce(((l,ch)=>l+ch.length+1),-1),lines=0;for(let ch of children)lines+=ch.lines;if(lines<32){let flat=[];for(let ch of children)ch.flatten(flat);return new TextLeaf(flat,length)}let chunk=Math.max(32,lines>>5),maxChunk=chunk<<1,minChunk=chunk>>1,chunked=[],currentLines=0,currentLen=-1,currentChunk=[];function add(child){let last;if(child.lines>maxChunk&&child instanceof TextNode)for(let node of child.children)add(node);else child.lines>minChunk&&(currentLines>minChunk||!currentLines)?(flush(),chunked.push(child)):child instanceof TextLeaf&&currentLines&&(last=currentChunk[currentChunk.length-1])instanceof TextLeaf&&child.lines+last.lines<=32?(currentLines+=child.lines,currentLen+=child.length+1,currentChunk[currentChunk.length-1]=new TextLeaf(last.text.concat(child.text),last.length+1+child.length)):(currentLines+child.lines>chunk&&flush(),currentLines+=child.lines,currentLen+=child.length+1,currentChunk.push(child))}function flush(){0!=currentLines&&(chunked.push(1==currentChunk.length?currentChunk[0]:TextNode.from(currentChunk,currentLen)),currentLen=-1,currentLines=currentChunk.length=0)}for(let child of children)add(child);return flush(),1==chunked.length?chunked[0]:new TextNode(chunked,length)}}function appendText(text,target){let from=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,to=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1e9;for(let pos=0,i=0,first=!0;i<text.length&&pos<=to;i++){let line=text[i],end=pos+line.length;end>=from&&(end>to&&(line=line.slice(0,to-pos)),pos<from&&(line=line.slice(from-pos)),first?(target[target.length-1]+=line,first=!1):target.push(line)),pos=end+1}return target}function sliceText(text,from,to){return appendText(text,[""],from,to)}Text.empty=new TextLeaf([""],0);class RawTextCursor{constructor(text){let dir=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;this.dir=dir,this.done=!1,this.lineBreak=!1,this.value="",this.nodes=[text],this.offsets=[dir>0?1:(text instanceof TextLeaf?text.text.length:text.children.length)<<1]}nextInner(skip,dir){for(this.done=this.lineBreak=!1;;){let last=this.nodes.length-1,top=this.nodes[last],offsetValue=this.offsets[last],offset=offsetValue>>1,size=top instanceof TextLeaf?top.text.length:top.children.length;if(offset==(dir>0?size:0)){if(0==last)return this.done=!0,this.value="",this;dir>0&&this.offsets[last-1]++,this.nodes.pop(),this.offsets.pop()}else if((1&offsetValue)==(dir>0?0:1)){if(this.offsets[last]+=dir,0==skip)return this.lineBreak=!0,this.value="\n",this;skip--}else if(top instanceof TextLeaf){let next=top.text[offset+(dir<0?-1:0)];if(this.offsets[last]+=dir,next.length>Math.max(0,skip))return this.value=0==skip?next:dir>0?next.slice(skip):next.slice(0,next.length-skip),this;skip-=next.length}else{let next=top.children[offset+(dir<0?-1:0)];skip>next.length?(skip-=next.length,this.offsets[last]+=dir):(dir<0&&this.offsets[last]--,this.nodes.push(next),this.offsets.push(dir>0?1:(next instanceof TextLeaf?next.text.length:next.children.length)<<1))}}}next(){let skip=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return skip<0&&(this.nextInner(-skip,-this.dir),skip=this.value.length),this.nextInner(skip,this.dir)}}class PartialTextCursor{constructor(text,start,end){this.value="",this.done=!1,this.cursor=new RawTextCursor(text,start>end?-1:1),this.pos=start>end?text.length:0,this.from=Math.min(start,end),this.to=Math.max(start,end)}nextInner(skip,dir){if(dir<0?this.pos<=this.from:this.pos>=this.to)return this.value="",this.done=!0,this;skip+=Math.max(0,dir<0?this.pos-this.to:this.from-this.pos);let limit=dir<0?this.pos-this.from:this.to-this.pos;skip>limit&&(skip=limit),limit-=skip;let{value:value}=this.cursor.next(skip);return this.pos+=(value.length+skip)*dir,this.value=value.length<=limit?value:dir<0?value.slice(value.length-limit):value.slice(0,limit),this.done=!this.value,this}next(){let skip=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return skip<0?skip=Math.max(skip,this.from-this.pos):skip>0&&(skip=Math.min(skip,this.to-this.pos)),this.nextInner(skip,this.cursor.dir)}get lineBreak(){return this.cursor.lineBreak&&""!=this.value}}class LineCursor{constructor(inner){this.inner=inner,this.afterBreak=!0,this.value="",this.done=!1}next(){let skip=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,{done:done,lineBreak:lineBreak,value:value}=this.inner.next(skip);return done&&this.afterBreak?(this.value="",this.afterBreak=!1):done?(this.done=!0,this.value=""):lineBreak?this.afterBreak?this.value="":(this.afterBreak=!0,this.next()):(this.value=value,this.afterBreak=!1),this}get lineBreak(){return!1}}"undefined"!=typeof Symbol&&(Text.prototype[Symbol.iterator]=function(){return this.iter()},RawTextCursor.prototype[Symbol.iterator]=PartialTextCursor.prototype[Symbol.iterator]=LineCursor.prototype[Symbol.iterator]=function(){return this});class Line{constructor(from,to,number,text){this.from=from,this.to=to,this.number=number,this.text=text}get length(){return this.to-this.from}}function clip(text,from,to){return[from=Math.max(0,Math.min(text.length,from)),Math.max(from,Math.min(text.length,to))]}let 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i=1;i<extend.length;i++)extend[i]+=extend[i-1];function isExtendingChar(code){for(let i=1;i<extend.length;i+=2)if(extend[i]>code)return extend[i-1]<=code;return!1}function isRegionalIndicator(code){return code>=127462&&code<=127487}function findClusterBreak(str,pos){let forward=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],includeExtending=!(arguments.length>3&&void 0!==arguments[3])||arguments[3];return(forward?nextClusterBreak:prevClusterBreak)(str,pos,includeExtending)}function nextClusterBreak(str,pos,includeExtending){if(pos==str.length)return pos;pos&&surrogateLow(str.charCodeAt(pos))&&surrogateHigh(str.charCodeAt(pos-1))&&pos--;let prev=codePointAt(str,pos);for(pos+=codePointSize(prev);pos<str.length;){let next=codePointAt(str,pos);if(8205==prev||8205==next||includeExtending&&isExtendingChar(next))pos+=codePointSize(next),prev=next;else{if(!isRegionalIndicator(next))break;{let countBefore=0,i=pos-2;for(;i>=0&&isRegionalIndicator(codePointAt(str,i));)countBefore++,i-=2;if(countBefore%2==0)break;pos+=2}}}return pos}function prevClusterBreak(str,pos,includeExtending){for(;pos>0;){let found=nextClusterBreak(str,pos-2,includeExtending);if(found<pos)return found;pos--}return 0}function surrogateLow(ch){return ch>=56320&&ch<57344}function surrogateHigh(ch){return ch>=55296&&ch<56320}function codePointAt(str,pos){let code0=str.charCodeAt(pos);if(!surrogateHigh(code0)||pos+1==str.length)return code0;let code1=str.charCodeAt(pos+1);return surrogateLow(code1)?code1-56320+(code0-55296<<10)+65536:code0}function fromCodePoint(code){return code<=65535?String.fromCharCode(code):(code-=65536,String.fromCharCode(55296+(code>>10),56320+(1023&code)))}function codePointSize(code){return code<65536?1:2}const DefaultSplit=/\r\n?|\n/;var MapMode=function(MapMode){return MapMode[MapMode.Simple=0]="Simple",MapMode[MapMode.TrackDel=1]="TrackDel",MapMode[MapMode.TrackBefore=2]="TrackBefore",MapMode[MapMode.TrackAfter=3]="TrackAfter",MapMode}(MapMode||(MapMode={}));class ChangeDesc{constructor(sections){this.sections=sections}get length(){let result=0;for(let i=0;i<this.sections.length;i+=2)result+=this.sections[i];return result}get newLength(){let result=0;for(let i=0;i<this.sections.length;i+=2){let ins=this.sections[i+1];result+=ins<0?this.sections[i]:ins}return result}get empty(){return 0==this.sections.length||2==this.sections.length&&this.sections[1]<0}iterGaps(f){for(let i=0,posA=0,posB=0;i<this.sections.length;){let len=this.sections[i++],ins=this.sections[i++];ins<0?(f(posA,posB,len),posB+=len):posB+=ins,posA+=len}}iterChangedRanges(f){iterChanges(this,f,arguments.length>1&&void 0!==arguments[1]&&arguments[1])}get invertedDesc(){let sections=[];for(let i=0;i<this.sections.length;){let len=this.sections[i++],ins=this.sections[i++];ins<0?sections.push(len,ins):sections.push(ins,len)}return new ChangeDesc(sections)}composeDesc(other){return this.empty?other:other.empty?this:composeSets(this,other)}mapDesc(other){let before=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return other.empty?this:mapSet(this,other,before)}mapPos(pos){let assoc=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1,mode=arguments.length>2&&void 0!==arguments[2]?arguments[2]:MapMode.Simple,posA=0,posB=0;for(let i=0;i<this.sections.length;){let len=this.sections[i++],ins=this.sections[i++],endA=posA+len;if(ins<0){if(endA>pos)return posB+(pos-posA);posB+=len}else{if(mode!=MapMode.Simple&&endA>=pos&&(mode==MapMode.TrackDel&&posA<pos&&endA>pos||mode==MapMode.TrackBefore&&posA<pos||mode==MapMode.TrackAfter&&endA>pos))return null;if(endA>pos||endA==pos&&assoc<0&&!len)return pos==posA||assoc<0?posB:posB+ins;posB+=ins}posA=endA}if(pos>posA)throw new RangeError("Position ".concat(pos," is out of range for changeset of length ").concat(posA));return posB}touchesRange(from){let to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:from;for(let i=0,pos=0;i<this.sections.length&&pos<=to;){let end=pos+this.sections[i++];if(this.sections[i++]>=0&&pos<=to&&end>=from)return!(pos<from&&end>to)||"cover";pos=end}return!1}toString(){let result="";for(let i=0;i<this.sections.length;){let len=this.sections[i++],ins=this.sections[i++];result+=(result?" ":"")+len+(ins>=0?":"+ins:"")}return result}toJSON(){return this.sections}static fromJSON(json){if(!Array.isArray(json)||json.length%2||json.some((a=>"number"!=typeof a)))throw new RangeError("Invalid JSON representation of ChangeDesc");return new ChangeDesc(json)}static create(sections){return new ChangeDesc(sections)}}class ChangeSet extends ChangeDesc{constructor(sections,inserted){super(sections),this.inserted=inserted}apply(doc){if(this.length!=doc.length)throw new RangeError("Applying change set to a document with the wrong length");return iterChanges(this,((fromA,toA,fromB,_toB,text)=>doc=doc.replace(fromB,fromB+(toA-fromA),text)),!1),doc}mapDesc(other){return mapSet(this,other,arguments.length>1&&void 0!==arguments[1]&&arguments[1],!0)}invert(doc){let sections=this.sections.slice(),inserted=[];for(let i=0,pos=0;i<sections.length;i+=2){let len=sections[i],ins=sections[i+1];if(ins>=0){sections[i]=ins,sections[i+1]=len;let index=i>>1;for(;inserted.length<index;)inserted.push(Text.empty);inserted.push(len?doc.slice(pos,pos+len):Text.empty)}pos+=len}return new ChangeSet(sections,inserted)}compose(other){return this.empty?other:other.empty?this:composeSets(this,other,!0)}map(other){let before=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return other.empty?this:mapSet(this,other,before,!0)}iterChanges(f){iterChanges(this,f,arguments.length>1&&void 0!==arguments[1]&&arguments[1])}get desc(){return ChangeDesc.create(this.sections)}filter(ranges){let resultSections=[],resultInserted=[],filteredSections=[],iter=new SectionIter(this);done:for(let i=0,pos=0;;){let next=i==ranges.length?1e9:ranges[i++];for(;pos<next||pos==next&&0==iter.len;){if(iter.done)break done;let len=Math.min(iter.len,next-pos);addSection(filteredSections,len,-1);let ins=-1==iter.ins?-1:0==iter.off?iter.ins:0;addSection(resultSections,len,ins),ins>0&&addInsert(resultInserted,resultSections,iter.text),iter.forward(len),pos+=len}let end=ranges[i++];for(;pos<end;){if(iter.done)break done;let len=Math.min(iter.len,end-pos);addSection(resultSections,len,-1),addSection(filteredSections,len,-1==iter.ins?-1:0==iter.off?iter.ins:0),iter.forward(len),pos+=len}}return{changes:new ChangeSet(resultSections,resultInserted),filtered:ChangeDesc.create(filteredSections)}}toJSON(){let parts=[];for(let i=0;i<this.sections.length;i+=2){let len=this.sections[i],ins=this.sections[i+1];ins<0?parts.push(len):0==ins?parts.push([len]):parts.push([len].concat(this.inserted[i>>1].toJSON()))}return parts}static of(changes,length,lineSep){let sections=[],inserted=[],pos=0,total=null;function flush(){let force=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(!force&&!sections.length)return;pos<length&&addSection(sections,length-pos,-1);let set=new ChangeSet(sections,inserted);total=total?total.compose(set.map(total)):set,sections=[],inserted=[],pos=0}return function process(spec){if(Array.isArray(spec))for(let sub of spec)process(sub);else if(spec instanceof ChangeSet){if(spec.length!=length)throw new RangeError("Mismatched change set length (got ".concat(spec.length,", expected ").concat(length,")"));flush(),total=total?total.compose(spec.map(total)):spec}else{let{from:from,to:to=from,insert:insert}=spec;if(from>to||from<0||to>length)throw new RangeError("Invalid change range ".concat(from," to ").concat(to," (in doc of length ").concat(length,")"));let insText=insert?"string"==typeof insert?Text.of(insert.split(lineSep||DefaultSplit)):insert:Text.empty,insLen=insText.length;if(from==to&&0==insLen)return;from<pos&&flush(),from>pos&&addSection(sections,from-pos,-1),addSection(sections,to-from,insLen),addInsert(inserted,sections,insText),pos=to}}(changes),flush(!total),total}static empty(length){return new ChangeSet(length?[length,-1]:[],[])}static fromJSON(json){if(!Array.isArray(json))throw new RangeError("Invalid JSON representation of ChangeSet");let sections=[],inserted=[];for(let i=0;i<json.length;i++){let part=json[i];if("number"==typeof part)sections.push(part,-1);else{if(!Array.isArray(part)||"number"!=typeof part[0]||part.some(((e,i)=>i&&"string"!=typeof e)))throw new RangeError("Invalid JSON representation of ChangeSet");if(1==part.length)sections.push(part[0],0);else{for(;inserted.length<i;)inserted.push(Text.empty);inserted[i]=Text.of(part.slice(1)),sections.push(part[0],inserted[i].length)}}}return new ChangeSet(sections,inserted)}static createSet(sections,inserted){return new ChangeSet(sections,inserted)}}function addSection(sections,len,ins){let forceJoin=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(0==len&&ins<=0)return;let last=sections.length-2;last>=0&&ins<=0&&ins==sections[last+1]?sections[last]+=len:0==len&&0==sections[last]?sections[last+1]+=ins:forceJoin?(sections[last]+=len,sections[last+1]+=ins):sections.push(len,ins)}function addInsert(values,sections,value){if(0==value.length)return;let index=sections.length-2>>1;if(index<values.length)values[values.length-1]=values[values.length-1].append(value);else{for(;values.length<index;)values.push(Text.empty);values.push(value)}}function iterChanges(desc,f,individual){let inserted=desc.inserted;for(let posA=0,posB=0,i=0;i<desc.sections.length;){let len=desc.sections[i++],ins=desc.sections[i++];if(ins<0)posA+=len,posB+=len;else{let endA=posA,endB=posB,text=Text.empty;for(;endA+=len,endB+=ins,ins&&inserted&&(text=text.append(inserted[i-2>>1])),!(individual||i==desc.sections.length||desc.sections[i+1]<0);)len=desc.sections[i++],ins=desc.sections[i++];f(posA,endA,posB,endB,text),posA=endA,posB=endB}}}function mapSet(setA,setB,before){let mkSet=arguments.length>3&&void 0!==arguments[3]&&arguments[3],sections=[],insert=mkSet?[]:null,a=new SectionIter(setA),b=new SectionIter(setB);for(let inserted=-1;;)if(-1==a.ins&&-1==b.ins){let len=Math.min(a.len,b.len);addSection(sections,len,-1),a.forward(len),b.forward(len)}else if(b.ins>=0&&(a.ins<0||inserted==a.i||0==a.off&&(b.len<a.len||b.len==a.len&&!before))){let len=b.len;for(addSection(sections,b.ins,-1);len;){let piece=Math.min(a.len,len);a.ins>=0&&inserted<a.i&&a.len<=piece&&(addSection(sections,0,a.ins),insert&&addInsert(insert,sections,a.text),inserted=a.i),a.forward(piece),len-=piece}b.next()}else{if(!(a.ins>=0)){if(a.done&&b.done)return insert?ChangeSet.createSet(sections,insert):ChangeDesc.create(sections);throw new Error("Mismatched change set lengths")}{let len=0,left=a.len;for(;left;)if(-1==b.ins){let piece=Math.min(left,b.len);len+=piece,left-=piece,b.forward(piece)}else{if(!(0==b.ins&&b.len<left))break;left-=b.len,b.next()}addSection(sections,len,inserted<a.i?a.ins:0),insert&&inserted<a.i&&addInsert(insert,sections,a.text),inserted=a.i,a.forward(a.len-left)}}}function composeSets(setA,setB){let mkSet=arguments.length>2&&void 0!==arguments[2]&&arguments[2],sections=[],insert=mkSet?[]:null,a=new SectionIter(setA),b=new SectionIter(setB);for(let open=!1;;){if(a.done&&b.done)return insert?ChangeSet.createSet(sections,insert):ChangeDesc.create(sections);if(0==a.ins)addSection(sections,a.len,0,open),a.next();else if(0!=b.len||b.done){if(a.done||b.done)throw new Error("Mismatched change set lengths");{let len=Math.min(a.len2,b.len),sectionLen=sections.length;if(-1==a.ins){let insB=-1==b.ins?-1:b.off?0:b.ins;addSection(sections,len,insB,open),insert&&insB&&addInsert(insert,sections,b.text)}else-1==b.ins?(addSection(sections,a.off?0:a.len,len,open),insert&&addInsert(insert,sections,a.textBit(len))):(addSection(sections,a.off?0:a.len,b.off?0:b.ins,open),insert&&!b.off&&addInsert(insert,sections,b.text));open=(a.ins>len||b.ins>=0&&b.len>len)&&(open||sections.length>sectionLen),a.forward2(len),b.forward(len)}}else addSection(sections,0,b.ins,open),insert&&addInsert(insert,sections,b.text),b.next()}}class SectionIter{constructor(set){this.set=set,this.i=0,this.next()}next(){let{sections:sections}=this.set;this.i<sections.length?(this.len=sections[this.i++],this.ins=sections[this.i++]):(this.len=0,this.ins=-2),this.off=0}get done(){return-2==this.ins}get len2(){return this.ins<0?this.len:this.ins}get text(){let{inserted:inserted}=this.set,index=this.i-2>>1;return index>=inserted.length?Text.empty:inserted[index]}textBit(len){let{inserted:inserted}=this.set,index=this.i-2>>1;return index>=inserted.length&&!len?Text.empty:inserted[index].slice(this.off,null==len?void 0:this.off+len)}forward(len){len==this.len?this.next():(this.len-=len,this.off+=len)}forward2(len){-1==this.ins?this.forward(len):len==this.ins?this.next():(this.ins-=len,this.off+=len)}}class SelectionRange{constructor(from,to,flags){this.from=from,this.to=to,this.flags=flags}get anchor(){return 32&this.flags?this.to:this.from}get head(){return 32&this.flags?this.from:this.to}get empty(){return this.from==this.to}get assoc(){return 8&this.flags?-1:16&this.flags?1:0}get bidiLevel(){let level=7&this.flags;return 7==level?null:level}get goalColumn(){let value=this.flags>>6;return 16777215==value?void 0:value}map(change){let from,to,assoc=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1;return this.empty?from=to=change.mapPos(this.from,assoc):(from=change.mapPos(this.from,1),to=change.mapPos(this.to,-1)),from==this.from&&to==this.to?this:new SelectionRange(from,to,this.flags)}extend(from){let to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:from;if(from<=this.anchor&&to>=this.anchor)return EditorSelection.range(from,to);let head=Math.abs(from-this.anchor)>Math.abs(to-this.anchor)?from:to;return EditorSelection.range(this.anchor,head)}eq(other){let includeAssoc=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return!(this.anchor!=other.anchor||this.head!=other.head||includeAssoc&&this.empty&&this.assoc!=other.assoc)}toJSON(){return{anchor:this.anchor,head:this.head}}static fromJSON(json){if(!json||"number"!=typeof json.anchor||"number"!=typeof json.head)throw new RangeError("Invalid JSON representation for SelectionRange");return EditorSelection.range(json.anchor,json.head)}static create(from,to,flags){return new SelectionRange(from,to,flags)}}class EditorSelection{constructor(ranges,mainIndex){this.ranges=ranges,this.mainIndex=mainIndex}map(change){let assoc=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1;return change.empty?this:EditorSelection.create(this.ranges.map((r=>r.map(change,assoc))),this.mainIndex)}eq(other){let includeAssoc=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(this.ranges.length!=other.ranges.length||this.mainIndex!=other.mainIndex)return!1;for(let i=0;i<this.ranges.length;i++)if(!this.ranges[i].eq(other.ranges[i],includeAssoc))return!1;return!0}get main(){return this.ranges[this.mainIndex]}asSingle(){return 1==this.ranges.length?this:new EditorSelection([this.main],0)}addRange(range){let main=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];return EditorSelection.create([range].concat(this.ranges),main?0:this.mainIndex+1)}replaceRange(range){let which=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.mainIndex,ranges=this.ranges.slice();return ranges[which]=range,EditorSelection.create(ranges,this.mainIndex)}toJSON(){return{ranges:this.ranges.map((r=>r.toJSON())),main:this.mainIndex}}static fromJSON(json){if(!json||!Array.isArray(json.ranges)||"number"!=typeof json.main||json.main>=json.ranges.length)throw new RangeError("Invalid JSON representation for EditorSelection");return new EditorSelection(json.ranges.map((r=>SelectionRange.fromJSON(r))),json.main)}static single(anchor){let head=arguments.length>1&&void 0!==arguments[1]?arguments[1]:anchor;return new EditorSelection([EditorSelection.range(anchor,head)],0)}static create(ranges){let mainIndex=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if(0==ranges.length)throw new RangeError("A selection needs at least one range");for(let pos=0,i=0;i<ranges.length;i++){let range=ranges[i];if(range.empty?range.from<=pos:range.from<pos)return EditorSelection.normalized(ranges.slice(),mainIndex);pos=range.to}return new EditorSelection(ranges,mainIndex)}static cursor(pos){let assoc=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,bidiLevel=arguments.length>2?arguments[2]:void 0,goalColumn=arguments.length>3?arguments[3]:void 0;return SelectionRange.create(pos,pos,(0==assoc?0:assoc<0?8:16)|(null==bidiLevel?7:Math.min(6,bidiLevel))|(null!=goalColumn?goalColumn:16777215)<<6)}static range(anchor,head,goalColumn,bidiLevel){let flags=(null!=goalColumn?goalColumn:16777215)<<6|(null==bidiLevel?7:Math.min(6,bidiLevel));return head<anchor?SelectionRange.create(head,anchor,48|flags):SelectionRange.create(anchor,head,(head>anchor?8:0)|flags)}static normalized(ranges){let mainIndex=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,main=ranges[mainIndex];ranges.sort(((a,b)=>a.from-b.from)),mainIndex=ranges.indexOf(main);for(let i=1;i<ranges.length;i++){let range=ranges[i],prev=ranges[i-1];if(range.empty?range.from<=prev.to:range.from<prev.to){let from=prev.from,to=Math.max(range.to,prev.to);i<=mainIndex&&mainIndex--,ranges.splice(--i,2,range.anchor>range.head?EditorSelection.range(to,from):EditorSelection.range(from,to))}}return new EditorSelection(ranges,mainIndex)}}function checkSelection(selection,docLength){for(let range of selection.ranges)if(range.to>docLength)throw new RangeError("Selection points outside of document")}let nextID=0;class Facet{constructor(combine,compareInput,compare,isStatic,enables){this.combine=combine,this.compareInput=compareInput,this.compare=compare,this.isStatic=isStatic,this.id=nextID++,this.default=combine([]),this.extensions="function"==typeof enables?enables(this):enables}get reader(){return this}static define(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return new Facet(config.combine||(a=>a),config.compareInput||((a,b)=>a===b),config.compare||(config.combine?(a,b)=>a===b:sameArray$1),!!config.static,config.enables)}of(value){return new FacetProvider([],this,0,value)}compute(deps,get){if(this.isStatic)throw new Error("Can't compute a static facet");return new FacetProvider(deps,this,1,get)}computeN(deps,get){if(this.isStatic)throw new Error("Can't compute a static facet");return new FacetProvider(deps,this,2,get)}from(field,get){return get||(get=x=>x),this.compute([field],(state=>get(state.field(field))))}}function sameArray$1(a,b){return a==b||a.length==b.length&&a.every(((e,i)=>e===b[i]))}class FacetProvider{constructor(dependencies,facet,type,value){this.dependencies=dependencies,this.facet=facet,this.type=type,this.value=value,this.id=nextID++}dynamicSlot(addresses){var _a;let getter=this.value,compare=this.facet.compareInput,id=this.id,idx=addresses[id]>>1,multi=2==this.type,depDoc=!1,depSel=!1,depAddrs=[];for(let dep of this.dependencies)"doc"==dep?depDoc=!0:"selection"==dep?depSel=!0:0==(1&(null!==(_a=addresses[dep.id])&&void 0!==_a?_a:1))&&depAddrs.push(addresses[dep.id]);return{create:state=>(state.values[idx]=getter(state),1),update(state,tr){if(depDoc&&tr.docChanged||depSel&&(tr.docChanged||tr.selection)||ensureAll(state,depAddrs)){let newVal=getter(state);if(multi?!compareArray(newVal,state.values[idx],compare):!compare(newVal,state.values[idx]))return state.values[idx]=newVal,1}return 0},reconfigure:(state,oldState)=>{let newVal,oldAddr=oldState.config.address[id];if(null!=oldAddr){let oldVal=getAddr(oldState,oldAddr);if(this.dependencies.every((dep=>dep instanceof Facet?oldState.facet(dep)===state.facet(dep):!(dep instanceof StateField)||oldState.field(dep,!1)==state.field(dep,!1)))||(multi?compareArray(newVal=getter(state),oldVal,compare):compare(newVal=getter(state),oldVal)))return state.values[idx]=oldVal,0}else newVal=getter(state);return state.values[idx]=newVal,1}}}}function compareArray(a,b,compare){if(a.length!=b.length)return!1;for(let i=0;i<a.length;i++)if(!compare(a[i],b[i]))return!1;return!0}function ensureAll(state,addrs){let changed=!1;for(let addr of addrs)1&ensureAddr(state,addr)&&(changed=!0);return changed}function dynamicFacetSlot(addresses,facet,providers){let providerAddrs=providers.map((p=>addresses[p.id])),providerTypes=providers.map((p=>p.type)),dynamic=providerAddrs.filter((p=>!(1&p))),idx=addresses[facet.id]>>1;function get(state){let values=[];for(let i=0;i<providerAddrs.length;i++){let value=getAddr(state,providerAddrs[i]);if(2==providerTypes[i])for(let val of value)values.push(val);else values.push(value)}return facet.combine(values)}return{create(state){for(let addr of providerAddrs)ensureAddr(state,addr);return state.values[idx]=get(state),1},update(state,tr){if(!ensureAll(state,dynamic))return 0;let value=get(state);return facet.compare(value,state.values[idx])?0:(state.values[idx]=value,1)},reconfigure(state,oldState){let depChanged=ensureAll(state,providerAddrs),oldProviders=oldState.config.facets[facet.id],oldValue=oldState.facet(facet);if(oldProviders&&!depChanged&&sameArray$1(providers,oldProviders))return state.values[idx]=oldValue,0;let value=get(state);return facet.compare(value,oldValue)?(state.values[idx]=oldValue,0):(state.values[idx]=value,1)}}}const initField=Facet.define({static:!0});class StateField{constructor(id,createF,updateF,compareF,spec){this.id=id,this.createF=createF,this.updateF=updateF,this.compareF=compareF,this.spec=spec,this.provides=void 0}static define(config){let field=new StateField(nextID++,config.create,config.update,config.compare||((a,b)=>a===b),config);return config.provide&&(field.provides=config.provide(field)),field}create(state){let init=state.facet(initField).find((i=>i.field==this));return((null==init?void 0:init.create)||this.createF)(state)}slot(addresses){let idx=addresses[this.id]>>1;return{create:state=>(state.values[idx]=this.create(state),1),update:(state,tr)=>{let oldVal=state.values[idx],value=this.updateF(oldVal,tr);return this.compareF(oldVal,value)?0:(state.values[idx]=value,1)},reconfigure:(state,oldState)=>null!=oldState.config.address[this.id]?(state.values[idx]=oldState.field(this),0):(state.values[idx]=this.create(state),1)}}init(create){return[this,initField.of({field:this,create:create})]}get extension(){return this}}const Prec__lowest=4,Prec__low=3,Prec__default=2,Prec__high=1;function prec(value){return ext=>new PrecExtension(ext,value)}const Prec={highest:prec(0),high:prec(Prec__high),default:prec(Prec__default),low:prec(Prec__low),lowest:prec(Prec__lowest)};class PrecExtension{constructor(inner,prec){this.inner=inner,this.prec=prec}}class Compartment{of(ext){return new CompartmentInstance(this,ext)}reconfigure(content){return Compartment.reconfigure.of({compartment:this,extension:content})}get(state){return state.config.compartments.get(this)}}class CompartmentInstance{constructor(compartment,inner){this.compartment=compartment,this.inner=inner}}class Configuration{constructor(base,compartments,dynamicSlots,address,staticValues,facets){for(this.base=base,this.compartments=compartments,this.dynamicSlots=dynamicSlots,this.address=address,this.staticValues=staticValues,this.facets=facets,this.statusTemplate=[];this.statusTemplate.length<dynamicSlots.length;)this.statusTemplate.push(0)}staticFacet(facet){let addr=this.address[facet.id];return null==addr?facet.default:this.staticValues[addr>>1]}static resolve(base,compartments,oldState){let fields=[],facets=Object.create(null),newCompartments=new Map;for(let ext of function(extension,compartments,newCompartments){let result=[[],[],[],[],[]],seen=new Map;function inner(ext,prec){let known=seen.get(ext);if(null!=known){if(known<=prec)return;let found=result[known].indexOf(ext);found>-1&&result[known].splice(found,1),ext instanceof CompartmentInstance&&newCompartments.delete(ext.compartment)}if(seen.set(ext,prec),Array.isArray(ext))for(let e of ext)inner(e,prec);else if(ext instanceof CompartmentInstance){if(newCompartments.has(ext.compartment))throw new RangeError("Duplicate use of compartment in extensions");let content=compartments.get(ext.compartment)||ext.inner;newCompartments.set(ext.compartment,content),inner(content,prec)}else if(ext instanceof PrecExtension)inner(ext.inner,ext.prec);else if(ext instanceof StateField)result[prec].push(ext),ext.provides&&inner(ext.provides,prec);else if(ext instanceof FacetProvider)result[prec].push(ext),ext.facet.extensions&&inner(ext.facet.extensions,Prec__default);else{let content=ext.extension;if(!content)throw new Error("Unrecognized extension value in extension set (".concat(ext,"). This sometimes happens because multiple instances of @codemirror/state are loaded, breaking instanceof checks."));inner(content,prec)}}return inner(extension,Prec__default),result.reduce(((a,b)=>a.concat(b)))}(base,compartments,newCompartments))ext instanceof StateField?fields.push(ext):(facets[ext.facet.id]||(facets[ext.facet.id]=[])).push(ext);let address=Object.create(null),staticValues=[],dynamicSlots=[];for(let field of fields)address[field.id]=dynamicSlots.length<<1,dynamicSlots.push((a=>field.slot(a)));let oldFacets=null==oldState?void 0:oldState.config.facets;for(let id in facets){let providers=facets[id],facet=providers[0].facet,oldProviders=oldFacets&&oldFacets[id]||[];if(providers.every((p=>0==p.type)))if(address[facet.id]=staticValues.length<<1|1,sameArray$1(oldProviders,providers))staticValues.push(oldState.facet(facet));else{let value=facet.combine(providers.map((p=>p.value)));staticValues.push(oldState&&facet.compare(value,oldState.facet(facet))?oldState.facet(facet):value)}else{for(let p of providers)0==p.type?(address[p.id]=staticValues.length<<1|1,staticValues.push(p.value)):(address[p.id]=dynamicSlots.length<<1,dynamicSlots.push((a=>p.dynamicSlot(a))));address[facet.id]=dynamicSlots.length<<1,dynamicSlots.push((a=>dynamicFacetSlot(a,facet,providers)))}}let dynamic=dynamicSlots.map((f=>f(address)));return new Configuration(base,newCompartments,dynamic,address,staticValues,facets)}}function ensureAddr(state,addr){if(1&addr)return 2;let idx=addr>>1,status=state.status[idx];if(4==status)throw new Error("Cyclic dependency between fields and/or facets");if(2&status)return status;state.status[idx]=4;let changed=state.computeSlot(state,state.config.dynamicSlots[idx]);return state.status[idx]=2|changed}function getAddr(state,addr){return 1&addr?state.config.staticValues[addr>>1]:state.values[addr>>1]}const languageData=Facet.define(),allowMultipleSelections=Facet.define({combine:values=>values.some((v=>v)),static:!0}),lineSeparator=Facet.define({combine:values=>values.length?values[0]:void 0,static:!0}),changeFilter=Facet.define(),transactionFilter=Facet.define(),transactionExtender=Facet.define(),readOnly=Facet.define({combine:values=>!!values.length&&values[0]});class Annotation{constructor(type,value){this.type=type,this.value=value}static define(){return new AnnotationType}}class AnnotationType{of(value){return new Annotation(this,value)}}class StateEffectType{constructor(map){this.map=map}of(value){return new StateEffect(this,value)}}class StateEffect{constructor(type,value){this.type=type,this.value=value}map(mapping){let mapped=this.type.map(this.value,mapping);return void 0===mapped?void 0:mapped==this.value?this:new StateEffect(this.type,mapped)}is(type){return this.type==type}static define(){return new StateEffectType((arguments.length>0&&void 0!==arguments[0]?arguments[0]:{}).map||(v=>v))}static mapEffects(effects,mapping){if(!effects.length)return effects;let result=[];for(let effect of effects){let mapped=effect.map(mapping);mapped&&result.push(mapped)}return result}}StateEffect.reconfigure=StateEffect.define(),StateEffect.appendConfig=StateEffect.define();class Transaction{constructor(startState,changes,selection,effects,annotations,scrollIntoView){this.startState=startState,this.changes=changes,this.selection=selection,this.effects=effects,this.annotations=annotations,this.scrollIntoView=scrollIntoView,this._doc=null,this._state=null,selection&&checkSelection(selection,changes.newLength),annotations.some((a=>a.type==Transaction.time))||(this.annotations=annotations.concat(Transaction.time.of(Date.now())))}static create(startState,changes,selection,effects,annotations,scrollIntoView){return new Transaction(startState,changes,selection,effects,annotations,scrollIntoView)}get newDoc(){return this._doc||(this._doc=this.changes.apply(this.startState.doc))}get newSelection(){return this.selection||this.startState.selection.map(this.changes)}get state(){return this._state||this.startState.applyTransaction(this),this._state}annotation(type){for(let ann of this.annotations)if(ann.type==type)return ann.value}get docChanged(){return!this.changes.empty}get reconfigured(){return this.startState.config!=this.state.config}isUserEvent(event){let e=this.annotation(Transaction.userEvent);return!(!e||!(e==event||e.length>event.length&&e.slice(0,event.length)==event&&"."==e[event.length]))}}function joinRanges(a,b){let result=[];for(let iA=0,iB=0;;){let from,to;if(iA<a.length&&(iB==b.length||b[iB]>=a[iA]))from=a[iA++],to=a[iA++];else{if(!(iB<b.length))return result;from=b[iB++],to=b[iB++]}!result.length||result[result.length-1]<from?result.push(from,to):result[result.length-1]<to&&(result[result.length-1]=to)}}function mergeTransaction(a,b,sequential){var _a;let mapForA,mapForB,changes;return sequential?(mapForA=b.changes,mapForB=ChangeSet.empty(b.changes.length),changes=a.changes.compose(b.changes)):(mapForA=b.changes.map(a.changes),mapForB=a.changes.mapDesc(b.changes,!0),changes=a.changes.compose(mapForA)),{changes:changes,selection:b.selection?b.selection.map(mapForB):null===(_a=a.selection)||void 0===_a?void 0:_a.map(mapForA),effects:StateEffect.mapEffects(a.effects,mapForA).concat(StateEffect.mapEffects(b.effects,mapForB)),annotations:a.annotations.length?a.annotations.concat(b.annotations):b.annotations,scrollIntoView:a.scrollIntoView||b.scrollIntoView}}function resolveTransactionInner(state,spec,docSize){let sel=spec.selection,annotations=asArray$1(spec.annotations);return spec.userEvent&&(annotations=annotations.concat(Transaction.userEvent.of(spec.userEvent))),{changes:spec.changes instanceof ChangeSet?spec.changes:ChangeSet.of(spec.changes||[],docSize,state.facet(lineSeparator)),selection:sel&&(sel instanceof EditorSelection?sel:EditorSelection.single(sel.anchor,sel.head)),effects:asArray$1(spec.effects),annotations:annotations,scrollIntoView:!!spec.scrollIntoView}}function resolveTransaction(state,specs,filter){let s=resolveTransactionInner(state,specs.length?specs[0]:{},state.doc.length);specs.length&&!1===specs[0].filter&&(filter=!1);for(let i=1;i<specs.length;i++){!1===specs[i].filter&&(filter=!1);let seq=!!specs[i].sequential;s=mergeTransaction(s,resolveTransactionInner(state,specs[i],seq?s.changes.newLength:state.doc.length),seq)}let tr=Transaction.create(state,s.changes,s.selection,s.effects,s.annotations,s.scrollIntoView);return function(tr){let state=tr.startState,extenders=state.facet(transactionExtender),spec=tr;for(let i=extenders.length-1;i>=0;i--){let extension=extenders[i](tr);extension&&Object.keys(extension).length&&(spec=mergeTransaction(spec,resolveTransactionInner(state,extension,tr.changes.newLength),!0))}return spec==tr?tr:Transaction.create(state,tr.changes,tr.selection,spec.effects,spec.annotations,spec.scrollIntoView)}(filter?function(tr){let state=tr.startState,result=!0;for(let filter of state.facet(changeFilter)){let value=filter(tr);if(!1===value){result=!1;break}Array.isArray(value)&&(result=!0===result?value:joinRanges(result,value))}if(!0!==result){let changes,back;if(!1===result)back=tr.changes.invertedDesc,changes=ChangeSet.empty(state.doc.length);else{let filtered=tr.changes.filter(result);changes=filtered.changes,back=filtered.filtered.mapDesc(filtered.changes).invertedDesc}tr=Transaction.create(state,changes,tr.selection&&tr.selection.map(back),StateEffect.mapEffects(tr.effects,back),tr.annotations,tr.scrollIntoView)}let filters=state.facet(transactionFilter);for(let i=filters.length-1;i>=0;i--){let filtered=filters[i](tr);tr=filtered instanceof Transaction?filtered:Array.isArray(filtered)&&1==filtered.length&&filtered[0]instanceof Transaction?filtered[0]:resolveTransaction(state,asArray$1(filtered),!1)}return tr}(tr):tr)}Transaction.time=Annotation.define(),Transaction.userEvent=Annotation.define(),Transaction.addToHistory=Annotation.define(),Transaction.remote=Annotation.define();const none$2=[];function asArray$1(value){return null==value?none$2:Array.isArray(value)?value:[value]}var CharCategory=function(CharCategory){return CharCategory[CharCategory.Word=0]="Word",CharCategory[CharCategory.Space=1]="Space",CharCategory[CharCategory.Other=2]="Other",CharCategory}(CharCategory||(CharCategory={}));const nonASCIISingleCaseWordChar=/[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;let wordChar;try{wordChar=new RegExp("[\\p{Alphabetic}\\p{Number}_]","u")}catch(_){}function makeCategorizer(wordChars){return char=>{if(!/\S/.test(char))return CharCategory.Space;if(function(str){if(wordChar)return wordChar.test(str);for(let i=0;i<str.length;i++){let ch=str[i];if(/\w/.test(ch)||ch>"€"&&(ch.toUpperCase()!=ch.toLowerCase()||nonASCIISingleCaseWordChar.test(ch)))return!0}return!1}(char))return CharCategory.Word;for(let i=0;i<wordChars.length;i++)if(char.indexOf(wordChars[i])>-1)return CharCategory.Word;return CharCategory.Other}}class EditorState{constructor(config,doc,selection,values,computeSlot,tr){this.config=config,this.doc=doc,this.selection=selection,this.values=values,this.status=config.statusTemplate.slice(),this.computeSlot=computeSlot,tr&&(tr._state=this);for(let i=0;i<this.config.dynamicSlots.length;i++)ensureAddr(this,i<<1);this.computeSlot=null}field(field){let require=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],addr=this.config.address[field.id];if(null!=addr)return ensureAddr(this,addr),getAddr(this,addr);if(require)throw new RangeError("Field is not present in this state")}update(){for(var _len=arguments.length,specs=new Array(_len),_key=0;_key<_len;_key++)specs[_key]=arguments[_key];return resolveTransaction(this,specs,!0)}applyTransaction(tr){let startValues,conf=this.config,{base:base,compartments:compartments}=conf;for(let effect of tr.effects)effect.is(Compartment.reconfigure)?(conf&&(compartments=new Map,conf.compartments.forEach(((val,key)=>compartments.set(key,val))),conf=null),compartments.set(effect.value.compartment,effect.value.extension)):effect.is(StateEffect.reconfigure)?(conf=null,base=effect.value):effect.is(StateEffect.appendConfig)&&(conf=null,base=asArray$1(base).concat(effect.value));if(conf)startValues=tr.startState.values.slice();else{conf=Configuration.resolve(base,compartments,this),startValues=new EditorState(conf,this.doc,this.selection,conf.dynamicSlots.map((()=>null)),((state,slot)=>slot.reconfigure(state,this)),null).values}let selection=tr.startState.facet(allowMultipleSelections)?tr.newSelection:tr.newSelection.asSingle();new EditorState(conf,tr.newDoc,selection,startValues,((state,slot)=>slot.update(state,tr)),tr)}replaceSelection(text){return"string"==typeof text&&(text=this.toText(text)),this.changeByRange((range=>({changes:{from:range.from,to:range.to,insert:text},range:EditorSelection.cursor(range.from+text.length)})))}changeByRange(f){let sel=this.selection,result1=f(sel.ranges[0]),changes=this.changes(result1.changes),ranges=[result1.range],effects=asArray$1(result1.effects);for(let i=1;i<sel.ranges.length;i++){let result=f(sel.ranges[i]),newChanges=this.changes(result.changes),newMapped=newChanges.map(changes);for(let j=0;j<i;j++)ranges[j]=ranges[j].map(newMapped);let mapBy=changes.mapDesc(newChanges,!0);ranges.push(result.range.map(mapBy)),changes=changes.compose(newMapped),effects=StateEffect.mapEffects(effects,newMapped).concat(StateEffect.mapEffects(asArray$1(result.effects),mapBy))}return{changes:changes,selection:EditorSelection.create(ranges,sel.mainIndex),effects:effects}}changes(){let spec=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[];return spec instanceof ChangeSet?spec:ChangeSet.of(spec,this.doc.length,this.facet(EditorState.lineSeparator))}toText(string){return Text.of(string.split(this.facet(EditorState.lineSeparator)||DefaultSplit))}sliceDoc(){let from=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.doc.length;return this.doc.sliceString(from,to,this.lineBreak)}facet(facet){let addr=this.config.address[facet.id];return null==addr?facet.default:(ensureAddr(this,addr),getAddr(this,addr))}toJSON(fields){let result={doc:this.sliceDoc(),selection:this.selection.toJSON()};if(fields)for(let prop in fields){let value=fields[prop];value instanceof StateField&&null!=this.config.address[value.id]&&(result[prop]=value.spec.toJSON(this.field(fields[prop]),this))}return result}static fromJSON(json){let config=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},fields=arguments.length>2?arguments[2]:void 0;if(!json||"string"!=typeof json.doc)throw new RangeError("Invalid JSON representation for EditorState");let fieldInit=[];if(fields)for(let prop in fields)if(Object.prototype.hasOwnProperty.call(json,prop)){let field=fields[prop],value=json[prop];fieldInit.push(field.init((state=>field.spec.fromJSON(value,state))))}return EditorState.create({doc:json.doc,selection:EditorSelection.fromJSON(json.selection),extensions:config.extensions?fieldInit.concat([config.extensions]):fieldInit})}static create(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},configuration=Configuration.resolve(config.extensions||[],new Map),doc=config.doc instanceof Text?config.doc:Text.of((config.doc||"").split(configuration.staticFacet(EditorState.lineSeparator)||DefaultSplit)),selection=config.selection?config.selection instanceof EditorSelection?config.selection:EditorSelection.single(config.selection.anchor,config.selection.head):EditorSelection.single(0);return checkSelection(selection,doc.length),configuration.staticFacet(allowMultipleSelections)||(selection=selection.asSingle()),new EditorState(configuration,doc,selection,configuration.dynamicSlots.map((()=>null)),((state,slot)=>slot.create(state)),null)}get tabSize(){return this.facet(EditorState.tabSize)}get lineBreak(){return this.facet(EditorState.lineSeparator)||"\n"}get readOnly(){return this.facet(readOnly)}phrase(phrase){for(var _len2=arguments.length,insert=new Array(_len2>1?_len2-1:0),_key2=1;_key2<_len2;_key2++)insert[_key2-1]=arguments[_key2];for(let map of this.facet(EditorState.phrases))if(Object.prototype.hasOwnProperty.call(map,phrase)){phrase=map[phrase];break}return insert.length&&(phrase=phrase.replace(/\$(\$|\d*)/g,((m,i)=>{if("$"==i)return"$";let n=+(i||1);return!n||n>insert.length?m:insert[n-1]}))),phrase}languageDataAt(name,pos){let side=arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1,values=[];for(let provider of this.facet(languageData))for(let result of provider(this,pos,side))Object.prototype.hasOwnProperty.call(result,name)&&values.push(result[name]);return values}charCategorizer(at){return makeCategorizer(this.languageDataAt("wordChars",at).join(""))}wordAt(pos){let{text:text,from:from,length:length}=this.doc.lineAt(pos),cat=this.charCategorizer(pos),start=pos-from,end=pos-from;for(;start>0;){let prev=findClusterBreak(text,start,!1);if(cat(text.slice(prev,start))!=CharCategory.Word)break;start=prev}for(;end<length;){let next=findClusterBreak(text,end);if(cat(text.slice(end,next))!=CharCategory.Word)break;end=next}return start==end?null:EditorSelection.range(start+from,end+from)}}function combineConfig(configs,defaults){let combine=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},result={};for(let config of configs)for(let key of Object.keys(config)){let value=config[key],current=result[key];if(void 0===current)result[key]=value;else if(current===value||void 0===value);else{if(!Object.hasOwnProperty.call(combine,key))throw new Error("Config merge conflict for field "+key);result[key]=combine[key](current,value)}}for(let key in defaults)void 0===result[key]&&(result[key]=defaults[key]);return result}_exports.EditorState=EditorState,EditorState.allowMultipleSelections=allowMultipleSelections,EditorState.tabSize=Facet.define({combine:values=>values.length?values[0]:4}),EditorState.lineSeparator=lineSeparator,EditorState.readOnly=readOnly,EditorState.phrases=Facet.define({compare(a,b){let kA=Object.keys(a),kB=Object.keys(b);return kA.length==kB.length&&kA.every((k=>a[k]==b[k]))}}),EditorState.languageData=languageData,EditorState.changeFilter=changeFilter,EditorState.transactionFilter=transactionFilter,EditorState.transactionExtender=transactionExtender,Compartment.reconfigure=StateEffect.define();class RangeValue{eq(other){return this==other}range(from){let to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:from;return Range$1.create(from,to,this)}}RangeValue.prototype.startSide=RangeValue.prototype.endSide=0,RangeValue.prototype.point=!1,RangeValue.prototype.mapMode=MapMode.TrackDel;let Range$1=class Range{constructor(from,to,value){this.from=from,this.to=to,this.value=value}static create(from,to,value){return new Range(from,to,value)}};function cmpRange(a,b){return a.from-b.from||a.value.startSide-b.value.startSide}class Chunk{constructor(from,to,value,maxPoint){this.from=from,this.to=to,this.value=value,this.maxPoint=maxPoint}get length(){return this.to[this.to.length-1]}findIndex(pos,side,end){let startAt=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,arr=end?this.to:this.from;for(let lo=startAt,hi=arr.length;;){if(lo==hi)return lo;let mid=lo+hi>>1,diff=arr[mid]-pos||(end?this.value[mid].endSide:this.value[mid].startSide)-side;if(mid==lo)return diff>=0?lo:hi;diff>=0?hi=mid:lo=mid+1}}between(offset,from,to,f){for(let i=this.findIndex(from,-1e9,!0),e=this.findIndex(to,1e9,!1,i);i<e;i++)if(!1===f(this.from[i]+offset,this.to[i]+offset,this.value[i]))return!1}map(offset,changes){let value=[],from=[],to=[],newPos=-1,maxPoint=-1;for(let i=0;i<this.value.length;i++){let newFrom,newTo,val=this.value[i],curFrom=this.from[i]+offset,curTo=this.to[i]+offset;if(curFrom==curTo){let mapped=changes.mapPos(curFrom,val.startSide,val.mapMode);if(null==mapped)continue;if(newFrom=newTo=mapped,val.startSide!=val.endSide&&(newTo=changes.mapPos(curFrom,val.endSide),newTo<newFrom))continue}else if(newFrom=changes.mapPos(curFrom,val.startSide),newTo=changes.mapPos(curTo,val.endSide),newFrom>newTo||newFrom==newTo&&val.startSide>0&&val.endSide<=0)continue;(newTo-newFrom||val.endSide-val.startSide)<0||(newPos<0&&(newPos=newFrom),val.point&&(maxPoint=Math.max(maxPoint,newTo-newFrom)),value.push(val),from.push(newFrom-newPos),to.push(newTo-newPos))}return{mapped:value.length?new Chunk(from,to,value,maxPoint):null,pos:newPos}}}class RangeSet{constructor(chunkPos,chunk,nextLayer,maxPoint){this.chunkPos=chunkPos,this.chunk=chunk,this.nextLayer=nextLayer,this.maxPoint=maxPoint}static create(chunkPos,chunk,nextLayer,maxPoint){return new RangeSet(chunkPos,chunk,nextLayer,maxPoint)}get length(){let last=this.chunk.length-1;return last<0?0:Math.max(this.chunkEnd(last),this.nextLayer.length)}get size(){if(this.isEmpty)return 0;let size=this.nextLayer.size;for(let chunk of this.chunk)size+=chunk.value.length;return size}chunkEnd(index){return this.chunkPos[index]+this.chunk[index].length}update(updateSpec){let{add:add=[],sort:sort=!1,filterFrom:filterFrom=0,filterTo:filterTo=this.length}=updateSpec,filter=updateSpec.filter;if(0==add.length&&!filter)return this;if(sort&&(add=add.slice().sort(cmpRange)),this.isEmpty)return add.length?RangeSet.of(add):this;let cur=new LayerCursor(this,null,-1).goto(0),i=0,spill=[],builder=new RangeSetBuilder;for(;cur.value||i<add.length;)if(i<add.length&&(cur.from-add[i].from||cur.startSide-add[i].value.startSide)>=0){let range=add[i++];builder.addInner(range.from,range.to,range.value)||spill.push(range)}else 1==cur.rangeIndex&&cur.chunkIndex<this.chunk.length&&(i==add.length||this.chunkEnd(cur.chunkIndex)<add[i].from)&&(!filter||filterFrom>this.chunkEnd(cur.chunkIndex)||filterTo<this.chunkPos[cur.chunkIndex])&&builder.addChunk(this.chunkPos[cur.chunkIndex],this.chunk[cur.chunkIndex])?cur.nextChunk():((!filter||filterFrom>cur.to||filterTo<cur.from||filter(cur.from,cur.to,cur.value))&&(builder.addInner(cur.from,cur.to,cur.value)||spill.push(Range$1.create(cur.from,cur.to,cur.value))),cur.next());return builder.finishInner(this.nextLayer.isEmpty&&!spill.length?RangeSet.empty:this.nextLayer.update({add:spill,filter:filter,filterFrom:filterFrom,filterTo:filterTo}))}map(changes){if(changes.empty||this.isEmpty)return this;let chunks=[],chunkPos=[],maxPoint=-1;for(let i=0;i<this.chunk.length;i++){let start=this.chunkPos[i],chunk=this.chunk[i],touch=changes.touchesRange(start,start+chunk.length);if(!1===touch)maxPoint=Math.max(maxPoint,chunk.maxPoint),chunks.push(chunk),chunkPos.push(changes.mapPos(start));else if(!0===touch){let{mapped:mapped,pos:pos}=chunk.map(start,changes);mapped&&(maxPoint=Math.max(maxPoint,mapped.maxPoint),chunks.push(mapped),chunkPos.push(pos))}}let next=this.nextLayer.map(changes);return 0==chunks.length?next:new RangeSet(chunkPos,chunks,next||RangeSet.empty,maxPoint)}between(from,to,f){if(!this.isEmpty){for(let i=0;i<this.chunk.length;i++){let start=this.chunkPos[i],chunk=this.chunk[i];if(to>=start&&from<=start+chunk.length&&!1===chunk.between(start,from-start,to-start,f))return}this.nextLayer.between(from,to,f)}}iter(){let from=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return HeapCursor.from([this]).goto(from)}get isEmpty(){return this.nextLayer==this}static iter(sets){let from=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return HeapCursor.from(sets).goto(from)}static compare(oldSets,newSets,textDiff,comparator){let minPointSize=arguments.length>4&&void 0!==arguments[4]?arguments[4]:-1,a=oldSets.filter((set=>set.maxPoint>0||!set.isEmpty&&set.maxPoint>=minPointSize)),b=newSets.filter((set=>set.maxPoint>0||!set.isEmpty&&set.maxPoint>=minPointSize)),sharedChunks=findSharedChunks(a,b,textDiff),sideA=new SpanCursor(a,sharedChunks,minPointSize),sideB=new SpanCursor(b,sharedChunks,minPointSize);textDiff.iterGaps(((fromA,fromB,length)=>compare(sideA,fromA,sideB,fromB,length,comparator))),textDiff.empty&&0==textDiff.length&&compare(sideA,0,sideB,0,0,comparator)}static eq(oldSets,newSets){let from=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,to=arguments.length>3?arguments[3]:void 0;null==to&&(to=999999999);let a=oldSets.filter((set=>!set.isEmpty&&newSets.indexOf(set)<0)),b=newSets.filter((set=>!set.isEmpty&&oldSets.indexOf(set)<0));if(a.length!=b.length)return!1;if(!a.length)return!0;let sharedChunks=findSharedChunks(a,b),sideA=new SpanCursor(a,sharedChunks,0).goto(from),sideB=new SpanCursor(b,sharedChunks,0).goto(from);for(;;){if(sideA.to!=sideB.to||!sameValues(sideA.active,sideB.active)||sideA.point&&(!sideB.point||!sideA.point.eq(sideB.point)))return!1;if(sideA.to>to)return!0;sideA.next(),sideB.next()}}static spans(sets,from,to,iterator){let cursor=new SpanCursor(sets,null,arguments.length>4&&void 0!==arguments[4]?arguments[4]:-1).goto(from),pos=from,openRanges=cursor.openStart;for(;;){let curTo=Math.min(cursor.to,to);if(cursor.point){let active=cursor.activeForPoint(cursor.to),openCount=cursor.pointFrom<from?active.length+1:cursor.point.startSide<0?active.length:Math.min(active.length,openRanges);iterator.point(pos,curTo,cursor.point,active,openCount,cursor.pointRank),openRanges=Math.min(cursor.openEnd(curTo),active.length)}else curTo>pos&&(iterator.span(pos,curTo,cursor.active,openRanges),openRanges=cursor.openEnd(curTo));if(cursor.to>to)return openRanges+(cursor.point&&cursor.to>to?1:0);pos=cursor.to,cursor.next()}}static of(ranges){let sort=arguments.length>1&&void 0!==arguments[1]&&arguments[1],build=new RangeSetBuilder;for(let range of ranges instanceof Range$1?[ranges]:sort?function(ranges){if(ranges.length>1)for(let prev=ranges[0],i=1;i<ranges.length;i++){let cur=ranges[i];if(cmpRange(prev,cur)>0)return ranges.slice().sort(cmpRange);prev=cur}return ranges}(ranges):ranges)build.add(range.from,range.to,range.value);return build.finish()}static join(sets){if(!sets.length)return RangeSet.empty;let result=sets[sets.length-1];for(let i=sets.length-2;i>=0;i--)for(let layer=sets[i];layer!=RangeSet.empty;layer=layer.nextLayer)result=new RangeSet(layer.chunkPos,layer.chunk,result,Math.max(layer.maxPoint,result.maxPoint));return result}}RangeSet.empty=new RangeSet([],[],null,-1),RangeSet.empty.nextLayer=RangeSet.empty;class RangeSetBuilder{finishChunk(newArrays){this.chunks.push(new Chunk(this.from,this.to,this.value,this.maxPoint)),this.chunkPos.push(this.chunkStart),this.chunkStart=-1,this.setMaxPoint=Math.max(this.setMaxPoint,this.maxPoint),this.maxPoint=-1,newArrays&&(this.from=[],this.to=[],this.value=[])}constructor(){this.chunks=[],this.chunkPos=[],this.chunkStart=-1,this.last=null,this.lastFrom=-1e9,this.lastTo=-1e9,this.from=[],this.to=[],this.value=[],this.maxPoint=-1,this.setMaxPoint=-1,this.nextLayer=null}add(from,to,value){this.addInner(from,to,value)||(this.nextLayer||(this.nextLayer=new RangeSetBuilder)).add(from,to,value)}addInner(from,to,value){let diff=from-this.lastTo||value.startSide-this.last.endSide;if(diff<=0&&(from-this.lastFrom||value.startSide-this.last.startSide)<0)throw new Error("Ranges must be added sorted by `from` position and `startSide`");return!(diff<0)&&(250==this.from.length&&this.finishChunk(!0),this.chunkStart<0&&(this.chunkStart=from),this.from.push(from-this.chunkStart),this.to.push(to-this.chunkStart),this.last=value,this.lastFrom=from,this.lastTo=to,this.value.push(value),value.point&&(this.maxPoint=Math.max(this.maxPoint,to-from)),!0)}addChunk(from,chunk){if((from-this.lastTo||chunk.value[0].startSide-this.last.endSide)<0)return!1;this.from.length&&this.finishChunk(!0),this.setMaxPoint=Math.max(this.setMaxPoint,chunk.maxPoint),this.chunks.push(chunk),this.chunkPos.push(from);let last=chunk.value.length-1;return this.last=chunk.value[last],this.lastFrom=chunk.from[last]+from,this.lastTo=chunk.to[last]+from,!0}finish(){return this.finishInner(RangeSet.empty)}finishInner(next){if(this.from.length&&this.finishChunk(!1),0==this.chunks.length)return next;let result=RangeSet.create(this.chunkPos,this.chunks,this.nextLayer?this.nextLayer.finishInner(next):next,this.setMaxPoint);return this.from=null,result}}function findSharedChunks(a,b,textDiff){let inA=new Map;for(let set of a)for(let i=0;i<set.chunk.length;i++)set.chunk[i].maxPoint<=0&&inA.set(set.chunk[i],set.chunkPos[i]);let shared=new Set;for(let set of b)for(let i=0;i<set.chunk.length;i++){let known=inA.get(set.chunk[i]);null==known||(textDiff?textDiff.mapPos(known):known)!=set.chunkPos[i]||(null==textDiff?void 0:textDiff.touchesRange(known,known+set.chunk[i].length))||shared.add(set.chunk[i])}return shared}class LayerCursor{constructor(layer,skip,minPoint){let rank=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0;this.layer=layer,this.skip=skip,this.minPoint=minPoint,this.rank=rank}get startSide(){return this.value?this.value.startSide:0}get endSide(){return this.value?this.value.endSide:0}goto(pos){let side=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1e9;return this.chunkIndex=this.rangeIndex=0,this.gotoInner(pos,side,!1),this}gotoInner(pos,side,forward){for(;this.chunkIndex<this.layer.chunk.length;){let next=this.layer.chunk[this.chunkIndex];if(!(this.skip&&this.skip.has(next)||this.layer.chunkEnd(this.chunkIndex)<pos||next.maxPoint<this.minPoint))break;this.chunkIndex++,forward=!1}if(this.chunkIndex<this.layer.chunk.length){let rangeIndex=this.layer.chunk[this.chunkIndex].findIndex(pos-this.layer.chunkPos[this.chunkIndex],side,!0);(!forward||this.rangeIndex<rangeIndex)&&this.setRangeIndex(rangeIndex)}this.next()}forward(pos,side){(this.to-pos||this.endSide-side)<0&&this.gotoInner(pos,side,!0)}next(){for(;;){if(this.chunkIndex==this.layer.chunk.length){this.from=this.to=1e9,this.value=null;break}{let chunkPos=this.layer.chunkPos[this.chunkIndex],chunk=this.layer.chunk[this.chunkIndex],from=chunkPos+chunk.from[this.rangeIndex];if(this.from=from,this.to=chunkPos+chunk.to[this.rangeIndex],this.value=chunk.value[this.rangeIndex],this.setRangeIndex(this.rangeIndex+1),this.minPoint<0||this.value.point&&this.to-this.from>=this.minPoint)break}}}setRangeIndex(index){if(index==this.layer.chunk[this.chunkIndex].value.length){if(this.chunkIndex++,this.skip)for(;this.chunkIndex<this.layer.chunk.length&&this.skip.has(this.layer.chunk[this.chunkIndex]);)this.chunkIndex++;this.rangeIndex=0}else this.rangeIndex=index}nextChunk(){this.chunkIndex++,this.rangeIndex=0,this.next()}compare(other){return this.from-other.from||this.startSide-other.startSide||this.rank-other.rank||this.to-other.to||this.endSide-other.endSide}}class HeapCursor{constructor(heap){this.heap=heap}static from(sets){let skip=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,minPoint=arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1,heap=[];for(let i=0;i<sets.length;i++)for(let cur=sets[i];!cur.isEmpty;cur=cur.nextLayer)cur.maxPoint>=minPoint&&heap.push(new LayerCursor(cur,skip,minPoint,i));return 1==heap.length?heap[0]:new HeapCursor(heap)}get startSide(){return this.value?this.value.startSide:0}goto(pos){let side=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1e9;for(let cur of this.heap)cur.goto(pos,side);for(let i=this.heap.length>>1;i>=0;i--)heapBubble(this.heap,i);return this.next(),this}forward(pos,side){for(let cur of this.heap)cur.forward(pos,side);for(let i=this.heap.length>>1;i>=0;i--)heapBubble(this.heap,i);(this.to-pos||this.value.endSide-side)<0&&this.next()}next(){if(0==this.heap.length)this.from=this.to=1e9,this.value=null,this.rank=-1;else{let top=this.heap[0];this.from=top.from,this.to=top.to,this.value=top.value,this.rank=top.rank,top.value&&top.next(),heapBubble(this.heap,0)}}}function heapBubble(heap,index){for(let cur=heap[index];;){let childIndex=1+(index<<1);if(childIndex>=heap.length)break;let child=heap[childIndex];if(childIndex+1<heap.length&&child.compare(heap[childIndex+1])>=0&&(child=heap[childIndex+1],childIndex++),cur.compare(child)<0)break;heap[childIndex]=cur,heap[index]=child,index=childIndex}}class SpanCursor{constructor(sets,skip,minPoint){this.minPoint=minPoint,this.active=[],this.activeTo=[],this.activeRank=[],this.minActive=-1,this.point=null,this.pointFrom=0,this.pointRank=0,this.to=-1e9,this.endSide=0,this.openStart=-1,this.cursor=HeapCursor.from(sets,skip,minPoint)}goto(pos){let side=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1e9;return this.cursor.goto(pos,side),this.active.length=this.activeTo.length=this.activeRank.length=0,this.minActive=-1,this.to=pos,this.endSide=side,this.openStart=-1,this.next(),this}forward(pos,side){for(;this.minActive>-1&&(this.activeTo[this.minActive]-pos||this.active[this.minActive].endSide-side)<0;)this.removeActive(this.minActive);this.cursor.forward(pos,side)}removeActive(index){remove(this.active,index),remove(this.activeTo,index),remove(this.activeRank,index),this.minActive=findMinIndex(this.active,this.activeTo)}addActive(trackOpen){let i=0,{value:value,to:to,rank:rank}=this.cursor;for(;i<this.activeRank.length&&(rank-this.activeRank[i]||to-this.activeTo[i])>0;)i++;insert(this.active,i,value),insert(this.activeTo,i,to),insert(this.activeRank,i,rank),trackOpen&&insert(trackOpen,i,this.cursor.from),this.minActive=findMinIndex(this.active,this.activeTo)}next(){let from=this.to,wasPoint=this.point;this.point=null;let trackOpen=this.openStart<0?[]:null;for(;;){let a=this.minActive;if(a>-1&&(this.activeTo[a]-this.cursor.from||this.active[a].endSide-this.cursor.startSide)<0){if(this.activeTo[a]>from){this.to=this.activeTo[a],this.endSide=this.active[a].endSide;break}this.removeActive(a),trackOpen&&remove(trackOpen,a)}else{if(!this.cursor.value){this.to=this.endSide=1e9;break}if(this.cursor.from>from){this.to=this.cursor.from,this.endSide=this.cursor.startSide;break}{let nextVal=this.cursor.value;if(nextVal.point){if(!(wasPoint&&this.cursor.to==this.to&&this.cursor.from<this.cursor.to)){this.point=nextVal,this.pointFrom=this.cursor.from,this.pointRank=this.cursor.rank,this.to=this.cursor.to,this.endSide=nextVal.endSide,this.cursor.next(),this.forward(this.to,this.endSide);break}this.cursor.next()}else this.addActive(trackOpen),this.cursor.next()}}}if(trackOpen){this.openStart=0;for(let i=trackOpen.length-1;i>=0&&trackOpen[i]<from;i--)this.openStart++}}activeForPoint(to){if(!this.active.length)return this.active;let active=[];for(let i=this.active.length-1;i>=0&&!(this.activeRank[i]<this.pointRank);i--)(this.activeTo[i]>to||this.activeTo[i]==to&&this.active[i].endSide>=this.point.endSide)&&active.push(this.active[i]);return active.reverse()}openEnd(to){let open=0;for(let i=this.activeTo.length-1;i>=0&&this.activeTo[i]>to;i--)open++;return open}}function compare(a,startA,b,startB,length,comparator){a.goto(startA),b.goto(startB);let endB=startB+length,pos=startB,dPos=startB-startA;for(;;){let diff=a.to+dPos-b.to||a.endSide-b.endSide,end=diff<0?a.to+dPos:b.to,clipEnd=Math.min(end,endB);if(a.point||b.point?a.point&&b.point&&(a.point==b.point||a.point.eq(b.point))&&sameValues(a.activeForPoint(a.to),b.activeForPoint(b.to))||comparator.comparePoint(pos,clipEnd,a.point,b.point):clipEnd>pos&&!sameValues(a.active,b.active)&&comparator.compareRange(pos,clipEnd,a.active,b.active),end>endB)break;pos=end,diff<=0&&a.next(),diff>=0&&b.next()}}function sameValues(a,b){if(a.length!=b.length)return!1;for(let i=0;i<a.length;i++)if(a[i]!=b[i]&&!a[i].eq(b[i]))return!1;return!0}function remove(array,index){for(let i=index,e=array.length-1;i<e;i++)array[i]=array[i+1];array.pop()}function insert(array,index,value){for(let i=array.length-1;i>=index;i--)array[i+1]=array[i];array[index]=value}function findMinIndex(value,array){let found=-1,foundPos=1e9;for(let i=0;i<array.length;i++)(array[i]-foundPos||value[i].endSide-value[found].endSide)<0&&(found=i,foundPos=array[i]);return found}function countColumn(string,tabSize){let to=arguments.length>2&&void 0!==arguments[2]?arguments[2]:string.length,n=0;for(let i=0;i<to;)9==string.charCodeAt(i)?(n+=tabSize-n%tabSize,i++):(n++,i=findClusterBreak(string,i));return n}function findColumn(string,col,tabSize,strict){for(let i=0,n=0;;){if(n>=col)return i;if(i==string.length)break;n+=9==string.charCodeAt(i)?tabSize-n%tabSize:1,i=findClusterBreak(string,i)}return!0===strict?-1:string.length}const COUNT="undefined"==typeof Symbol?"__ͼ":Symbol.for("ͼ"),SET="undefined"==typeof Symbol?"__styleSet"+Math.floor(1e8*Math.random()):Symbol("styleSet"),top="undefined"!=typeof globalThis?globalThis:"undefined"!=typeof window?window:{};class StyleModule{constructor(spec,options){this.rules=[];let{finish:finish}=options||{};function splitSelector(selector){return/^@/.test(selector)?[selector]:selector.split(/,\s*/)}function render(selectors,spec,target,isKeyframes){let local=[],isAt=/^@(\w+)\b/.exec(selectors[0]),keyframes=isAt&&"keyframes"==isAt[1];if(isAt&&null==spec)return target.push(selectors[0]+";");for(let prop in spec){let value=spec[prop];if(/&/.test(prop))render(prop.split(/,\s*/).map((part=>selectors.map((sel=>part.replace(/&/,sel))))).reduce(((a,b)=>a.concat(b))),value,target);else if(value&&"object"==typeof value){if(!isAt)throw new RangeError("The value of a property ("+prop+") should be a primitive value.");render(splitSelector(prop),value,local,keyframes)}else null!=value&&local.push(prop.replace(/_.*/,"").replace(/[A-Z]/g,(l=>"-"+l.toLowerCase()))+": "+value+";")}(local.length||keyframes)&&target.push((!finish||isAt||isKeyframes?selectors:selectors.map(finish)).join(", ")+" {"+local.join(" ")+"}")}for(let prop in spec)render(splitSelector(prop),spec[prop],this.rules)}getRules(){return this.rules.join("\n")}static newName(){let id=top[COUNT]||1;return top[COUNT]=id+1,"ͼ"+id.toString(36)}static mount(root,modules,options){let set=root[SET],nonce=options&&options.nonce;set?nonce&&set.setNonce(nonce):set=new StyleSet(root,nonce),set.mount(Array.isArray(modules)?modules:[modules],root)}}let adoptedSet=new Map;class StyleSet{constructor(root,nonce){let doc=root.ownerDocument||root,win=doc.defaultView;if(!root.head&&root.adoptedStyleSheets&&win.CSSStyleSheet){let adopted=adoptedSet.get(doc);if(adopted)return root[SET]=adopted;this.sheet=new win.CSSStyleSheet,adoptedSet.set(doc,this)}else this.styleTag=doc.createElement("style"),nonce&&this.styleTag.setAttribute("nonce",nonce);this.modules=[],root[SET]=this}mount(modules,root){let sheet=this.sheet,pos=0,j=0;for(let i=0;i<modules.length;i++){let mod=modules[i],index=this.modules.indexOf(mod);if(index<j&&index>-1&&(this.modules.splice(index,1),j--,index=-1),-1==index){if(this.modules.splice(j++,0,mod),sheet)for(let k=0;k<mod.rules.length;k++)sheet.insertRule(mod.rules[k],pos++)}else{for(;j<index;)pos+=this.modules[j++].rules.length;pos+=mod.rules.length,j++}}if(sheet)root.adoptedStyleSheets.indexOf(this.sheet)<0&&(root.adoptedStyleSheets=[this.sheet,...root.adoptedStyleSheets]);else{let text="";for(let i=0;i<this.modules.length;i++)text+=this.modules[i].getRules()+"\n";this.styleTag.textContent=text;let target=root.head||root;this.styleTag.parentNode!=target&&target.insertBefore(this.styleTag,target.firstChild)}}setNonce(nonce){this.styleTag&&this.styleTag.getAttribute("nonce")!=nonce&&this.styleTag.setAttribute("nonce",nonce)}}for(var base={8:"Backspace",9:"Tab",10:"Enter",12:"NumLock",13:"Enter",16:"Shift",17:"Control",18:"Alt",20:"CapsLock",27:"Escape",32:" ",33:"PageUp",34:"PageDown",35:"End",36:"Home",37:"ArrowLeft",38:"ArrowUp",39:"ArrowRight",40:"ArrowDown",44:"PrintScreen",45:"Insert",46:"Delete",59:";",61:"=",91:"Meta",92:"Meta",106:"*",107:"+",108:",",109:"-",110:".",111:"/",144:"NumLock",145:"ScrollLock",160:"Shift",161:"Shift",162:"Control",163:"Control",164:"Alt",165:"Alt",173:"-",186:";",187:"=",188:",",189:"-",190:".",191:"/",192:"`",219:"[",220:"\\",221:"]",222:"'"},shift={48:")",49:"!",50:"@",51:"#",52:"$",53:"%",54:"^",55:"&",56:"*",57:"(",59:":",61:"+",173:"_",186:":",187:"+",188:"<",189:"_",190:">",191:"?",192:"~",219:"{",220:"|",221:"}",222:'"'},mac="undefined"!=typeof navigator&&/Mac/.test(navigator.platform),ie$1="undefined"!=typeof navigator&&/MSIE \d|Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(navigator.userAgent),i=0;i<10;i++)base[48+i]=base[96+i]=String(i);for(i=1;i<=24;i++)base[i+111]="F"+i;for(i=65;i<=90;i++)base[i]=String.fromCharCode(i+32),shift[i]=String.fromCharCode(i);for(var code in base)shift.hasOwnProperty(code)||(shift[code]=base[code]);function getSelection(root){let target;return target=11==root.nodeType?root.getSelection?root:root.ownerDocument:root,target.getSelection()}function contains(dom,node){return!!node&&(dom==node||dom.contains(1!=node.nodeType?node.parentNode:node))}function hasSelection(dom,selection){if(!selection.anchorNode)return!1;try{return contains(dom,selection.anchorNode)}catch(_){return!1}}function clientRectsFor(dom){return 3==dom.nodeType?textRange(dom,0,dom.nodeValue.length).getClientRects():1==dom.nodeType?dom.getClientRects():[]}function isEquivalentPosition(node,off,targetNode,targetOff){return!!targetNode&&(scanFor(node,off,targetNode,targetOff,-1)||scanFor(node,off,targetNode,targetOff,1))}function domIndex(node){for(var index=0;;index++)if(!(node=node.previousSibling))return index}function isBlockElement(node){return 1==node.nodeType&&/^(DIV|P|LI|UL|OL|BLOCKQUOTE|DD|DT|H\d|SECTION|PRE)$/.test(node.nodeName)}function scanFor(node,off,targetNode,targetOff,dir){for(;;){if(node==targetNode&&off==targetOff)return!0;if(off==(dir<0?0:maxOffset(node))){if("DIV"==node.nodeName)return!1;let parent=node.parentNode;if(!parent||1!=parent.nodeType)return!1;off=domIndex(node)+(dir<0?0:1),node=parent}else{if(1!=node.nodeType)return!1;if(1==(node=node.childNodes[off+(dir<0?-1:0)]).nodeType&&"false"==node.contentEditable)return!1;off=dir<0?maxOffset(node):0}}}function maxOffset(node){return 3==node.nodeType?node.nodeValue.length:node.childNodes.length}function flattenRect(rect,left){let x=left?rect.left:rect.right;return{left:x,right:x,top:rect.top,bottom:rect.bottom}}function windowRect(win){let vp=win.visualViewport;return vp?{left:0,right:vp.width,top:0,bottom:vp.height}:{left:0,right:win.innerWidth,top:0,bottom:win.innerHeight}}function getScale(elt,rect){let scaleX=rect.width/elt.offsetWidth,scaleY=rect.height/elt.offsetHeight;return(scaleX>.995&&scaleX<1.005||!isFinite(scaleX)||Math.abs(rect.width-elt.offsetWidth)<1)&&(scaleX=1),(scaleY>.995&&scaleY<1.005||!isFinite(scaleY)||Math.abs(rect.height-elt.offsetHeight)<1)&&(scaleY=1),{scaleX:scaleX,scaleY:scaleY}}class DOMSelectionState{constructor(){this.anchorNode=null,this.anchorOffset=0,this.focusNode=null,this.focusOffset=0}eq(domSel){return this.anchorNode==domSel.anchorNode&&this.anchorOffset==domSel.anchorOffset&&this.focusNode==domSel.focusNode&&this.focusOffset==domSel.focusOffset}setRange(range){let{anchorNode:anchorNode,focusNode:focusNode}=range;this.set(anchorNode,Math.min(range.anchorOffset,anchorNode?maxOffset(anchorNode):0),focusNode,Math.min(range.focusOffset,focusNode?maxOffset(focusNode):0))}set(anchorNode,anchorOffset,focusNode,focusOffset){this.anchorNode=anchorNode,this.anchorOffset=anchorOffset,this.focusNode=focusNode,this.focusOffset=focusOffset}}let scratchRange,preventScrollSupported=null;function focusPreventScroll(dom){if(dom.setActive)return dom.setActive();if(preventScrollSupported)return dom.focus(preventScrollSupported);let stack=[];for(let cur=dom;cur&&(stack.push(cur,cur.scrollTop,cur.scrollLeft),cur!=cur.ownerDocument);cur=cur.parentNode);if(dom.focus(null==preventScrollSupported?{get preventScroll(){return preventScrollSupported={preventScroll:!0},!0}}:void 0),!preventScrollSupported){preventScrollSupported=!1;for(let i=0;i<stack.length;){let elt=stack[i++],top=stack[i++],left=stack[i++];elt.scrollTop!=top&&(elt.scrollTop=top),elt.scrollLeft!=left&&(elt.scrollLeft=left)}}}function textRange(node,from){let to=arguments.length>2&&void 0!==arguments[2]?arguments[2]:from,range=scratchRange||(scratchRange=document.createRange());return range.setEnd(node,to),range.setStart(node,from),range}function dispatchKey(elt,name,code,mods){let options={key:name,code:name,keyCode:code,which:code,cancelable:!0};mods&&({altKey:options.altKey,ctrlKey:options.ctrlKey,shiftKey:options.shiftKey,metaKey:options.metaKey}=mods);let down=new KeyboardEvent("keydown",options);down.synthetic=!0,elt.dispatchEvent(down);let up=new KeyboardEvent("keyup",options);return up.synthetic=!0,elt.dispatchEvent(up),down.defaultPrevented||up.defaultPrevented}function clearAttributes(node){for(;node.attributes.length;)node.removeAttributeNode(node.attributes[0])}function isScrolledToBottom(elt){return elt.scrollTop>Math.max(1,elt.scrollHeight-elt.clientHeight-4)}function textNodeBefore(startNode,startOffset){for(let node=startNode,offset=startOffset;;){if(3==node.nodeType&&offset>0)return{node:node,offset:offset};if(1==node.nodeType&&offset>0){if("false"==node.contentEditable)return null;node=node.childNodes[offset-1],offset=maxOffset(node)}else{if(!node.parentNode||isBlockElement(node))return null;offset=domIndex(node),node=node.parentNode}}}function textNodeAfter(startNode,startOffset){for(let node=startNode,offset=startOffset;;){if(3==node.nodeType&&offset<node.nodeValue.length)return{node:node,offset:offset};if(1==node.nodeType&&offset<node.childNodes.length){if("false"==node.contentEditable)return null;node=node.childNodes[offset],offset=0}else{if(!node.parentNode||isBlockElement(node))return null;offset=domIndex(node)+1,node=node.parentNode}}}class DOMPos{constructor(node,offset){let precise=!(arguments.length>2&&void 0!==arguments[2])||arguments[2];this.node=node,this.offset=offset,this.precise=precise}static before(dom,precise){return new DOMPos(dom.parentNode,domIndex(dom),precise)}static after(dom,precise){return new DOMPos(dom.parentNode,domIndex(dom)+1,precise)}}const noChildren=[];class ContentView{constructor(){this.parent=null,this.dom=null,this.flags=2}get overrideDOMText(){return null}get posAtStart(){return this.parent?this.parent.posBefore(this):0}get posAtEnd(){return this.posAtStart+this.length}posBefore(view){let pos=this.posAtStart;for(let child of this.children){if(child==view)return pos;pos+=child.length+child.breakAfter}throw new RangeError("Invalid child in posBefore")}posAfter(view){return this.posBefore(view)+view.length}sync(view,track){if(2&this.flags){let next,parent=this.dom,prev=null;for(let child of this.children){if(7&child.flags){if(!child.dom&&(next=prev?prev.nextSibling:parent.firstChild)){let contentView=ContentView.get(next);(!contentView||!contentView.parent&&contentView.canReuseDOM(child))&&child.reuseDOM(next)}child.sync(view,track),child.flags&=-8}if(next=prev?prev.nextSibling:parent.firstChild,track&&!track.written&&track.node==parent&&next!=child.dom&&(track.written=!0),child.dom.parentNode==parent)for(;next&&next!=child.dom;)next=rm$1(next);else parent.insertBefore(child.dom,next);prev=child.dom}for(next=prev?prev.nextSibling:parent.firstChild,next&&track&&track.node==parent&&(track.written=!0);next;)next=rm$1(next)}else if(1&this.flags)for(let child of this.children)7&child.flags&&(child.sync(view,track),child.flags&=-8)}reuseDOM(_dom){}localPosFromDOM(node,offset){let after;if(node==this.dom)after=this.dom.childNodes[offset];else{let bias=0==maxOffset(node)?0:0==offset?-1:1;for(;;){let parent=node.parentNode;if(parent==this.dom)break;0==bias&&parent.firstChild!=parent.lastChild&&(bias=node==parent.firstChild?-1:1),node=parent}after=bias<0?node:node.nextSibling}if(after==this.dom.firstChild)return 0;for(;after&&!ContentView.get(after);)after=after.nextSibling;if(!after)return this.length;for(let i=0,pos=0;;i++){let child=this.children[i];if(child.dom==after)return pos;pos+=child.length+child.breakAfter}}domBoundsAround(from,to){let offset=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,fromI=-1,fromStart=-1,toI=-1,toEnd=-1;for(let i=0,pos=offset,prevEnd=offset;i<this.children.length;i++){let child=this.children[i],end=pos+child.length;if(pos<from&&end>to)return child.domBoundsAround(from,to,pos);if(end>=from&&-1==fromI&&(fromI=i,fromStart=pos),pos>to&&child.dom.parentNode==this.dom){toI=i,toEnd=prevEnd;break}prevEnd=end,pos=end+child.breakAfter}return{from:fromStart,to:toEnd<0?offset+this.length:toEnd,startDOM:(fromI?this.children[fromI-1].dom.nextSibling:null)||this.dom.firstChild,endDOM:toI<this.children.length&&toI>=0?this.children[toI].dom:null}}markDirty(){let andParent=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this.flags|=2,this.markParentsDirty(andParent)}markParentsDirty(childList){for(let parent=this.parent;parent;parent=parent.parent){if(childList&&(parent.flags|=2),1&parent.flags)return;parent.flags|=1,childList=!1}}setParent(parent){this.parent!=parent&&(this.parent=parent,7&this.flags&&this.markParentsDirty(!0))}setDOM(dom){this.dom!=dom&&(this.dom&&(this.dom.cmView=null),this.dom=dom,dom.cmView=this)}get rootView(){for(let v=this;;){let parent=v.parent;if(!parent)return v;v=parent}}replaceChildren(from,to){let children=arguments.length>2&&void 0!==arguments[2]?arguments[2]:noChildren;this.markDirty();for(let i=from;i<to;i++){let child=this.children[i];child.parent==this&&children.indexOf(child)<0&&child.destroy()}this.children.splice(from,to-from,...children);for(let i=0;i<children.length;i++)children[i].setParent(this)}ignoreMutation(_rec){return!1}ignoreEvent(_event){return!1}childCursor(){let pos=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.length;return new ChildCursor(this.children,pos,this.children.length)}childPos(pos){let bias=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;return this.childCursor().findPos(pos,bias)}toString(){let name=this.constructor.name.replace("View","");return name+(this.children.length?"("+this.children.join()+")":this.length?"["+("Text"==name?this.text:this.length)+"]":"")+(this.breakAfter?"#":"")}static get(node){return node.cmView}get isEditable(){return!0}get isWidget(){return!1}get isHidden(){return!1}merge(from,to,source,hasStart,openStart,openEnd){return!1}become(other){return!1}canReuseDOM(other){return other.constructor==this.constructor&&!(8&(this.flags|other.flags))}getSide(){return 0}destroy(){for(let child of this.children)child.parent==this&&child.destroy();this.parent=null}}function rm$1(dom){let next=dom.nextSibling;return dom.parentNode.removeChild(dom),next}ContentView.prototype.breakAfter=0;class ChildCursor{constructor(children,pos,i){this.children=children,this.pos=pos,this.i=i,this.off=0}findPos(pos){let bias=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;for(;;){if(pos>this.pos||pos==this.pos&&(bias>0||0==this.i||this.children[this.i-1].breakAfter))return this.off=pos-this.pos,this;let next=this.children[--this.i];this.pos-=next.length+next.breakAfter}}}function replaceRange(parent,fromI,fromOff,toI,toOff,insert,breakAtStart,openStart,openEnd){let{children:children}=parent,before=children.length?children[fromI]:null,last=insert.length?insert[insert.length-1]:null,breakAtEnd=last?last.breakAfter:breakAtStart;if(!(fromI==toI&&before&&!breakAtStart&&!breakAtEnd&&insert.length<2&&before.merge(fromOff,toOff,insert.length?last:null,0==fromOff,openStart,openEnd))){if(toI<children.length){let after=children[toI];after&&(toOff<after.length||after.breakAfter&&(null==last?void 0:last.breakAfter))?(fromI==toI&&(after=after.split(toOff),toOff=0),!breakAtEnd&&last&&after.merge(0,toOff,last,!0,0,openEnd)?insert[insert.length-1]=after:((toOff||after.children.length&&!after.children[0].length)&&after.merge(0,toOff,null,!1,0,openEnd),insert.push(after))):(null==after?void 0:after.breakAfter)&&(last?last.breakAfter=1:breakAtStart=1),toI++}for(before&&(before.breakAfter=breakAtStart,fromOff>0&&(!breakAtStart&&insert.length&&before.merge(fromOff,before.length,insert[0],!1,openStart,0)?before.breakAfter=insert.shift().breakAfter:(fromOff<before.length||before.children.length&&0==before.children[before.children.length-1].length)&&before.merge(fromOff,before.length,null,!1,openStart,0),fromI++));fromI<toI&&insert.length;)if(children[toI-1].become(insert[insert.length-1]))toI--,insert.pop(),openEnd=insert.length?0:openStart;else{if(!children[fromI].become(insert[0]))break;fromI++,insert.shift(),openStart=insert.length?0:openEnd}!insert.length&&fromI&&toI<children.length&&!children[fromI-1].breakAfter&&children[toI].merge(0,0,children[fromI-1],!1,openStart,openEnd)&&fromI--,(fromI<toI||insert.length)&&parent.replaceChildren(fromI,toI,insert)}}function mergeChildrenInto(parent,from,to,insert,openStart,openEnd){let cur=parent.childCursor(),{i:toI,off:toOff}=cur.findPos(to,1),{i:fromI,off:fromOff}=cur.findPos(from,-1),dLen=from-to;for(let view of insert)dLen+=view.length;parent.length+=dLen,replaceRange(parent,fromI,fromOff,toI,toOff,insert,0,openStart,openEnd)}let nav="undefined"!=typeof navigator?navigator:{userAgent:"",vendor:"",platform:""},doc="undefined"!=typeof document?document:{documentElement:{style:{}}};const ie_edge=/Edge\/(\d+)/.exec(nav.userAgent),ie_upto10=/MSIE \d/.test(nav.userAgent),ie_11up=/Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(nav.userAgent),ie=!!(ie_upto10||ie_11up||ie_edge),gecko=!ie&&/gecko\/(\d+)/i.test(nav.userAgent),chrome=!ie&&/Chrome\/(\d+)/.exec(nav.userAgent),webkit="webkitFontSmoothing"in doc.documentElement.style,safari=!ie&&/Apple Computer/.test(nav.vendor),ios=safari&&(/Mobile\/\w+/.test(nav.userAgent)||nav.maxTouchPoints>2);var browser={mac:ios||/Mac/.test(nav.platform),windows:/Win/.test(nav.platform),linux:/Linux|X11/.test(nav.platform),ie:ie,ie_version:ie_upto10?doc.documentMode||6:ie_11up?+ie_11up[1]:ie_edge?+ie_edge[1]:0,gecko:gecko,gecko_version:gecko?+(/Firefox\/(\d+)/.exec(nav.userAgent)||[0,0])[1]:0,chrome:!!chrome,chrome_version:chrome?+chrome[1]:0,ios:ios,android:/Android\b/.test(nav.userAgent),webkit:webkit,safari:safari,webkit_version:webkit?+(/\bAppleWebKit\/(\d+)/.exec(navigator.userAgent)||[0,0])[1]:0,tabSize:null!=doc.documentElement.style.tabSize?"tab-size":"-moz-tab-size"};class TextView extends ContentView{constructor(text){super(),this.text=text}get length(){return this.text.length}createDOM(textDOM){this.setDOM(textDOM||document.createTextNode(this.text))}sync(view,track){this.dom||this.createDOM(),this.dom.nodeValue!=this.text&&(track&&track.node==this.dom&&(track.written=!0),this.dom.nodeValue=this.text)}reuseDOM(dom){3==dom.nodeType&&this.createDOM(dom)}merge(from,to,source){return!(8&this.flags||source&&(!(source instanceof TextView)||this.length-(to-from)+source.length>256||8&source.flags))&&(this.text=this.text.slice(0,from)+(source?source.text:"")+this.text.slice(to),this.markDirty(),!0)}split(from){let result=new TextView(this.text.slice(from));return this.text=this.text.slice(0,from),this.markDirty(),result.flags|=8&this.flags,result}localPosFromDOM(node,offset){return node==this.dom?offset:offset?this.text.length:0}domAtPos(pos){return new DOMPos(this.dom,pos)}domBoundsAround(_from,_to,offset){return{from:offset,to:offset+this.length,startDOM:this.dom,endDOM:this.dom.nextSibling}}coordsAt(pos,side){return function(text,pos,side){let length=text.nodeValue.length;pos>length&&(pos=length);let from=pos,to=pos,flatten=0;0==pos&&side<0||pos==length&&side>=0?browser.chrome||browser.gecko||(pos?(from--,flatten=1):to<length&&(to++,flatten=-1)):side<0?from--:to<length&&to++;let rects=textRange(text,from,to).getClientRects();if(!rects.length)return null;let rect=rects[(flatten?flatten<0:side>=0)?0:rects.length-1];browser.safari&&!flatten&&0==rect.width&&(rect=Array.prototype.find.call(rects,(r=>r.width))||rect);return flatten?flattenRect(rect,flatten<0):rect||null}(this.dom,pos,side)}}class MarkView extends ContentView{constructor(mark){let children=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[],length=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;super(),this.mark=mark,this.children=children,this.length=length;for(let ch of children)ch.setParent(this)}setAttrs(dom){if(clearAttributes(dom),this.mark.class&&(dom.className=this.mark.class),this.mark.attrs)for(let name in this.mark.attrs)dom.setAttribute(name,this.mark.attrs[name]);return dom}canReuseDOM(other){return super.canReuseDOM(other)&&!(8&(this.flags|other.flags))}reuseDOM(node){node.nodeName==this.mark.tagName.toUpperCase()&&(this.setDOM(node),this.flags|=6)}sync(view,track){this.dom?4&this.flags&&this.setAttrs(this.dom):this.setDOM(this.setAttrs(document.createElement(this.mark.tagName))),super.sync(view,track)}merge(from,to,source,_hasStart,openStart,openEnd){return(!source||!(!(source instanceof MarkView&&source.mark.eq(this.mark))||from&&openStart<=0||to<this.length&&openEnd<=0))&&(mergeChildrenInto(this,from,to,source?source.children.slice():[],openStart-1,openEnd-1),this.markDirty(),!0)}split(from){let result=[],off=0,detachFrom=-1,i=0;for(let elt of this.children){let end=off+elt.length;end>from&&result.push(off<from?elt.split(from-off):elt),detachFrom<0&&off>=from&&(detachFrom=i),off=end,i++}let length=this.length-from;return this.length=from,detachFrom>-1&&(this.children.length=detachFrom,this.markDirty()),new MarkView(this.mark,result,length)}domAtPos(pos){return inlineDOMAtPos(this,pos)}coordsAt(pos,side){return coordsInChildren(this,pos,side)}}class WidgetView extends ContentView{static create(widget,length,side){return new WidgetView(widget,length,side)}constructor(widget,length,side){super(),this.widget=widget,this.length=length,this.side=side,this.prevWidget=null}split(from){let result=WidgetView.create(this.widget,this.length-from,this.side);return this.length-=from,result}sync(view){this.dom&&this.widget.updateDOM(this.dom,view)||(this.dom&&this.prevWidget&&this.prevWidget.destroy(this.dom),this.prevWidget=null,this.setDOM(this.widget.toDOM(view)),this.widget.editable||(this.dom.contentEditable="false"))}getSide(){return this.side}merge(from,to,source,hasStart,openStart,openEnd){return!(source&&(!(source instanceof WidgetView&&this.widget.compare(source.widget))||from>0&&openStart<=0||to<this.length&&openEnd<=0))&&(this.length=from+(source?source.length:0)+(this.length-to),!0)}become(other){return other instanceof WidgetView&&other.side==this.side&&this.widget.constructor==other.widget.constructor&&(this.widget.compare(other.widget)||this.markDirty(!0),this.dom&&!this.prevWidget&&(this.prevWidget=this.widget),this.widget=other.widget,this.length=other.length,!0)}ignoreMutation(){return!0}ignoreEvent(event){return this.widget.ignoreEvent(event)}get overrideDOMText(){if(0==this.length)return Text.empty;let top=this;for(;top.parent;)top=top.parent;let{view:view}=top,text=view&&view.state.doc,start=this.posAtStart;return text?text.slice(start,start+this.length):Text.empty}domAtPos(pos){return(this.length?0==pos:this.side>0)?DOMPos.before(this.dom):DOMPos.after(this.dom,pos==this.length)}domBoundsAround(){return null}coordsAt(pos,side){let custom=this.widget.coordsAt(this.dom,pos,side);if(custom)return custom;let rects=this.dom.getClientRects(),rect=null;if(!rects.length)return null;let fromBack=this.side?this.side<0:pos>0;for(let i=fromBack?rects.length-1:0;rect=rects[i],!(pos>0?0==i:i==rects.length-1||rect.top<rect.bottom);i+=fromBack?-1:1);return flattenRect(rect,!fromBack)}get isEditable(){return!1}get isWidget(){return!0}get isHidden(){return this.widget.isHidden}destroy(){super.destroy(),this.dom&&this.widget.destroy(this.dom)}}class WidgetBufferView extends ContentView{constructor(side){super(),this.side=side}get length(){return 0}merge(){return!1}become(other){return other instanceof WidgetBufferView&&other.side==this.side}split(){return new WidgetBufferView(this.side)}sync(){if(!this.dom){let dom=document.createElement("img");dom.className="cm-widgetBuffer",dom.setAttribute("aria-hidden","true"),this.setDOM(dom)}}getSide(){return this.side}domAtPos(pos){return this.side>0?DOMPos.before(this.dom):DOMPos.after(this.dom)}localPosFromDOM(){return 0}domBoundsAround(){return null}coordsAt(pos){return this.dom.getBoundingClientRect()}get overrideDOMText(){return Text.empty}get isHidden(){return!0}}function inlineDOMAtPos(parent,pos){let dom=parent.dom,{children:children}=parent,i=0;for(let off=0;i<children.length;i++){let child=children[i],end=off+child.length;if(!(end==off&&child.getSide()<=0)){if(pos>off&&pos<end&&child.dom.parentNode==dom)return child.domAtPos(pos-off);if(pos<=off)break;off=end}}for(let j=i;j>0;j--){let prev=children[j-1];if(prev.dom.parentNode==dom)return prev.domAtPos(prev.length)}for(let j=i;j<children.length;j++){let next=children[j];if(next.dom.parentNode==dom)return next.domAtPos(0)}return new DOMPos(dom,0)}function joinInlineInto(parent,view,open){let last,{children:children}=parent;open>0&&view instanceof MarkView&&children.length&&(last=children[children.length-1])instanceof MarkView&&last.mark.eq(view.mark)?joinInlineInto(last,view.children[0],open-1):(children.push(view),view.setParent(parent)),parent.length+=view.length}function coordsInChildren(view,pos,side){let before=null,beforePos=-1,after=null,afterPos=-1;!function scan(view,pos){for(let i=0,off=0;i<view.children.length&&off<=pos;i++){let child=view.children[i],end=off+child.length;end>=pos&&(child.children.length?scan(child,pos-off):(!after||after.isHidden&&side>0)&&(end>pos||off==end&&child.getSide()>0)?(after=child,afterPos=pos-off):(off<pos||off==end&&child.getSide()<0&&!child.isHidden)&&(before=child,beforePos=pos-off)),off=end}}(view,pos);let target=(side<0?before:after)||before||after;return target?target.coordsAt(Math.max(0,target==before?beforePos:afterPos),side):function(view){let last=view.dom.lastChild;if(!last)return view.dom.getBoundingClientRect();let rects=clientRectsFor(last);return rects[rects.length-1]||null}(view)}function combineAttrs(source,target){for(let name in source)"class"==name&&target.class?target.class+=" "+source.class:"style"==name&&target.style?target.style+=";"+source.style:target[name]=source[name];return target}TextView.prototype.children=WidgetView.prototype.children=WidgetBufferView.prototype.children=noChildren;const noAttrs=Object.create(null);function attrsEq(a,b,ignore){if(a==b)return!0;a||(a=noAttrs),b||(b=noAttrs);let keysA=Object.keys(a),keysB=Object.keys(b);if(keysA.length-(ignore&&keysA.indexOf(ignore)>-1?1:0)!=keysB.length-(ignore&&keysB.indexOf(ignore)>-1?1:0))return!1;for(let key of keysA)if(key!=ignore&&(-1==keysB.indexOf(key)||a[key]!==b[key]))return!1;return!0}function updateAttrs(dom,prev,attrs){let changed=!1;if(prev)for(let name in prev)attrs&&name in attrs||(changed=!0,"style"==name?dom.style.cssText="":dom.removeAttribute(name));if(attrs)for(let name in attrs)prev&&prev[name]==attrs[name]||(changed=!0,"style"==name?dom.style.cssText=attrs[name]:dom.setAttribute(name,attrs[name]));return changed}function getAttrs$1(dom){let attrs=Object.create(null);for(let i=0;i<dom.attributes.length;i++){let attr=dom.attributes[i];attrs[attr.name]=attr.value}return attrs}class LineView extends ContentView{constructor(){super(...arguments),this.children=[],this.length=0,this.prevAttrs=void 0,this.attrs=null,this.breakAfter=0}merge(from,to,source,hasStart,openStart,openEnd){if(source){if(!(source instanceof LineView))return!1;this.dom||source.transferDOM(this)}return hasStart&&this.setDeco(source?source.attrs:null),mergeChildrenInto(this,from,to,source?source.children.slice():[],openStart,openEnd),!0}split(at){let end=new LineView;if(end.breakAfter=this.breakAfter,0==this.length)return end;let{i:i,off:off}=this.childPos(at);off&&(end.append(this.children[i].split(off),0),this.children[i].merge(off,this.children[i].length,null,!1,0,0),i++);for(let j=i;j<this.children.length;j++)end.append(this.children[j],0);for(;i>0&&0==this.children[i-1].length;)this.children[--i].destroy();return this.children.length=i,this.markDirty(),this.length=at,end}transferDOM(other){this.dom&&(this.markDirty(),other.setDOM(this.dom),other.prevAttrs=void 0===this.prevAttrs?this.attrs:this.prevAttrs,this.prevAttrs=void 0,this.dom=null)}setDeco(attrs){attrsEq(this.attrs,attrs)||(this.dom&&(this.prevAttrs=this.attrs,this.markDirty()),this.attrs=attrs)}append(child,openStart){joinInlineInto(this,child,openStart)}addLineDeco(deco){let attrs=deco.spec.attributes,cls=deco.spec.class;attrs&&(this.attrs=combineAttrs(attrs,this.attrs||{})),cls&&(this.attrs=combineAttrs({class:cls},this.attrs||{}))}domAtPos(pos){return inlineDOMAtPos(this,pos)}reuseDOM(node){"DIV"==node.nodeName&&(this.setDOM(node),this.flags|=6)}sync(view,track){var _a;this.dom?4&this.flags&&(clearAttributes(this.dom),this.dom.className="cm-line",this.prevAttrs=this.attrs?null:void 0):(this.setDOM(document.createElement("div")),this.dom.className="cm-line",this.prevAttrs=this.attrs?null:void 0),void 0!==this.prevAttrs&&(updateAttrs(this.dom,this.prevAttrs,this.attrs),this.dom.classList.add("cm-line"),this.prevAttrs=void 0),super.sync(view,track);let last=this.dom.lastChild;for(;last&&ContentView.get(last)instanceof MarkView;)last=last.lastChild;if(!(last&&this.length&&("BR"==last.nodeName||0!=(null===(_a=ContentView.get(last))||void 0===_a?void 0:_a.isEditable)||browser.ios&&this.children.some((ch=>ch instanceof TextView))))){let hack=document.createElement("BR");hack.cmIgnore=!0,this.dom.appendChild(hack)}}measureTextSize(){if(0==this.children.length||this.length>20)return null;let textHeight,totalWidth=0;for(let child of this.children){if(!(child instanceof TextView)||/[^ -~]/.test(child.text))return null;let rects=clientRectsFor(child.dom);if(1!=rects.length)return null;totalWidth+=rects[0].width,textHeight=rects[0].height}return totalWidth?{lineHeight:this.dom.getBoundingClientRect().height,charWidth:totalWidth/this.length,textHeight:textHeight}:null}coordsAt(pos,side){let rect=coordsInChildren(this,pos,side);if(!this.children.length&&rect&&this.parent){let{heightOracle:heightOracle}=this.parent.view.viewState,height=rect.bottom-rect.top;if(Math.abs(height-heightOracle.lineHeight)<2&&heightOracle.textHeight<height){let dist=(height-heightOracle.textHeight)/2;return{top:rect.top+dist,bottom:rect.bottom-dist,left:rect.left,right:rect.left}}}return rect}become(_other){return!1}covers(){return!0}static find(docView,pos){for(let i=0,off=0;i<docView.children.length;i++){let block=docView.children[i],end=off+block.length;if(end>=pos){if(block instanceof LineView)return block;if(end>pos)break}off=end+block.breakAfter}return null}}class BlockWidgetView extends ContentView{constructor(widget,length,deco){super(),this.widget=widget,this.length=length,this.deco=deco,this.breakAfter=0,this.prevWidget=null}merge(from,to,source,_takeDeco,openStart,openEnd){return!(source&&(!(source instanceof BlockWidgetView&&this.widget.compare(source.widget))||from>0&&openStart<=0||to<this.length&&openEnd<=0))&&(this.length=from+(source?source.length:0)+(this.length-to),!0)}domAtPos(pos){return 0==pos?DOMPos.before(this.dom):DOMPos.after(this.dom,pos==this.length)}split(at){let len=this.length-at;this.length=at;let end=new BlockWidgetView(this.widget,len,this.deco);return end.breakAfter=this.breakAfter,end}get children(){return noChildren}sync(view){this.dom&&this.widget.updateDOM(this.dom,view)||(this.dom&&this.prevWidget&&this.prevWidget.destroy(this.dom),this.prevWidget=null,this.setDOM(this.widget.toDOM(view)),this.widget.editable||(this.dom.contentEditable="false"))}get overrideDOMText(){return this.parent?this.parent.view.state.doc.slice(this.posAtStart,this.posAtEnd):Text.empty}domBoundsAround(){return null}become(other){return other instanceof BlockWidgetView&&other.widget.constructor==this.widget.constructor&&(other.widget.compare(this.widget)||this.markDirty(!0),this.dom&&!this.prevWidget&&(this.prevWidget=this.widget),this.widget=other.widget,this.length=other.length,this.deco=other.deco,this.breakAfter=other.breakAfter,!0)}ignoreMutation(){return!0}ignoreEvent(event){return this.widget.ignoreEvent(event)}get isEditable(){return!1}get isWidget(){return!0}coordsAt(pos,side){return this.widget.coordsAt(this.dom,pos,side)}destroy(){super.destroy(),this.dom&&this.widget.destroy(this.dom)}covers(side){let{startSide:startSide,endSide:endSide}=this.deco;return startSide!=endSide&&(side<0?startSide<0:endSide>0)}}class WidgetType{eq(widget){return!1}updateDOM(dom,view){return!1}compare(other){return this==other||this.constructor==other.constructor&&this.eq(other)}get estimatedHeight(){return-1}get lineBreaks(){return 0}ignoreEvent(event){return!0}coordsAt(dom,pos,side){return null}get isHidden(){return!1}get editable(){return!1}destroy(dom){}}var BlockType=function(BlockType){return BlockType[BlockType.Text=0]="Text",BlockType[BlockType.WidgetBefore=1]="WidgetBefore",BlockType[BlockType.WidgetAfter=2]="WidgetAfter",BlockType[BlockType.WidgetRange=3]="WidgetRange",BlockType}(BlockType||(BlockType={}));class Decoration extends RangeValue{constructor(startSide,endSide,widget,spec){super(),this.startSide=startSide,this.endSide=endSide,this.widget=widget,this.spec=spec}get heightRelevant(){return!1}static mark(spec){return new MarkDecoration(spec)}static widget(spec){let side=Math.max(-1e4,Math.min(1e4,spec.side||0)),block=!!spec.block;return side+=block&&!spec.inlineOrder?side>0?3e8:-4e8:side>0?1e8:-1e8,new PointDecoration(spec,side,side,block,spec.widget||null,!1)}static replace(spec){let startSide,endSide,block=!!spec.block;if(spec.isBlockGap)startSide=-5e8,endSide=4e8;else{let{start:start,end:end}=getInclusive(spec,block);startSide=(start?block?-3e8:-1:5e8)-1,endSide=1+(end?block?2e8:1:-6e8)}return new PointDecoration(spec,startSide,endSide,block,spec.widget||null,!0)}static line(spec){return new LineDecoration(spec)}static set(of){let sort=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return RangeSet.of(of,sort)}hasHeight(){return!!this.widget&&this.widget.estimatedHeight>-1}}Decoration.none=RangeSet.empty;class MarkDecoration extends Decoration{constructor(spec){let{start:start,end:end}=getInclusive(spec);super(start?-1:5e8,end?1:-6e8,null,spec),this.tagName=spec.tagName||"span",this.class=spec.class||"",this.attrs=spec.attributes||null}eq(other){var _a,_b;return this==other||other instanceof MarkDecoration&&this.tagName==other.tagName&&(this.class||(null===(_a=this.attrs)||void 0===_a?void 0:_a.class))==(other.class||(null===(_b=other.attrs)||void 0===_b?void 0:_b.class))&&attrsEq(this.attrs,other.attrs,"class")}range(from){let to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:from;if(from>=to)throw new RangeError("Mark decorations may not be empty");return super.range(from,to)}}MarkDecoration.prototype.point=!1;class LineDecoration extends Decoration{constructor(spec){super(-2e8,-2e8,null,spec)}eq(other){return other instanceof LineDecoration&&this.spec.class==other.spec.class&&attrsEq(this.spec.attributes,other.spec.attributes)}range(from){let to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:from;if(to!=from)throw new RangeError("Line decoration ranges must be zero-length");return super.range(from,to)}}LineDecoration.prototype.mapMode=MapMode.TrackBefore,LineDecoration.prototype.point=!0;class PointDecoration extends Decoration{constructor(spec,startSide,endSide,block,widget,isReplace){super(startSide,endSide,widget,spec),this.block=block,this.isReplace=isReplace,this.mapMode=block?startSide<=0?MapMode.TrackBefore:MapMode.TrackAfter:MapMode.TrackDel}get type(){return this.startSide!=this.endSide?BlockType.WidgetRange:this.startSide<=0?BlockType.WidgetBefore:BlockType.WidgetAfter}get heightRelevant(){return this.block||!!this.widget&&(this.widget.estimatedHeight>=5||this.widget.lineBreaks>0)}eq(other){return other instanceof PointDecoration&&(a=this.widget,b=other.widget,a==b||!!(a&&b&&a.compare(b)))&&this.block==other.block&&this.startSide==other.startSide&&this.endSide==other.endSide;var a,b}range(from){let to=arguments.length>1&&void 0!==arguments[1]?arguments[1]:from;if(this.isReplace&&(from>to||from==to&&this.startSide>0&&this.endSide<=0))throw new RangeError("Invalid range for replacement decoration");if(!this.isReplace&&to!=from)throw new RangeError("Widget decorations can only have zero-length ranges");return super.range(from,to)}}function getInclusive(spec){let block=arguments.length>1&&void 0!==arguments[1]&&arguments[1],{inclusiveStart:start,inclusiveEnd:end}=spec;return null==start&&(start=spec.inclusive),null==end&&(end=spec.inclusive),{start:null!=start?start:block,end:null!=end?end:block}}function addRange(from,to,ranges){let margin=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,last=ranges.length-1;last>=0&&ranges[last]+margin>=from?ranges[last]=Math.max(ranges[last],to):ranges.push(from,to)}PointDecoration.prototype.point=!0;class ContentBuilder{constructor(doc,pos,end,disallowBlockEffectsFor){this.doc=doc,this.pos=pos,this.end=end,this.disallowBlockEffectsFor=disallowBlockEffectsFor,this.content=[],this.curLine=null,this.breakAtStart=0,this.pendingBuffer=0,this.bufferMarks=[],this.atCursorPos=!0,this.openStart=-1,this.openEnd=-1,this.text="",this.textOff=0,this.cursor=doc.iter(),this.skip=pos}posCovered(){if(0==this.content.length)return!this.breakAtStart&&this.doc.lineAt(this.pos).from!=this.pos;let last=this.content[this.content.length-1];return!(last.breakAfter||last instanceof BlockWidgetView&&last.deco.endSide<0)}getLine(){return this.curLine||(this.content.push(this.curLine=new LineView),this.atCursorPos=!0),this.curLine}flushBuffer(){let active=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.bufferMarks;this.pendingBuffer&&(this.curLine.append(wrapMarks(new WidgetBufferView(-1),active),active.length),this.pendingBuffer=0)}addBlockWidget(view){this.flushBuffer(),this.curLine=null,this.content.push(view)}finish(openEnd){this.pendingBuffer&&openEnd<=this.bufferMarks.length?this.flushBuffer():this.pendingBuffer=0,this.posCovered()||openEnd&&this.content.length&&this.content[this.content.length-1]instanceof BlockWidgetView||this.getLine()}buildText(length,active,openStart){for(;length>0;){if(this.textOff==this.text.length){let{value:value,lineBreak:lineBreak,done:done}=this.cursor.next(this.skip);if(this.skip=0,done)throw new Error("Ran out of text content when drawing inline views");if(lineBreak){this.posCovered()||this.getLine(),this.content.length?this.content[this.content.length-1].breakAfter=1:this.breakAtStart=1,this.flushBuffer(),this.curLine=null,this.atCursorPos=!0,length--;continue}this.text=value,this.textOff=0}let take=Math.min(this.text.length-this.textOff,length,512);this.flushBuffer(active.slice(active.length-openStart)),this.getLine().append(wrapMarks(new TextView(this.text.slice(this.textOff,this.textOff+take)),active),openStart),this.atCursorPos=!0,this.textOff+=take,length-=take,openStart=0}}span(from,to,active,openStart){this.buildText(to-from,active,openStart),this.pos=to,this.openStart<0&&(this.openStart=openStart)}point(from,to,deco,active,openStart,index){if(this.disallowBlockEffectsFor[index]&&deco instanceof PointDecoration){if(deco.block)throw new RangeError("Block decorations may not be specified via plugins");if(to>this.doc.lineAt(this.pos).to)throw new RangeError("Decorations that replace line breaks may not be specified via plugins")}let len=to-from;if(deco instanceof PointDecoration)if(deco.block)deco.startSide>0&&!this.posCovered()&&this.getLine(),this.addBlockWidget(new BlockWidgetView(deco.widget||NullWidget.block,len,deco));else{let view=WidgetView.create(deco.widget||NullWidget.inline,len,len?0:deco.startSide),cursorBefore=this.atCursorPos&&!view.isEditable&&openStart<=active.length&&(from<to||deco.startSide>0),cursorAfter=!view.isEditable&&(from<to||openStart>active.length||deco.startSide<=0),line=this.getLine();2!=this.pendingBuffer||cursorBefore||view.isEditable||(this.pendingBuffer=0),this.flushBuffer(active),cursorBefore&&(line.append(wrapMarks(new WidgetBufferView(1),active),openStart),openStart=active.length+Math.max(0,openStart-active.length)),line.append(wrapMarks(view,active),openStart),this.atCursorPos=cursorAfter,this.pendingBuffer=cursorAfter?from<to||openStart>active.length?1:2:0,this.pendingBuffer&&(this.bufferMarks=active.slice())}else this.doc.lineAt(this.pos).from==this.pos&&this.getLine().addLineDeco(deco);len&&(this.textOff+len<=this.text.length?this.textOff+=len:(this.skip+=len-(this.text.length-this.textOff),this.text="",this.textOff=0),this.pos=to),this.openStart<0&&(this.openStart=openStart)}static build(text,from,to,decorations,dynamicDecorationMap){let builder=new ContentBuilder(text,from,to,dynamicDecorationMap);return builder.openEnd=RangeSet.spans(decorations,from,to,builder),builder.openStart<0&&(builder.openStart=builder.openEnd),builder.finish(builder.openEnd),builder}}function wrapMarks(view,active){for(let mark of active)view=new MarkView(mark,[view],view.length);return view}class NullWidget extends WidgetType{constructor(tag){super(),this.tag=tag}eq(other){return other.tag==this.tag}toDOM(){return document.createElement(this.tag)}updateDOM(elt){return elt.nodeName.toLowerCase()==this.tag}get isHidden(){return!0}}NullWidget.inline=new NullWidget("span"),NullWidget.block=new NullWidget("div");var Direction=function(Direction){return Direction[Direction.LTR=0]="LTR",Direction[Direction.RTL=1]="RTL",Direction}(Direction||(Direction={}));const LTR=Direction.LTR,RTL=Direction.RTL;function dec(str){let result=[];for(let i=0;i<str.length;i++)result.push(1<<+str[i]);return result}const LowTypes=dec("88888888888888888888888888888888888666888888787833333333337888888000000000000000000000000008888880000000000000000000000000088888888888888888888888888888888888887866668888088888663380888308888800000000000000000000000800000000000000000000000000000008"),ArabicTypes=dec("4444448826627288999999999992222222222222222222222222222222222222222222222229999999999999999999994444444444644222822222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222999999949999999229989999223333333333"),Brackets=Object.create(null),BracketStack=[];for(let p of["()","[]","{}"]){let l=p.charCodeAt(0),r=p.charCodeAt(1);Brackets[l]=r,Brackets[r]=-l}function charType(ch){return ch<=247?LowTypes[ch]:1424<=ch&&ch<=1524?2:1536<=ch&&ch<=1785?ArabicTypes[ch-1536]:1774<=ch&&ch<=2220?4:8192<=ch&&ch<=8204?256:64336<=ch&&ch<=65023?4:1}const BidiRE=/[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac\ufb50-\ufdff]/;class BidiSpan{get dir(){return this.level%2?RTL:LTR}constructor(from,to,level){this.from=from,this.to=to,this.level=level}side(end,dir){return this.dir==dir==end?this.to:this.from}forward(forward,dir){return forward==(this.dir==dir)}static find(order,index,level,assoc){let maybe=-1;for(let i=0;i<order.length;i++){let span=order[i];if(span.from<=index&&span.to>=index){if(span.level==level)return i;(maybe<0||(0!=assoc?assoc<0?span.from<index:span.to>index:order[maybe].level>span.level))&&(maybe=i)}}if(maybe<0)throw new RangeError("Index out of range");return maybe}}function isolatesEq(a,b){if(a.length!=b.length)return!1;for(let i=0;i<a.length;i++){let iA=a[i],iB=b[i];if(iA.from!=iB.from||iA.to!=iB.to||iA.direction!=iB.direction||!isolatesEq(iA.inner,iB.inner))return!1}return!0}const types=[];function emitSpans(line,from,to,level,baseLevel,isolates,order){let ourType=level%2?2:1;if(level%2==baseLevel%2)for(let iCh=from,iI=0;iCh<to;){let sameDir=!0,isNum=!1;if(iI==isolates.length||iCh<isolates[iI].from){let next=types[iCh];next!=ourType&&(sameDir=!1,isNum=16==next)}let recurse=sameDir||1!=ourType?null:[],localLevel=sameDir?level:level+1,iScan=iCh;run:for(;;)if(iI<isolates.length&&iScan==isolates[iI].from){if(isNum)break run;let iso=isolates[iI];if(!sameDir)for(let upto=iso.to,jI=iI+1;;){if(upto==to)break run;if(!(jI<isolates.length&&isolates[jI].from==upto)){if(types[upto]==ourType)break run;break}upto=isolates[jI++].to}if(iI++,recurse)recurse.push(iso);else{iso.from>iCh&&order.push(new BidiSpan(iCh,iso.from,localLevel)),computeSectionOrder(line,iso.direction==LTR!=!(localLevel%2)?level+1:level,baseLevel,iso.inner,iso.from,iso.to,order),iCh=iso.to}iScan=iso.to}else{if(iScan==to||(sameDir?types[iScan]!=ourType:types[iScan]==ourType))break;iScan++}recurse?emitSpans(line,iCh,iScan,level+1,baseLevel,recurse,order):iCh<iScan&&order.push(new BidiSpan(iCh,iScan,localLevel)),iCh=iScan}else for(let iCh=to,iI=isolates.length;iCh>from;){let sameDir=!0,isNum=!1;if(!iI||iCh>isolates[iI-1].to){let next=types[iCh-1];next!=ourType&&(sameDir=!1,isNum=16==next)}let recurse=sameDir||1!=ourType?null:[],localLevel=sameDir?level:level+1,iScan=iCh;run:for(;;)if(iI&&iScan==isolates[iI-1].to){if(isNum)break run;let iso=isolates[--iI];if(!sameDir)for(let upto=iso.from,jI=iI;;){if(upto==from)break run;if(!jI||isolates[jI-1].to!=upto){if(types[upto-1]==ourType)break run;break}upto=isolates[--jI].from}if(recurse)recurse.push(iso);else{iso.to<iCh&&order.push(new BidiSpan(iso.to,iCh,localLevel)),computeSectionOrder(line,iso.direction==LTR!=!(localLevel%2)?level+1:level,baseLevel,iso.inner,iso.from,iso.to,order),iCh=iso.from}iScan=iso.from}else{if(iScan==from||(sameDir?types[iScan-1]!=ourType:types[iScan-1]==ourType))break;iScan--}recurse?emitSpans(line,iScan,iCh,level+1,baseLevel,recurse,order):iScan<iCh&&order.push(new BidiSpan(iScan,iCh,localLevel)),iCh=iScan}}function computeSectionOrder(line,level,baseLevel,isolates,from,to,order){let outerType=level%2?2:1;!function(line,rFrom,rTo,isolates,outerType){for(let iI=0;iI<=isolates.length;iI++){let from=iI?isolates[iI-1].to:rFrom,to=iI<isolates.length?isolates[iI].from:rTo,prevType=iI?256:outerType;for(let i=from,prev=prevType,prevStrong=prevType;i<to;i++){let type=charType(line.charCodeAt(i));512==type?type=prev:8==type&&4==prevStrong&&(type=16),types[i]=4==type?2:type,7&type&&(prevStrong=type),prev=type}for(let i=from,prev=prevType,prevStrong=prevType;i<to;i++){let type=types[i];if(128==type)i<to-1&&prev==types[i+1]&&24&prev?type=types[i]=prev:types[i]=256;else if(64==type){let end=i+1;for(;end<to&&64==types[end];)end++;let replace=i&&8==prev||end<rTo&&8==types[end]?1==prevStrong?1:8:256;for(let j=i;j<end;j++)types[j]=replace;i=end-1}else 8==type&&1==prevStrong&&(types[i]=1);prev=type,7&type&&(prevStrong=type)}}}(line,from,to,isolates,outerType),function(line,rFrom,rTo,isolates,outerType){let oppositeType=1==outerType?2:1;for(let iI=0,sI=0,context=0;iI<=isolates.length;iI++){let from=iI?isolates[iI-1].to:rFrom,to=iI<isolates.length?isolates[iI].from:rTo;for(let ch,br,type,i=from;i<to;i++)if(br=Brackets[ch=line.charCodeAt(i)])if(br<0){for(let sJ=sI-3;sJ>=0;sJ-=3)if(BracketStack[sJ+1]==-br){let flags=BracketStack[sJ+2],type=2&flags?outerType:4&flags?1&flags?oppositeType:outerType:0;type&&(types[i]=types[BracketStack[sJ]]=type),sI=sJ;break}}else{if(189==BracketStack.length)break;BracketStack[sI++]=i,BracketStack[sI++]=ch,BracketStack[sI++]=context}else if(2==(type=types[i])||1==type){let embed=type==outerType;context=embed?0:1;for(let sJ=sI-3;sJ>=0;sJ-=3){let cur=BracketStack[sJ+2];if(2&cur)break;if(embed)BracketStack[sJ+2]|=2;else{if(4&cur)break;BracketStack[sJ+2]|=4}}}}}(line,from,to,isolates,outerType),function(rFrom,rTo,isolates,outerType){for(let iI=0,prev=outerType;iI<=isolates.length;iI++){let from=iI?isolates[iI-1].to:rFrom,to=iI<isolates.length?isolates[iI].from:rTo;for(let i=from;i<to;){let type=types[i];if(256==type){let end=i+1;for(;;)if(end==to){if(iI==isolates.length)break;end=isolates[iI++].to,to=iI<isolates.length?isolates[iI].from:rTo}else{if(256!=types[end])break;end++}let beforeL=1==prev,replace=beforeL==(1==(end<rTo?types[end]:outerType))?beforeL?1:2:outerType;for(let j=end,jI=iI,fromJ=jI?isolates[jI-1].to:rFrom;j>i;)j==fromJ&&(j=isolates[--jI].from,fromJ=jI?isolates[jI-1].to:rFrom),types[--j]=replace;i=end}else prev=type,i++}}}(from,to,isolates,outerType),emitSpans(line,from,to,level,baseLevel,isolates,order)}function trivialOrder(length){return[new BidiSpan(0,length,0)]}let movedOver="";function moveVisually(line,order,dir,start,forward){var _a;let startIndex=start.head-line.from,spanI=BidiSpan.find(order,startIndex,null!==(_a=start.bidiLevel)&&void 0!==_a?_a:-1,start.assoc),span=order[spanI],spanEnd=span.side(forward,dir);if(startIndex==spanEnd){let nextI=spanI+=forward?1:-1;if(nextI<0||nextI>=order.length)return null;span=order[spanI=nextI],startIndex=span.side(!forward,dir),spanEnd=span.side(forward,dir)}let nextIndex=findClusterBreak(line.text,startIndex,span.forward(forward,dir));(nextIndex<span.from||nextIndex>span.to)&&(nextIndex=spanEnd),movedOver=line.text.slice(Math.min(startIndex,nextIndex),Math.max(startIndex,nextIndex));let nextSpan=spanI==(forward?order.length-1:0)?null:order[spanI+(forward?1:-1)];return nextSpan&&nextIndex==spanEnd&&nextSpan.level+(forward?0:1)<span.level?EditorSelection.cursor(nextSpan.side(!forward,dir)+line.from,nextSpan.forward(forward,dir)?1:-1,nextSpan.level):EditorSelection.cursor(nextIndex+line.from,span.forward(forward,dir)?-1:1,span.level)}function autoDirection(text,from,to){for(let i=from;i<to;i++){let type=charType(text.charCodeAt(i));if(1==type)return LTR;if(2==type||4==type)return RTL}return LTR}const clickAddsSelectionRange=Facet.define(),dragMovesSelection$1=Facet.define(),mouseSelectionStyle=Facet.define(),exceptionSink=Facet.define(),updateListener=Facet.define(),inputHandler$1=Facet.define(),focusChangeEffect=Facet.define(),perLineTextDirection=Facet.define({combine:values=>values.some((x=>x))}),nativeSelectionHidden=Facet.define({combine:values=>values.some((x=>x))}),scrollHandler=Facet.define();class ScrollTarget{constructor(range){let y=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"nearest",x=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"nearest",yMargin=arguments.length>3&&void 0!==arguments[3]?arguments[3]:5,xMargin=arguments.length>4&&void 0!==arguments[4]?arguments[4]:5,isSnapshot=arguments.length>5&&void 0!==arguments[5]&&arguments[5];this.range=range,this.y=y,this.x=x,this.yMargin=yMargin,this.xMargin=xMargin,this.isSnapshot=isSnapshot}map(changes){return changes.empty?this:new ScrollTarget(this.range.map(changes),this.y,this.x,this.yMargin,this.xMargin,this.isSnapshot)}clip(state){return this.range.to<=state.doc.length?this:new ScrollTarget(EditorSelection.cursor(state.doc.length),this.y,this.x,this.yMargin,this.xMargin,this.isSnapshot)}}const scrollIntoView$1=StateEffect.define({map:(t,ch)=>t.map(ch)});function logException(state,exception,context){let handler=state.facet(exceptionSink);handler.length?handler[0](exception):window.onerror?window.onerror(String(exception),context,void 0,void 0,exception):context?console.error(context+":",exception):console.error(exception)}const editable=Facet.define({combine:values=>!values.length||values[0]});let nextPluginID=0;const viewPlugin=Facet.define();class ViewPlugin{constructor(id,create,domEventHandlers,domEventObservers,buildExtensions){this.id=id,this.create=create,this.domEventHandlers=domEventHandlers,this.domEventObservers=domEventObservers,this.extension=buildExtensions(this)}static define(create,spec){const{eventHandlers:eventHandlers,eventObservers:eventObservers,provide:provide,decorations:deco}=spec||{};return new ViewPlugin(nextPluginID++,create,eventHandlers,eventObservers,(plugin=>{let ext=[viewPlugin.of(plugin)];return deco&&ext.push(decorations.of((view=>{let pluginInst=view.plugin(plugin);return pluginInst?deco(pluginInst):Decoration.none}))),provide&&ext.push(provide(plugin)),ext}))}static fromClass(cls,spec){return ViewPlugin.define((view=>new cls(view)),spec)}}class PluginInstance{constructor(spec){this.spec=spec,this.mustUpdate=null,this.value=null}update(view){if(this.value){if(this.mustUpdate){let update=this.mustUpdate;if(this.mustUpdate=null,this.value.update)try{this.value.update(update)}catch(e){if(logException(update.state,e,"CodeMirror plugin crashed"),this.value.destroy)try{this.value.destroy()}catch(_){}this.deactivate()}}}else if(this.spec)try{this.value=this.spec.create(view)}catch(e){logException(view.state,e,"CodeMirror plugin crashed"),this.deactivate()}return this}destroy(view){var _a;if(null===(_a=this.value)||void 0===_a?void 0:_a.destroy)try{this.value.destroy()}catch(e){logException(view.state,e,"CodeMirror plugin crashed")}}deactivate(){this.spec=this.value=null}}const editorAttributes=Facet.define(),contentAttributes=Facet.define(),decorations=Facet.define(),outerDecorations=Facet.define(),atomicRanges=Facet.define(),bidiIsolatedRanges=Facet.define();function getIsolatedRanges(view,line){let isolates=view.state.facet(bidiIsolatedRanges);if(!isolates.length)return isolates;let sets=isolates.map((i=>i instanceof Function?i(view):i)),result=[];return RangeSet.spans(sets,line.from,line.to,{point(){},span(fromDoc,toDoc,active,open){let from=fromDoc-line.from,to=toDoc-line.from,level=result;for(let i=active.length-1;i>=0;i--,open--){let update,direction=active[i].spec.bidiIsolate;if(null==direction&&(direction=autoDirection(line.text,from,to)),open>0&&level.length&&(update=level[level.length-1]).to==from&&update.direction==direction)update.to=to,level=update.inner;else{let add={from:from,to:to,direction:direction,inner:[]};level.push(add),level=add.inner}}}}),result}const scrollMargins=Facet.define();function getScrollMargins(view){let left=0,right=0,top=0,bottom=0;for(let source of view.state.facet(scrollMargins)){let m=source(view);m&&(null!=m.left&&(left=Math.max(left,m.left)),null!=m.right&&(right=Math.max(right,m.right)),null!=m.top&&(top=Math.max(top,m.top)),null!=m.bottom&&(bottom=Math.max(bottom,m.bottom)))}return{left:left,right:right,top:top,bottom:bottom}}const styleModule=Facet.define();class ChangedRange{constructor(fromA,toA,fromB,toB){this.fromA=fromA,this.toA=toA,this.fromB=fromB,this.toB=toB}join(other){return new ChangedRange(Math.min(this.fromA,other.fromA),Math.max(this.toA,other.toA),Math.min(this.fromB,other.fromB),Math.max(this.toB,other.toB))}addToSet(set){let i=set.length,me=this;for(;i>0;i--){let range=set[i-1];if(!(range.fromA>me.toA)){if(range.toA<me.fromA)break;me=me.join(range),set.splice(i-1,1)}}return set.splice(i,0,me),set}static extendWithRanges(diff,ranges){if(0==ranges.length)return diff;let result=[];for(let dI=0,rI=0,posA=0,posB=0;;dI++){let next=dI==diff.length?null:diff[dI],off=posA-posB,end=next?next.fromB:1e9;for(;rI<ranges.length&&ranges[rI]<end;){let from=ranges[rI],to=ranges[rI+1],fromB=Math.max(posB,from),toB=Math.min(end,to);if(fromB<=toB&&new ChangedRange(fromB+off,toB+off,fromB,toB).addToSet(result),to>end)break;rI+=2}if(!next)return result;new ChangedRange(next.fromA,next.toA,next.fromB,next.toB).addToSet(result),posA=next.toA,posB=next.toB}}}class ViewUpdate{constructor(view,state,transactions){this.view=view,this.state=state,this.transactions=transactions,this.flags=0,this.startState=view.state,this.changes=ChangeSet.empty(this.startState.doc.length);for(let tr of transactions)this.changes=this.changes.compose(tr.changes);let changedRanges=[];this.changes.iterChangedRanges(((fromA,toA,fromB,toB)=>changedRanges.push(new ChangedRange(fromA,toA,fromB,toB)))),this.changedRanges=changedRanges}static create(view,state,transactions){return new ViewUpdate(view,state,transactions)}get viewportChanged(){return(4&this.flags)>0}get heightChanged(){return(2&this.flags)>0}get geometryChanged(){return this.docChanged||(10&this.flags)>0}get focusChanged(){return(1&this.flags)>0}get docChanged(){return!this.changes.empty}get selectionSet(){return this.transactions.some((tr=>tr.selection))}get empty(){return 0==this.flags&&0==this.transactions.length}}class DocView extends ContentView{get length(){return this.view.state.doc.length}constructor(view){super(),this.view=view,this.decorations=[],this.dynamicDecorationMap=[],this.domChanged=null,this.hasComposition=null,this.markedForComposition=new Set,this.lastCompositionAfterCursor=!1,this.minWidth=0,this.minWidthFrom=0,this.minWidthTo=0,this.impreciseAnchor=null,this.impreciseHead=null,this.forceSelection=!1,this.lastUpdate=Date.now(),this.setDOM(view.contentDOM),this.children=[new LineView],this.children[0].setParent(this),this.updateDeco(),this.updateInner([new ChangedRange(0,0,0,view.state.doc.length)],0,null)}update(update){var _a;let changedRanges=update.changedRanges;this.minWidth>0&&changedRanges.length&&(changedRanges.every((_ref=>{let{fromA:fromA,toA:toA}=_ref;return toA<this.minWidthFrom||fromA>this.minWidthTo}))?(this.minWidthFrom=update.changes.mapPos(this.minWidthFrom,1),this.minWidthTo=update.changes.mapPos(this.minWidthTo,1)):this.minWidth=this.minWidthFrom=this.minWidthTo=0);let readCompositionAt=-1;this.view.inputState.composing>=0&&((null===(_a=this.domChanged)||void 0===_a?void 0:_a.newSel)?readCompositionAt=this.domChanged.newSel.head:function(changes,composition){let touched=!1;composition&&changes.iterChangedRanges(((from,to)=>{from<composition.to&&to>composition.from&&(touched=!0)}));return touched}(update.changes,this.hasComposition)||update.selectionSet||(readCompositionAt=update.state.selection.main.head));let composition=readCompositionAt>-1?function(view,changes,headPos){let found=findCompositionNode(view,headPos);if(!found)return null;let{node:textNode,from:from,to:to}=found,text=textNode.nodeValue;if(/[\n\r]/.test(text))return null;if(view.state.doc.sliceString(found.from,found.to)!=text)return null;let inv=changes.invertedDesc,range=new ChangedRange(inv.mapPos(from),inv.mapPos(to),from,to),marks=[];for(let parent=textNode.parentNode;;parent=parent.parentNode){let parentView=ContentView.get(parent);if(parentView instanceof MarkView)marks.push({node:parent,deco:parentView.mark});else{if(parentView instanceof LineView||"DIV"==parent.nodeName&&parent.parentNode==view.contentDOM)return{range:range,text:textNode,marks:marks,line:parent};if(parent==view.contentDOM)return null;marks.push({node:parent,deco:new MarkDecoration({inclusive:!0,attributes:getAttrs$1(parent),tagName:parent.tagName.toLowerCase()})})}}}(this.view,update.changes,readCompositionAt):null;if(this.domChanged=null,this.hasComposition){this.markedForComposition.clear();let{from:from,to:to}=this.hasComposition;changedRanges=new ChangedRange(from,to,update.changes.mapPos(from,-1),update.changes.mapPos(to,1)).addToSet(changedRanges.slice())}this.hasComposition=composition?{from:composition.range.fromB,to:composition.range.toB}:null,(browser.ie||browser.chrome)&&!composition&&update&&update.state.doc.lines!=update.startState.doc.lines&&(this.forceSelection=!0);let decoDiff=function(a,b,diff){let comp=new class{constructor(){this.changes=[]}compareRange(from,to){addRange(from,to,this.changes)}comparePoint(from,to){addRange(from,to,this.changes)}};return RangeSet.compare(a,b,diff,comp),comp.changes}(this.decorations,this.updateDeco(),update.changes);return changedRanges=ChangedRange.extendWithRanges(changedRanges,decoDiff),!!(7&this.flags||0!=changedRanges.length)&&(this.updateInner(changedRanges,update.startState.doc.length,composition),update.transactions.length&&(this.lastUpdate=Date.now()),!0)}updateInner(changes,oldLength,composition){this.view.viewState.mustMeasureContent=!0,this.updateChildren(changes,oldLength,composition);let{observer:observer}=this.view;observer.ignore((()=>{this.dom.style.height=this.view.viewState.contentHeight/this.view.scaleY+"px",this.dom.style.flexBasis=this.minWidth?this.minWidth+"px":"";let track=browser.chrome||browser.ios?{node:observer.selectionRange.focusNode,written:!1}:void 0;this.sync(this.view,track),this.flags&=-8,track&&(track.written||observer.selectionRange.focusNode!=track.node)&&(this.forceSelection=!0),this.dom.style.height=""})),this.markedForComposition.forEach((cView=>cView.flags&=-9));let gaps=[];if(this.view.viewport.from||this.view.viewport.to<this.view.state.doc.length)for(let child of this.children)child instanceof BlockWidgetView&&child.widget instanceof BlockGapWidget&&gaps.push(child.dom);observer.updateGaps(gaps)}updateChildren(changes,oldLength,composition){let ranges=composition?composition.range.addToSet(changes.slice()):changes,cursor=this.childCursor(oldLength);for(let i=ranges.length-1;;i--){let next=i>=0?ranges[i]:null;if(!next)break;let content,breakAtStart,openStart,openEnd,{fromA:fromA,toA:toA,fromB:fromB,toB:toB}=next;if(composition&&composition.range.fromB<toB&&composition.range.toB>fromB){let before=ContentBuilder.build(this.view.state.doc,fromB,composition.range.fromB,this.decorations,this.dynamicDecorationMap),after=ContentBuilder.build(this.view.state.doc,composition.range.toB,toB,this.decorations,this.dynamicDecorationMap);breakAtStart=before.breakAtStart,openStart=before.openStart,openEnd=after.openEnd;let compLine=this.compositionView(composition);after.breakAtStart?compLine.breakAfter=1:after.content.length&&compLine.merge(compLine.length,compLine.length,after.content[0],!1,after.openStart,0)&&(compLine.breakAfter=after.content[0].breakAfter,after.content.shift()),before.content.length&&compLine.merge(0,0,before.content[before.content.length-1],!0,0,before.openEnd)&&before.content.pop(),content=before.content.concat(compLine).concat(after.content)}else({content:content,breakAtStart:breakAtStart,openStart:openStart,openEnd:openEnd}=ContentBuilder.build(this.view.state.doc,fromB,toB,this.decorations,this.dynamicDecorationMap));let{i:toI,off:toOff}=cursor.findPos(toA,1),{i:fromI,off:fromOff}=cursor.findPos(fromA,-1);replaceRange(this,fromI,fromOff,toI,toOff,content,breakAtStart,openStart,openEnd)}composition&&this.fixCompositionDOM(composition)}compositionView(composition){let cur=new TextView(composition.text.nodeValue);cur.flags|=8;for(let{deco:deco}of composition.marks)cur=new MarkView(deco,[cur],cur.length);let line=new LineView;return line.append(cur,0),line}fixCompositionDOM(composition){let fix=(dom,cView)=>{cView.flags|=8|(cView.children.some((c=>7&c.flags))?1:0),this.markedForComposition.add(cView);let prev=ContentView.get(dom);prev&&prev!=cView&&(prev.dom=null),cView.setDOM(dom)},pos=this.childPos(composition.range.fromB,1),cView=this.children[pos.i];fix(composition.line,cView);for(let i=composition.marks.length-1;i>=-1;i--)pos=cView.childPos(pos.off,1),cView=cView.children[pos.i],fix(i>=0?composition.marks[i].node:composition.text,cView)}updateSelection(){let fromPointer=arguments.length>1&&void 0!==arguments[1]&&arguments[1];!(arguments.length>0&&void 0!==arguments[0]&&arguments[0])&&this.view.observer.selectionRange.focusNode||this.view.observer.readSelectionRange();let activeElt=this.view.root.activeElement,focused=activeElt==this.dom,selectionNotFocus=!focused&&hasSelection(this.dom,this.view.observer.selectionRange)&&!(activeElt&&this.dom.contains(activeElt));if(!(focused||fromPointer||selectionNotFocus))return;let force=this.forceSelection;this.forceSelection=!1;let main=this.view.state.selection.main,anchor=this.moveToLine(this.domAtPos(main.anchor)),head=main.empty?anchor:this.moveToLine(this.domAtPos(main.head));if(browser.gecko&&main.empty&&!this.hasComposition&&(1==(pos=anchor).node.nodeType&&pos.node.firstChild&&(0==pos.offset||"false"==pos.node.childNodes[pos.offset-1].contentEditable)&&(pos.offset==pos.node.childNodes.length||"false"==pos.node.childNodes[pos.offset].contentEditable))){let dummy=document.createTextNode("");this.view.observer.ignore((()=>anchor.node.insertBefore(dummy,anchor.node.childNodes[anchor.offset]||null))),anchor=head=new DOMPos(dummy,0),force=!0}var pos;let domSel=this.view.observer.selectionRange;!force&&domSel.focusNode&&(isEquivalentPosition(anchor.node,anchor.offset,domSel.anchorNode,domSel.anchorOffset)&&isEquivalentPosition(head.node,head.offset,domSel.focusNode,domSel.focusOffset)||this.suppressWidgetCursorChange(domSel,main))||(this.view.observer.ignore((()=>{browser.android&&browser.chrome&&this.dom.contains(domSel.focusNode)&&function(node,inside){for(let cur=node;cur&&cur!=inside;cur=cur.assignedSlot||cur.parentNode)if(1==cur.nodeType&&"false"==cur.contentEditable)return!0;return!1}(domSel.focusNode,this.dom)&&(this.dom.blur(),this.dom.focus({preventScroll:!0}));let rawSel=getSelection(this.view.root);if(rawSel)if(main.empty){if(browser.gecko){let nextTo=(node=anchor.node,offset=anchor.offset,1!=node.nodeType?0:(offset&&"false"==node.childNodes[offset-1].contentEditable?1:0)|(offset<node.childNodes.length&&"false"==node.childNodes[offset].contentEditable?2:0));if(nextTo&&3!=nextTo){let text=(1==nextTo?textNodeBefore:textNodeAfter)(anchor.node,anchor.offset);text&&(anchor=new DOMPos(text.node,text.offset))}}rawSel.collapse(anchor.node,anchor.offset),null!=main.bidiLevel&&void 0!==rawSel.caretBidiLevel&&(rawSel.caretBidiLevel=main.bidiLevel)}else if(rawSel.extend){rawSel.collapse(anchor.node,anchor.offset);try{rawSel.extend(head.node,head.offset)}catch(_){}}else{let range=document.createRange();main.anchor>main.head&&([anchor,head]=[head,anchor]),range.setEnd(head.node,head.offset),range.setStart(anchor.node,anchor.offset),rawSel.removeAllRanges(),rawSel.addRange(range)}else;var node,offset;selectionNotFocus&&this.view.root.activeElement==this.dom&&(this.dom.blur(),activeElt&&activeElt.focus())})),this.view.observer.setSelectionRange(anchor,head)),this.impreciseAnchor=anchor.precise?null:new DOMPos(domSel.anchorNode,domSel.anchorOffset),this.impreciseHead=head.precise?null:new DOMPos(domSel.focusNode,domSel.focusOffset)}suppressWidgetCursorChange(sel,cursor){return this.hasComposition&&cursor.empty&&isEquivalentPosition(sel.focusNode,sel.focusOffset,sel.anchorNode,sel.anchorOffset)&&this.posFromDOM(sel.focusNode,sel.focusOffset)==cursor.head}enforceCursorAssoc(){if(this.hasComposition)return;let{view:view}=this,cursor=view.state.selection.main,sel=getSelection(view.root),{anchorNode:anchorNode,anchorOffset:anchorOffset}=view.observer.selectionRange;if(!(sel&&cursor.empty&&cursor.assoc&&sel.modify))return;let line=LineView.find(this,cursor.head);if(!line)return;let lineStart=line.posAtStart;if(cursor.head==lineStart||cursor.head==lineStart+line.length)return;let before=this.coordsAt(cursor.head,-1),after=this.coordsAt(cursor.head,1);if(!before||!after||before.bottom>after.top)return;let dom=this.domAtPos(cursor.head+cursor.assoc);sel.collapse(dom.node,dom.offset),sel.modify("move",cursor.assoc<0?"forward":"backward","lineboundary"),view.observer.readSelectionRange();let newRange=view.observer.selectionRange;view.docView.posFromDOM(newRange.anchorNode,newRange.anchorOffset)!=cursor.from&&sel.collapse(anchorNode,anchorOffset)}moveToLine(pos){let newPos,dom=this.dom;if(pos.node!=dom)return pos;for(let i=pos.offset;!newPos&&i<dom.childNodes.length;i++){let view=ContentView.get(dom.childNodes[i]);view instanceof LineView&&(newPos=view.domAtPos(0))}for(let i=pos.offset-1;!newPos&&i>=0;i--){let view=ContentView.get(dom.childNodes[i]);view instanceof LineView&&(newPos=view.domAtPos(view.length))}return newPos?new DOMPos(newPos.node,newPos.offset,!0):pos}nearest(dom){for(let cur=dom;cur;){let domView=ContentView.get(cur);if(domView&&domView.rootView==this)return domView;cur=cur.parentNode}return null}posFromDOM(node,offset){let view=this.nearest(node);if(!view)throw new RangeError("Trying to find position for a DOM position outside of the document");return view.localPosFromDOM(node,offset)+view.posAtStart}domAtPos(pos){let{i:i,off:off}=this.childCursor().findPos(pos,-1);for(;i<this.children.length-1;){let child=this.children[i];if(off<child.length||child instanceof LineView)break;i++,off=0}return this.children[i].domAtPos(off)}coordsAt(pos,side){let best=null,bestPos=0;for(let off=this.length,i=this.children.length-1;i>=0;i--){let child=this.children[i],end=off-child.breakAfter,start=end-child.length;if(end<pos)break;start<=pos&&(start<pos||child.covers(-1))&&(end>pos||child.covers(1))&&(!best||child instanceof LineView&&!(best instanceof LineView&&side>=0))&&(best=child,bestPos=start),off=start}return best?best.coordsAt(pos-bestPos,side):null}coordsForChar(pos){let{i:i,off:off}=this.childPos(pos,1),child=this.children[i];if(!(child instanceof LineView))return null;for(;child.children.length;){let{i:i,off:childOff}=child.childPos(off,1);for(;;i++){if(i==child.children.length)return null;if((child=child.children[i]).length)break}off=childOff}if(!(child instanceof TextView))return null;let end=findClusterBreak(child.text,off);if(end==off)return null;let rects=textRange(child.dom,off,end).getClientRects();for(let i=0;i<rects.length;i++){let rect=rects[i];if(i==rects.length-1||rect.top<rect.bottom&&rect.left<rect.right)return rect}return null}measureVisibleLineHeights(viewport){let result=[],{from:from,to:to}=viewport,contentWidth=this.view.contentDOM.clientWidth,isWider=contentWidth>Math.max(this.view.scrollDOM.clientWidth,this.minWidth)+1,widest=-1,ltr=this.view.textDirection==Direction.LTR;for(let pos=0,i=0;i<this.children.length;i++){let child=this.children[i],end=pos+child.length;if(end>to)break;if(pos>=from){let childRect=child.dom.getBoundingClientRect();if(result.push(childRect.height),isWider){let last=child.dom.lastChild,rects=last?clientRectsFor(last):[];if(rects.length){let rect=rects[rects.length-1],width=ltr?rect.right-childRect.left:childRect.right-rect.left;width>widest&&(widest=width,this.minWidth=contentWidth,this.minWidthFrom=pos,this.minWidthTo=end)}}}pos=end+child.breakAfter}return result}textDirectionAt(pos){let{i:i}=this.childPos(pos,1);return"rtl"==getComputedStyle(this.children[i].dom).direction?Direction.RTL:Direction.LTR}measureTextSize(){for(let child of this.children)if(child instanceof LineView){let measure=child.measureTextSize();if(measure)return measure}let lineHeight,charWidth,textHeight,dummy=document.createElement("div");return dummy.className="cm-line",dummy.style.width="99999px",dummy.style.position="absolute",dummy.textContent="abc def ghi jkl mno pqr stu",this.view.observer.ignore((()=>{this.dom.appendChild(dummy);let rect=clientRectsFor(dummy.firstChild)[0];lineHeight=dummy.getBoundingClientRect().height,charWidth=rect?rect.width/27:7,textHeight=rect?rect.height:lineHeight,dummy.remove()})),{lineHeight:lineHeight,charWidth:charWidth,textHeight:textHeight}}childCursor(){let pos=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.length,i=this.children.length;return i&&(pos-=this.children[--i].length),new ChildCursor(this.children,pos,i)}computeBlockGapDeco(){let deco=[],vs=this.view.viewState;for(let pos=0,i=0;;i++){let next=i==vs.viewports.length?null:vs.viewports[i],end=next?next.from-1:this.length;if(end>pos){let height=(vs.lineBlockAt(end).bottom-vs.lineBlockAt(pos).top)/this.view.scaleY;deco.push(Decoration.replace({widget:new BlockGapWidget(height),block:!0,inclusive:!0,isBlockGap:!0}).range(pos,end))}if(!next)break;pos=next.to+1}return Decoration.set(deco)}updateDeco(){let i=0,allDeco=this.view.state.facet(decorations).map((d=>(this.dynamicDecorationMap[i++]="function"==typeof d)?d(this.view):d)),dynamicOuter=!1,outerDeco=this.view.state.facet(outerDecorations).map(((d,i)=>{let dynamic="function"==typeof d;return dynamic&&(dynamicOuter=!0),dynamic?d(this.view):d}));for(outerDeco.length&&(this.dynamicDecorationMap[i++]=dynamicOuter,allDeco.push(RangeSet.join(outerDeco))),this.decorations=[...allDeco,this.computeBlockGapDeco(),this.view.viewState.lineGapDeco];i<this.decorations.length;)this.dynamicDecorationMap[i++]=!1;return this.decorations}scrollIntoView(target){if(target.isSnapshot){let ref=this.view.viewState.lineBlockAt(target.range.head);return this.view.scrollDOM.scrollTop=ref.top-target.yMargin,void(this.view.scrollDOM.scrollLeft=target.xMargin)}for(let handler of this.view.state.facet(scrollHandler))try{if(handler(this.view,target.range,target))return!0}catch(e){logException(this.view.state,e,"scroll handler")}let other,{range:range}=target,rect=this.coordsAt(range.head,range.empty?range.assoc:range.head>range.anchor?-1:1);if(!rect)return;!range.empty&&(other=this.coordsAt(range.anchor,range.anchor>range.head?-1:1))&&(rect={left:Math.min(rect.left,other.left),top:Math.min(rect.top,other.top),right:Math.max(rect.right,other.right),bottom:Math.max(rect.bottom,other.bottom)});let margins=getScrollMargins(this.view),targetRect={left:rect.left-margins.left,top:rect.top-margins.top,right:rect.right+margins.right,bottom:rect.bottom+margins.bottom},{offsetWidth:offsetWidth,offsetHeight:offsetHeight}=this.view.scrollDOM;!function(dom,rect,side,x,y,xMargin,yMargin,ltr){let doc=dom.ownerDocument,win=doc.defaultView||window;for(let cur=dom,stop=!1;cur&&!stop;)if(1==cur.nodeType){let bounding,top=cur==doc.body,scaleX=1,scaleY=1;if(top)bounding=windowRect(win);else{if(/^(fixed|sticky)$/.test(getComputedStyle(cur).position)&&(stop=!0),cur.scrollHeight<=cur.clientHeight&&cur.scrollWidth<=cur.clientWidth){cur=cur.assignedSlot||cur.parentNode;continue}let rect=cur.getBoundingClientRect();({scaleX:scaleX,scaleY:scaleY}=getScale(cur,rect)),bounding={left:rect.left,right:rect.left+cur.clientWidth*scaleX,top:rect.top,bottom:rect.top+cur.clientHeight*scaleY}}let moveX=0,moveY=0;if("nearest"==y)rect.top<bounding.top?(moveY=-(bounding.top-rect.top+yMargin),side>0&&rect.bottom>bounding.bottom+moveY&&(moveY=rect.bottom-bounding.bottom+moveY+yMargin)):rect.bottom>bounding.bottom&&(moveY=rect.bottom-bounding.bottom+yMargin,side<0&&rect.top-moveY<bounding.top&&(moveY=-(bounding.top+moveY-rect.top+yMargin)));else{let rectHeight=rect.bottom-rect.top,boundingHeight=bounding.bottom-bounding.top;moveY=("center"==y&&rectHeight<=boundingHeight?rect.top+rectHeight/2-boundingHeight/2:"start"==y||"center"==y&&side<0?rect.top-yMargin:rect.bottom-boundingHeight+yMargin)-bounding.top}if("nearest"==x?rect.left<bounding.left?(moveX=-(bounding.left-rect.left+xMargin),side>0&&rect.right>bounding.right+moveX&&(moveX=rect.right-bounding.right+moveX+xMargin)):rect.right>bounding.right&&(moveX=rect.right-bounding.right+xMargin,side<0&&rect.left<bounding.left+moveX&&(moveX=-(bounding.left+moveX-rect.left+xMargin))):moveX=("center"==x?rect.left+(rect.right-rect.left)/2-(bounding.right-bounding.left)/2:"start"==x==ltr?rect.left-xMargin:rect.right-(bounding.right-bounding.left)+xMargin)-bounding.left,moveX||moveY)if(top)win.scrollBy(moveX,moveY);else{let movedX=0,movedY=0;if(moveY){let start=cur.scrollTop;cur.scrollTop+=moveY/scaleY,movedY=(cur.scrollTop-start)*scaleY}if(moveX){let start=cur.scrollLeft;cur.scrollLeft+=moveX/scaleX,movedX=(cur.scrollLeft-start)*scaleX}rect={left:rect.left-movedX,top:rect.top-movedY,right:rect.right-movedX,bottom:rect.bottom-movedY},movedX&&Math.abs(movedX-moveX)<1&&(x="nearest"),movedY&&Math.abs(movedY-moveY)<1&&(y="nearest")}if(top)break;cur=cur.assignedSlot||cur.parentNode}else{if(11!=cur.nodeType)break;cur=cur.host}}(this.view.scrollDOM,targetRect,range.head<range.anchor?-1:1,target.x,target.y,Math.max(Math.min(target.xMargin,offsetWidth),-offsetWidth),Math.max(Math.min(target.yMargin,offsetHeight),-offsetHeight),this.view.textDirection==Direction.LTR)}}class BlockGapWidget extends WidgetType{constructor(height){super(),this.height=height}toDOM(){let elt=document.createElement("div");return elt.className="cm-gap",this.updateDOM(elt),elt}eq(other){return other.height==this.height}updateDOM(elt){return elt.style.height=this.height+"px",!0}get editable(){return!0}get estimatedHeight(){return this.height}ignoreEvent(){return!1}}function findCompositionNode(view,headPos){let sel=view.observer.selectionRange;if(!sel.focusNode)return null;let textBefore=textNodeBefore(sel.focusNode,sel.focusOffset),textAfter=textNodeAfter(sel.focusNode,sel.focusOffset),textNode=textBefore||textAfter;if(textAfter&&textBefore&&textAfter.node!=textBefore.node){let descAfter=ContentView.get(textAfter.node);if(!descAfter||descAfter instanceof TextView&&descAfter.text!=textAfter.node.nodeValue)textNode=textAfter;else if(view.docView.lastCompositionAfterCursor){let descBefore=ContentView.get(textBefore.node);!descBefore||descBefore instanceof TextView&&descBefore.text!=textBefore.node.nodeValue||(textNode=textAfter)}}if(view.docView.lastCompositionAfterCursor=textNode!=textBefore,!textNode)return null;let from=headPos-textNode.offset;return{from:from,to:from+textNode.node.nodeValue.length,node:textNode.node}}function getdx(x,rect){return rect.left>x?rect.left-x:Math.max(0,x-rect.right)}function getdy(y,rect){return rect.top>y?rect.top-y:Math.max(0,y-rect.bottom)}function yOverlap(a,b){return a.top<b.bottom-1&&a.bottom>b.top+1}function upTop(rect,top){return top<rect.top?{top:top,left:rect.left,right:rect.right,bottom:rect.bottom}:rect}function upBot(rect,bottom){return bottom>rect.bottom?{top:rect.top,left:rect.left,right:rect.right,bottom:bottom}:rect}function domPosAtCoords(parent,x,y){let closest,closestRect,closestX,closestY,above,below,aboveRect,belowRect,closestOverlap=!1;for(let child=parent.firstChild;child;child=child.nextSibling){let rects=clientRectsFor(child);for(let i=0;i<rects.length;i++){let rect=rects[i];closestRect&&yOverlap(closestRect,rect)&&(rect=upTop(upBot(rect,closestRect.bottom),closestRect.top));let dx=getdx(x,rect),dy=getdy(y,rect);if(0==dx&&0==dy)return 3==child.nodeType?domPosInText(child,x,y):domPosAtCoords(child,x,y);if(!closest||closestY>dy||closestY==dy&&closestX>dx){closest=child,closestRect=rect,closestX=dx,closestY=dy;let side=dy?y<rect.top?-1:1:dx?x<rect.left?-1:1:0;closestOverlap=!side||(side>0?i<rects.length-1:i>0)}0==dx?y>rect.bottom&&(!aboveRect||aboveRect.bottom<rect.bottom)?(above=child,aboveRect=rect):y<rect.top&&(!belowRect||belowRect.top>rect.top)&&(below=child,belowRect=rect):aboveRect&&yOverlap(aboveRect,rect)?aboveRect=upBot(aboveRect,rect.bottom):belowRect&&yOverlap(belowRect,rect)&&(belowRect=upTop(belowRect,rect.top))}}if(aboveRect&&aboveRect.bottom>=y?(closest=above,closestRect=aboveRect):belowRect&&belowRect.top<=y&&(closest=below,closestRect=belowRect),!closest)return{node:parent,offset:0};let clipX=Math.max(closestRect.left,Math.min(closestRect.right,x));return 3==closest.nodeType?domPosInText(closest,clipX,y):closestOverlap&&"false"!=closest.contentEditable?domPosAtCoords(closest,clipX,y):{node:parent,offset:Array.prototype.indexOf.call(parent.childNodes,closest)+(x>=(closestRect.left+closestRect.right)/2?1:0)}}function domPosInText(node,x,y){let len=node.nodeValue.length,closestOffset=-1,closestDY=1e9,generalSide=0;for(let i=0;i<len;i++){let rects=textRange(node,i,i+1).getClientRects();for(let j=0;j<rects.length;j++){let rect=rects[j];if(rect.top==rect.bottom)continue;generalSide||(generalSide=x-rect.left);let dy=(rect.top>y?rect.top-y:y-rect.bottom)-1;if(rect.left-1<=x&&rect.right+1>=x&&dy<closestDY){let right=x>=(rect.left+rect.right)/2,after=right;if(browser.chrome||browser.gecko){textRange(node,i).getBoundingClientRect().left==rect.right&&(after=!right)}if(dy<=0)return{node:node,offset:i+(after?1:0)};closestOffset=i+(after?1:0),closestDY=dy}}}return{node:node,offset:closestOffset>-1?closestOffset:generalSide>0?node.nodeValue.length:0}}function posAtCoords(view,coords,precise){let bias=arguments.length>3&&void 0!==arguments[3]?arguments[3]:-1;var _a,_b;let block,content=view.contentDOM.getBoundingClientRect(),docTop=content.top+view.viewState.paddingTop,{docHeight:docHeight}=view.viewState,{x:x,y:y}=coords,yOffset=y-docTop;if(yOffset<0)return 0;if(yOffset>docHeight)return view.state.doc.length;for(let halfLine=view.viewState.heightOracle.textHeight/2,bounced=!1;block=view.elementAtHeight(yOffset),block.type!=BlockType.Text;)for(;yOffset=bias>0?block.bottom+halfLine:block.top-halfLine,!(yOffset>=0&&yOffset<=docHeight);){if(bounced)return precise?null:0;bounced=!0,bias=-bias}y=docTop+yOffset;let lineStart=block.from;if(lineStart<view.viewport.from)return 0==view.viewport.from?0:precise?null:posAtCoordsImprecise(view,content,block,x,y);if(lineStart>view.viewport.to)return view.viewport.to==view.state.doc.length?view.state.doc.length:precise?null:posAtCoordsImprecise(view,content,block,x,y);let doc=view.dom.ownerDocument,root=view.root.elementFromPoint?view.root:doc,element=root.elementFromPoint(x,y);element&&!view.contentDOM.contains(element)&&(element=null),element||(x=Math.max(content.left+1,Math.min(content.right-1,x)),element=root.elementFromPoint(x,y),element&&!view.contentDOM.contains(element)&&(element=null));let node,offset=-1;if(element&&0!=(null===(_a=view.docView.nearest(element))||void 0===_a?void 0:_a.isEditable))if(doc.caretPositionFromPoint){let pos=doc.caretPositionFromPoint(x,y);pos&&({offsetNode:node,offset:offset}=pos)}else if(doc.caretRangeFromPoint){let range=doc.caretRangeFromPoint(x,y);range&&(({startContainer:node,startOffset:offset}=range),(!view.contentDOM.contains(node)||browser.safari&&isSuspiciousSafariCaretResult(node,offset,x)||browser.chrome&&isSuspiciousChromeCaretResult(node,offset,x))&&(node=void 0))}if(!node||!view.docView.dom.contains(node)){let line=LineView.find(view.docView,lineStart);if(!line)return yOffset>block.top+block.height/2?block.to:block.from;({node:node,offset:offset}=domPosAtCoords(line.dom,x,y))}let nearest=view.docView.nearest(node);if(!nearest)return null;if(nearest.isWidget&&1==(null===(_b=nearest.dom)||void 0===_b?void 0:_b.nodeType)){let rect=nearest.dom.getBoundingClientRect();return coords.y<rect.top||coords.y<=rect.bottom&&coords.x<=(rect.left+rect.right)/2?nearest.posAtStart:nearest.posAtEnd}return nearest.localPosFromDOM(node,offset)+nearest.posAtStart}function posAtCoordsImprecise(view,contentRect,block,x,y){let into=Math.round((x-contentRect.left)*view.defaultCharacterWidth);if(view.lineWrapping&&block.height>1.5*view.defaultLineHeight){let textHeight=view.viewState.heightOracle.textHeight;into+=Math.floor((y-block.top-.5*(view.defaultLineHeight-textHeight))/textHeight)*view.viewState.heightOracle.lineLength}let content=view.state.sliceDoc(block.from,block.to);return block.from+findColumn(content,into,view.state.tabSize)}function isSuspiciousSafariCaretResult(node,offset,x){let len;if(3!=node.nodeType||offset!=(len=node.nodeValue.length))return!1;for(let next=node.nextSibling;next;next=next.nextSibling)if(1!=next.nodeType||"BR"!=next.nodeName)return!1;return textRange(node,len-1,len).getBoundingClientRect().left>x}function isSuspiciousChromeCaretResult(node,offset,x){if(0!=offset)return!1;for(let cur=node;;){let parent=cur.parentNode;if(!parent||1!=parent.nodeType||parent.firstChild!=cur)return!1;if(parent.classList.contains("cm-line"))break;cur=parent}return x-(1==node.nodeType?node.getBoundingClientRect():textRange(node,0,Math.max(node.nodeValue.length,1)).getBoundingClientRect()).left>5}function blockAt(view,pos){let line=view.lineBlockAt(pos);if(Array.isArray(line.type))for(let l of line.type)if(l.to>pos||l.to==pos&&(l.to==line.to||l.type==BlockType.Text))return l;return line}function moveByChar(view,start,forward,by){let line=view.state.doc.lineAt(start.head),spans=view.bidiSpans(line),direction=view.textDirectionAt(line.from);for(let cur=start,check=null;;){let next=moveVisually(line,spans,direction,cur,forward),char=movedOver;if(!next){if(line.number==(forward?view.state.doc.lines:1))return cur;char="\n",line=view.state.doc.line(line.number+(forward?1:-1)),spans=view.bidiSpans(line),next=view.visualLineSide(line,!forward)}if(check){if(!check(char))return cur}else{if(!by)return next;check=by(char)}cur=next}}function skipAtomicRanges(atoms,pos,bias){for(;;){let moved=0;for(let set of atoms)set.between(pos-1,pos+1,((from,to,value)=>{if(pos>from&&pos<to){let side=moved||bias||(pos-from<to-pos?-1:1);pos=side<0?from:to,moved=side}}));if(!moved)return pos}}function skipAtoms(view,oldPos,pos){let newPos=skipAtomicRanges(view.state.facet(atomicRanges).map((f=>f(view))),pos.from,oldPos.head>pos.from?-1:1);return newPos==pos.from?pos:EditorSelection.cursor(newPos,newPos<pos.from?1:-1)}class InputState{setSelectionOrigin(origin){this.lastSelectionOrigin=origin,this.lastSelectionTime=Date.now()}constructor(view){this.view=view,this.lastKeyCode=0,this.lastKeyTime=0,this.lastTouchTime=0,this.lastFocusTime=0,this.lastScrollTop=0,this.lastScrollLeft=0,this.pendingIOSKey=void 0,this.lastSelectionOrigin=null,this.lastSelectionTime=0,this.lastEscPress=0,this.lastContextMenu=0,this.scrollHandlers=[],this.handlers=Object.create(null),this.composing=-1,this.compositionFirstChange=null,this.compositionEndedAt=0,this.compositionPendingKey=!1,this.compositionPendingChange=!1,this.mouseSelection=null,this.draggedContent=null,this.handleEvent=this.handleEvent.bind(this),this.notifiedFocused=view.hasFocus,browser.safari&&view.contentDOM.addEventListener("input",(()=>null)),browser.gecko&&function(doc){appliedFirefoxHack.has(doc)||(appliedFirefoxHack.add(doc),doc.addEventListener("copy",(()=>{})),doc.addEventListener("cut",(()=>{})))}(view.contentDOM.ownerDocument)}handleEvent(event){(function(view,event){if(!event.bubbles)return!0;if(event.defaultPrevented)return!1;for(let cView,node=event.target;node!=view.contentDOM;node=node.parentNode)if(!node||11==node.nodeType||(cView=ContentView.get(node))&&cView.ignoreEvent(event))return!1;return!0})(this.view,event)&&!this.ignoreDuringComposition(event)&&("keydown"==event.type&&this.keydown(event)||this.runHandlers(event.type,event))}runHandlers(type,event){let handlers=this.handlers[type];if(handlers){for(let observer of handlers.observers)observer(this.view,event);for(let handler of handlers.handlers){if(event.defaultPrevented)break;if(handler(this.view,event)){event.preventDefault();break}}}}ensureHandlers(plugins){let handlers=computeHandlers(plugins),prev=this.handlers,dom=this.view.contentDOM;for(let type in handlers)if("scroll"!=type){let passive=!handlers[type].handlers.length,exists=prev[type];exists&&passive!=!exists.handlers.length&&(dom.removeEventListener(type,this.handleEvent),exists=null),exists||dom.addEventListener(type,this.handleEvent,{passive:passive})}for(let type in prev)"scroll"==type||handlers[type]||dom.removeEventListener(type,this.handleEvent);this.handlers=handlers}keydown(event){if(this.lastKeyCode=event.keyCode,this.lastKeyTime=Date.now(),9==event.keyCode&&Date.now()<this.lastEscPress+2e3)return!0;if(27!=event.keyCode&&modifierCodes.indexOf(event.keyCode)<0&&(this.view.inputState.lastEscPress=0),browser.android&&browser.chrome&&!event.synthetic&&(13==event.keyCode||8==event.keyCode))return this.view.observer.delayAndroidKey(event.key,event.keyCode),!0;let pending;return!browser.ios||event.synthetic||event.altKey||event.metaKey||!((pending=PendingKeys.find((key=>key.keyCode==event.keyCode)))&&!event.ctrlKey||EmacsyPendingKeys.indexOf(event.key)>-1&&event.ctrlKey&&!event.shiftKey)?(229!=event.keyCode&&this.view.observer.forceFlush(),!1):(this.pendingIOSKey=pending||event,setTimeout((()=>this.flushIOSKey()),250),!0)}flushIOSKey(change){let key=this.pendingIOSKey;return!!key&&(!("Enter"==key.key&&change&&change.from<change.to&&/^\S+$/.test(change.insert.toString()))&&(this.pendingIOSKey=void 0,dispatchKey(this.view.contentDOM,key.key,key.keyCode,key instanceof KeyboardEvent?key:void 0)))}ignoreDuringComposition(event){return!!/^key/.test(event.type)&&(this.composing>0||!!(browser.safari&&!browser.ios&&this.compositionPendingKey&&Date.now()-this.compositionEndedAt<100)&&(this.compositionPendingKey=!1,!0))}startMouseSelection(mouseSelection){this.mouseSelection&&this.mouseSelection.destroy(),this.mouseSelection=mouseSelection}update(update){this.mouseSelection&&this.mouseSelection.update(update),this.draggedContent&&update.docChanged&&(this.draggedContent=this.draggedContent.map(update.changes)),update.transactions.length&&(this.lastKeyCode=this.lastSelectionTime=0)}destroy(){this.mouseSelection&&this.mouseSelection.destroy()}}function bindHandler(plugin,handler){return(view,event)=>{try{return handler.call(plugin,event,view)}catch(e){logException(view.state,e)}}}function computeHandlers(plugins){let result=Object.create(null);function record(type){return result[type]||(result[type]={observers:[],handlers:[]})}for(let plugin of plugins){let spec=plugin.spec;if(spec&&spec.domEventHandlers)for(let type in spec.domEventHandlers){let f=spec.domEventHandlers[type];f&&record(type).handlers.push(bindHandler(plugin.value,f))}if(spec&&spec.domEventObservers)for(let type in spec.domEventObservers){let f=spec.domEventObservers[type];f&&record(type).observers.push(bindHandler(plugin.value,f))}}for(let type in handlers)record(type).handlers.push(handlers[type]);for(let type in observers)record(type).observers.push(observers[type]);return result}const PendingKeys=[{key:"Backspace",keyCode:8,inputType:"deleteContentBackward"},{key:"Enter",keyCode:13,inputType:"insertParagraph"},{key:"Enter",keyCode:13,inputType:"insertLineBreak"},{key:"Delete",keyCode:46,inputType:"deleteContentForward"}],EmacsyPendingKeys="dthko",modifierCodes=[16,17,18,20,91,92,224,225];function dragScrollSpeed(dist){return.7*Math.max(0,dist)+8}class MouseSelection{constructor(view,startEvent,style,mustSelect){this.view=view,this.startEvent=startEvent,this.style=style,this.mustSelect=mustSelect,this.scrollSpeed={x:0,y:0},this.scrolling=-1,this.lastEvent=startEvent,this.scrollParent=function(dom){let doc=dom.ownerDocument;for(let cur=dom.parentNode;cur&&cur!=doc.body;)if(1==cur.nodeType){if(cur.scrollHeight>cur.clientHeight||cur.scrollWidth>cur.clientWidth)return cur;cur=cur.assignedSlot||cur.parentNode}else{if(11!=cur.nodeType)break;cur=cur.host}return null}(view.contentDOM),this.atoms=view.state.facet(atomicRanges).map((f=>f(view)));let doc=view.contentDOM.ownerDocument;doc.addEventListener("mousemove",this.move=this.move.bind(this)),doc.addEventListener("mouseup",this.up=this.up.bind(this)),this.extend=startEvent.shiftKey,this.multiple=view.state.facet(EditorState.allowMultipleSelections)&&function(view,event){let facet=view.state.facet(clickAddsSelectionRange);return facet.length?facet[0](event):browser.mac?event.metaKey:event.ctrlKey}(view,startEvent),this.dragging=!(!function(view,event){let{main:main}=view.state.selection;if(main.empty)return!1;let sel=getSelection(view.root);if(!sel||0==sel.rangeCount)return!0;let rects=sel.getRangeAt(0).getClientRects();for(let i=0;i<rects.length;i++){let rect=rects[i];if(rect.left<=event.clientX&&rect.right>=event.clientX&&rect.top<=event.clientY&&rect.bottom>=event.clientY)return!0}return!1}(view,startEvent)||1!=getClickType(startEvent))&&null}start(event){!1===this.dragging&&this.select(event)}move(event){var _a,a,b;if(0==event.buttons)return this.destroy();if(this.dragging||null==this.dragging&&(a=this.startEvent,b=event,Math.max(Math.abs(a.clientX-b.clientX),Math.abs(a.clientY-b.clientY))<10))return;this.select(this.lastEvent=event);let sx=0,sy=0,rect=(null===(_a=this.scrollParent)||void 0===_a?void 0:_a.getBoundingClientRect())||{left:0,top:0,right:this.view.win.innerWidth,bottom:this.view.win.innerHeight},margins=getScrollMargins(this.view);event.clientX-margins.left<=rect.left+6?sx=-dragScrollSpeed(rect.left-event.clientX):event.clientX+margins.right>=rect.right-6&&(sx=dragScrollSpeed(event.clientX-rect.right)),event.clientY-margins.top<=rect.top+6?sy=-dragScrollSpeed(rect.top-event.clientY):event.clientY+margins.bottom>=rect.bottom-6&&(sy=dragScrollSpeed(event.clientY-rect.bottom)),this.setScrollSpeed(sx,sy)}up(event){null==this.dragging&&this.select(this.lastEvent),this.dragging||event.preventDefault(),this.destroy()}destroy(){this.setScrollSpeed(0,0);let doc=this.view.contentDOM.ownerDocument;doc.removeEventListener("mousemove",this.move),doc.removeEventListener("mouseup",this.up),this.view.inputState.mouseSelection=this.view.inputState.draggedContent=null}setScrollSpeed(sx,sy){this.scrollSpeed={x:sx,y:sy},sx||sy?this.scrolling<0&&(this.scrolling=setInterval((()=>this.scroll()),50)):this.scrolling>-1&&(clearInterval(this.scrolling),this.scrolling=-1)}scroll(){this.scrollParent?(this.scrollParent.scrollLeft+=this.scrollSpeed.x,this.scrollParent.scrollTop+=this.scrollSpeed.y):this.view.win.scrollBy(this.scrollSpeed.x,this.scrollSpeed.y),!1===this.dragging&&this.select(this.lastEvent)}skipAtoms(sel){let ranges=null;for(let i=0;i<sel.ranges.length;i++){let range=sel.ranges[i],updated=null;if(range.empty){let pos=skipAtomicRanges(this.atoms,range.from,0);pos!=range.from&&(updated=EditorSelection.cursor(pos,-1))}else{let from=skipAtomicRanges(this.atoms,range.from,-1),to=skipAtomicRanges(this.atoms,range.to,1);from==range.from&&to==range.to||(updated=EditorSelection.range(range.from==range.anchor?from:to,range.from==range.head?from:to))}updated&&(ranges||(ranges=sel.ranges.slice()),ranges[i]=updated)}return ranges?EditorSelection.create(ranges,sel.mainIndex):sel}select(event){let{view:view}=this,selection=this.skipAtoms(this.style.get(event,this.extend,this.multiple));!this.mustSelect&&selection.eq(view.state.selection,!1===this.dragging)||this.view.dispatch({selection:selection,userEvent:"select.pointer"}),this.mustSelect=!1}update(update){this.style.update(update)&&setTimeout((()=>this.select(this.lastEvent)),20)}}const handlers=Object.create(null),observers=Object.create(null),brokenClipboardAPI=browser.ie&&browser.ie_version<15||browser.ios&&browser.webkit_version<604;function doPaste(view,input){let changes,{state:state}=view,i=1,text=state.toText(input),byLine=text.lines==state.selection.ranges.length;if(null!=lastLinewiseCopy&&state.selection.ranges.every((r=>r.empty))&&lastLinewiseCopy==text.toString()){let lastLine=-1;changes=state.changeByRange((range=>{let line=state.doc.lineAt(range.from);if(line.from==lastLine)return{range:range};lastLine=line.from;let insert=state.toText((byLine?text.line(i++).text:input)+state.lineBreak);return{changes:{from:line.from,insert:insert},range:EditorSelection.cursor(range.from+insert.length)}}))}else changes=byLine?state.changeByRange((range=>{let line=text.line(i++);return{changes:{from:range.from,to:range.to,insert:line.text},range:EditorSelection.cursor(range.from+line.length)}})):state.replaceSelection(text);view.dispatch(changes,{userEvent:"input.paste",scrollIntoView:!0})}function rangeForClick(view,pos,bias,type){if(1==type)return EditorSelection.cursor(pos,bias);if(2==type)return function(state,pos){let bias=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,categorize=state.charCategorizer(pos),line=state.doc.lineAt(pos),linePos=pos-line.from;if(0==line.length)return EditorSelection.cursor(pos);0==linePos?bias=1:linePos==line.length&&(bias=-1);let from=linePos,to=linePos;bias<0?from=findClusterBreak(line.text,linePos,!1):to=findClusterBreak(line.text,linePos);let cat=categorize(line.text.slice(from,to));for(;from>0;){let prev=findClusterBreak(line.text,from,!1);if(categorize(line.text.slice(prev,from))!=cat)break;from=prev}for(;to<line.length;){let next=findClusterBreak(line.text,to);if(categorize(line.text.slice(to,next))!=cat)break;to=next}return EditorSelection.range(from+line.from,to+line.from)}(view.state,pos,bias);{let visual=LineView.find(view.docView,pos),line=view.state.doc.lineAt(visual?visual.posAtEnd:pos),from=visual?visual.posAtStart:line.from,to=visual?visual.posAtEnd:line.to;return to<view.state.doc.length&&to==line.to&&to++,EditorSelection.range(from,to)}}observers.scroll=view=>{view.inputState.lastScrollTop=view.scrollDOM.scrollTop,view.inputState.lastScrollLeft=view.scrollDOM.scrollLeft},handlers.keydown=(view,event)=>(view.inputState.setSelectionOrigin("select"),27==event.keyCode&&(view.inputState.lastEscPress=Date.now()),!1),observers.touchstart=(view,e)=>{view.inputState.lastTouchTime=Date.now(),view.inputState.setSelectionOrigin("select.pointer")},observers.touchmove=view=>{view.inputState.setSelectionOrigin("select.pointer")},handlers.mousedown=(view,event)=>{if(view.observer.flush(),view.inputState.lastTouchTime>Date.now()-2e3)return!1;let style=null;for(let makeStyle of view.state.facet(mouseSelectionStyle))if(style=makeStyle(view,event),style)break;if(style||0!=event.button||(style=function(view,event){let start=queryPos(view,event),type=getClickType(event),startSel=view.state.selection;return{update(update){update.docChanged&&(start.pos=update.changes.mapPos(start.pos),startSel=startSel.map(update.changes))},get(event,extend,multiple){let removed,cur=queryPos(view,event),range=rangeForClick(view,cur.pos,cur.bias,type);if(start.pos!=cur.pos&&!extend){let startRange=rangeForClick(view,start.pos,start.bias,type),from=Math.min(startRange.from,range.from),to=Math.max(startRange.to,range.to);range=from<range.from?EditorSelection.range(from,to):EditorSelection.range(to,from)}return extend?startSel.replaceRange(startSel.main.extend(range.from,range.to)):multiple&&1==type&&startSel.ranges.length>1&&(removed=function(sel,pos){for(let i=0;i<sel.ranges.length;i++){let{from:from,to:to}=sel.ranges[i];if(from<=pos&&to>=pos)return EditorSelection.create(sel.ranges.slice(0,i).concat(sel.ranges.slice(i+1)),sel.mainIndex==i?0:sel.mainIndex-(sel.mainIndex>i?1:0))}return null}(startSel,cur.pos))?removed:multiple?startSel.addRange(range):EditorSelection.create([range])}}}(view,event)),style){let mustFocus=!view.hasFocus;view.inputState.startMouseSelection(new MouseSelection(view,event,style,mustFocus)),mustFocus&&view.observer.ignore((()=>focusPreventScroll(view.contentDOM)));let mouseSel=view.inputState.mouseSelection;if(mouseSel)return mouseSel.start(event),!1===mouseSel.dragging}return!1};let insideY=(y,rect)=>y>=rect.top&&y<=rect.bottom,inside=(x,y,rect)=>insideY(y,rect)&&x>=rect.left&&x<=rect.right;function findPositionSide(view,pos,x,y){let line=LineView.find(view.docView,pos);if(!line)return 1;let off=pos-line.posAtStart;if(0==off)return 1;if(off==line.length)return-1;let before=line.coordsAt(off,-1);if(before&&inside(x,y,before))return-1;let after=line.coordsAt(off,1);return after&&inside(x,y,after)?1:before&&insideY(y,before)?-1:1}function queryPos(view,event){let pos=view.posAtCoords({x:event.clientX,y:event.clientY},!1);return{pos:pos,bias:findPositionSide(view,pos,event.clientX,event.clientY)}}const BadMouseDetail=browser.ie&&browser.ie_version<=11;let lastMouseDown=null,lastMouseDownCount=0,lastMouseDownTime=0;function getClickType(event){if(!BadMouseDetail)return event.detail;let last=lastMouseDown,lastTime=lastMouseDownTime;return lastMouseDown=event,lastMouseDownTime=Date.now(),lastMouseDownCount=!last||lastTime>Date.now()-400&&Math.abs(last.clientX-event.clientX)<2&&Math.abs(last.clientY-event.clientY)<2?(lastMouseDownCount+1)%3:1}function dropText(view,event,text,direct){if(!text)return;let dropPos=view.posAtCoords({x:event.clientX,y:event.clientY},!1),{draggedContent:draggedContent}=view.inputState,del=direct&&draggedContent&&function(view,event){let facet=view.state.facet(dragMovesSelection$1);return facet.length?facet[0](event):browser.mac?!event.altKey:!event.ctrlKey}(view,event)?{from:draggedContent.from,to:draggedContent.to}:null,ins={from:dropPos,insert:text},changes=view.state.changes(del?[del,ins]:ins);view.focus(),view.dispatch({changes:changes,selection:{anchor:changes.mapPos(dropPos,-1),head:changes.mapPos(dropPos,1)},userEvent:del?"move.drop":"input.drop"}),view.inputState.draggedContent=null}handlers.dragstart=(view,event)=>{let{selection:{main:range}}=view.state;if(event.target.draggable){let cView=view.docView.nearest(event.target);if(cView&&cView.isWidget){let from=cView.posAtStart,to=from+cView.length;(from>=range.to||to<=range.from)&&(range=EditorSelection.range(from,to))}}let{inputState:inputState}=view;return inputState.mouseSelection&&(inputState.mouseSelection.dragging=!0),inputState.draggedContent=range,event.dataTransfer&&(event.dataTransfer.setData("Text",view.state.sliceDoc(range.from,range.to)),event.dataTransfer.effectAllowed="copyMove"),!1},handlers.dragend=view=>(view.inputState.draggedContent=null,!1),handlers.drop=(view,event)=>{if(!event.dataTransfer)return!1;if(view.state.readOnly)return!0;let files=event.dataTransfer.files;if(files&&files.length){let text=Array(files.length),read=0,finishFile=()=>{++read==files.length&&dropText(view,event,text.filter((s=>null!=s)).join(view.state.lineBreak),!1)};for(let i=0;i<files.length;i++){let reader=new FileReader;reader.onerror=finishFile,reader.onload=()=>{/[\x00-\x08\x0e-\x1f]{2}/.test(reader.result)||(text[i]=reader.result),finishFile()},reader.readAsText(files[i])}return!0}{let text=event.dataTransfer.getData("Text");if(text)return dropText(view,event,text,!0),!0}return!1},handlers.paste=(view,event)=>{if(view.state.readOnly)return!0;view.observer.flush();let data=brokenClipboardAPI?null:event.clipboardData;return data?(doPaste(view,data.getData("text/plain")||data.getData("text/uri-list")),!0):(function(view){let parent=view.dom.parentNode;if(!parent)return;let target=parent.appendChild(document.createElement("textarea"));target.style.cssText="position: fixed; left: -10000px; top: 10px",target.focus(),setTimeout((()=>{view.focus(),target.remove(),doPaste(view,target.value)}),50)}(view),!1)};let lastLinewiseCopy=null;handlers.copy=handlers.cut=(view,event)=>{let{text:text,ranges:ranges,linewise:linewise}=function(state){let content=[],ranges=[],linewise=!1;for(let range of state.selection.ranges)range.empty||(content.push(state.sliceDoc(range.from,range.to)),ranges.push(range));if(!content.length){let upto=-1;for(let{from:from}of state.selection.ranges){let line=state.doc.lineAt(from);line.number>upto&&(content.push(line.text),ranges.push({from:line.from,to:Math.min(state.doc.length,line.to+1)})),upto=line.number}linewise=!0}return{text:content.join(state.lineBreak),ranges:ranges,linewise:linewise}}(view.state);if(!text&&!linewise)return!1;lastLinewiseCopy=linewise?text:null,"cut"!=event.type||view.state.readOnly||view.dispatch({changes:ranges,scrollIntoView:!0,userEvent:"delete.cut"});let data=brokenClipboardAPI?null:event.clipboardData;return data?(data.clearData(),data.setData("text/plain",text),!0):(function(view,text){let parent=view.dom.parentNode;if(!parent)return;let target=parent.appendChild(document.createElement("textarea"));target.style.cssText="position: fixed; left: -10000px; top: 10px",target.value=text,target.focus(),target.selectionEnd=text.length,target.selectionStart=0,setTimeout((()=>{target.remove(),view.focus()}),50)}(view,text),!1)};const isFocusChange=Annotation.define();function focusChangeTransaction(state,focus){let effects=[];for(let getEffect of state.facet(focusChangeEffect)){let effect=getEffect(state,focus);effect&&effects.push(effect)}return effects?state.update({effects:effects,annotations:isFocusChange.of(!0)}):null}function updateForFocusChange(view){setTimeout((()=>{let focus=view.hasFocus;if(focus!=view.inputState.notifiedFocused){let tr=focusChangeTransaction(view.state,focus);tr?view.dispatch(tr):view.update([])}}),10)}observers.focus=view=>{view.inputState.lastFocusTime=Date.now(),view.scrollDOM.scrollTop||!view.inputState.lastScrollTop&&!view.inputState.lastScrollLeft||(view.scrollDOM.scrollTop=view.inputState.lastScrollTop,view.scrollDOM.scrollLeft=view.inputState.lastScrollLeft),updateForFocusChange(view)},observers.blur=view=>{view.observer.clearSelectionRange(),updateForFocusChange(view)},observers.compositionstart=observers.compositionupdate=view=>{null==view.inputState.compositionFirstChange&&(view.inputState.compositionFirstChange=!0),view.inputState.composing<0&&(view.inputState.composing=0)},observers.compositionend=view=>{view.inputState.composing=-1,view.inputState.compositionEndedAt=Date.now(),view.inputState.compositionPendingKey=!0,view.inputState.compositionPendingChange=view.observer.pendingRecords().length>0,view.inputState.compositionFirstChange=null,browser.chrome&&browser.android?view.observer.flushSoon():view.inputState.compositionPendingChange?Promise.resolve().then((()=>view.observer.flush())):setTimeout((()=>{view.inputState.composing<0&&view.docView.hasComposition&&view.update([])}),50)},observers.contextmenu=view=>{view.inputState.lastContextMenu=Date.now()},handlers.beforeinput=(view,event)=>{var _a;let pending;if(browser.chrome&&browser.android&&(pending=PendingKeys.find((key=>key.inputType==event.inputType)))&&(view.observer.delayAndroidKey(pending.key,pending.keyCode),"Backspace"==pending.key||"Delete"==pending.key)){let startViewHeight=(null===(_a=window.visualViewport)||void 0===_a?void 0:_a.height)||0;setTimeout((()=>{var _a;((null===(_a=window.visualViewport)||void 0===_a?void 0:_a.height)||0)>startViewHeight+10&&view.hasFocus&&(view.contentDOM.blur(),view.focus())}),100)}return browser.ios&&"deleteContentForward"==event.inputType&&view.observer.flushSoon(),browser.safari&&"insertText"==event.inputType&&view.inputState.composing>=0&&setTimeout((()=>observers.compositionend(view,event)),20),!1};const appliedFirefoxHack=new Set;const wrappingWhiteSpace=["pre-wrap","normal","pre-line","break-spaces"];class HeightOracle{constructor(lineWrapping){this.lineWrapping=lineWrapping,this.doc=Text.empty,this.heightSamples={},this.lineHeight=14,this.charWidth=7,this.textHeight=14,this.lineLength=30,this.heightChanged=!1}heightForGap(from,to){let lines=this.doc.lineAt(to).number-this.doc.lineAt(from).number+1;return this.lineWrapping&&(lines+=Math.max(0,Math.ceil((to-from-lines*this.lineLength*.5)/this.lineLength))),this.lineHeight*lines}heightForLine(length){if(!this.lineWrapping)return this.lineHeight;return(1+Math.max(0,Math.ceil((length-this.lineLength)/(this.lineLength-5))))*this.lineHeight}setDoc(doc){return this.doc=doc,this}mustRefreshForWrapping(whiteSpace){return wrappingWhiteSpace.indexOf(whiteSpace)>-1!=this.lineWrapping}mustRefreshForHeights(lineHeights){let newHeight=!1;for(let i=0;i<lineHeights.length;i++){let h=lineHeights[i];h<0?i++:this.heightSamples[Math.floor(10*h)]||(newHeight=!0,this.heightSamples[Math.floor(10*h)]=!0)}return newHeight}refresh(whiteSpace,lineHeight,charWidth,textHeight,lineLength,knownHeights){let lineWrapping=wrappingWhiteSpace.indexOf(whiteSpace)>-1,changed=Math.round(lineHeight)!=Math.round(this.lineHeight)||this.lineWrapping!=lineWrapping;if(this.lineWrapping=lineWrapping,this.lineHeight=lineHeight,this.charWidth=charWidth,this.textHeight=textHeight,this.lineLength=lineLength,changed){this.heightSamples={};for(let i=0;i<knownHeights.length;i++){let h=knownHeights[i];h<0?i++:this.heightSamples[Math.floor(10*h)]=!0}}return changed}}class MeasuredHeights{constructor(from,heights){this.from=from,this.heights=heights,this.index=0}get more(){return this.index<this.heights.length}}class BlockInfo{constructor(from,length,top,height,_content){this.from=from,this.length=length,this.top=top,this.height=height,this._content=_content}get type(){return"number"==typeof this._content?BlockType.Text:Array.isArray(this._content)?this._content:this._content.type}get to(){return this.from+this.length}get bottom(){return this.top+this.height}get widget(){return this._content instanceof PointDecoration?this._content.widget:null}get widgetLineBreaks(){return"number"==typeof this._content?this._content:0}join(other){let content=(Array.isArray(this._content)?this._content:[this]).concat(Array.isArray(other._content)?other._content:[other]);return new BlockInfo(this.from,this.length+other.length,this.top,this.height+other.height,content)}}var QueryType$1=function(QueryType){return QueryType[QueryType.ByPos=0]="ByPos",QueryType[QueryType.ByHeight=1]="ByHeight",QueryType[QueryType.ByPosNoHeight=2]="ByPosNoHeight",QueryType}(QueryType$1||(QueryType$1={}));class HeightMap{constructor(length,height){let flags=arguments.length>2&&void 0!==arguments[2]?arguments[2]:2;this.length=length,this.height=height,this.flags=flags}get outdated(){return(2&this.flags)>0}set outdated(value){this.flags=(value?2:0)|-3&this.flags}setHeight(oracle,height){this.height!=height&&(Math.abs(this.height-height)>.001&&(oracle.heightChanged=!0),this.height=height)}replace(_from,_to,nodes){return HeightMap.of(nodes)}decomposeLeft(_to,result){result.push(this)}decomposeRight(_from,result){result.push(this)}applyChanges(decorations,oldDoc,oracle,changes){let me=this,doc=oracle.doc;for(let i=changes.length-1;i>=0;i--){let{fromA:fromA,toA:toA,fromB:fromB,toB:toB}=changes[i],start=me.lineAt(fromA,QueryType$1.ByPosNoHeight,oracle.setDoc(oldDoc),0,0),end=start.to>=toA?start:me.lineAt(toA,QueryType$1.ByPosNoHeight,oracle,0,0);for(toB+=end.to-toA,toA=end.to;i>0&&start.from<=changes[i-1].toA;)fromA=changes[i-1].fromA,fromB=changes[i-1].fromB,i--,fromA<start.from&&(start=me.lineAt(fromA,QueryType$1.ByPosNoHeight,oracle,0,0));fromB+=start.from-fromA,fromA=start.from;let nodes=NodeBuilder.build(oracle.setDoc(doc),decorations,fromB,toB);me=me.replace(fromA,toA,nodes)}return me.updateHeight(oracle,0)}static empty(){return new HeightMapText(0,0)}static of(nodes){if(1==nodes.length)return nodes[0];let i=0,j=nodes.length,before=0,after=0;for(;;)if(i==j)if(before>2*after){let split=nodes[i-1];split.break?nodes.splice(--i,1,split.left,null,split.right):nodes.splice(--i,1,split.left,split.right),j+=1+split.break,before-=split.size}else{if(!(after>2*before))break;{let split=nodes[j];split.break?nodes.splice(j,1,split.left,null,split.right):nodes.splice(j,1,split.left,split.right),j+=2+split.break,after-=split.size}}else if(before<after){let next=nodes[i++];next&&(before+=next.size)}else{let next=nodes[--j];next&&(after+=next.size)}let brk=0;return null==nodes[i-1]?(brk=1,i--):null==nodes[i]&&(brk=1,j++),new HeightMapBranch(HeightMap.of(nodes.slice(0,i)),brk,HeightMap.of(nodes.slice(j)))}}HeightMap.prototype.size=1;class HeightMapBlock extends HeightMap{constructor(length,height,deco){super(length,height),this.deco=deco}blockAt(_height,_oracle,top,offset){return new BlockInfo(offset,this.length,top,this.height,this.deco||0)}lineAt(_value,_type,oracle,top,offset){return this.blockAt(0,oracle,top,offset)}forEachLine(from,to,oracle,top,offset,f){from<=offset+this.length&&to>=offset&&f(this.blockAt(0,oracle,top,offset))}updateHeight(oracle){let offset=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,measured=arguments.length>3?arguments[3]:void 0;return measured&&measured.from<=offset&&measured.more&&this.setHeight(oracle,measured.heights[measured.index++]),this.outdated=!1,this}toString(){return"block(".concat(this.length,")")}}class HeightMapText extends HeightMapBlock{constructor(length,height){super(length,height,null),this.collapsed=0,this.widgetHeight=0,this.breaks=0}blockAt(_height,_oracle,top,offset){return new BlockInfo(offset,this.length,top,this.height,this.breaks)}replace(_from,_to,nodes){let node=nodes[0];return 1==nodes.length&&(node instanceof HeightMapText||node instanceof HeightMapGap&&4&node.flags)&&Math.abs(this.length-node.length)<10?(node instanceof HeightMapGap?node=new HeightMapText(node.length,this.height):node.height=this.height,this.outdated||(node.outdated=!1),node):HeightMap.of(nodes)}updateHeight(oracle){let offset=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,force=arguments.length>2&&void 0!==arguments[2]&&arguments[2],measured=arguments.length>3?arguments[3]:void 0;return measured&&measured.from<=offset&&measured.more?this.setHeight(oracle,measured.heights[measured.index++]):(force||this.outdated)&&this.setHeight(oracle,Math.max(this.widgetHeight,oracle.heightForLine(this.length-this.collapsed))+this.breaks*oracle.lineHeight),this.outdated=!1,this}toString(){return"line(".concat(this.length).concat(this.collapsed?-this.collapsed:"").concat(this.widgetHeight?":"+this.widgetHeight:"",")")}}class HeightMapGap extends HeightMap{constructor(length){super(length,0)}heightMetrics(oracle,offset){let perLine,firstLine=oracle.doc.lineAt(offset).number,lastLine=oracle.doc.lineAt(offset+this.length).number,lines=lastLine-firstLine+1,perChar=0;if(oracle.lineWrapping){let totalPerLine=Math.min(this.height,oracle.lineHeight*lines);perLine=totalPerLine/lines,this.length>lines+1&&(perChar=(this.height-totalPerLine)/(this.length-lines-1))}else perLine=this.height/lines;return{firstLine:firstLine,lastLine:lastLine,perLine:perLine,perChar:perChar}}blockAt(height,oracle,top,offset){let{firstLine:firstLine,lastLine:lastLine,perLine:perLine,perChar:perChar}=this.heightMetrics(oracle,offset);if(oracle.lineWrapping){let guess=offset+(height<oracle.lineHeight?0:Math.round(Math.max(0,Math.min(1,(height-top)/this.height))*this.length)),line=oracle.doc.lineAt(guess),lineHeight=perLine+line.length*perChar,lineTop=Math.max(top,height-lineHeight/2);return new BlockInfo(line.from,line.length,lineTop,lineHeight,0)}{let line=Math.max(0,Math.min(lastLine-firstLine,Math.floor((height-top)/perLine))),{from:from,length:length}=oracle.doc.line(firstLine+line);return new BlockInfo(from,length,top+perLine*line,perLine,0)}}lineAt(value,type,oracle,top,offset){if(type==QueryType$1.ByHeight)return this.blockAt(value,oracle,top,offset);if(type==QueryType$1.ByPosNoHeight){let{from:from,to:to}=oracle.doc.lineAt(value);return new BlockInfo(from,to-from,0,0,0)}let{firstLine:firstLine,perLine:perLine,perChar:perChar}=this.heightMetrics(oracle,offset),line=oracle.doc.lineAt(value),lineHeight=perLine+line.length*perChar,linesAbove=line.number-firstLine,lineTop=top+perLine*linesAbove+perChar*(line.from-offset-linesAbove);return new BlockInfo(line.from,line.length,Math.max(top,Math.min(lineTop,top+this.height-lineHeight)),lineHeight,0)}forEachLine(from,to,oracle,top,offset,f){from=Math.max(from,offset),to=Math.min(to,offset+this.length);let{firstLine:firstLine,perLine:perLine,perChar:perChar}=this.heightMetrics(oracle,offset);for(let pos=from,lineTop=top;pos<=to;){let line=oracle.doc.lineAt(pos);if(pos==from){let linesAbove=line.number-firstLine;lineTop+=perLine*linesAbove+perChar*(from-offset-linesAbove)}let lineHeight=perLine+perChar*line.length;f(new BlockInfo(line.from,line.length,lineTop,lineHeight,0)),lineTop+=lineHeight,pos=line.to+1}}replace(from,to,nodes){let after=this.length-to;if(after>0){let last=nodes[nodes.length-1];last instanceof HeightMapGap?nodes[nodes.length-1]=new HeightMapGap(last.length+after):nodes.push(null,new HeightMapGap(after-1))}if(from>0){let first=nodes[0];first instanceof HeightMapGap?nodes[0]=new HeightMapGap(from+first.length):nodes.unshift(new HeightMapGap(from-1),null)}return HeightMap.of(nodes)}decomposeLeft(to,result){result.push(new HeightMapGap(to-1),null)}decomposeRight(from,result){result.push(null,new HeightMapGap(this.length-from-1))}updateHeight(oracle){let offset=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,force=arguments.length>2&&void 0!==arguments[2]&&arguments[2],measured=arguments.length>3?arguments[3]:void 0,end=offset+this.length;if(measured&&measured.from<=offset+this.length&&measured.more){let nodes=[],pos=Math.max(offset,measured.from),singleHeight=-1;for(measured.from>offset&&nodes.push(new HeightMapGap(measured.from-offset-1).updateHeight(oracle,offset));pos<=end&&measured.more;){let len=oracle.doc.lineAt(pos).length;nodes.length&&nodes.push(null);let height=measured.heights[measured.index++];-1==singleHeight?singleHeight=height:Math.abs(height-singleHeight)>=.001&&(singleHeight=-2);let line=new HeightMapText(len,height);line.outdated=!1,nodes.push(line),pos+=len+1}pos<=end&&nodes.push(null,new HeightMapGap(end-pos).updateHeight(oracle,pos));let result=HeightMap.of(nodes);return(singleHeight<0||Math.abs(result.height-this.height)>=.001||Math.abs(singleHeight-this.heightMetrics(oracle,offset).perLine)>=.001)&&(oracle.heightChanged=!0),result}return(force||this.outdated)&&(this.setHeight(oracle,oracle.heightForGap(offset,offset+this.length)),this.outdated=!1),this}toString(){return"gap(".concat(this.length,")")}}class HeightMapBranch extends HeightMap{constructor(left,brk,right){super(left.length+brk+right.length,left.height+right.height,brk|(left.outdated||right.outdated?2:0)),this.left=left,this.right=right,this.size=left.size+right.size}get break(){return 1&this.flags}blockAt(height,oracle,top,offset){let mid=top+this.left.height;return height<mid?this.left.blockAt(height,oracle,top,offset):this.right.blockAt(height,oracle,mid,offset+this.left.length+this.break)}lineAt(value,type,oracle,top,offset){let rightTop=top+this.left.height,rightOffset=offset+this.left.length+this.break,left=type==QueryType$1.ByHeight?value<rightTop:value<rightOffset,base=left?this.left.lineAt(value,type,oracle,top,offset):this.right.lineAt(value,type,oracle,rightTop,rightOffset);if(this.break||(left?base.to<rightOffset:base.from>rightOffset))return base;let subQuery=type==QueryType$1.ByPosNoHeight?QueryType$1.ByPosNoHeight:QueryType$1.ByPos;return left?base.join(this.right.lineAt(rightOffset,subQuery,oracle,rightTop,rightOffset)):this.left.lineAt(rightOffset,subQuery,oracle,top,offset).join(base)}forEachLine(from,to,oracle,top,offset,f){let rightTop=top+this.left.height,rightOffset=offset+this.left.length+this.break;if(this.break)from<rightOffset&&this.left.forEachLine(from,to,oracle,top,offset,f),to>=rightOffset&&this.right.forEachLine(from,to,oracle,rightTop,rightOffset,f);else{let mid=this.lineAt(rightOffset,QueryType$1.ByPos,oracle,top,offset);from<mid.from&&this.left.forEachLine(from,mid.from-1,oracle,top,offset,f),mid.to>=from&&mid.from<=to&&f(mid),to>mid.to&&this.right.forEachLine(mid.to+1,to,oracle,rightTop,rightOffset,f)}}replace(from,to,nodes){let rightStart=this.left.length+this.break;if(to<rightStart)return this.balanced(this.left.replace(from,to,nodes),this.right);if(from>this.left.length)return this.balanced(this.left,this.right.replace(from-rightStart,to-rightStart,nodes));let result=[];from>0&&this.decomposeLeft(from,result);let left=result.length;for(let node of nodes)result.push(node);if(from>0&&mergeGaps(result,left-1),to<this.length){let right=result.length;this.decomposeRight(to,result),mergeGaps(result,right)}return HeightMap.of(result)}decomposeLeft(to,result){let left=this.left.length;if(to<=left)return this.left.decomposeLeft(to,result);result.push(this.left),this.break&&(left++,to>=left&&result.push(null)),to>left&&this.right.decomposeLeft(to-left,result)}decomposeRight(from,result){let left=this.left.length,right=left+this.break;if(from>=right)return this.right.decomposeRight(from-right,result);from<left&&this.left.decomposeRight(from,result),this.break&&from<right&&result.push(null),result.push(this.right)}balanced(left,right){return left.size>2*right.size||right.size>2*left.size?HeightMap.of(this.break?[left,null,right]:[left,right]):(this.left=left,this.right=right,this.height=left.height+right.height,this.outdated=left.outdated||right.outdated,this.size=left.size+right.size,this.length=left.length+this.break+right.length,this)}updateHeight(oracle){let offset=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,force=arguments.length>2&&void 0!==arguments[2]&&arguments[2],measured=arguments.length>3?arguments[3]:void 0,{left:left,right:right}=this,rightStart=offset+left.length+this.break,rebalance=null;return measured&&measured.from<=offset+left.length&&measured.more?rebalance=left=left.updateHeight(oracle,offset,force,measured):left.updateHeight(oracle,offset,force),measured&&measured.from<=rightStart+right.length&&measured.more?rebalance=right=right.updateHeight(oracle,rightStart,force,measured):right.updateHeight(oracle,rightStart,force),rebalance?this.balanced(left,right):(this.height=this.left.height+this.right.height,this.outdated=!1,this)}toString(){return this.left+(this.break?" ":"-")+this.right}}function mergeGaps(nodes,around){let before,after;null==nodes[around]&&(before=nodes[around-1])instanceof HeightMapGap&&(after=nodes[around+1])instanceof HeightMapGap&&nodes.splice(around-1,3,new HeightMapGap(before.length+1+after.length))}class NodeBuilder{constructor(pos,oracle){this.pos=pos,this.oracle=oracle,this.nodes=[],this.lineStart=-1,this.lineEnd=-1,this.covering=null,this.writtenTo=pos}get isCovered(){return this.covering&&this.nodes[this.nodes.length-1]==this.covering}span(_from,to){if(this.lineStart>-1){let end=Math.min(to,this.lineEnd),last=this.nodes[this.nodes.length-1];last instanceof HeightMapText?last.length+=end-this.pos:(end>this.pos||!this.isCovered)&&this.nodes.push(new HeightMapText(end-this.pos,-1)),this.writtenTo=end,to>end&&(this.nodes.push(null),this.writtenTo++,this.lineStart=-1)}this.pos=to}point(from,to,deco){if(from<to||deco.heightRelevant){let height=deco.widget?deco.widget.estimatedHeight:0,breaks=deco.widget?deco.widget.lineBreaks:0;height<0&&(height=this.oracle.lineHeight);let len=to-from;deco.block?this.addBlock(new HeightMapBlock(len,height,deco)):(len||breaks||height>=5)&&this.addLineDeco(height,breaks,len)}else to>from&&this.span(from,to);this.lineEnd>-1&&this.lineEnd<this.pos&&(this.lineEnd=this.oracle.doc.lineAt(this.pos).to)}enterLine(){if(this.lineStart>-1)return;let{from:from,to:to}=this.oracle.doc.lineAt(this.pos);this.lineStart=from,this.lineEnd=to,this.writtenTo<from&&((this.writtenTo<from-1||null==this.nodes[this.nodes.length-1])&&this.nodes.push(this.blankContent(this.writtenTo,from-1)),this.nodes.push(null)),this.pos>from&&this.nodes.push(new HeightMapText(this.pos-from,-1)),this.writtenTo=this.pos}blankContent(from,to){let gap=new HeightMapGap(to-from);return this.oracle.doc.lineAt(from).to==to&&(gap.flags|=4),gap}ensureLine(){this.enterLine();let last=this.nodes.length?this.nodes[this.nodes.length-1]:null;if(last instanceof HeightMapText)return last;let line=new HeightMapText(0,-1);return this.nodes.push(line),line}addBlock(block){this.enterLine();let deco=block.deco;deco&&deco.startSide>0&&!this.isCovered&&this.ensureLine(),this.nodes.push(block),this.writtenTo=this.pos=this.pos+block.length,deco&&deco.endSide>0&&(this.covering=block)}addLineDeco(height,breaks,length){let line=this.ensureLine();line.length+=length,line.collapsed+=length,line.widgetHeight=Math.max(line.widgetHeight,height),line.breaks+=breaks,this.writtenTo=this.pos=this.pos+length}finish(from){let last=0==this.nodes.length?null:this.nodes[this.nodes.length-1];!(this.lineStart>-1)||last instanceof HeightMapText||this.isCovered?(this.writtenTo<this.pos||null==last)&&this.nodes.push(this.blankContent(this.writtenTo,this.pos)):this.nodes.push(new HeightMapText(0,-1));let pos=from;for(let node of this.nodes)node instanceof HeightMapText&&node.updateHeight(this.oracle,pos),pos+=node?node.length:1;return this.nodes}static build(oracle,decorations,from,to){let builder=new NodeBuilder(from,oracle);return RangeSet.spans(decorations,from,to,builder,0),builder.finish(from)}}class DecorationComparator{constructor(){this.changes=[]}compareRange(){}comparePoint(from,to,a,b){(from<to||a&&a.heightRelevant||b&&b.heightRelevant)&&addRange(from,to,this.changes,5)}}function visiblePixelRange(dom,paddingTop){let rect=dom.getBoundingClientRect(),doc=dom.ownerDocument,win=doc.defaultView||window,left=Math.max(0,rect.left),right=Math.min(win.innerWidth,rect.right),top=Math.max(0,rect.top),bottom=Math.min(win.innerHeight,rect.bottom);for(let parent=dom.parentNode;parent&&parent!=doc.body;)if(1==parent.nodeType){let elt=parent,style=window.getComputedStyle(elt);if((elt.scrollHeight>elt.clientHeight||elt.scrollWidth>elt.clientWidth)&&"visible"!=style.overflow){let parentRect=elt.getBoundingClientRect();left=Math.max(left,parentRect.left),right=Math.min(right,parentRect.right),top=Math.max(top,parentRect.top),bottom=parent==dom.parentNode?parentRect.bottom:Math.min(bottom,parentRect.bottom)}parent="absolute"==style.position||"fixed"==style.position?elt.offsetParent:elt.parentNode}else{if(11!=parent.nodeType)break;parent=parent.host}return{left:left-rect.left,right:Math.max(left,right)-rect.left,top:top-(rect.top+paddingTop),bottom:Math.max(top,bottom)-(rect.top+paddingTop)}}function fullPixelRange(dom,paddingTop){let rect=dom.getBoundingClientRect();return{left:0,right:rect.right-rect.left,top:paddingTop,bottom:rect.bottom-(rect.top+paddingTop)}}class LineGap{constructor(from,to,size){this.from=from,this.to=to,this.size=size}static same(a,b){if(a.length!=b.length)return!1;for(let i=0;i<a.length;i++){let gA=a[i],gB=b[i];if(gA.from!=gB.from||gA.to!=gB.to||gA.size!=gB.size)return!1}return!0}draw(viewState,wrapping){return Decoration.replace({widget:new LineGapWidget(this.size*(wrapping?viewState.scaleY:viewState.scaleX),wrapping)}).range(this.from,this.to)}}class LineGapWidget extends WidgetType{constructor(size,vertical){super(),this.size=size,this.vertical=vertical}eq(other){return other.size==this.size&&other.vertical==this.vertical}toDOM(){let elt=document.createElement("div");return this.vertical?elt.style.height=this.size+"px":(elt.style.width=this.size+"px",elt.style.height="2px",elt.style.display="inline-block"),elt}get estimatedHeight(){return this.vertical?this.size:-1}}class ViewState{constructor(state){this.state=state,this.pixelViewport={left:0,right:window.innerWidth,top:0,bottom:0},this.inView=!0,this.paddingTop=0,this.paddingBottom=0,this.contentDOMWidth=0,this.contentDOMHeight=0,this.editorHeight=0,this.editorWidth=0,this.scrollTop=0,this.scrolledToBottom=!0,this.scaleX=1,this.scaleY=1,this.scrollAnchorPos=0,this.scrollAnchorHeight=-1,this.scaler=IdScaler,this.scrollTarget=null,this.printing=!1,this.mustMeasureContent=!0,this.defaultTextDirection=Direction.LTR,this.visibleRanges=[],this.mustEnforceCursorAssoc=!1;let guessWrapping=state.facet(contentAttributes).some((v=>"function"!=typeof v&&"cm-lineWrapping"==v.class));this.heightOracle=new HeightOracle(guessWrapping),this.stateDeco=state.facet(decorations).filter((d=>"function"!=typeof d)),this.heightMap=HeightMap.empty().applyChanges(this.stateDeco,Text.empty,this.heightOracle.setDoc(state.doc),[new ChangedRange(0,0,0,state.doc.length)]),this.viewport=this.getViewport(0,null),this.updateViewportLines(),this.updateForViewport(),this.lineGaps=this.ensureLineGaps([]),this.lineGapDeco=Decoration.set(this.lineGaps.map((gap=>gap.draw(this,!1)))),this.computeVisibleRanges()}updateForViewport(){let viewports=[this.viewport],{main:main}=this.state.selection;for(let i=0;i<=1;i++){let pos=i?main.head:main.anchor;if(!viewports.some((_ref2=>{let{from:from,to:to}=_ref2;return pos>=from&&pos<=to}))){let{from:from,to:to}=this.lineBlockAt(pos);viewports.push(new Viewport(from,to))}}this.viewports=viewports.sort(((a,b)=>a.from-b.from)),this.scaler=this.heightMap.height<=7e6?IdScaler:new BigScaler(this.heightOracle,this.heightMap,this.viewports)}updateViewportLines(){this.viewportLines=[],this.heightMap.forEachLine(this.viewport.from,this.viewport.to,this.heightOracle.setDoc(this.state.doc),0,0,(block=>{this.viewportLines.push(1==this.scaler.scale?block:scaleBlock(block,this.scaler))}))}update(update){let scrollTarget=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;this.state=update.state;let prevDeco=this.stateDeco;this.stateDeco=this.state.facet(decorations).filter((d=>"function"!=typeof d));let contentChanges=update.changedRanges,heightChanges=ChangedRange.extendWithRanges(contentChanges,function(a,b,diff){let comp=new DecorationComparator;return RangeSet.compare(a,b,diff,comp,0),comp.changes}(prevDeco,this.stateDeco,update?update.changes:ChangeSet.empty(this.state.doc.length))),prevHeight=this.heightMap.height,scrollAnchor=this.scrolledToBottom?null:this.scrollAnchorAt(this.scrollTop);this.heightMap=this.heightMap.applyChanges(this.stateDeco,update.startState.doc,this.heightOracle.setDoc(this.state.doc),heightChanges),this.heightMap.height!=prevHeight&&(update.flags|=2),scrollAnchor?(this.scrollAnchorPos=update.changes.mapPos(scrollAnchor.from,-1),this.scrollAnchorHeight=scrollAnchor.top):(this.scrollAnchorPos=-1,this.scrollAnchorHeight=this.heightMap.height);let viewport=heightChanges.length?this.mapViewport(this.viewport,update.changes):this.viewport;(scrollTarget&&(scrollTarget.range.head<viewport.from||scrollTarget.range.head>viewport.to)||!this.viewportIsAppropriate(viewport))&&(viewport=this.getViewport(0,scrollTarget));let updateLines=!update.changes.empty||2&update.flags||viewport.from!=this.viewport.from||viewport.to!=this.viewport.to;this.viewport=viewport,this.updateForViewport(),updateLines&&this.updateViewportLines(),(this.lineGaps.length||this.viewport.to-this.viewport.from>4e3)&&this.updateLineGaps(this.ensureLineGaps(this.mapLineGaps(this.lineGaps,update.changes))),update.flags|=this.computeVisibleRanges(),scrollTarget&&(this.scrollTarget=scrollTarget),!this.mustEnforceCursorAssoc&&update.selectionSet&&update.view.lineWrapping&&update.state.selection.main.empty&&update.state.selection.main.assoc&&!update.state.facet(nativeSelectionHidden)&&(this.mustEnforceCursorAssoc=!0)}measure(view){let dom=view.contentDOM,style=window.getComputedStyle(dom),oracle=this.heightOracle,whiteSpace=style.whiteSpace;this.defaultTextDirection="rtl"==style.direction?Direction.RTL:Direction.LTR;let refresh=this.heightOracle.mustRefreshForWrapping(whiteSpace),domRect=dom.getBoundingClientRect(),measureContent=refresh||this.mustMeasureContent||this.contentDOMHeight!=domRect.height;this.contentDOMHeight=domRect.height,this.mustMeasureContent=!1;let result=0,bias=0;if(domRect.width&&domRect.height){let{scaleX:scaleX,scaleY:scaleY}=getScale(dom,domRect);(scaleX>.005&&Math.abs(this.scaleX-scaleX)>.005||scaleY>.005&&Math.abs(this.scaleY-scaleY)>.005)&&(this.scaleX=scaleX,this.scaleY=scaleY,result|=8,refresh=measureContent=!0)}let paddingTop=(parseInt(style.paddingTop)||0)*this.scaleY,paddingBottom=(parseInt(style.paddingBottom)||0)*this.scaleY;this.paddingTop==paddingTop&&this.paddingBottom==paddingBottom||(this.paddingTop=paddingTop,this.paddingBottom=paddingBottom,result|=10),this.editorWidth!=view.scrollDOM.clientWidth&&(oracle.lineWrapping&&(measureContent=!0),this.editorWidth=view.scrollDOM.clientWidth,result|=8);let scrollTop=view.scrollDOM.scrollTop*this.scaleY;this.scrollTop!=scrollTop&&(this.scrollAnchorHeight=-1,this.scrollTop=scrollTop),this.scrolledToBottom=isScrolledToBottom(view.scrollDOM);let pixelViewport=(this.printing?fullPixelRange:visiblePixelRange)(dom,this.paddingTop),dTop=pixelViewport.top-this.pixelViewport.top,dBottom=pixelViewport.bottom-this.pixelViewport.bottom;this.pixelViewport=pixelViewport;let inView=this.pixelViewport.bottom>this.pixelViewport.top&&this.pixelViewport.right>this.pixelViewport.left;if(inView!=this.inView&&(this.inView=inView,inView&&(measureContent=!0)),!this.inView&&!this.scrollTarget)return 0;let contentWidth=domRect.width;if(this.contentDOMWidth==contentWidth&&this.editorHeight==view.scrollDOM.clientHeight||(this.contentDOMWidth=domRect.width,this.editorHeight=view.scrollDOM.clientHeight,result|=8),measureContent){let lineHeights=view.docView.measureVisibleLineHeights(this.viewport);if(oracle.mustRefreshForHeights(lineHeights)&&(refresh=!0),refresh||oracle.lineWrapping&&Math.abs(contentWidth-this.contentDOMWidth)>oracle.charWidth){let{lineHeight:lineHeight,charWidth:charWidth,textHeight:textHeight}=view.docView.measureTextSize();refresh=lineHeight>0&&oracle.refresh(whiteSpace,lineHeight,charWidth,textHeight,contentWidth/charWidth,lineHeights),refresh&&(view.docView.minWidth=0,result|=8)}dTop>0&&dBottom>0?bias=Math.max(dTop,dBottom):dTop<0&&dBottom<0&&(bias=Math.min(dTop,dBottom)),oracle.heightChanged=!1;for(let vp of this.viewports){let heights=vp.from==this.viewport.from?lineHeights:view.docView.measureVisibleLineHeights(vp);this.heightMap=(refresh?HeightMap.empty().applyChanges(this.stateDeco,Text.empty,this.heightOracle,[new ChangedRange(0,0,0,view.state.doc.length)]):this.heightMap).updateHeight(oracle,0,refresh,new MeasuredHeights(vp.from,heights))}oracle.heightChanged&&(result|=2)}let viewportChange=!this.viewportIsAppropriate(this.viewport,bias)||this.scrollTarget&&(this.scrollTarget.range.head<this.viewport.from||this.scrollTarget.range.head>this.viewport.to);return viewportChange&&(this.viewport=this.getViewport(bias,this.scrollTarget)),this.updateForViewport(),(2&result||viewportChange)&&this.updateViewportLines(),(this.lineGaps.length||this.viewport.to-this.viewport.from>4e3)&&this.updateLineGaps(this.ensureLineGaps(refresh?[]:this.lineGaps,view)),result|=this.computeVisibleRanges(),this.mustEnforceCursorAssoc&&(this.mustEnforceCursorAssoc=!1,view.docView.enforceCursorAssoc()),result}get visibleTop(){return this.scaler.fromDOM(this.pixelViewport.top)}get visibleBottom(){return this.scaler.fromDOM(this.pixelViewport.bottom)}getViewport(bias,scrollTarget){let marginTop=.5-Math.max(-.5,Math.min(.5,bias/1e3/2)),map=this.heightMap,oracle=this.heightOracle,{visibleTop:visibleTop,visibleBottom:visibleBottom}=this,viewport=new Viewport(map.lineAt(visibleTop-1e3*marginTop,QueryType$1.ByHeight,oracle,0,0).from,map.lineAt(visibleBottom+1e3*(1-marginTop),QueryType$1.ByHeight,oracle,0,0).to);if(scrollTarget){let{head:head}=scrollTarget.range;if(head<viewport.from||head>viewport.to){let topPos,viewHeight=Math.min(this.editorHeight,this.pixelViewport.bottom-this.pixelViewport.top),block=map.lineAt(head,QueryType$1.ByPos,oracle,0,0);topPos="center"==scrollTarget.y?(block.top+block.bottom)/2-viewHeight/2:"start"==scrollTarget.y||"nearest"==scrollTarget.y&&head<viewport.from?block.top:block.bottom-viewHeight,viewport=new Viewport(map.lineAt(topPos-500,QueryType$1.ByHeight,oracle,0,0).from,map.lineAt(topPos+viewHeight+500,QueryType$1.ByHeight,oracle,0,0).to)}}return viewport}mapViewport(viewport,changes){let from=changes.mapPos(viewport.from,-1),to=changes.mapPos(viewport.to,1);return new Viewport(this.heightMap.lineAt(from,QueryType$1.ByPos,this.heightOracle,0,0).from,this.heightMap.lineAt(to,QueryType$1.ByPos,this.heightOracle,0,0).to)}viewportIsAppropriate(_ref3){let{from:from,to:to}=_ref3,bias=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if(!this.inView)return!0;let{top:top}=this.heightMap.lineAt(from,QueryType$1.ByPos,this.heightOracle,0,0),{bottom:bottom}=this.heightMap.lineAt(to,QueryType$1.ByPos,this.heightOracle,0,0),{visibleTop:visibleTop,visibleBottom:visibleBottom}=this;return(0==from||top<=visibleTop-Math.max(10,Math.min(-bias,250)))&&(to==this.state.doc.length||bottom>=visibleBottom+Math.max(10,Math.min(bias,250)))&&top>visibleTop-2e3&&bottom<visibleBottom+2e3}mapLineGaps(gaps,changes){if(!gaps.length||changes.empty)return gaps;let mapped=[];for(let gap of gaps)changes.touchesRange(gap.from,gap.to)||mapped.push(new LineGap(changes.mapPos(gap.from),changes.mapPos(gap.to),gap.size));return mapped}ensureLineGaps(current,mayMeasure){let wrapping=this.heightOracle.lineWrapping,margin=wrapping?1e4:2e3,halfMargin=margin>>1,doubleMargin=margin<<1;if(this.defaultTextDirection!=Direction.LTR&&!wrapping)return[];let gaps=[],addGap=(from,to,line,structure)=>{if(to-from<halfMargin)return;let sel=this.state.selection.main,avoid=[sel.from];sel.empty||avoid.push(sel.to);for(let pos of avoid)if(pos>from&&pos<to)return addGap(from,pos-10,line,structure),void addGap(pos+10,to,line,structure);let gap=function(array,f){for(let val of array)if(f(val))return val;return}(current,(gap=>gap.from>=line.from&&gap.to<=line.to&&Math.abs(gap.from-from)<halfMargin&&Math.abs(gap.to-to)<halfMargin&&!avoid.some((pos=>gap.from<pos&&gap.to>pos))));if(!gap){if(to<line.to&&mayMeasure&&wrapping&&mayMeasure.visibleRanges.some((r=>r.from<=to&&r.to>=to))){let lineStart=mayMeasure.moveToLineBoundary(EditorSelection.cursor(to),!1,!0).head;lineStart>from&&(to=lineStart)}gap=new LineGap(from,to,this.gapSize(line,from,to,structure))}gaps.push(gap)};for(let line of this.viewportLines){if(line.length<doubleMargin)continue;let structure=lineStructure(line.from,line.to,this.stateDeco);if(structure.total<doubleMargin)continue;let viewFrom,viewTo,target=this.scrollTarget?this.scrollTarget.range.head:null;if(wrapping){let top,bot,marginHeight=margin/this.heightOracle.lineLength*this.heightOracle.lineHeight;if(null!=target){let targetFrac=findFraction(structure,target),spaceFrac=((this.visibleBottom-this.visibleTop)/2+marginHeight)/line.height;top=targetFrac-spaceFrac,bot=targetFrac+spaceFrac}else top=(this.visibleTop-line.top-marginHeight)/line.height,bot=(this.visibleBottom-line.top+marginHeight)/line.height;viewFrom=findPosition(structure,top),viewTo=findPosition(structure,bot)}else{let left,right,totalWidth=structure.total*this.heightOracle.charWidth,marginWidth=margin*this.heightOracle.charWidth;if(null!=target){let targetFrac=findFraction(structure,target),spaceFrac=((this.pixelViewport.right-this.pixelViewport.left)/2+marginWidth)/totalWidth;left=targetFrac-spaceFrac,right=targetFrac+spaceFrac}else left=(this.pixelViewport.left-marginWidth)/totalWidth,right=(this.pixelViewport.right+marginWidth)/totalWidth;viewFrom=findPosition(structure,left),viewTo=findPosition(structure,right)}viewFrom>line.from&&addGap(line.from,viewFrom,line,structure),viewTo<line.to&&addGap(viewTo,line.to,line,structure)}return gaps}gapSize(line,from,to,structure){let fraction=findFraction(structure,to)-findFraction(structure,from);return this.heightOracle.lineWrapping?line.height*fraction:structure.total*this.heightOracle.charWidth*fraction}updateLineGaps(gaps){LineGap.same(gaps,this.lineGaps)||(this.lineGaps=gaps,this.lineGapDeco=Decoration.set(gaps.map((gap=>gap.draw(this,this.heightOracle.lineWrapping)))))}computeVisibleRanges(){let deco=this.stateDeco;this.lineGaps.length&&(deco=deco.concat(this.lineGapDeco));let ranges=[];RangeSet.spans(deco,this.viewport.from,this.viewport.to,{span(from,to){ranges.push({from:from,to:to})},point(){}},20);let changed=ranges.length!=this.visibleRanges.length||this.visibleRanges.some(((r,i)=>r.from!=ranges[i].from||r.to!=ranges[i].to));return this.visibleRanges=ranges,changed?4:0}lineBlockAt(pos){return pos>=this.viewport.from&&pos<=this.viewport.to&&this.viewportLines.find((b=>b.from<=pos&&b.to>=pos))||scaleBlock(this.heightMap.lineAt(pos,QueryType$1.ByPos,this.heightOracle,0,0),this.scaler)}lineBlockAtHeight(height){return scaleBlock(this.heightMap.lineAt(this.scaler.fromDOM(height),QueryType$1.ByHeight,this.heightOracle,0,0),this.scaler)}scrollAnchorAt(scrollTop){let block=this.lineBlockAtHeight(scrollTop+8);return block.from>=this.viewport.from||this.viewportLines[0].top-scrollTop>200?block:this.viewportLines[0]}elementAtHeight(height){return scaleBlock(this.heightMap.blockAt(this.scaler.fromDOM(height),this.heightOracle,0,0),this.scaler)}get docHeight(){return this.scaler.toDOM(this.heightMap.height)}get contentHeight(){return this.docHeight+this.paddingTop+this.paddingBottom}}class Viewport{constructor(from,to){this.from=from,this.to=to}}function lineStructure(from,to,stateDeco){let ranges=[],pos=from,total=0;return RangeSet.spans(stateDeco,from,to,{span(){},point(from,to){from>pos&&(ranges.push({from:pos,to:from}),total+=from-pos),pos=to}},20),pos<to&&(ranges.push({from:pos,to:to}),total+=to-pos),{total:total,ranges:ranges}}function findPosition(_ref4,ratio){let{total:total,ranges:ranges}=_ref4;if(ratio<=0)return ranges[0].from;if(ratio>=1)return ranges[ranges.length-1].to;let dist=Math.floor(total*ratio);for(let i=0;;i++){let{from:from,to:to}=ranges[i],size=to-from;if(dist<=size)return from+dist;dist-=size}}function findFraction(structure,pos){let counted=0;for(let{from:from,to:to}of structure.ranges){if(pos<=to){counted+=pos-from;break}counted+=to-from}return counted/structure.total}const IdScaler={toDOM:n=>n,fromDOM:n=>n,scale:1};class BigScaler{constructor(oracle,heightMap,viewports){let vpHeight=0,base=0,domBase=0;this.viewports=viewports.map((_ref5=>{let{from:from,to:to}=_ref5,top=heightMap.lineAt(from,QueryType$1.ByPos,oracle,0,0).top,bottom=heightMap.lineAt(to,QueryType$1.ByPos,oracle,0,0).bottom;return vpHeight+=bottom-top,{from:from,to:to,top:top,bottom:bottom,domTop:0,domBottom:0}})),this.scale=(7e6-vpHeight)/(heightMap.height-vpHeight);for(let obj of this.viewports)obj.domTop=domBase+(obj.top-base)*this.scale,domBase=obj.domBottom=obj.domTop+(obj.bottom-obj.top),base=obj.bottom}toDOM(n){for(let i=0,base=0,domBase=0;;i++){let vp=i<this.viewports.length?this.viewports[i]:null;if(!vp||n<vp.top)return domBase+(n-base)*this.scale;if(n<=vp.bottom)return vp.domTop+(n-vp.top);base=vp.bottom,domBase=vp.domBottom}}fromDOM(n){for(let i=0,base=0,domBase=0;;i++){let vp=i<this.viewports.length?this.viewports[i]:null;if(!vp||n<vp.domTop)return base+(n-domBase)/this.scale;if(n<=vp.domBottom)return vp.top+(n-vp.domTop);base=vp.bottom,domBase=vp.domBottom}}}function scaleBlock(block,scaler){if(1==scaler.scale)return block;let bTop=scaler.toDOM(block.top),bBottom=scaler.toDOM(block.bottom);return new BlockInfo(block.from,block.length,bTop,bBottom-bTop,Array.isArray(block._content)?block._content.map((b=>scaleBlock(b,scaler))):block._content)}const theme=Facet.define({combine:strs=>strs.join(" ")}),darkTheme=Facet.define({combine:values=>values.indexOf(!0)>-1}),baseThemeID=StyleModule.newName(),baseLightID=StyleModule.newName(),baseDarkID=StyleModule.newName(),lightDarkIDs={"&light":"."+baseLightID,"&dark":"."+baseDarkID};function buildTheme(main,spec,scopes){return new StyleModule(spec,{finish:sel=>/&/.test(sel)?sel.replace(/&\w*/,(m=>{if("&"==m)return main;if(!scopes||!scopes[m])throw new RangeError("Unsupported selector: ".concat(m));return scopes[m]})):main+" "+sel})}const baseTheme$1$3=buildTheme("."+baseThemeID,{"&":{position:"relative !important",boxSizing:"border-box","&.cm-focused":{outline:"1px dotted #212121"},display:"flex !important",flexDirection:"column"},".cm-scroller":{display:"flex !important",alignItems:"flex-start !important",fontFamily:"monospace",lineHeight:1.4,height:"100%",overflowX:"auto",position:"relative",zIndex:0},".cm-content":{margin:0,flexGrow:2,flexShrink:0,display:"block",whiteSpace:"pre",wordWrap:"normal",boxSizing:"border-box",minHeight:"100%",padding:"4px 0",outline:"none","&[contenteditable=true]":{WebkitUserModify:"read-write-plaintext-only"}},".cm-lineWrapping":{whiteSpace_fallback:"pre-wrap",whiteSpace:"break-spaces",wordBreak:"break-word",overflowWrap:"anywhere",flexShrink:1},"&light .cm-content":{caretColor:"black"},"&dark .cm-content":{caretColor:"white"},".cm-line":{display:"block",padding:"0 2px 0 6px"},".cm-layer":{position:"absolute",left:0,top:0,contain:"size style","& > *":{position:"absolute"}},"&light .cm-selectionBackground":{background:"#d9d9d9"},"&dark .cm-selectionBackground":{background:"#222"},"&light.cm-focused > .cm-scroller > .cm-selectionLayer .cm-selectionBackground":{background:"#d7d4f0"},"&dark.cm-focused > .cm-scroller > .cm-selectionLayer .cm-selectionBackground":{background:"#233"},".cm-cursorLayer":{pointerEvents:"none"},"&.cm-focused > .cm-scroller > .cm-cursorLayer":{animation:"steps(1) cm-blink 1.2s infinite"},"@keyframes cm-blink":{"0%":{},"50%":{opacity:0},"100%":{}},"@keyframes cm-blink2":{"0%":{},"50%":{opacity:0},"100%":{}},".cm-cursor, .cm-dropCursor":{borderLeft:"1.2px solid black",marginLeft:"-0.6px",pointerEvents:"none"},".cm-cursor":{display:"none"},"&dark .cm-cursor":{borderLeftColor:"#444"},".cm-dropCursor":{position:"absolute"},"&.cm-focused > .cm-scroller > .cm-cursorLayer .cm-cursor":{display:"block"},".cm-iso":{unicodeBidi:"isolate"},".cm-announced":{position:"fixed",top:"-10000px"},"@media print":{".cm-announced":{display:"none"}},"&light .cm-activeLine":{backgroundColor:"#cceeff44"},"&dark .cm-activeLine":{backgroundColor:"#99eeff33"},"&light .cm-specialChar":{color:"red"},"&dark .cm-specialChar":{color:"#f78"},".cm-gutters":{flexShrink:0,display:"flex",height:"100%",boxSizing:"border-box",insetInlineStart:0,zIndex:200},"&light .cm-gutters":{backgroundColor:"#f5f5f5",color:"#6c6c6c",borderRight:"1px solid #ddd"},"&dark .cm-gutters":{backgroundColor:"#333338",color:"#ccc"},".cm-gutter":{display:"flex !important",flexDirection:"column",flexShrink:0,boxSizing:"border-box",minHeight:"100%",overflow:"hidden"},".cm-gutterElement":{boxSizing:"border-box"},".cm-lineNumbers .cm-gutterElement":{padding:"0 3px 0 5px",minWidth:"20px",textAlign:"right",whiteSpace:"nowrap"},"&light .cm-activeLineGutter":{backgroundColor:"#e2f2ff"},"&dark .cm-activeLineGutter":{backgroundColor:"#222227"},".cm-panels":{boxSizing:"border-box",position:"sticky",left:0,right:0},"&light .cm-panels":{backgroundColor:"#f5f5f5",color:"black"},"&light .cm-panels-top":{borderBottom:"1px solid #ddd"},"&light .cm-panels-bottom":{borderTop:"1px solid #ddd"},"&dark .cm-panels":{backgroundColor:"#333338",color:"white"},".cm-tab":{display:"inline-block",overflow:"hidden",verticalAlign:"bottom"},".cm-widgetBuffer":{verticalAlign:"text-top",height:"1em",width:0,display:"inline"},".cm-placeholder":{color:"#888",display:"inline-block",verticalAlign:"top"},".cm-highlightSpace:before":{content:"attr(data-display)",position:"absolute",pointerEvents:"none",color:"#888"},".cm-highlightTab":{backgroundImage:'url(\'data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="200" height="20"><path stroke="%23888" stroke-width="1" fill="none" d="M1 10H196L190 5M190 15L196 10M197 4L197 16"/></svg>\')',backgroundSize:"auto 100%",backgroundPosition:"right 90%",backgroundRepeat:"no-repeat"},".cm-trailingSpace":{backgroundColor:"#ff332255"},".cm-button":{verticalAlign:"middle",color:"inherit",fontSize:"70%",padding:".2em 1em",borderRadius:"1px"},"&light .cm-button":{backgroundImage:"linear-gradient(#eff1f5, #d9d9df)",border:"1px solid #888","&:active":{backgroundImage:"linear-gradient(#b4b4b4, #d0d3d6)"}},"&dark .cm-button":{backgroundImage:"linear-gradient(#393939, #111)",border:"1px solid #888","&:active":{backgroundImage:"linear-gradient(#111, #333)"}},".cm-textfield":{verticalAlign:"middle",color:"inherit",fontSize:"70%",border:"1px solid silver",padding:".2em .5em"},"&light .cm-textfield":{backgroundColor:"white"},"&dark .cm-textfield":{border:"1px solid #555",backgroundColor:"inherit"}},lightDarkIDs);class DOMReader{constructor(points,state){this.points=points,this.text="",this.lineSeparator=state.facet(EditorState.lineSeparator)}append(text){this.text+=text}lineBreak(){this.text+="ï¿¿"}readRange(start,end){if(!start)return this;let parent=start.parentNode;for(let cur=start;;){this.findPointBefore(parent,cur);let oldLen=this.text.length;this.readNode(cur);let next=cur.nextSibling;if(next==end)break;let view=ContentView.get(cur),nextView=ContentView.get(next);(view&&nextView?view.breakAfter:(view?view.breakAfter:isBlockElement(cur))||isBlockElement(next)&&("BR"!=cur.nodeName||cur.cmIgnore)&&this.text.length>oldLen)&&this.lineBreak(),cur=next}return this.findPointBefore(parent,end),this}readTextNode(node){let text=node.nodeValue;for(let point of this.points)point.node==node&&(point.pos=this.text.length+Math.min(point.offset,text.length));for(let off=0,re=this.lineSeparator?null:/\r\n?|\n/g;;){let m,nextBreak=-1,breakSize=1;if(this.lineSeparator?(nextBreak=text.indexOf(this.lineSeparator,off),breakSize=this.lineSeparator.length):(m=re.exec(text))&&(nextBreak=m.index,breakSize=m[0].length),this.append(text.slice(off,nextBreak<0?text.length:nextBreak)),nextBreak<0)break;if(this.lineBreak(),breakSize>1)for(let point of this.points)point.node==node&&point.pos>this.text.length&&(point.pos-=breakSize-1);off=nextBreak+breakSize}}readNode(node){if(node.cmIgnore)return;let view=ContentView.get(node),fromView=view&&view.overrideDOMText;if(null!=fromView){this.findPointInside(node,fromView.length);for(let i=fromView.iter();!i.next().done;)i.lineBreak?this.lineBreak():this.append(i.value)}else 3==node.nodeType?this.readTextNode(node):"BR"==node.nodeName?node.nextSibling&&this.lineBreak():1==node.nodeType&&this.readRange(node.firstChild,null)}findPointBefore(node,next){for(let point of this.points)point.node==node&&node.childNodes[point.offset]==next&&(point.pos=this.text.length)}findPointInside(node,length){for(let point of this.points)(3==node.nodeType?point.node==node:node.contains(point.node))&&(point.pos=this.text.length+(isAtEnd(node,point.node,point.offset)?length:0))}}function isAtEnd(parent,node,offset){for(;;){if(!node||offset<maxOffset(node))return!1;if(node==parent)return!0;offset=domIndex(node)+1,node=node.parentNode}}class DOMPoint{constructor(node,offset){this.node=node,this.offset=offset,this.pos=-1}}class DOMChange{constructor(view,start,end,typeOver){this.typeOver=typeOver,this.bounds=null,this.text="";let{impreciseHead:iHead,impreciseAnchor:iAnchor}=view.docView;if(view.state.readOnly&&start>-1)this.newSel=null;else if(start>-1&&(this.bounds=view.docView.domBoundsAround(start,end,0))){let selPoints=iHead||iAnchor?[]:function(view){let result=[];if(view.root.activeElement!=view.contentDOM)return result;let{anchorNode:anchorNode,anchorOffset:anchorOffset,focusNode:focusNode,focusOffset:focusOffset}=view.observer.selectionRange;anchorNode&&(result.push(new DOMPoint(anchorNode,anchorOffset)),focusNode==anchorNode&&focusOffset==anchorOffset||result.push(new DOMPoint(focusNode,focusOffset)));return result}(view),reader=new DOMReader(selPoints,view.state);reader.readRange(this.bounds.startDOM,this.bounds.endDOM),this.text=reader.text,this.newSel=function(points,base){if(0==points.length)return null;let anchor=points[0].pos,head=2==points.length?points[1].pos:anchor;return anchor>-1&&head>-1?EditorSelection.single(anchor+base,head+base):null}(selPoints,this.bounds.from)}else{let domSel=view.observer.selectionRange,head=iHead&&iHead.node==domSel.focusNode&&iHead.offset==domSel.focusOffset||!contains(view.contentDOM,domSel.focusNode)?view.state.selection.main.head:view.docView.posFromDOM(domSel.focusNode,domSel.focusOffset),anchor=iAnchor&&iAnchor.node==domSel.anchorNode&&iAnchor.offset==domSel.anchorOffset||!contains(view.contentDOM,domSel.anchorNode)?view.state.selection.main.anchor:view.docView.posFromDOM(domSel.anchorNode,domSel.anchorOffset),vp=view.viewport;if((browser.ios||browser.chrome)&&view.state.selection.main.empty&&head!=anchor&&(vp.from>0||vp.to<view.state.doc.length)){let from=Math.min(head,anchor),to=Math.max(head,anchor),offFrom=vp.from-from,offTo=vp.to-to;0!=offFrom&&1!=offFrom&&0!=from||0!=offTo&&-1!=offTo&&to!=view.state.doc.length||(head=0,anchor=view.state.doc.length)}this.newSel=EditorSelection.single(anchor,head)}}}function applyDOMChange(view,domChange){let change,{newSel:newSel}=domChange,sel=view.state.selection.main,lastKey=view.inputState.lastKeyTime>Date.now()-100?view.inputState.lastKeyCode:-1;if(domChange.bounds){let{from:from,to:to}=domChange.bounds,preferredPos=sel.from,preferredSide=null;(8===lastKey||browser.android&&domChange.text.length<to-from)&&(preferredPos=sel.to,preferredSide="end");let diff=function(a,b,preferredPos,preferredSide){let minLen=Math.min(a.length,b.length),from=0;for(;from<minLen&&a.charCodeAt(from)==b.charCodeAt(from);)from++;if(from==minLen&&a.length==b.length)return null;let toA=a.length,toB=b.length;for(;toA>0&&toB>0&&a.charCodeAt(toA-1)==b.charCodeAt(toB-1);)toA--,toB--;if("end"==preferredSide){preferredPos-=toA+Math.max(0,from-Math.min(toA,toB))-from}if(toA<from&&a.length<b.length){from-=preferredPos<=from&&preferredPos>=toA?from-preferredPos:0,toB=from+(toB-toA),toA=from}else if(toB<from){from-=preferredPos<=from&&preferredPos>=toB?from-preferredPos:0,toA=from+(toA-toB),toB=from}return{from:from,toA:toA,toB:toB}}(view.state.doc.sliceString(from,to,"ï¿¿"),domChange.text,preferredPos-from,preferredSide);diff&&(browser.chrome&&13==lastKey&&diff.toB==diff.from+2&&"ï¿¿ï¿¿"==domChange.text.slice(diff.from,diff.toB)&&diff.toB--,change={from:from+diff.from,to:from+diff.toA,insert:Text.of(domChange.text.slice(diff.from,diff.toB).split("ï¿¿"))})}else newSel&&(!view.hasFocus&&view.state.facet(editable)||newSel.main.eq(sel))&&(newSel=null);if(!change&&!newSel)return!1;if(!change&&domChange.typeOver&&!sel.empty&&newSel&&newSel.main.empty?change={from:sel.from,to:sel.to,insert:view.state.doc.slice(sel.from,sel.to)}:change&&change.from>=sel.from&&change.to<=sel.to&&(change.from!=sel.from||change.to!=sel.to)&&sel.to-sel.from-(change.to-change.from)<=4?change={from:sel.from,to:sel.to,insert:view.state.doc.slice(sel.from,change.from).append(change.insert).append(view.state.doc.slice(change.to,sel.to))}:(browser.mac||browser.android)&&change&&change.from==change.to&&change.from==sel.head-1&&/^\. ?$/.test(change.insert.toString())&&"off"==view.contentDOM.getAttribute("autocorrect")?(newSel&&2==change.insert.length&&(newSel=EditorSelection.single(newSel.main.anchor-1,newSel.main.head-1)),change={from:sel.from,to:sel.to,insert:Text.of([" "])}):browser.chrome&&change&&change.from==change.to&&change.from==sel.head&&"\n "==change.insert.toString()&&view.lineWrapping&&(newSel&&(newSel=EditorSelection.single(newSel.main.anchor-1,newSel.main.head-1)),change={from:sel.from,to:sel.to,insert:Text.of([" "])}),change){if(browser.ios&&view.inputState.flushIOSKey(change))return!0;if(browser.android&&(change.to==sel.to&&(change.from==sel.from||change.from==sel.from-1&&" "==view.state.sliceDoc(change.from,sel.from))&&1==change.insert.length&&2==change.insert.lines&&dispatchKey(view.contentDOM,"Enter",13)||(change.from==sel.from-1&&change.to==sel.to&&0==change.insert.length||8==lastKey&&change.insert.length<change.to-change.from&&change.to>sel.head)&&dispatchKey(view.contentDOM,"Backspace",8)||change.from==sel.from&&change.to==sel.to+1&&0==change.insert.length&&dispatchKey(view.contentDOM,"Delete",46)))return!0;let defaultTr,text=change.insert.toString();view.inputState.composing>=0&&view.inputState.composing++;let defaultInsert=()=>defaultTr||(defaultTr=function(view,change,newSel){let tr,startState=view.state,sel=startState.selection.main;if(change.from>=sel.from&&change.to<=sel.to&&change.to-change.from>=(sel.to-sel.from)/3&&(!newSel||newSel.main.empty&&newSel.main.from==change.from+change.insert.length)&&view.inputState.composing<0){let before=sel.from<change.from?startState.sliceDoc(sel.from,change.from):"",after=sel.to>change.to?startState.sliceDoc(change.to,sel.to):"";tr=startState.replaceSelection(view.state.toText(before+change.insert.sliceString(0,void 0,view.state.lineBreak)+after))}else{let changes=startState.changes(change),mainSel=newSel&&newSel.main.to<=changes.newLength?newSel.main:void 0;if(startState.selection.ranges.length>1&&view.inputState.composing>=0&&change.to<=sel.to&&change.to>=sel.to-10){let compositionRange,replaced=view.state.sliceDoc(change.from,change.to),composition=newSel&&findCompositionNode(view,newSel.main.head);if(composition){let dLen=change.insert.length-(change.to-change.from);compositionRange={from:composition.from,to:composition.to-dLen}}else compositionRange=view.state.doc.lineAt(sel.head);let offset=sel.to-change.to,size=sel.to-sel.from;tr=startState.changeByRange((range=>{if(range.from==sel.from&&range.to==sel.to)return{changes:changes,range:mainSel||range.map(changes)};let to=range.to-offset,from=to-replaced.length;if(range.to-range.from!=size||view.state.sliceDoc(from,to)!=replaced||range.to>=compositionRange.from&&range.from<=compositionRange.to)return{range:range};let rangeChanges=startState.changes({from:from,to:to,insert:change.insert}),selOff=range.to-sel.to;return{changes:rangeChanges,range:mainSel?EditorSelection.range(Math.max(0,mainSel.anchor+selOff),Math.max(0,mainSel.head+selOff)):range.map(rangeChanges)}}))}else tr={changes:changes,selection:mainSel&&startState.selection.replaceRange(mainSel)}}let userEvent="input.type";(view.composing||view.inputState.compositionPendingChange&&view.inputState.compositionEndedAt>Date.now()-50)&&(view.inputState.compositionPendingChange=!1,userEvent+=".compose",view.inputState.compositionFirstChange&&(userEvent+=".start",view.inputState.compositionFirstChange=!1));return startState.update(tr,{userEvent:userEvent,scrollIntoView:!0})}(view,change,newSel));return view.state.facet(inputHandler$1).some((h=>h(view,change.from,change.to,text,defaultInsert)))||view.dispatch(defaultInsert()),!0}if(newSel&&!newSel.main.eq(sel)){let scrollIntoView=!1,userEvent="select";return view.inputState.lastSelectionTime>Date.now()-50&&("select"==view.inputState.lastSelectionOrigin&&(scrollIntoView=!0),userEvent=view.inputState.lastSelectionOrigin),view.dispatch({selection:newSel,scrollIntoView:scrollIntoView,userEvent:userEvent}),!0}return!1}const observeOptions={childList:!0,characterData:!0,subtree:!0,attributes:!0,characterDataOldValue:!0},useCharData=browser.ie&&browser.ie_version<=11;class DOMObserver{constructor(view){this.view=view,this.active=!1,this.selectionRange=new DOMSelectionState,this.selectionChanged=!1,this.delayedFlush=-1,this.resizeTimeout=-1,this.queue=[],this.delayedAndroidKey=null,this.flushingAndroidKey=-1,this.lastChange=0,this.scrollTargets=[],this.intersection=null,this.resizeScroll=null,this.intersecting=!1,this.gapIntersection=null,this.gaps=[],this.printQuery=null,this.parentCheck=-1,this.dom=view.contentDOM,this.observer=new MutationObserver((mutations=>{for(let mut of mutations)this.queue.push(mut);(browser.ie&&browser.ie_version<=11||browser.ios&&view.composing)&&mutations.some((m=>"childList"==m.type&&m.removedNodes.length||"characterData"==m.type&&m.oldValue.length>m.target.nodeValue.length))?this.flushSoon():this.flush()})),useCharData&&(this.onCharData=event=>{this.queue.push({target:event.target,type:"characterData",oldValue:event.prevValue}),this.flushSoon()}),this.onSelectionChange=this.onSelectionChange.bind(this),this.onResize=this.onResize.bind(this),this.onPrint=this.onPrint.bind(this),this.onScroll=this.onScroll.bind(this),window.matchMedia&&(this.printQuery=window.matchMedia("print")),"function"==typeof ResizeObserver&&(this.resizeScroll=new ResizeObserver((()=>{var _a;(null===(_a=this.view.docView)||void 0===_a?void 0:_a.lastUpdate)<Date.now()-75&&this.onResize()})),this.resizeScroll.observe(view.scrollDOM)),this.addWindowListeners(this.win=view.win),this.start(),"function"==typeof IntersectionObserver&&(this.intersection=new IntersectionObserver((entries=>{this.parentCheck<0&&(this.parentCheck=setTimeout(this.listenForScroll.bind(this),1e3)),entries.length>0&&entries[entries.length-1].intersectionRatio>0!=this.intersecting&&(this.intersecting=!this.intersecting,this.intersecting!=this.view.inView&&this.onScrollChanged(document.createEvent("Event")))}),{threshold:[0,.001]}),this.intersection.observe(this.dom),this.gapIntersection=new IntersectionObserver((entries=>{entries.length>0&&entries[entries.length-1].intersectionRatio>0&&this.onScrollChanged(document.createEvent("Event"))}),{})),this.listenForScroll(),this.readSelectionRange()}onScrollChanged(e){this.view.inputState.runHandlers("scroll",e),this.intersecting&&this.view.measure()}onScroll(e){this.intersecting&&this.flush(!1),this.onScrollChanged(e)}onResize(){this.resizeTimeout<0&&(this.resizeTimeout=setTimeout((()=>{this.resizeTimeout=-1,this.view.requestMeasure()}),50))}onPrint(event){("change"!=event.type||event.matches)&&(this.view.viewState.printing=!0,this.view.measure(),setTimeout((()=>{this.view.viewState.printing=!1,this.view.requestMeasure()}),500))}updateGaps(gaps){if(this.gapIntersection&&(gaps.length!=this.gaps.length||this.gaps.some(((g,i)=>g!=gaps[i])))){this.gapIntersection.disconnect();for(let gap of gaps)this.gapIntersection.observe(gap);this.gaps=gaps}}onSelectionChange(event){let wasChanged=this.selectionChanged;if(!this.readSelectionRange()||this.delayedAndroidKey)return;let{view:view}=this,sel=this.selectionRange;if(view.state.facet(editable)?view.root.activeElement!=this.dom:!hasSelection(view.dom,sel))return;let context=sel.anchorNode&&view.docView.nearest(sel.anchorNode);context&&context.ignoreEvent(event)?wasChanged||(this.selectionChanged=!1):(browser.ie&&browser.ie_version<=11||browser.android&&browser.chrome)&&!view.state.selection.main.empty&&sel.focusNode&&isEquivalentPosition(sel.focusNode,sel.focusOffset,sel.anchorNode,sel.anchorOffset)?this.flushSoon():this.flush(!1)}readSelectionRange(){let{view:view}=this,selection=getSelection(view.root);if(!selection)return!1;let range=browser.safari&&11==view.root.nodeType&&function(doc){let elt=doc.activeElement;for(;elt&&elt.shadowRoot;)elt=elt.shadowRoot.activeElement;return elt}(this.dom.ownerDocument)==this.dom&&function(view,selection){if(selection.getComposedRanges){let range=selection.getComposedRanges(view.root)[0];if(range)return buildSelectionRangeFromRange(view,range)}let found=null;function read(event){event.preventDefault(),event.stopImmediatePropagation(),found=event.getTargetRanges()[0]}return view.contentDOM.addEventListener("beforeinput",read,!0),view.dom.ownerDocument.execCommand("indent"),view.contentDOM.removeEventListener("beforeinput",read,!0),found?buildSelectionRangeFromRange(view,found):null}(this.view,selection)||selection;if(!range||this.selectionRange.eq(range))return!1;let local=hasSelection(this.dom,range);return local&&!this.selectionChanged&&view.inputState.lastFocusTime>Date.now()-200&&view.inputState.lastTouchTime<Date.now()-300&&function(doc,selection){let node=selection.focusNode,offset=selection.focusOffset;if(!node||selection.anchorNode!=node||selection.anchorOffset!=offset)return!1;for(offset=Math.min(offset,maxOffset(node));;)if(offset){if(1!=node.nodeType)return!1;let prev=node.childNodes[offset-1];"false"==prev.contentEditable?offset--:(node=prev,offset=maxOffset(node))}else{if(node==doc)return!0;offset=domIndex(node),node=node.parentNode}}(this.dom,range)?(this.view.inputState.lastFocusTime=0,view.docView.updateSelection(),!1):(this.selectionRange.setRange(range),local&&(this.selectionChanged=!0),!0)}setSelectionRange(anchor,head){this.selectionRange.set(anchor.node,anchor.offset,head.node,head.offset),this.selectionChanged=!1}clearSelectionRange(){this.selectionRange.set(null,0,null,0)}listenForScroll(){this.parentCheck=-1;let i=0,changed=null;for(let dom=this.dom;dom;)if(1==dom.nodeType)!changed&&i<this.scrollTargets.length&&this.scrollTargets[i]==dom?i++:changed||(changed=this.scrollTargets.slice(0,i)),changed&&changed.push(dom),dom=dom.assignedSlot||dom.parentNode;else{if(11!=dom.nodeType)break;dom=dom.host}if(i<this.scrollTargets.length&&!changed&&(changed=this.scrollTargets.slice(0,i)),changed){for(let dom of this.scrollTargets)dom.removeEventListener("scroll",this.onScroll);for(let dom of this.scrollTargets=changed)dom.addEventListener("scroll",this.onScroll)}}ignore(f){if(!this.active)return f();try{return this.stop(),f()}finally{this.start(),this.clear()}}start(){this.active||(this.observer.observe(this.dom,observeOptions),useCharData&&this.dom.addEventListener("DOMCharacterDataModified",this.onCharData),this.active=!0)}stop(){this.active&&(this.active=!1,this.observer.disconnect(),useCharData&&this.dom.removeEventListener("DOMCharacterDataModified",this.onCharData))}clear(){this.processRecords(),this.queue.length=0,this.selectionChanged=!1}delayAndroidKey(key,keyCode){var _a;if(!this.delayedAndroidKey){let flush=()=>{let key=this.delayedAndroidKey;if(key){this.clearDelayedAndroidKey(),this.view.inputState.lastKeyCode=key.keyCode,this.view.inputState.lastKeyTime=Date.now(),!this.flush()&&key.force&&dispatchKey(this.dom,key.key,key.keyCode)}};this.flushingAndroidKey=this.view.win.requestAnimationFrame(flush)}this.delayedAndroidKey&&"Enter"!=key||(this.delayedAndroidKey={key:key,keyCode:keyCode,force:this.lastChange<Date.now()-50||!!(null===(_a=this.delayedAndroidKey)||void 0===_a?void 0:_a.force)})}clearDelayedAndroidKey(){this.win.cancelAnimationFrame(this.flushingAndroidKey),this.delayedAndroidKey=null,this.flushingAndroidKey=-1}flushSoon(){this.delayedFlush<0&&(this.delayedFlush=this.view.win.requestAnimationFrame((()=>{this.delayedFlush=-1,this.flush()})))}forceFlush(){this.delayedFlush>=0&&(this.view.win.cancelAnimationFrame(this.delayedFlush),this.delayedFlush=-1),this.flush()}pendingRecords(){for(let mut of this.observer.takeRecords())this.queue.push(mut);return this.queue}processRecords(){let records=this.pendingRecords();records.length&&(this.queue=[]);let from=-1,to=-1,typeOver=!1;for(let record of records){let range=this.readMutation(record);range&&(range.typeOver&&(typeOver=!0),-1==from?({from:from,to:to}=range):(from=Math.min(range.from,from),to=Math.max(range.to,to)))}return{from:from,to:to,typeOver:typeOver}}readChange(){let{from:from,to:to,typeOver:typeOver}=this.processRecords(),newSel=this.selectionChanged&&hasSelection(this.dom,this.selectionRange);if(from<0&&!newSel)return null;from>-1&&(this.lastChange=Date.now()),this.view.inputState.lastFocusTime=0,this.selectionChanged=!1;let change=new DOMChange(this.view,from,to,typeOver);return this.view.docView.domChanged={newSel:change.newSel?change.newSel.main:null},change}flush(){let readSelection=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this.delayedFlush>=0||this.delayedAndroidKey)return!1;readSelection&&this.readSelectionRange();let domChange=this.readChange();if(!domChange)return this.view.requestMeasure(),!1;let startState=this.view.state,handled=applyDOMChange(this.view,domChange);return this.view.state==startState&&this.view.update([]),handled}readMutation(rec){let cView=this.view.docView.nearest(rec.target);if(!cView||cView.ignoreMutation(rec))return null;if(cView.markDirty("attributes"==rec.type),"attributes"==rec.type&&(cView.flags|=4),"childList"==rec.type){let childBefore=findChild(cView,rec.previousSibling||rec.target.previousSibling,-1),childAfter=findChild(cView,rec.nextSibling||rec.target.nextSibling,1);return{from:childBefore?cView.posAfter(childBefore):cView.posAtStart,to:childAfter?cView.posBefore(childAfter):cView.posAtEnd,typeOver:!1}}return"characterData"==rec.type?{from:cView.posAtStart,to:cView.posAtEnd,typeOver:rec.target.nodeValue==rec.oldValue}:null}setWindow(win){win!=this.win&&(this.removeWindowListeners(this.win),this.win=win,this.addWindowListeners(this.win))}addWindowListeners(win){win.addEventListener("resize",this.onResize),this.printQuery?this.printQuery.addEventListener("change",this.onPrint):win.addEventListener("beforeprint",this.onPrint),win.addEventListener("scroll",this.onScroll),win.document.addEventListener("selectionchange",this.onSelectionChange)}removeWindowListeners(win){win.removeEventListener("scroll",this.onScroll),win.removeEventListener("resize",this.onResize),this.printQuery?this.printQuery.removeEventListener("change",this.onPrint):win.removeEventListener("beforeprint",this.onPrint),win.document.removeEventListener("selectionchange",this.onSelectionChange)}destroy(){var _a,_b,_c;this.stop(),null===(_a=this.intersection)||void 0===_a||_a.disconnect(),null===(_b=this.gapIntersection)||void 0===_b||_b.disconnect(),null===(_c=this.resizeScroll)||void 0===_c||_c.disconnect();for(let dom of this.scrollTargets)dom.removeEventListener("scroll",this.onScroll);this.removeWindowListeners(this.win),clearTimeout(this.parentCheck),clearTimeout(this.resizeTimeout),this.win.cancelAnimationFrame(this.delayedFlush),this.win.cancelAnimationFrame(this.flushingAndroidKey)}}function findChild(cView,dom,dir){for(;dom;){let curView=ContentView.get(dom);if(curView&&curView.parent==cView)return curView;let parent=dom.parentNode;dom=parent!=cView.dom?parent:dir>0?dom.nextSibling:dom.previousSibling}return null}function buildSelectionRangeFromRange(view,range){let anchorNode=range.startContainer,anchorOffset=range.startOffset,focusNode=range.endContainer,focusOffset=range.endOffset,curAnchor=view.docView.domAtPos(view.state.selection.main.anchor);return isEquivalentPosition(curAnchor.node,curAnchor.offset,focusNode,focusOffset)&&([anchorNode,anchorOffset,focusNode,focusOffset]=[focusNode,focusOffset,anchorNode,anchorOffset]),{anchorNode:anchorNode,anchorOffset:anchorOffset,focusNode:focusNode,focusOffset:focusOffset}}class EditorView{get state(){return this.viewState.state}get viewport(){return this.viewState.viewport}get visibleRanges(){return this.viewState.visibleRanges}get inView(){return this.viewState.inView}get composing(){return this.inputState.composing>0}get compositionStarted(){return this.inputState.composing>=0}get root(){return this._root}get win(){return this.dom.ownerDocument.defaultView||window}constructor(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.plugins=[],this.pluginMap=new Map,this.editorAttrs={},this.contentAttrs={},this.bidiCache=[],this.destroyed=!1,this.updateState=2,this.measureScheduled=-1,this.measureRequests=[],this.contentDOM=document.createElement("div"),this.scrollDOM=document.createElement("div"),this.scrollDOM.tabIndex=-1,this.scrollDOM.className="cm-scroller",this.scrollDOM.appendChild(this.contentDOM),this.announceDOM=document.createElement("div"),this.announceDOM.className="cm-announced",this.announceDOM.setAttribute("aria-live","polite"),this.dom=document.createElement("div"),this.dom.appendChild(this.announceDOM),this.dom.appendChild(this.scrollDOM),config.parent&&config.parent.appendChild(this.dom);let{dispatch:dispatch}=config;this.dispatchTransactions=config.dispatchTransactions||dispatch&&(trs=>trs.forEach((tr=>dispatch(tr,this))))||(trs=>this.update(trs)),this.dispatch=this.dispatch.bind(this),this._root=config.root||function(node){for(;node;){if(node&&(9==node.nodeType||11==node.nodeType&&node.host))return node;node=node.assignedSlot||node.parentNode}return null}(config.parent)||document,this.viewState=new ViewState(config.state||EditorState.create(config)),config.scrollTo&&config.scrollTo.is(scrollIntoView$1)&&(this.viewState.scrollTarget=config.scrollTo.value.clip(this.viewState.state)),this.plugins=this.state.facet(viewPlugin).map((spec=>new PluginInstance(spec)));for(let plugin of this.plugins)plugin.update(this);this.observer=new DOMObserver(this),this.inputState=new InputState(this),this.inputState.ensureHandlers(this.plugins),this.docView=new DocView(this),this.mountStyles(),this.updateAttrs(),this.updateState=0,this.requestMeasure()}dispatch(){for(var _len3=arguments.length,input=new Array(_len3),_key3=0;_key3<_len3;_key3++)input[_key3]=arguments[_key3];let trs=1==input.length&&input[0]instanceof Transaction?input:1==input.length&&Array.isArray(input[0])?input[0]:[this.state.update(...input)];this.dispatchTransactions(trs,this)}update(transactions){if(0!=this.updateState)throw new Error("Calls to EditorView.update are not allowed while an update is in progress");let update,redrawn=!1,attrsChanged=!1,state=this.state;for(let tr of transactions){if(tr.startState!=state)throw new RangeError("Trying to update state with a transaction that doesn't start from the previous state.");state=tr.state}if(this.destroyed)return void(this.viewState.state=state);let focus=this.hasFocus,focusFlag=0,dispatchFocus=null;transactions.some((tr=>tr.annotation(isFocusChange)))?(this.inputState.notifiedFocused=focus,focusFlag=1):focus!=this.inputState.notifiedFocused&&(this.inputState.notifiedFocused=focus,dispatchFocus=focusChangeTransaction(state,focus),dispatchFocus||(focusFlag=1));let pendingKey=this.observer.delayedAndroidKey,domChange=null;if(pendingKey?(this.observer.clearDelayedAndroidKey(),domChange=this.observer.readChange(),(domChange&&!this.state.doc.eq(state.doc)||!this.state.selection.eq(state.selection))&&(domChange=null)):this.observer.clear(),state.facet(EditorState.phrases)!=this.state.facet(EditorState.phrases))return this.setState(state);update=ViewUpdate.create(this,state,transactions),update.flags|=focusFlag;let scrollTarget=this.viewState.scrollTarget;try{this.updateState=2;for(let tr of transactions){if(scrollTarget&&(scrollTarget=scrollTarget.map(tr.changes)),tr.scrollIntoView){let{main:main}=tr.state.selection;scrollTarget=new ScrollTarget(main.empty?main:EditorSelection.cursor(main.head,main.head>main.anchor?-1:1))}for(let e of tr.effects)e.is(scrollIntoView$1)&&(scrollTarget=e.value.clip(this.state))}this.viewState.update(update,scrollTarget),this.bidiCache=CachedOrder.update(this.bidiCache,update.changes),update.empty||(this.updatePlugins(update),this.inputState.update(update)),redrawn=this.docView.update(update),this.state.facet(styleModule)!=this.styleModules&&this.mountStyles(),attrsChanged=this.updateAttrs(),this.showAnnouncements(transactions),this.docView.updateSelection(redrawn,transactions.some((tr=>tr.isUserEvent("select.pointer"))))}finally{this.updateState=0}if(update.startState.facet(theme)!=update.state.facet(theme)&&(this.viewState.mustMeasureContent=!0),(redrawn||attrsChanged||scrollTarget||this.viewState.mustEnforceCursorAssoc||this.viewState.mustMeasureContent)&&this.requestMeasure(),redrawn&&this.docViewUpdate(),!update.empty)for(let listener of this.state.facet(updateListener))try{listener(update)}catch(e){logException(this.state,e,"update listener")}(dispatchFocus||domChange)&&Promise.resolve().then((()=>{dispatchFocus&&this.state==dispatchFocus.startState&&this.dispatch(dispatchFocus),domChange&&!applyDOMChange(this,domChange)&&pendingKey.force&&dispatchKey(this.contentDOM,pendingKey.key,pendingKey.keyCode)}))}setState(newState){if(0!=this.updateState)throw new Error("Calls to EditorView.setState are not allowed while an update is in progress");if(this.destroyed)return void(this.viewState.state=newState);this.updateState=2;let hadFocus=this.hasFocus;try{for(let plugin of this.plugins)plugin.destroy(this);this.viewState=new ViewState(newState),this.plugins=newState.facet(viewPlugin).map((spec=>new PluginInstance(spec))),this.pluginMap.clear();for(let plugin of this.plugins)plugin.update(this);this.docView.destroy(),this.docView=new DocView(this),this.inputState.ensureHandlers(this.plugins),this.mountStyles(),this.updateAttrs(),this.bidiCache=[]}finally{this.updateState=0}hadFocus&&this.focus(),this.requestMeasure()}updatePlugins(update){let prevSpecs=update.startState.facet(viewPlugin),specs=update.state.facet(viewPlugin);if(prevSpecs!=specs){let newPlugins=[];for(let spec of specs){let found=prevSpecs.indexOf(spec);if(found<0)newPlugins.push(new PluginInstance(spec));else{let plugin=this.plugins[found];plugin.mustUpdate=update,newPlugins.push(plugin)}}for(let plugin of this.plugins)plugin.mustUpdate!=update&&plugin.destroy(this);this.plugins=newPlugins,this.pluginMap.clear()}else for(let p of this.plugins)p.mustUpdate=update;for(let i=0;i<this.plugins.length;i++)this.plugins[i].update(this);prevSpecs!=specs&&this.inputState.ensureHandlers(this.plugins)}docViewUpdate(){for(let plugin of this.plugins){let val=plugin.value;if(val&&val.docViewUpdate)try{val.docViewUpdate(this)}catch(e){logException(this.state,e,"doc view update listener")}}}measure(){let flush=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(this.destroyed)return;if(this.measureScheduled>-1&&this.win.cancelAnimationFrame(this.measureScheduled),this.observer.delayedAndroidKey)return this.measureScheduled=-1,void this.requestMeasure();this.measureScheduled=0,flush&&this.observer.forceFlush();let updated=null,sDOM=this.scrollDOM,scrollTop=sDOM.scrollTop*this.scaleY,{scrollAnchorPos:scrollAnchorPos,scrollAnchorHeight:scrollAnchorHeight}=this.viewState;Math.abs(scrollTop-this.viewState.scrollTop)>1&&(scrollAnchorHeight=-1),this.viewState.scrollAnchorHeight=-1;try{for(let i=0;;i++){if(scrollAnchorHeight<0)if(isScrolledToBottom(sDOM))scrollAnchorPos=-1,scrollAnchorHeight=this.viewState.heightMap.height;else{let block=this.viewState.scrollAnchorAt(scrollTop);scrollAnchorPos=block.from,scrollAnchorHeight=block.top}this.updateState=1;let changed=this.viewState.measure(this);if(!changed&&!this.measureRequests.length&&null==this.viewState.scrollTarget)break;if(i>5){console.warn(this.measureRequests.length?"Measure loop restarted more than 5 times":"Viewport failed to stabilize");break}let measuring=[];4&changed||([this.measureRequests,measuring]=[measuring,this.measureRequests]);let measured=measuring.map((m=>{try{return m.read(this)}catch(e){return logException(this.state,e),BadMeasure}})),update=ViewUpdate.create(this,this.state,[]),redrawn=!1;update.flags|=changed,updated?updated.flags|=changed:updated=update,this.updateState=2,update.empty||(this.updatePlugins(update),this.inputState.update(update),this.updateAttrs(),redrawn=this.docView.update(update),redrawn&&this.docViewUpdate());for(let i=0;i<measuring.length;i++)if(measured[i]!=BadMeasure)try{let m=measuring[i];m.write&&m.write(measured[i],this)}catch(e){logException(this.state,e)}if(redrawn&&this.docView.updateSelection(!0),!update.viewportChanged&&0==this.measureRequests.length){if(this.viewState.editorHeight){if(this.viewState.scrollTarget){this.docView.scrollIntoView(this.viewState.scrollTarget),this.viewState.scrollTarget=null,scrollAnchorHeight=-1;continue}{let diff=(scrollAnchorPos<0?this.viewState.heightMap.height:this.viewState.lineBlockAt(scrollAnchorPos).top)-scrollAnchorHeight;if(diff>1||diff<-1){scrollTop+=diff,sDOM.scrollTop=scrollTop/this.scaleY,scrollAnchorHeight=-1;continue}}}break}}}finally{this.updateState=0,this.measureScheduled=-1}if(updated&&!updated.empty)for(let listener of this.state.facet(updateListener))listener(updated)}get themeClasses(){return baseThemeID+" "+(this.state.facet(darkTheme)?baseDarkID:baseLightID)+" "+this.state.facet(theme)}updateAttrs(){let editorAttrs=attrsFromFacet(this,editorAttributes,{class:"cm-editor"+(this.hasFocus?" cm-focused ":" ")+this.themeClasses}),contentAttrs={spellcheck:"false",autocorrect:"off",autocapitalize:"off",translate:"no",contenteditable:this.state.facet(editable)?"true":"false",class:"cm-content",style:"".concat(browser.tabSize,": ").concat(this.state.tabSize),role:"textbox","aria-multiline":"true"};this.state.readOnly&&(contentAttrs["aria-readonly"]="true"),attrsFromFacet(this,contentAttributes,contentAttrs);let changed=this.observer.ignore((()=>{let changedContent=updateAttrs(this.contentDOM,this.contentAttrs,contentAttrs),changedEditor=updateAttrs(this.dom,this.editorAttrs,editorAttrs);return changedContent||changedEditor}));return this.editorAttrs=editorAttrs,this.contentAttrs=contentAttrs,changed}showAnnouncements(trs){let first=!0;for(let tr of trs)for(let effect of tr.effects)if(effect.is(EditorView.announce)){first&&(this.announceDOM.textContent=""),first=!1,this.announceDOM.appendChild(document.createElement("div")).textContent=effect.value}}mountStyles(){this.styleModules=this.state.facet(styleModule);let nonce=this.state.facet(EditorView.cspNonce);StyleModule.mount(this.root,this.styleModules.concat(baseTheme$1$3).reverse(),nonce?{nonce:nonce}:void 0)}readMeasured(){if(2==this.updateState)throw new Error("Reading the editor layout isn't allowed during an update");0==this.updateState&&this.measureScheduled>-1&&this.measure(!1)}requestMeasure(request){if(this.measureScheduled<0&&(this.measureScheduled=this.win.requestAnimationFrame((()=>this.measure()))),request){if(this.measureRequests.indexOf(request)>-1)return;if(null!=request.key)for(let i=0;i<this.measureRequests.length;i++)if(this.measureRequests[i].key===request.key)return void(this.measureRequests[i]=request);this.measureRequests.push(request)}}plugin(plugin){let known=this.pluginMap.get(plugin);return(void 0===known||known&&known.spec!=plugin)&&this.pluginMap.set(plugin,known=this.plugins.find((p=>p.spec==plugin))||null),known&&known.update(this).value}get documentTop(){return this.contentDOM.getBoundingClientRect().top+this.viewState.paddingTop}get documentPadding(){return{top:this.viewState.paddingTop,bottom:this.viewState.paddingBottom}}get scaleX(){return this.viewState.scaleX}get scaleY(){return this.viewState.scaleY}elementAtHeight(height){return this.readMeasured(),this.viewState.elementAtHeight(height)}lineBlockAtHeight(height){return this.readMeasured(),this.viewState.lineBlockAtHeight(height)}get viewportLineBlocks(){return this.viewState.viewportLines}lineBlockAt(pos){return this.viewState.lineBlockAt(pos)}get contentHeight(){return this.viewState.contentHeight}moveByChar(start,forward,by){return skipAtoms(this,start,moveByChar(this,start,forward,by))}moveByGroup(start,forward){return skipAtoms(this,start,moveByChar(this,start,forward,(initial=>function(view,pos,start){let categorize=view.state.charCategorizer(pos),cat=categorize(start);return next=>{let nextCat=categorize(next);return cat==CharCategory.Space&&(cat=nextCat),cat==nextCat}}(this,start.head,initial))))}visualLineSide(line,end){let order=this.bidiSpans(line),dir=this.textDirectionAt(line.from),span=order[end?order.length-1:0];return EditorSelection.cursor(span.side(end,dir)+line.from,span.forward(!end,dir)?1:-1)}moveToLineBoundary(start,forward){return function(view,start,forward,includeWrap){let line=blockAt(view,start.head),coords=includeWrap&&line.type==BlockType.Text&&(view.lineWrapping||line.widgetLineBreaks)?view.coordsAtPos(start.assoc<0&&start.head>line.from?start.head-1:start.head):null;if(coords){let editorRect=view.dom.getBoundingClientRect(),direction=view.textDirectionAt(line.from),pos=view.posAtCoords({x:forward==(direction==Direction.LTR)?editorRect.right-1:editorRect.left+1,y:(coords.top+coords.bottom)/2});if(null!=pos)return EditorSelection.cursor(pos,forward?-1:1)}return EditorSelection.cursor(forward?line.to:line.from,forward?-1:1)}(this,start,forward,!(arguments.length>2&&void 0!==arguments[2])||arguments[2])}moveVertically(start,forward,distance){return skipAtoms(this,start,function(view,start,forward,distance){let startPos=start.head,dir=forward?1:-1;if(startPos==(forward?view.state.doc.length:0))return EditorSelection.cursor(startPos,start.assoc);let startY,goal=start.goalColumn,rect=view.contentDOM.getBoundingClientRect(),startCoords=view.coordsAtPos(startPos,start.assoc||-1),docTop=view.documentTop;if(startCoords)null==goal&&(goal=startCoords.left-rect.left),startY=dir<0?startCoords.top:startCoords.bottom;else{let line=view.viewState.lineBlockAt(startPos);null==goal&&(goal=Math.min(rect.right-rect.left,view.defaultCharacterWidth*(startPos-line.from))),startY=(dir<0?line.top:line.bottom)+docTop}let resolvedGoal=rect.left+goal,dist=null!=distance?distance:view.viewState.heightOracle.textHeight>>1;for(let extra=0;;extra+=10){let curY=startY+(dist+extra)*dir,pos=posAtCoords(view,{x:resolvedGoal,y:curY},!1,dir);if(curY<rect.top||curY>rect.bottom||(dir<0?pos<startPos:pos>startPos)){let charRect=view.docView.coordsForChar(pos),assoc=!charRect||curY<charRect.top?-1:1;return EditorSelection.cursor(pos,assoc,void 0,goal)}}}(this,start,forward,distance))}domAtPos(pos){return this.docView.domAtPos(pos)}posAtDOM(node){let offset=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.docView.posFromDOM(node,offset)}posAtCoords(coords){let precise=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];return this.readMeasured(),posAtCoords(this,coords,precise)}coordsAtPos(pos){let side=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;this.readMeasured();let rect=this.docView.coordsAt(pos,side);if(!rect||rect.left==rect.right)return rect;let line=this.state.doc.lineAt(pos),order=this.bidiSpans(line);return flattenRect(rect,order[BidiSpan.find(order,pos-line.from,-1,side)].dir==Direction.LTR==side>0)}coordsForChar(pos){return this.readMeasured(),this.docView.coordsForChar(pos)}get defaultCharacterWidth(){return this.viewState.heightOracle.charWidth}get defaultLineHeight(){return this.viewState.heightOracle.lineHeight}get textDirection(){return this.viewState.defaultTextDirection}textDirectionAt(pos){return!this.state.facet(perLineTextDirection)||pos<this.viewport.from||pos>this.viewport.to?this.textDirection:(this.readMeasured(),this.docView.textDirectionAt(pos))}get lineWrapping(){return this.viewState.heightOracle.lineWrapping}bidiSpans(line){if(line.length>MaxBidiLine)return trivialOrder(line.length);let isolates,dir=this.textDirectionAt(line.from);for(let entry of this.bidiCache)if(entry.from==line.from&&entry.dir==dir&&(entry.fresh||isolatesEq(entry.isolates,isolates=getIsolatedRanges(this,line))))return entry.order;isolates||(isolates=getIsolatedRanges(this,line));let order=function(line,direction,isolates){if(!line)return[new BidiSpan(0,0,direction==RTL?1:0)];if(direction==LTR&&!isolates.length&&!BidiRE.test(line))return trivialOrder(line.length);if(isolates.length)for(;line.length>types.length;)types[types.length]=256;let order=[],level=direction==LTR?0:1;return computeSectionOrder(line,level,level,isolates,0,line.length,order),order}(line.text,dir,isolates);return this.bidiCache.push(new CachedOrder(line.from,line.to,dir,isolates,!0,order)),order}get hasFocus(){var _a;return(this.dom.ownerDocument.hasFocus()||browser.safari&&(null===(_a=this.inputState)||void 0===_a?void 0:_a.lastContextMenu)>Date.now()-3e4)&&this.root.activeElement==this.contentDOM}focus(){this.observer.ignore((()=>{focusPreventScroll(this.contentDOM),this.docView.updateSelection()}))}setRoot(root){this._root!=root&&(this._root=root,this.observer.setWindow((9==root.nodeType?root:root.ownerDocument).defaultView||window),this.mountStyles())}destroy(){for(let plugin of this.plugins)plugin.destroy(this);this.plugins=[],this.inputState.destroy(),this.docView.destroy(),this.dom.remove(),this.observer.destroy(),this.measureScheduled>-1&&this.win.cancelAnimationFrame(this.measureScheduled),this.destroyed=!0}static scrollIntoView(pos){let options=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return scrollIntoView$1.of(new ScrollTarget("number"==typeof pos?EditorSelection.cursor(pos):pos,options.y,options.x,options.yMargin,options.xMargin))}scrollSnapshot(){let{scrollTop:scrollTop,scrollLeft:scrollLeft}=this.scrollDOM,ref=this.viewState.scrollAnchorAt(scrollTop);return scrollIntoView$1.of(new ScrollTarget(EditorSelection.cursor(ref.from),"start","start",ref.top-scrollTop,scrollLeft,!0))}static domEventHandlers(handlers){return ViewPlugin.define((()=>({})),{eventHandlers:handlers})}static domEventObservers(observers){return ViewPlugin.define((()=>({})),{eventObservers:observers})}static theme(spec,options){let prefix=StyleModule.newName(),result=[theme.of(prefix),styleModule.of(buildTheme(".".concat(prefix),spec))];return options&&options.dark&&result.push(darkTheme.of(!0)),result}static baseTheme(spec){return Prec.lowest(styleModule.of(buildTheme("."+baseThemeID,spec,lightDarkIDs)))}static findFromDOM(dom){var _a;let content=dom.querySelector(".cm-content"),cView=content&&ContentView.get(content)||ContentView.get(dom);return(null===(_a=null==cView?void 0:cView.rootView)||void 0===_a?void 0:_a.view)||null}}_exports.EditorView=EditorView,EditorView.styleModule=styleModule,EditorView.inputHandler=inputHandler$1,EditorView.scrollHandler=scrollHandler,EditorView.focusChangeEffect=focusChangeEffect,EditorView.perLineTextDirection=perLineTextDirection,EditorView.exceptionSink=exceptionSink,EditorView.updateListener=updateListener,EditorView.editable=editable,EditorView.mouseSelectionStyle=mouseSelectionStyle,EditorView.dragMovesSelection=dragMovesSelection$1,EditorView.clickAddsSelectionRange=clickAddsSelectionRange,EditorView.decorations=decorations,EditorView.outerDecorations=outerDecorations,EditorView.atomicRanges=atomicRanges,EditorView.bidiIsolatedRanges=bidiIsolatedRanges,EditorView.scrollMargins=scrollMargins,EditorView.darkTheme=darkTheme,EditorView.cspNonce=Facet.define({combine:values=>values.length?values[0]:""}),EditorView.contentAttributes=contentAttributes,EditorView.editorAttributes=editorAttributes,EditorView.lineWrapping=EditorView.contentAttributes.of({class:"cm-lineWrapping"}),EditorView.announce=StateEffect.define();const MaxBidiLine=4096,BadMeasure={};class CachedOrder{constructor(from,to,dir,isolates,fresh,order){this.from=from,this.to=to,this.dir=dir,this.isolates=isolates,this.fresh=fresh,this.order=order}static update(cache,changes){if(changes.empty&&!cache.some((c=>c.fresh)))return cache;let result=[],lastDir=cache.length?cache[cache.length-1].dir:Direction.LTR;for(let i=Math.max(0,cache.length-10);i<cache.length;i++){let entry=cache[i];entry.dir!=lastDir||changes.touchesRange(entry.from,entry.to)||result.push(new CachedOrder(changes.mapPos(entry.from,1),changes.mapPos(entry.to,-1),entry.dir,entry.isolates,!1,entry.order))}return result}}function attrsFromFacet(view,facet,base){for(let sources=view.state.facet(facet),i=sources.length-1;i>=0;i--){let source=sources[i],value="function"==typeof source?source(view):source;value&&combineAttrs(value,base)}return base}const currentPlatform=browser.mac?"mac":browser.windows?"win":browser.linux?"linux":"key";function normalizeKeyName(name,platform){const parts=name.split(/-(?!$)/);let alt,ctrl,shift,meta,result=parts[parts.length-1];"Space"==result&&(result=" ");for(let i=0;i<parts.length-1;++i){const mod=parts[i];if(/^(cmd|meta|m)$/i.test(mod))meta=!0;else if(/^a(lt)?$/i.test(mod))alt=!0;else if(/^(c|ctrl|control)$/i.test(mod))ctrl=!0;else if(/^s(hift)?$/i.test(mod))shift=!0;else{if(!/^mod$/i.test(mod))throw new Error("Unrecognized modifier name: "+mod);"mac"==platform?meta=!0:ctrl=!0}}return alt&&(result="Alt-"+result),ctrl&&(result="Ctrl-"+result),meta&&(result="Meta-"+result),shift&&(result="Shift-"+result),result}function modifiers(name,event,shift){return event.altKey&&(name="Alt-"+name),event.ctrlKey&&(name="Ctrl-"+name),event.metaKey&&(name="Meta-"+name),!1!==shift&&event.shiftKey&&(name="Shift-"+name),name}const handleKeyEvents=Prec.default(EditorView.domEventHandlers({keydown:(event,view)=>runHandlers(getKeymap(view.state),event,view,"editor")})),keymap=Facet.define({enables:handleKeyEvents}),Keymaps=new WeakMap;function getKeymap(state){let bindings=state.facet(keymap),map=Keymaps.get(bindings);return map||Keymaps.set(bindings,map=function(bindings){let platform=arguments.length>1&&void 0!==arguments[1]?arguments[1]:currentPlatform,bound=Object.create(null),isPrefix=Object.create(null),checkPrefix=(name,is)=>{let current=isPrefix[name];if(null==current)isPrefix[name]=is;else if(current!=is)throw new Error("Key binding "+name+" is used both as a regular binding and as a multi-stroke prefix")},add=(scope,key,command,preventDefault,stopPropagation)=>{var _a,_b;let scopeObj=bound[scope]||(bound[scope]=Object.create(null)),parts=key.split(/ (?!$)/).map((k=>normalizeKeyName(k,platform)));for(let i=1;i<parts.length;i++){let prefix=parts.slice(0,i).join(" ");checkPrefix(prefix,!0),scopeObj[prefix]||(scopeObj[prefix]={preventDefault:!0,stopPropagation:!1,run:[view=>{let ourObj=storedPrefix={view:view,prefix:prefix,scope:scope};return setTimeout((()=>{storedPrefix==ourObj&&(storedPrefix=null)}),4e3),!0}]})}let full=parts.join(" ");checkPrefix(full,!1);let binding=scopeObj[full]||(scopeObj[full]={preventDefault:!1,stopPropagation:!1,run:(null===(_b=null===(_a=scopeObj._any)||void 0===_a?void 0:_a.run)||void 0===_b?void 0:_b.slice())||[]});command&&binding.run.push(command),preventDefault&&(binding.preventDefault=!0),stopPropagation&&(binding.stopPropagation=!0)};for(let b of bindings){let scopes=b.scope?b.scope.split(" "):["editor"];if(b.any)for(let scope of scopes){let scopeObj=bound[scope]||(bound[scope]=Object.create(null));scopeObj._any||(scopeObj._any={preventDefault:!1,stopPropagation:!1,run:[]});for(let key in scopeObj)scopeObj[key].run.push(b.any)}let name=b[platform]||b.key;if(name)for(let scope of scopes)add(scope,name,b.run,b.preventDefault,b.stopPropagation),b.shift&&add(scope,"Shift-"+name,b.shift,b.preventDefault,b.stopPropagation)}return bound}(bindings.reduce(((a,b)=>a.concat(b)),[]))),map}let storedPrefix=null;function runHandlers(map,event,view,scope){let name=function(event){var name=!(mac&&event.metaKey&&event.shiftKey&&!event.ctrlKey&&!event.altKey||ie$1&&event.shiftKey&&event.key&&1==event.key.length||"Unidentified"==event.key)&&event.key||(event.shiftKey?shift:base)[event.keyCode]||event.key||"Unidentified";return"Esc"==name&&(name="Escape"),"Del"==name&&(name="Delete"),"Left"==name&&(name="ArrowLeft"),"Up"==name&&(name="ArrowUp"),"Right"==name&&(name="ArrowRight"),"Down"==name&&(name="ArrowDown"),name}(event),isChar=codePointSize(codePointAt(name,0))==name.length&&" "!=name,prefix="",handled=!1,prevented=!1,stopPropagation=!1;storedPrefix&&storedPrefix.view==view&&storedPrefix.scope==scope&&(prefix=storedPrefix.prefix+" ",modifierCodes.indexOf(event.keyCode)<0&&(prevented=!0,storedPrefix=null));let baseName,shiftName,ran=new Set,runFor=binding=>{if(binding){for(let cmd of binding.run)if(!ran.has(cmd)&&(ran.add(cmd),cmd(view,event)))return binding.stopPropagation&&(stopPropagation=!0),!0;binding.preventDefault&&(binding.stopPropagation&&(stopPropagation=!0),prevented=!0)}return!1},scopeObj=map[scope];return scopeObj&&(runFor(scopeObj[prefix+modifiers(name,event,!isChar)])?handled=!0:isChar&&(event.altKey||event.metaKey||event.ctrlKey)&&!(browser.windows&&event.ctrlKey&&event.altKey)&&(baseName=base[event.keyCode])&&baseName!=name?(runFor(scopeObj[prefix+modifiers(baseName,event,!0)])||event.shiftKey&&(shiftName=shift[event.keyCode])!=name&&shiftName!=baseName&&runFor(scopeObj[prefix+modifiers(shiftName,event,!1)]))&&(handled=!0):isChar&&event.shiftKey&&runFor(scopeObj[prefix+modifiers(name,event,!0)])&&(handled=!0),!handled&&runFor(scopeObj._any)&&(handled=!0)),prevented&&(handled=!0),handled&&stopPropagation&&event.stopPropagation(),handled}class RectangleMarker{constructor(className,left,top,width,height){this.className=className,this.left=left,this.top=top,this.width=width,this.height=height}draw(){let elt=document.createElement("div");return elt.className=this.className,this.adjust(elt),elt}update(elt,prev){return prev.className==this.className&&(this.adjust(elt),!0)}adjust(elt){elt.style.left=this.left+"px",elt.style.top=this.top+"px",null!=this.width&&(elt.style.width=this.width+"px"),elt.style.height=this.height+"px"}eq(p){return this.left==p.left&&this.top==p.top&&this.width==p.width&&this.height==p.height&&this.className==p.className}static forRange(view,className,range){if(range.empty){let pos=view.coordsAtPos(range.head,range.assoc||1);if(!pos)return[];let base=getBase(view);return[new RectangleMarker(className,pos.left-base.left,pos.top-base.top,null,pos.bottom-pos.top)]}return function(view,className,range){if(range.to<=view.viewport.from||range.from>=view.viewport.to)return[];let from=Math.max(range.from,view.viewport.from),to=Math.min(range.to,view.viewport.to),ltr=view.textDirection==Direction.LTR,content=view.contentDOM,contentRect=content.getBoundingClientRect(),base=getBase(view),lineElt=content.querySelector(".cm-line"),lineStyle=lineElt&&window.getComputedStyle(lineElt),leftSide=contentRect.left+(lineStyle?parseInt(lineStyle.paddingLeft)+Math.min(0,parseInt(lineStyle.textIndent)):0),rightSide=contentRect.right-(lineStyle?parseInt(lineStyle.paddingRight):0),startBlock=blockAt(view,from),endBlock=blockAt(view,to),visualStart=startBlock.type==BlockType.Text?startBlock:null,visualEnd=endBlock.type==BlockType.Text?endBlock:null;visualStart&&(view.lineWrapping||startBlock.widgetLineBreaks)&&(visualStart=wrappedLine(view,from,visualStart));visualEnd&&(view.lineWrapping||endBlock.widgetLineBreaks)&&(visualEnd=wrappedLine(view,to,visualEnd));if(visualStart&&visualEnd&&visualStart.from==visualEnd.from)return pieces(drawForLine(range.from,range.to,visualStart));{let top=visualStart?drawForLine(range.from,null,visualStart):drawForWidget(startBlock,!1),bottom=visualEnd?drawForLine(null,range.to,visualEnd):drawForWidget(endBlock,!0),between=[];return(visualStart||startBlock).to<(visualEnd||endBlock).from-(visualStart&&visualEnd?1:0)||startBlock.widgetLineBreaks>1&&top.bottom+view.defaultLineHeight/2<bottom.top?between.push(piece(leftSide,top.bottom,rightSide,bottom.top)):top.bottom<bottom.top&&view.elementAtHeight((top.bottom+bottom.top)/2).type==BlockType.Text&&(top.bottom=bottom.top=(top.bottom+bottom.top)/2),pieces(top).concat(between).concat(pieces(bottom))}function piece(left,top,right,bottom){return new RectangleMarker(className,left-base.left,top-base.top-.01,right-left,bottom-top+.01)}function pieces(_ref6){let{top:top,bottom:bottom,horizontal:horizontal}=_ref6,pieces=[];for(let i=0;i<horizontal.length;i+=2)pieces.push(piece(horizontal[i],top,horizontal[i+1],bottom));return pieces}function drawForLine(from,to,line){let top=1e9,bottom=-1e9,horizontal=[];function addSpan(from,fromOpen,to,toOpen,dir){let fromCoords=view.coordsAtPos(from,from==line.to?-2:2),toCoords=view.coordsAtPos(to,to==line.from?2:-2);fromCoords&&toCoords&&(top=Math.min(fromCoords.top,toCoords.top,top),bottom=Math.max(fromCoords.bottom,toCoords.bottom,bottom),dir==Direction.LTR?horizontal.push(ltr&&fromOpen?leftSide:fromCoords.left,ltr&&toOpen?rightSide:toCoords.right):horizontal.push(!ltr&&toOpen?leftSide:toCoords.left,!ltr&&fromOpen?rightSide:fromCoords.right))}let start=null!=from?from:line.from,end=null!=to?to:line.to;for(let r of view.visibleRanges)if(r.to>start&&r.from<end)for(let pos=Math.max(r.from,start),endPos=Math.min(r.to,end);;){let docLine=view.state.doc.lineAt(pos);for(let span of view.bidiSpans(docLine)){let spanFrom=span.from+docLine.from,spanTo=span.to+docLine.from;if(spanFrom>=endPos)break;spanTo>pos&&addSpan(Math.max(spanFrom,pos),null==from&&spanFrom<=start,Math.min(spanTo,endPos),null==to&&spanTo>=end,span.dir)}if(pos=docLine.to+1,pos>=endPos)break}return 0==horizontal.length&&addSpan(start,null==from,end,null==to,view.textDirection),{top:top,bottom:bottom,horizontal:horizontal}}function drawForWidget(block,top){let y=contentRect.top+(top?block.top:block.bottom);return{top:y,bottom:y,horizontal:[]}}}(view,className,range)}}function getBase(view){let rect=view.scrollDOM.getBoundingClientRect();return{left:(view.textDirection==Direction.LTR?rect.left:rect.right-view.scrollDOM.clientWidth*view.scaleX)-view.scrollDOM.scrollLeft*view.scaleX,top:rect.top-view.scrollDOM.scrollTop*view.scaleY}}function wrappedLine(view,pos,inside){let range=EditorSelection.cursor(pos);return{from:Math.max(inside.from,view.moveToLineBoundary(range,!1,!0).from),to:Math.min(inside.to,view.moveToLineBoundary(range,!0,!0).from),type:BlockType.Text}}class LayerView{constructor(view,layer){this.view=view,this.layer=layer,this.drawn=[],this.scaleX=1,this.scaleY=1,this.measureReq={read:this.measure.bind(this),write:this.draw.bind(this)},this.dom=view.scrollDOM.appendChild(document.createElement("div")),this.dom.classList.add("cm-layer"),layer.above&&this.dom.classList.add("cm-layer-above"),layer.class&&this.dom.classList.add(layer.class),this.scale(),this.dom.setAttribute("aria-hidden","true"),this.setOrder(view.state),view.requestMeasure(this.measureReq),layer.mount&&layer.mount(this.dom,view)}update(update){update.startState.facet(layerOrder)!=update.state.facet(layerOrder)&&this.setOrder(update.state),(this.layer.update(update,this.dom)||update.geometryChanged)&&(this.scale(),update.view.requestMeasure(this.measureReq))}docViewUpdate(view){!1!==this.layer.updateOnDocViewUpdate&&view.requestMeasure(this.measureReq)}setOrder(state){let pos=0,order=state.facet(layerOrder);for(;pos<order.length&&order[pos]!=this.layer;)pos++;this.dom.style.zIndex=String((this.layer.above?150:-1)-pos)}measure(){return this.layer.markers(this.view)}scale(){let{scaleX:scaleX,scaleY:scaleY}=this.view;scaleX==this.scaleX&&scaleY==this.scaleY||(this.scaleX=scaleX,this.scaleY=scaleY,this.dom.style.transform="scale(".concat(1/scaleX,", ").concat(1/scaleY,")"))}draw(markers){if(markers.length!=this.drawn.length||markers.some(((p,i)=>{return a=p,b=this.drawn[i],!(a.constructor==b.constructor&&a.eq(b));var a,b}))){let old=this.dom.firstChild,oldI=0;for(let marker of markers)marker.update&&old&&marker.constructor&&this.drawn[oldI].constructor&&marker.update(old,this.drawn[oldI])?(old=old.nextSibling,oldI++):this.dom.insertBefore(marker.draw(),old);for(;old;){let next=old.nextSibling;old.remove(),old=next}this.drawn=markers}}destroy(){this.layer.destroy&&this.layer.destroy(this.dom,this.view),this.dom.remove()}}const layerOrder=Facet.define();function layer(config){return[ViewPlugin.define((v=>new LayerView(v,config))),layerOrder.of(config)]}const CanHidePrimary=!browser.ios,selectionConfig=Facet.define({combine:configs=>combineConfig(configs,{cursorBlinkRate:1200,drawRangeCursor:!0},{cursorBlinkRate:(a,b)=>Math.min(a,b),drawRangeCursor:(a,b)=>a||b})});function drawSelection(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return[selectionConfig.of(config),cursorLayer,selectionLayer,hideNativeSelection,nativeSelectionHidden.of(!0)]}function configChanged(update){return update.startState.facet(selectionConfig)!=update.state.facet(selectionConfig)}const cursorLayer=layer({above:!0,markers(view){let{state:state}=view,conf=state.facet(selectionConfig),cursors=[];for(let r of state.selection.ranges){let prim=r==state.selection.main;if(r.empty?!prim||CanHidePrimary:conf.drawRangeCursor){let className=prim?"cm-cursor cm-cursor-primary":"cm-cursor cm-cursor-secondary",cursor=r.empty?r:EditorSelection.cursor(r.head,r.head>r.anchor?-1:1);for(let piece of RectangleMarker.forRange(view,className,cursor))cursors.push(piece)}}return cursors},update(update,dom){update.transactions.some((tr=>tr.selection))&&(dom.style.animationName="cm-blink"==dom.style.animationName?"cm-blink2":"cm-blink");let confChange=configChanged(update);return confChange&&setBlinkRate(update.state,dom),update.docChanged||update.selectionSet||confChange},mount(dom,view){setBlinkRate(view.state,dom)},class:"cm-cursorLayer"});function setBlinkRate(state,dom){dom.style.animationDuration=state.facet(selectionConfig).cursorBlinkRate+"ms"}const selectionLayer=layer({above:!1,markers:view=>view.state.selection.ranges.map((r=>r.empty?[]:RectangleMarker.forRange(view,"cm-selectionBackground",r))).reduce(((a,b)=>a.concat(b))),update:(update,dom)=>update.docChanged||update.selectionSet||update.viewportChanged||configChanged(update),class:"cm-selectionLayer"}),themeSpec={".cm-line":{"& ::selection":{backgroundColor:"transparent !important"},"&::selection":{backgroundColor:"transparent !important"}}};CanHidePrimary&&(themeSpec[".cm-line"].caretColor="transparent !important",themeSpec[".cm-content"]={caretColor:"transparent !important"});const hideNativeSelection=Prec.highest(EditorView.theme(themeSpec)),setDropCursorPos=StateEffect.define({map:(pos,mapping)=>null==pos?null:mapping.mapPos(pos)}),dropCursorPos=StateField.define({create:()=>null,update:(pos,tr)=>(null!=pos&&(pos=tr.changes.mapPos(pos)),tr.effects.reduce(((pos,e)=>e.is(setDropCursorPos)?e.value:pos),pos))}),drawDropCursor=ViewPlugin.fromClass(class{constructor(view){this.view=view,this.cursor=null,this.measureReq={read:this.readPos.bind(this),write:this.drawCursor.bind(this)}}update(update){var _a;let cursorPos=update.state.field(dropCursorPos);null==cursorPos?null!=this.cursor&&(null===(_a=this.cursor)||void 0===_a||_a.remove(),this.cursor=null):(this.cursor||(this.cursor=this.view.scrollDOM.appendChild(document.createElement("div")),this.cursor.className="cm-dropCursor"),(update.startState.field(dropCursorPos)!=cursorPos||update.docChanged||update.geometryChanged)&&this.view.requestMeasure(this.measureReq))}readPos(){let{view:view}=this,pos=view.state.field(dropCursorPos),rect=null!=pos&&view.coordsAtPos(pos);if(!rect)return null;let outer=view.scrollDOM.getBoundingClientRect();return{left:rect.left-outer.left+view.scrollDOM.scrollLeft*view.scaleX,top:rect.top-outer.top+view.scrollDOM.scrollTop*view.scaleY,height:rect.bottom-rect.top}}drawCursor(pos){if(this.cursor){let{scaleX:scaleX,scaleY:scaleY}=this.view;pos?(this.cursor.style.left=pos.left/scaleX+"px",this.cursor.style.top=pos.top/scaleY+"px",this.cursor.style.height=pos.height/scaleY+"px"):this.cursor.style.left="-100000px"}}destroy(){this.cursor&&this.cursor.remove()}setDropPos(pos){this.view.state.field(dropCursorPos)!=pos&&this.view.dispatch({effects:setDropCursorPos.of(pos)})}},{eventObservers:{dragover(event){this.setDropPos(this.view.posAtCoords({x:event.clientX,y:event.clientY}))},dragleave(event){event.target!=this.view.contentDOM&&this.view.contentDOM.contains(event.relatedTarget)||this.setDropPos(null)},dragend(){this.setDropPos(null)},drop(){this.setDropPos(null)}}});function iterMatches(doc,re,from,to,f){re.lastIndex=0;for(let m,cursor=doc.iterRange(from,to),pos=from;!cursor.next().done;pos+=cursor.value.length)if(!cursor.lineBreak)for(;m=re.exec(cursor.value);)f(pos+m.index,m)}class MatchDecorator{constructor(config){const{regexp:regexp,decoration:decoration,decorate:decorate,boundary:boundary,maxLength:maxLength=1e3}=config;if(!regexp.global)throw new RangeError("The regular expression given to MatchDecorator should have its 'g' flag set");if(this.regexp=regexp,decorate)this.addMatch=(match,view,from,add)=>decorate(add,from,from+match[0].length,match,view);else if("function"==typeof decoration)this.addMatch=(match,view,from,add)=>{let deco=decoration(match,view,from);deco&&add(from,from+match[0].length,deco)};else{if(!decoration)throw new RangeError("Either 'decorate' or 'decoration' should be provided to MatchDecorator");this.addMatch=(match,_view,from,add)=>add(from,from+match[0].length,decoration)}this.boundary=boundary,this.maxLength=maxLength}createDeco(view){let build=new RangeSetBuilder,add=build.add.bind(build);for(let{from:from,to:to}of function(view,maxLength){let visible=view.visibleRanges;if(1==visible.length&&visible[0].from==view.viewport.from&&visible[0].to==view.viewport.to)return visible;let result=[];for(let{from:from,to:to}of visible)from=Math.max(view.state.doc.lineAt(from).from,from-maxLength),to=Math.min(view.state.doc.lineAt(to).to,to+maxLength),result.length&&result[result.length-1].to>=from?result[result.length-1].to=to:result.push({from:from,to:to});return result}(view,this.maxLength))iterMatches(view.state.doc,this.regexp,from,to,((from,m)=>this.addMatch(m,view,from,add)));return build.finish()}updateDeco(update,deco){let changeFrom=1e9,changeTo=-1;return update.docChanged&&update.changes.iterChanges(((_f,_t,from,to)=>{to>update.view.viewport.from&&from<update.view.viewport.to&&(changeFrom=Math.min(from,changeFrom),changeTo=Math.max(to,changeTo))})),update.viewportChanged||changeTo-changeFrom>1e3?this.createDeco(update.view):changeTo>-1?this.updateRange(update.view,deco.map(update.changes),changeFrom,changeTo):deco}updateRange(view,deco,updateFrom,updateTo){for(let r of view.visibleRanges){let from=Math.max(r.from,updateFrom),to=Math.min(r.to,updateTo);if(to>from){let fromLine=view.state.doc.lineAt(from),toLine=fromLine.to<to?view.state.doc.lineAt(to):fromLine,start=Math.max(r.from,fromLine.from),end=Math.min(r.to,toLine.to);if(this.boundary){for(;from>fromLine.from;from--)if(this.boundary.test(fromLine.text[from-1-fromLine.from])){start=from;break}for(;to<toLine.to;to++)if(this.boundary.test(toLine.text[to-toLine.from])){end=to;break}}let m,ranges=[],add=(from,to,deco)=>ranges.push(deco.range(from,to));if(fromLine==toLine)for(this.regexp.lastIndex=start-fromLine.from;(m=this.regexp.exec(fromLine.text))&&m.index<end-fromLine.from;)this.addMatch(m,view,m.index+fromLine.from,add);else iterMatches(view.state.doc,this.regexp,start,end,((from,m)=>this.addMatch(m,view,from,add)));deco=deco.update({filterFrom:start,filterTo:end,filter:(from,to)=>from<start||to>end,add:ranges})}}return deco}}const UnicodeRegexpSupport=null!=/x/.unicode?"gu":"g",Specials=new RegExp("[\0-\b\n--Ÿ­؜​‎‏\u2028\u2029‭‮⁦⁧⁩\ufeff-]",UnicodeRegexpSupport),Names={0:"null",7:"bell",8:"backspace",10:"newline",11:"vertical tab",13:"carriage return",27:"escape",8203:"zero width space",8204:"zero width non-joiner",8205:"zero width joiner",8206:"left-to-right mark",8207:"right-to-left mark",8232:"line separator",8237:"left-to-right override",8238:"right-to-left override",8294:"left-to-right isolate",8295:"right-to-left isolate",8297:"pop directional isolate",8233:"paragraph separator",65279:"zero width no-break space",65532:"object replacement"};let _supportsTabSize=null;const specialCharConfig=Facet.define({combine(configs){let config=combineConfig(configs,{render:null,specialChars:Specials,addSpecialChars:null});return(config.replaceTabs=!function(){var _a;if(null==_supportsTabSize&&"undefined"!=typeof document&&document.body){let styles=document.body.style;_supportsTabSize=null!=(null!==(_a=styles.tabSize)&&void 0!==_a?_a:styles.MozTabSize)}return _supportsTabSize||!1}())&&(config.specialChars=new RegExp("\t|"+config.specialChars.source,UnicodeRegexpSupport)),config.addSpecialChars&&(config.specialChars=new RegExp(config.specialChars.source+"|"+config.addSpecialChars.source,UnicodeRegexpSupport)),config}});function highlightSpecialChars(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return[specialCharConfig.of(config),specialCharPlugin()]}let _plugin=null;function specialCharPlugin(){return _plugin||(_plugin=ViewPlugin.fromClass(class{constructor(view){this.view=view,this.decorations=Decoration.none,this.decorationCache=Object.create(null),this.decorator=this.makeDecorator(view.state.facet(specialCharConfig)),this.decorations=this.decorator.createDeco(view)}makeDecorator(conf){return new MatchDecorator({regexp:conf.specialChars,decoration:(m,view,pos)=>{let{doc:doc}=view.state,code=codePointAt(m[0],0);if(9==code){let line=doc.lineAt(pos),size=view.state.tabSize,col=countColumn(line.text,size,pos-line.from);return Decoration.replace({widget:new TabWidget((size-col%size)*this.view.defaultCharacterWidth/this.view.scaleX)})}return this.decorationCache[code]||(this.decorationCache[code]=Decoration.replace({widget:new SpecialCharWidget(conf,code)}))},boundary:conf.replaceTabs?void 0:/[^]/})}update(update){let conf=update.state.facet(specialCharConfig);update.startState.facet(specialCharConfig)!=conf?(this.decorator=this.makeDecorator(conf),this.decorations=this.decorator.createDeco(update.view)):this.decorations=this.decorator.updateDeco(update,this.decorations)}},{decorations:v=>v.decorations}))}class SpecialCharWidget extends WidgetType{constructor(options,code){super(),this.options=options,this.code=code}eq(other){return other.code==this.code}toDOM(view){let ph=function(code){return code>=32?"•":10==code?"␤":String.fromCharCode(9216+code)}(this.code),desc=view.state.phrase("Control character")+" "+(Names[this.code]||"0x"+this.code.toString(16)),custom=this.options.render&&this.options.render(this.code,desc,ph);if(custom)return custom;let span=document.createElement("span");return span.textContent=ph,span.title=desc,span.setAttribute("aria-label",desc),span.className="cm-specialChar",span}ignoreEvent(){return!1}}class TabWidget extends WidgetType{constructor(width){super(),this.width=width}eq(other){return other.width==this.width}toDOM(){let span=document.createElement("span");return span.textContent="\t",span.className="cm-tab",span.style.width=this.width+"px",span}ignoreEvent(){return!1}}const lineDeco=Decoration.line({class:"cm-activeLine"}),activeLineHighlighter=ViewPlugin.fromClass(class{constructor(view){this.decorations=this.getDeco(view)}update(update){(update.docChanged||update.selectionSet)&&(this.decorations=this.getDeco(update.view))}getDeco(view){let lastLineStart=-1,deco=[];for(let r of view.state.selection.ranges){let line=view.lineBlockAt(r.head);line.from>lastLineStart&&(deco.push(lineDeco.range(line.from)),lastLineStart=line.from)}return Decoration.set(deco)}},{decorations:v=>v.decorations});function getPos(view,event){let offset=view.posAtCoords({x:event.clientX,y:event.clientY},!1),line=view.state.doc.lineAt(offset),off=offset-line.from,col=off>2e3?-1:off==line.length?function(view,x){let ref=view.coordsAtPos(view.viewport.from);return ref?Math.round(Math.abs((ref.left-x)/view.defaultCharacterWidth)):-1}(view,event.clientX):countColumn(line.text,view.state.tabSize,offset-line.from);return{line:line.number,col:col,off:off}}function rectangleSelectionStyle(view,event){let start=getPos(view,event),startSel=view.state.selection;return start?{update(update){if(update.docChanged){let newStart=update.changes.mapPos(update.startState.doc.line(start.line).from),newLine=update.state.doc.lineAt(newStart);start={line:newLine.number,col:start.col,off:Math.min(start.off,newLine.length)},startSel=startSel.map(update.changes)}},get(event,_extend,multiple){let cur=getPos(view,event);if(!cur)return startSel;let ranges=function(state,a,b){let startLine=Math.min(a.line,b.line),endLine=Math.max(a.line,b.line),ranges=[];if(a.off>2e3||b.off>2e3||a.col<0||b.col<0){let startOff=Math.min(a.off,b.off),endOff=Math.max(a.off,b.off);for(let i=startLine;i<=endLine;i++){let line=state.doc.line(i);line.length<=endOff&&ranges.push(EditorSelection.range(line.from+startOff,line.to+endOff))}}else{let startCol=Math.min(a.col,b.col),endCol=Math.max(a.col,b.col);for(let i=startLine;i<=endLine;i++){let line=state.doc.line(i),start=findColumn(line.text,startCol,state.tabSize,!0);if(start<0)ranges.push(EditorSelection.cursor(line.to));else{let end=findColumn(line.text,endCol,state.tabSize);ranges.push(EditorSelection.range(line.from+start,line.from+end))}}}return ranges}(view.state,start,cur);return ranges.length?multiple?EditorSelection.create(ranges.concat(startSel.ranges)):EditorSelection.create(ranges):startSel}}:null}function rectangularSelection(options){let filter=(null==options?void 0:options.eventFilter)||(e=>e.altKey&&0==e.button);return EditorView.mouseSelectionStyle.of(((view,event)=>filter(event)?rectangleSelectionStyle(view,event):null))}const keys={Alt:[18,e=>!!e.altKey],Control:[17,e=>!!e.ctrlKey],Shift:[16,e=>!!e.shiftKey],Meta:[91,e=>!!e.metaKey]},showCrosshair={style:"cursor: crosshair"};function crosshairCursor(){let options=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},[code,getter]=keys[options.key||"Alt"],plugin=ViewPlugin.fromClass(class{constructor(view){this.view=view,this.isDown=!1}set(isDown){this.isDown!=isDown&&(this.isDown=isDown,this.view.update([]))}},{eventObservers:{keydown(e){this.set(e.keyCode==code||getter(e))},keyup(e){e.keyCode!=code&&getter(e)||this.set(!1)},mousemove(e){this.set(getter(e))}}});return[plugin,EditorView.contentAttributes.of((view=>{var _a;return(null===(_a=view.plugin(plugin))||void 0===_a?void 0:_a.isDown)?showCrosshair:null}))]}class TooltipViewManager{constructor(view,facet,createTooltipView,removeTooltipView){this.facet=facet,this.createTooltipView=createTooltipView,this.removeTooltipView=removeTooltipView,this.input=view.state.facet(facet),this.tooltips=this.input.filter((t=>t));let prev=null;this.tooltipViews=this.tooltips.map((t=>prev=createTooltipView(t,prev)))}update(update,above){var _a;let input=update.state.facet(this.facet),tooltips=input.filter((x=>x));if(input===this.input){for(let t of this.tooltipViews)t.update&&t.update(update);return!1}let tooltipViews=[],newAbove=above?[]:null;for(let i=0;i<tooltips.length;i++){let tip=tooltips[i],known=-1;if(tip){for(let i=0;i<this.tooltips.length;i++){let other=this.tooltips[i];other&&other.create==tip.create&&(known=i)}if(known<0)tooltipViews[i]=this.createTooltipView(tip,i?tooltipViews[i-1]:null),newAbove&&(newAbove[i]=!!tip.above);else{let tooltipView=tooltipViews[i]=this.tooltipViews[known];newAbove&&(newAbove[i]=above[known]),tooltipView.update&&tooltipView.update(update)}}}for(let t of this.tooltipViews)tooltipViews.indexOf(t)<0&&(this.removeTooltipView(t),null===(_a=t.destroy)||void 0===_a||_a.call(t));return above&&(newAbove.forEach(((val,i)=>above[i]=val)),above.length=newAbove.length),this.input=input,this.tooltips=tooltips,this.tooltipViews=tooltipViews,!0}}function windowSpace(view){let{win:win}=view;return{top:0,left:0,bottom:win.innerHeight,right:win.innerWidth}}const tooltipConfig=Facet.define({combine:values=>{var _a,_b,_c;return{position:browser.ios?"absolute":(null===(_a=values.find((conf=>conf.position)))||void 0===_a?void 0:_a.position)||"fixed",parent:(null===(_b=values.find((conf=>conf.parent)))||void 0===_b?void 0:_b.parent)||null,tooltipSpace:(null===(_c=values.find((conf=>conf.tooltipSpace)))||void 0===_c?void 0:_c.tooltipSpace)||windowSpace}}}),knownHeight=new WeakMap,tooltipPlugin=ViewPlugin.fromClass(class{constructor(view){this.view=view,this.above=[],this.inView=!0,this.madeAbsolute=!1,this.lastTransaction=0,this.measureTimeout=-1;let config=view.state.facet(tooltipConfig);this.position=config.position,this.parent=config.parent,this.classes=view.themeClasses,this.createContainer(),this.measureReq={read:this.readMeasure.bind(this),write:this.writeMeasure.bind(this),key:this},this.resizeObserver="function"==typeof ResizeObserver?new ResizeObserver((()=>this.measureSoon())):null,this.manager=new TooltipViewManager(view,showTooltip,((t,p)=>this.createTooltip(t,p)),(t=>{this.resizeObserver&&this.resizeObserver.unobserve(t.dom),t.dom.remove()})),this.above=this.manager.tooltips.map((t=>!!t.above)),this.intersectionObserver="function"==typeof IntersectionObserver?new IntersectionObserver((entries=>{Date.now()>this.lastTransaction-50&&entries.length>0&&entries[entries.length-1].intersectionRatio<1&&this.measureSoon()}),{threshold:[1]}):null,this.observeIntersection(),view.win.addEventListener("resize",this.measureSoon=this.measureSoon.bind(this)),this.maybeMeasure()}createContainer(){this.parent?(this.container=document.createElement("div"),this.container.style.position="relative",this.container.className=this.view.themeClasses,this.parent.appendChild(this.container)):this.container=this.view.dom}observeIntersection(){if(this.intersectionObserver){this.intersectionObserver.disconnect();for(let tooltip of this.manager.tooltipViews)this.intersectionObserver.observe(tooltip.dom)}}measureSoon(){this.measureTimeout<0&&(this.measureTimeout=setTimeout((()=>{this.measureTimeout=-1,this.maybeMeasure()}),50))}update(update){update.transactions.length&&(this.lastTransaction=Date.now());let updated=this.manager.update(update,this.above);updated&&this.observeIntersection();let shouldMeasure=updated||update.geometryChanged,newConfig=update.state.facet(tooltipConfig);if(newConfig.position!=this.position&&!this.madeAbsolute){this.position=newConfig.position;for(let t of this.manager.tooltipViews)t.dom.style.position=this.position;shouldMeasure=!0}if(newConfig.parent!=this.parent){this.parent&&this.container.remove(),this.parent=newConfig.parent,this.createContainer();for(let t of this.manager.tooltipViews)this.container.appendChild(t.dom);shouldMeasure=!0}else this.parent&&this.view.themeClasses!=this.classes&&(this.classes=this.container.className=this.view.themeClasses);shouldMeasure&&this.maybeMeasure()}createTooltip(tooltip,prev){let tooltipView=tooltip.create(this.view),before=prev?prev.dom:null;if(tooltipView.dom.classList.add("cm-tooltip"),tooltip.arrow&&!tooltipView.dom.querySelector(".cm-tooltip > .cm-tooltip-arrow")){let arrow=document.createElement("div");arrow.className="cm-tooltip-arrow",tooltipView.dom.insertBefore(arrow,before)}return tooltipView.dom.style.position=this.position,tooltipView.dom.style.top="-10000px",tooltipView.dom.style.left="0px",this.container.insertBefore(tooltipView.dom,before),tooltipView.mount&&tooltipView.mount(this.view),this.resizeObserver&&this.resizeObserver.observe(tooltipView.dom),tooltipView}destroy(){var _a,_b,_c;this.view.win.removeEventListener("resize",this.measureSoon);for(let tooltipView of this.manager.tooltipViews)tooltipView.dom.remove(),null===(_a=tooltipView.destroy)||void 0===_a||_a.call(tooltipView);this.parent&&this.container.remove(),null===(_b=this.resizeObserver)||void 0===_b||_b.disconnect(),null===(_c=this.intersectionObserver)||void 0===_c||_c.disconnect(),clearTimeout(this.measureTimeout)}readMeasure(){let editor=this.view.dom.getBoundingClientRect(),scaleX=1,scaleY=1,makeAbsolute=!1;if("fixed"==this.position&&this.manager.tooltipViews.length){let{dom:dom}=this.manager.tooltipViews[0];if(browser.gecko)makeAbsolute=dom.offsetParent!=this.container.ownerDocument.body;else if("-10000px"==dom.style.top&&"0px"==dom.style.left){let rect=dom.getBoundingClientRect();makeAbsolute=Math.abs(rect.top+1e4)>1||Math.abs(rect.left)>1}}if(makeAbsolute||"absolute"==this.position)if(this.parent){let rect=this.parent.getBoundingClientRect();rect.width&&rect.height&&(scaleX=rect.width/this.parent.offsetWidth,scaleY=rect.height/this.parent.offsetHeight)}else({scaleX:scaleX,scaleY:scaleY}=this.view.viewState);return{editor:editor,parent:this.parent?this.container.getBoundingClientRect():editor,pos:this.manager.tooltips.map(((t,i)=>{let tv=this.manager.tooltipViews[i];return tv.getCoords?tv.getCoords(t.pos):this.view.coordsAtPos(t.pos)})),size:this.manager.tooltipViews.map((_ref7=>{let{dom:dom}=_ref7;return dom.getBoundingClientRect()})),space:this.view.state.facet(tooltipConfig).tooltipSpace(this.view),scaleX:scaleX,scaleY:scaleY,makeAbsolute:makeAbsolute}}writeMeasure(measured){var _a;if(measured.makeAbsolute){this.madeAbsolute=!0,this.position="absolute";for(let t of this.manager.tooltipViews)t.dom.style.position="absolute"}let{editor:editor,space:space,scaleX:scaleX,scaleY:scaleY}=measured,others=[];for(let i=0;i<this.manager.tooltips.length;i++){let tooltip=this.manager.tooltips[i],tView=this.manager.tooltipViews[i],{dom:dom}=tView,pos=measured.pos[i],size=measured.size[i];if(!pos||pos.bottom<=Math.max(editor.top,space.top)||pos.top>=Math.min(editor.bottom,space.bottom)||pos.right<Math.max(editor.left,space.left)-.1||pos.left>Math.min(editor.right,space.right)+.1){dom.style.top="-10000px";continue}let arrow=tooltip.arrow?tView.dom.querySelector(".cm-tooltip-arrow"):null,arrowHeight=arrow?7:0,width=size.right-size.left,height=null!==(_a=knownHeight.get(tView))&&void 0!==_a?_a:size.bottom-size.top,offset=tView.offset||noOffset,ltr=this.view.textDirection==Direction.LTR,left=size.width>space.right-space.left?ltr?space.left:space.right-size.width:ltr?Math.min(pos.left-(arrow?14:0)+offset.x,space.right-width):Math.max(space.left,pos.left-width+(arrow?14:0)-offset.x),above=this.above[i];!tooltip.strictSide&&(above?pos.top-(size.bottom-size.top)-offset.y<space.top:pos.bottom+(size.bottom-size.top)+offset.y>space.bottom)&&above==space.bottom-pos.bottom>pos.top-space.top&&(above=this.above[i]=!above);let spaceVert=(above?pos.top-space.top:space.bottom-pos.bottom)-arrowHeight;if(spaceVert<height&&!1!==tView.resize){if(spaceVert<this.view.defaultLineHeight){dom.style.top="-10000px";continue}knownHeight.set(tView,height),dom.style.height=(height=spaceVert)/scaleY+"px"}else dom.style.height&&(dom.style.height="");let top=above?pos.top-height-arrowHeight-offset.y:pos.bottom+arrowHeight+offset.y,right=left+width;if(!0!==tView.overlap)for(let r of others)r.left<right&&r.right>left&&r.top<top+height&&r.bottom>top&&(top=above?r.top-height-2-arrowHeight:r.bottom+arrowHeight+2);if("absolute"==this.position?(dom.style.top=(top-measured.parent.top)/scaleY+"px",dom.style.left=(left-measured.parent.left)/scaleX+"px"):(dom.style.top=top/scaleY+"px",dom.style.left=left/scaleX+"px"),arrow){let arrowLeft=pos.left+(ltr?offset.x:-offset.x)-(left+14-7);arrow.style.left=arrowLeft/scaleX+"px"}!0!==tView.overlap&&others.push({left:left,top:top,right:right,bottom:top+height}),dom.classList.toggle("cm-tooltip-above",above),dom.classList.toggle("cm-tooltip-below",!above),tView.positioned&&tView.positioned(measured.space)}}maybeMeasure(){if(this.manager.tooltips.length&&(this.view.inView&&this.view.requestMeasure(this.measureReq),this.inView!=this.view.inView&&(this.inView=this.view.inView,!this.inView)))for(let tv of this.manager.tooltipViews)tv.dom.style.top="-10000px"}},{eventObservers:{scroll(){this.maybeMeasure()}}}),baseTheme$4=EditorView.baseTheme({".cm-tooltip":{zIndex:100,boxSizing:"border-box"},"&light .cm-tooltip":{border:"1px solid #bbb",backgroundColor:"#f5f5f5"},"&light .cm-tooltip-section:not(:first-child)":{borderTop:"1px solid #bbb"},"&dark .cm-tooltip":{backgroundColor:"#333338",color:"white"},".cm-tooltip-arrow":{height:"".concat(7,"px"),width:"".concat(14,"px"),position:"absolute",zIndex:-1,overflow:"hidden","&:before, &:after":{content:"''",position:"absolute",width:0,height:0,borderLeft:"".concat(7,"px solid transparent"),borderRight:"".concat(7,"px solid transparent")},".cm-tooltip-above &":{bottom:"-".concat(7,"px"),"&:before":{borderTop:"".concat(7,"px solid #bbb")},"&:after":{borderTop:"".concat(7,"px solid #f5f5f5"),bottom:"1px"}},".cm-tooltip-below &":{top:"-".concat(7,"px"),"&:before":{borderBottom:"".concat(7,"px solid #bbb")},"&:after":{borderBottom:"".concat(7,"px solid #f5f5f5"),top:"1px"}}},"&dark .cm-tooltip .cm-tooltip-arrow":{"&:before":{borderTopColor:"#333338",borderBottomColor:"#333338"},"&:after":{borderTopColor:"transparent",borderBottomColor:"transparent"}}}),noOffset={x:0,y:0},showTooltip=Facet.define({enables:[tooltipPlugin,baseTheme$4]}),showHoverTooltip=Facet.define({combine:inputs=>inputs.reduce(((a,i)=>a.concat(i)),[])});class HoverTooltipHost{static create(view){return new HoverTooltipHost(view)}constructor(view){this.view=view,this.mounted=!1,this.dom=document.createElement("div"),this.dom.classList.add("cm-tooltip-hover"),this.manager=new TooltipViewManager(view,showHoverTooltip,((t,p)=>this.createHostedView(t,p)),(t=>t.dom.remove()))}createHostedView(tooltip,prev){let hostedView=tooltip.create(this.view);return hostedView.dom.classList.add("cm-tooltip-section"),this.dom.insertBefore(hostedView.dom,prev?prev.dom.nextSibling:this.dom.firstChild),this.mounted&&hostedView.mount&&hostedView.mount(this.view),hostedView}mount(view){for(let hostedView of this.manager.tooltipViews)hostedView.mount&&hostedView.mount(view);this.mounted=!0}positioned(space){for(let hostedView of this.manager.tooltipViews)hostedView.positioned&&hostedView.positioned(space)}update(update){this.manager.update(update)}destroy(){var _a;for(let t of this.manager.tooltipViews)null===(_a=t.destroy)||void 0===_a||_a.call(t)}passProp(name){let value;for(let view of this.manager.tooltipViews){let given=view[name];if(void 0!==given)if(void 0===value)value=given;else if(value!==given)return}return value}get offset(){return this.passProp("offset")}get getCoords(){return this.passProp("getCoords")}get overlap(){return this.passProp("overlap")}get resize(){return this.passProp("resize")}}const showHoverTooltipHost=showTooltip.compute([showHoverTooltip],(state=>{let tooltips=state.facet(showHoverTooltip);return 0===tooltips.length?null:{pos:Math.min(...tooltips.map((t=>t.pos))),end:Math.max(...tooltips.map((t=>{var _a;return null!==(_a=t.end)&&void 0!==_a?_a:t.pos}))),create:HoverTooltipHost.create,above:tooltips[0].above,arrow:tooltips.some((t=>t.arrow))}}));class HoverPlugin{constructor(view,source,field,setHover,hoverTime){this.view=view,this.source=source,this.field=field,this.setHover=setHover,this.hoverTime=hoverTime,this.hoverTimeout=-1,this.restartTimeout=-1,this.pending=null,this.lastMove={x:0,y:0,target:view.dom,time:0},this.checkHover=this.checkHover.bind(this),view.dom.addEventListener("mouseleave",this.mouseleave=this.mouseleave.bind(this)),view.dom.addEventListener("mousemove",this.mousemove=this.mousemove.bind(this))}update(){this.pending&&(this.pending=null,clearTimeout(this.restartTimeout),this.restartTimeout=setTimeout((()=>this.startHover()),20))}get active(){return this.view.state.field(this.field)}checkHover(){if(this.hoverTimeout=-1,this.active.length)return;let hovered=Date.now()-this.lastMove.time;hovered<this.hoverTime?this.hoverTimeout=setTimeout(this.checkHover,this.hoverTime-hovered):this.startHover()}startHover(){clearTimeout(this.restartTimeout);let{view:view,lastMove:lastMove}=this,desc=view.docView.nearest(lastMove.target);if(!desc)return;let pos,side=1;if(desc instanceof WidgetView)pos=desc.posAtStart;else{if(pos=view.posAtCoords(lastMove),null==pos)return;let posCoords=view.coordsAtPos(pos);if(!posCoords||lastMove.y<posCoords.top||lastMove.y>posCoords.bottom||lastMove.x<posCoords.left-view.defaultCharacterWidth||lastMove.x>posCoords.right+view.defaultCharacterWidth)return;let bidi=view.bidiSpans(view.state.doc.lineAt(pos)).find((s=>s.from<=pos&&s.to>=pos)),rtl=bidi&&bidi.dir==Direction.RTL?-1:1;side=lastMove.x<posCoords.left?-rtl:rtl}let open=this.source(view,pos,side);if(null==open?void 0:open.then){let pending=this.pending={pos:pos};open.then((result=>{this.pending==pending&&(this.pending=null,!result||Array.isArray(result)&&!result.length||view.dispatch({effects:this.setHover.of(Array.isArray(result)?result:[result])}))}),(e=>logException(view.state,e,"hover tooltip")))}else!open||Array.isArray(open)&&!open.length||view.dispatch({effects:this.setHover.of(Array.isArray(open)?open:[open])})}get tooltip(){let plugin=this.view.plugin(tooltipPlugin),index=plugin?plugin.manager.tooltips.findIndex((t=>t.create==HoverTooltipHost.create)):-1;return index>-1?plugin.manager.tooltipViews[index]:null}mousemove(event){var _a,_b;this.lastMove={x:event.clientX,y:event.clientY,target:event.target,time:Date.now()},this.hoverTimeout<0&&(this.hoverTimeout=setTimeout(this.checkHover,this.hoverTime));let{active:active,tooltip:tooltip}=this;if(active.length&&tooltip&&!function(tooltip,event){let rect=tooltip.getBoundingClientRect();return event.clientX>=rect.left-4&&event.clientX<=rect.right+4&&event.clientY>=rect.top-4&&event.clientY<=rect.bottom+4}(tooltip.dom,event)||this.pending){let{pos:pos}=active[0]||this.pending,end=null!==(_b=null===(_a=active[0])||void 0===_a?void 0:_a.end)&&void 0!==_b?_b:pos;(pos==end?this.view.posAtCoords(this.lastMove)==pos:function(view,from,to,x,y,margin){let rect=view.scrollDOM.getBoundingClientRect(),docBottom=view.documentTop+view.documentPadding.top+view.contentHeight;if(rect.left>x||rect.right<x||rect.top>y||Math.min(rect.bottom,docBottom)<y)return!1;let pos=view.posAtCoords({x:x,y:y},!1);return pos>=from&&pos<=to}(this.view,pos,end,event.clientX,event.clientY))||(this.view.dispatch({effects:this.setHover.of([])}),this.pending=null)}}mouseleave(event){clearTimeout(this.hoverTimeout),this.hoverTimeout=-1;let{active:active}=this;if(active.length){let{tooltip:tooltip}=this;tooltip&&tooltip.dom.contains(event.relatedTarget)?this.watchTooltipLeave(tooltip.dom):this.view.dispatch({effects:this.setHover.of([])})}}watchTooltipLeave(tooltip){let watch=event=>{tooltip.removeEventListener("mouseleave",watch),this.active.length&&!this.view.dom.contains(event.relatedTarget)&&this.view.dispatch({effects:this.setHover.of([])})};tooltip.addEventListener("mouseleave",watch)}destroy(){clearTimeout(this.hoverTimeout),this.view.dom.removeEventListener("mouseleave",this.mouseleave),this.view.dom.removeEventListener("mousemove",this.mousemove)}}function getTooltip(view,tooltip){let plugin=view.plugin(tooltipPlugin);if(!plugin)return null;let found=plugin.manager.tooltips.indexOf(tooltip);return found<0?null:plugin.manager.tooltipViews[found]}const closeHoverTooltipEffect=StateEffect.define(),panelConfig=Facet.define({combine(configs){let topContainer,bottomContainer;for(let c of configs)topContainer=topContainer||c.topContainer,bottomContainer=bottomContainer||c.bottomContainer;return{topContainer:topContainer,bottomContainer:bottomContainer}}});function getPanel(view,panel){let plugin=view.plugin(panelPlugin),index=plugin?plugin.specs.indexOf(panel):-1;return index>-1?plugin.panels[index]:null}const panelPlugin=ViewPlugin.fromClass(class{constructor(view){this.input=view.state.facet(showPanel),this.specs=this.input.filter((s=>s)),this.panels=this.specs.map((spec=>spec(view)));let conf=view.state.facet(panelConfig);this.top=new PanelGroup(view,!0,conf.topContainer),this.bottom=new PanelGroup(view,!1,conf.bottomContainer),this.top.sync(this.panels.filter((p=>p.top))),this.bottom.sync(this.panels.filter((p=>!p.top)));for(let p of this.panels)p.dom.classList.add("cm-panel"),p.mount&&p.mount()}update(update){let conf=update.state.facet(panelConfig);this.top.container!=conf.topContainer&&(this.top.sync([]),this.top=new PanelGroup(update.view,!0,conf.topContainer)),this.bottom.container!=conf.bottomContainer&&(this.bottom.sync([]),this.bottom=new PanelGroup(update.view,!1,conf.bottomContainer)),this.top.syncClasses(),this.bottom.syncClasses();let input=update.state.facet(showPanel);if(input!=this.input){let specs=input.filter((x=>x)),panels=[],top=[],bottom=[],mount=[];for(let spec of specs){let panel,known=this.specs.indexOf(spec);known<0?(panel=spec(update.view),mount.push(panel)):(panel=this.panels[known],panel.update&&panel.update(update)),panels.push(panel),(panel.top?top:bottom).push(panel)}this.specs=specs,this.panels=panels,this.top.sync(top),this.bottom.sync(bottom);for(let p of mount)p.dom.classList.add("cm-panel"),p.mount&&p.mount()}else for(let p of this.panels)p.update&&p.update(update)}destroy(){this.top.sync([]),this.bottom.sync([])}},{provide:plugin=>EditorView.scrollMargins.of((view=>{let value=view.plugin(plugin);return value&&{top:value.top.scrollMargin(),bottom:value.bottom.scrollMargin()}}))});class PanelGroup{constructor(view,top,container){this.view=view,this.top=top,this.container=container,this.dom=void 0,this.classes="",this.panels=[],this.syncClasses()}sync(panels){for(let p of this.panels)p.destroy&&panels.indexOf(p)<0&&p.destroy();this.panels=panels,this.syncDOM()}syncDOM(){if(0==this.panels.length)return void(this.dom&&(this.dom.remove(),this.dom=void 0));if(!this.dom){this.dom=document.createElement("div"),this.dom.className=this.top?"cm-panels cm-panels-top":"cm-panels cm-panels-bottom",this.dom.style[this.top?"top":"bottom"]="0";let parent=this.container||this.view.dom;parent.insertBefore(this.dom,this.top?parent.firstChild:null)}let curDOM=this.dom.firstChild;for(let panel of this.panels)if(panel.dom.parentNode==this.dom){for(;curDOM!=panel.dom;)curDOM=rm(curDOM);curDOM=curDOM.nextSibling}else this.dom.insertBefore(panel.dom,curDOM);for(;curDOM;)curDOM=rm(curDOM)}scrollMargin(){return!this.dom||this.container?0:Math.max(0,this.top?this.dom.getBoundingClientRect().bottom-Math.max(0,this.view.scrollDOM.getBoundingClientRect().top):Math.min(innerHeight,this.view.scrollDOM.getBoundingClientRect().bottom)-this.dom.getBoundingClientRect().top)}syncClasses(){if(this.container&&this.classes!=this.view.themeClasses){for(let cls of this.classes.split(" "))cls&&this.container.classList.remove(cls);for(let cls of(this.classes=this.view.themeClasses).split(" "))cls&&this.container.classList.add(cls)}}}function rm(node){let next=node.nextSibling;return node.remove(),next}const showPanel=Facet.define({enables:panelPlugin});class GutterMarker extends RangeValue{compare(other){return this==other||this.constructor==other.constructor&&this.eq(other)}eq(other){return!1}destroy(dom){}}GutterMarker.prototype.elementClass="",GutterMarker.prototype.toDOM=void 0,GutterMarker.prototype.mapMode=MapMode.TrackBefore,GutterMarker.prototype.startSide=GutterMarker.prototype.endSide=-1,GutterMarker.prototype.point=!0;const gutterLineClass=Facet.define(),defaults$1={class:"",renderEmptyElements:!1,elementStyle:"",markers:()=>RangeSet.empty,lineMarker:()=>null,widgetMarker:()=>null,lineMarkerChange:null,initialSpacer:null,updateSpacer:null,domEventHandlers:{}},activeGutters=Facet.define();function gutter(config){return[gutters(),activeGutters.of(Object.assign(Object.assign({},defaults$1),config))]}const unfixGutters=Facet.define({combine:values=>values.some((x=>x))});function gutters(config){let result=[gutterView];return config&&!1===config.fixed&&result.push(unfixGutters.of(!0)),result}const gutterView=ViewPlugin.fromClass(class{constructor(view){this.view=view,this.prevViewport=view.viewport,this.dom=document.createElement("div"),this.dom.className="cm-gutters",this.dom.setAttribute("aria-hidden","true"),this.dom.style.minHeight=this.view.contentHeight/this.view.scaleY+"px",this.gutters=view.state.facet(activeGutters).map((conf=>new SingleGutterView(view,conf)));for(let gutter of this.gutters)this.dom.appendChild(gutter.dom);this.fixed=!view.state.facet(unfixGutters),this.fixed&&(this.dom.style.position="sticky"),this.syncGutters(!1),view.scrollDOM.insertBefore(this.dom,view.contentDOM)}update(update){if(this.updateGutters(update)){let vpA=this.prevViewport,vpB=update.view.viewport,vpOverlap=Math.min(vpA.to,vpB.to)-Math.max(vpA.from,vpB.from);this.syncGutters(vpOverlap<.8*(vpB.to-vpB.from))}update.geometryChanged&&(this.dom.style.minHeight=this.view.contentHeight/this.view.scaleY+"px"),this.view.state.facet(unfixGutters)!=!this.fixed&&(this.fixed=!this.fixed,this.dom.style.position=this.fixed?"sticky":""),this.prevViewport=update.view.viewport}syncGutters(detach){let after=this.dom.nextSibling;detach&&this.dom.remove();let lineClasses=RangeSet.iter(this.view.state.facet(gutterLineClass),this.view.viewport.from),classSet=[],contexts=this.gutters.map((gutter=>new UpdateContext(gutter,this.view.viewport,-this.view.documentPadding.top)));for(let line of this.view.viewportLineBlocks)if(classSet.length&&(classSet=[]),Array.isArray(line.type)){let first=!0;for(let b of line.type)if(b.type==BlockType.Text&&first){advanceCursor(lineClasses,classSet,b.from);for(let cx of contexts)cx.line(this.view,b,classSet);first=!1}else if(b.widget)for(let cx of contexts)cx.widget(this.view,b)}else if(line.type==BlockType.Text){advanceCursor(lineClasses,classSet,line.from);for(let cx of contexts)cx.line(this.view,line,classSet)}else if(line.widget)for(let cx of contexts)cx.widget(this.view,line);for(let cx of contexts)cx.finish();detach&&this.view.scrollDOM.insertBefore(this.dom,after)}updateGutters(update){let prev=update.startState.facet(activeGutters),cur=update.state.facet(activeGutters),change=update.docChanged||update.heightChanged||update.viewportChanged||!RangeSet.eq(update.startState.facet(gutterLineClass),update.state.facet(gutterLineClass),update.view.viewport.from,update.view.viewport.to);if(prev==cur)for(let gutter of this.gutters)gutter.update(update)&&(change=!0);else{change=!0;let gutters=[];for(let conf of cur){let known=prev.indexOf(conf);known<0?gutters.push(new SingleGutterView(this.view,conf)):(this.gutters[known].update(update),gutters.push(this.gutters[known]))}for(let g of this.gutters)g.dom.remove(),gutters.indexOf(g)<0&&g.destroy();for(let g of gutters)this.dom.appendChild(g.dom);this.gutters=gutters}return change}destroy(){for(let view of this.gutters)view.destroy();this.dom.remove()}},{provide:plugin=>EditorView.scrollMargins.of((view=>{let value=view.plugin(plugin);return value&&0!=value.gutters.length&&value.fixed?view.textDirection==Direction.LTR?{left:value.dom.offsetWidth*view.scaleX}:{right:value.dom.offsetWidth*view.scaleX}:null}))});function asArray(val){return Array.isArray(val)?val:[val]}function advanceCursor(cursor,collect,pos){for(;cursor.value&&cursor.from<=pos;)cursor.from==pos&&collect.push(cursor.value),cursor.next()}class UpdateContext{constructor(gutter,viewport,height){this.gutter=gutter,this.height=height,this.i=0,this.cursor=RangeSet.iter(gutter.markers,viewport.from)}addElement(view,block,markers){let{gutter:gutter}=this,above=(block.top-this.height)/view.scaleY,height=block.height/view.scaleY;if(this.i==gutter.elements.length){let newElt=new GutterElement(view,height,above,markers);gutter.elements.push(newElt),gutter.dom.appendChild(newElt.dom)}else gutter.elements[this.i].update(view,height,above,markers);this.height=block.bottom,this.i++}line(view,line,extraMarkers){let localMarkers=[];advanceCursor(this.cursor,localMarkers,line.from),extraMarkers.length&&(localMarkers=localMarkers.concat(extraMarkers));let forLine=this.gutter.config.lineMarker(view,line,localMarkers);forLine&&localMarkers.unshift(forLine);let gutter=this.gutter;(0!=localMarkers.length||gutter.config.renderEmptyElements)&&this.addElement(view,line,localMarkers)}widget(view,block){let marker=this.gutter.config.widgetMarker(view,block.widget,block);marker&&this.addElement(view,block,[marker])}finish(){let gutter=this.gutter;for(;gutter.elements.length>this.i;){let last=gutter.elements.pop();gutter.dom.removeChild(last.dom),last.destroy()}}}class SingleGutterView{constructor(view,config){this.view=view,this.config=config,this.elements=[],this.spacer=null,this.dom=document.createElement("div"),this.dom.className="cm-gutter"+(this.config.class?" "+this.config.class:"");for(let prop in config.domEventHandlers)this.dom.addEventListener(prop,(event=>{let y,target=event.target;if(target!=this.dom&&this.dom.contains(target)){for(;target.parentNode!=this.dom;)target=target.parentNode;let rect=target.getBoundingClientRect();y=(rect.top+rect.bottom)/2}else y=event.clientY;let line=view.lineBlockAtHeight(y-view.documentTop);config.domEventHandlers[prop](view,line,event)&&event.preventDefault()}));this.markers=asArray(config.markers(view)),config.initialSpacer&&(this.spacer=new GutterElement(view,0,0,[config.initialSpacer(view)]),this.dom.appendChild(this.spacer.dom),this.spacer.dom.style.cssText+="visibility: hidden; pointer-events: none")}update(update){let prevMarkers=this.markers;if(this.markers=asArray(this.config.markers(update.view)),this.spacer&&this.config.updateSpacer){let updated=this.config.updateSpacer(this.spacer.markers[0],update);updated!=this.spacer.markers[0]&&this.spacer.update(update.view,0,0,[updated])}let vp=update.view.viewport;return!RangeSet.eq(this.markers,prevMarkers,vp.from,vp.to)||!!this.config.lineMarkerChange&&this.config.lineMarkerChange(update)}destroy(){for(let elt of this.elements)elt.destroy()}}class GutterElement{constructor(view,height,above,markers){this.height=-1,this.above=0,this.markers=[],this.dom=document.createElement("div"),this.dom.className="cm-gutterElement",this.update(view,height,above,markers)}update(view,height,above,markers){this.height!=height&&(this.height=height,this.dom.style.height=height+"px"),this.above!=above&&(this.dom.style.marginTop=(this.above=above)?above+"px":""),function(a,b){if(a.length!=b.length)return!1;for(let i=0;i<a.length;i++)if(!a[i].compare(b[i]))return!1;return!0}(this.markers,markers)||this.setMarkers(view,markers)}setMarkers(view,markers){let cls="cm-gutterElement",domPos=this.dom.firstChild;for(let iNew=0,iOld=0;;){let skipTo=iOld,marker=iNew<markers.length?markers[iNew++]:null,matched=!1;if(marker){let c=marker.elementClass;c&&(cls+=" "+c);for(let i=iOld;i<this.markers.length;i++)if(this.markers[i].compare(marker)){skipTo=i,matched=!0;break}}else skipTo=this.markers.length;for(;iOld<skipTo;){let next=this.markers[iOld++];if(next.toDOM){next.destroy(domPos);let after=domPos.nextSibling;domPos.remove(),domPos=after}}if(!marker)break;marker.toDOM&&(matched?domPos=domPos.nextSibling:this.dom.insertBefore(marker.toDOM(view),domPos)),matched&&iOld++}this.dom.className=cls,this.markers=markers}destroy(){this.setMarkers(null,[])}}const lineNumberMarkers=Facet.define(),lineNumberConfig=Facet.define({combine:values=>combineConfig(values,{formatNumber:String,domEventHandlers:{}},{domEventHandlers(a,b){let result=Object.assign({},a);for(let event in b){let exists=result[event],add=b[event];result[event]=exists?(view,line,event)=>exists(view,line,event)||add(view,line,event):add}return result}})});class NumberMarker extends GutterMarker{constructor(number){super(),this.number=number}eq(other){return this.number==other.number}toDOM(){return document.createTextNode(this.number)}}function formatNumber(view,number){return view.state.facet(lineNumberConfig).formatNumber(number,view.state)}const lineNumberGutter=activeGutters.compute([lineNumberConfig],(state=>({class:"cm-lineNumbers",renderEmptyElements:!1,markers:view=>view.state.facet(lineNumberMarkers),lineMarker:(view,line,others)=>others.some((m=>m.toDOM))?null:new NumberMarker(formatNumber(view,view.state.doc.lineAt(line.from).number)),widgetMarker:()=>null,lineMarkerChange:update=>update.startState.facet(lineNumberConfig)!=update.state.facet(lineNumberConfig),initialSpacer:view=>new NumberMarker(formatNumber(view,maxLineNumber(view.state.doc.lines))),updateSpacer(spacer,update){let max=formatNumber(update.view,maxLineNumber(update.view.state.doc.lines));return max==spacer.number?spacer:new NumberMarker(max)},domEventHandlers:state.facet(lineNumberConfig).domEventHandlers})));function lineNumbers(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return[lineNumberConfig.of(config),gutters(),lineNumberGutter]}function maxLineNumber(lines){let last=9;for(;last<lines;)last=10*last+9;return last}const activeLineGutterMarker=new class extends GutterMarker{constructor(){super(...arguments),this.elementClass="cm-activeLineGutter"}},activeLineGutterHighlighter=gutterLineClass.compute(["selection"],(state=>{let marks=[],last=-1;for(let range of state.selection.ranges){let linePos=state.doc.lineAt(range.head).from;linePos>last&&(last=linePos,marks.push(activeLineGutterMarker.range(linePos)))}return RangeSet.of(marks)}));const DefaultBufferLength=1024;let nextPropID=0;class Range{constructor(from,to){this.from=from,this.to=to}}class NodeProp{constructor(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.id=nextPropID++,this.perNode=!!config.perNode,this.deserialize=config.deserialize||(()=>{throw new Error("This node type doesn't define a deserialize function")})}add(match){if(this.perNode)throw new RangeError("Can't add per-node props to node types");return"function"!=typeof match&&(match=NodeType.match(match)),type=>{let result=match(type);return void 0===result?null:[this,result]}}}NodeProp.closedBy=new NodeProp({deserialize:str=>str.split(" ")}),NodeProp.openedBy=new NodeProp({deserialize:str=>str.split(" ")}),NodeProp.group=new NodeProp({deserialize:str=>str.split(" ")}),NodeProp.isolate=new NodeProp({deserialize:value=>{if(value&&"rtl"!=value&&"ltr"!=value&&"auto"!=value)throw new RangeError("Invalid value for isolate: "+value);return value||"auto"}}),NodeProp.contextHash=new NodeProp({perNode:!0}),NodeProp.lookAhead=new NodeProp({perNode:!0}),NodeProp.mounted=new NodeProp({perNode:!0});class MountedTree{constructor(tree,overlay,parser){this.tree=tree,this.overlay=overlay,this.parser=parser}static get(tree){return tree&&tree.props&&tree.props[NodeProp.mounted.id]}}const noProps=Object.create(null);class NodeType{constructor(name,props,id){let flags=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0;this.name=name,this.props=props,this.id=id,this.flags=flags}static define(spec){let props=spec.props&&spec.props.length?Object.create(null):noProps,flags=(spec.top?1:0)|(spec.skipped?2:0)|(spec.error?4:0)|(null==spec.name?8:0),type=new NodeType(spec.name||"",props,spec.id,flags);if(spec.props)for(let src of spec.props)if(Array.isArray(src)||(src=src(type)),src){if(src[0].perNode)throw new RangeError("Can't store a per-node prop on a node type");props[src[0].id]=src[1]}return type}prop(prop){return this.props[prop.id]}get isTop(){return(1&this.flags)>0}get isSkipped(){return(2&this.flags)>0}get isError(){return(4&this.flags)>0}get isAnonymous(){return(8&this.flags)>0}is(name){if("string"==typeof name){if(this.name==name)return!0;let group=this.prop(NodeProp.group);return!!group&&group.indexOf(name)>-1}return this.id==name}static match(map){let direct=Object.create(null);for(let prop in map)for(let name of prop.split(" "))direct[name]=map[prop];return node=>{for(let groups=node.prop(NodeProp.group),i=-1;i<(groups?groups.length:0);i++){let found=direct[i<0?node.name:groups[i]];if(found)return found}}}}NodeType.none=new NodeType("",Object.create(null),0,8);class NodeSet{constructor(types){this.types=types;for(let i=0;i<types.length;i++)if(types[i].id!=i)throw new RangeError("Node type ids should correspond to array positions when creating a node set")}extend(){let newTypes=[];for(var _len4=arguments.length,props=new Array(_len4),_key4=0;_key4<_len4;_key4++)props[_key4]=arguments[_key4];for(let type of this.types){let newProps=null;for(let source of props){let add=source(type);add&&(newProps||(newProps=Object.assign({},type.props)),newProps[add[0].id]=add[1])}newTypes.push(newProps?new NodeType(type.name,newProps,type.id,type.flags):type)}return new NodeSet(newTypes)}}const CachedNode=new WeakMap,CachedInnerNode=new WeakMap;var IterMode;!function(IterMode){IterMode[IterMode.ExcludeBuffers=1]="ExcludeBuffers",IterMode[IterMode.IncludeAnonymous=2]="IncludeAnonymous",IterMode[IterMode.IgnoreMounts=4]="IgnoreMounts",IterMode[IterMode.IgnoreOverlays=8]="IgnoreOverlays"}(IterMode||(IterMode={}));class Tree{constructor(type,children,positions,length,props){if(this.type=type,this.children=children,this.positions=positions,this.length=length,this.props=null,props&&props.length){this.props=Object.create(null);for(let[prop,value]of props)this.props["number"==typeof prop?prop:prop.id]=value}}toString(){let mounted=MountedTree.get(this);if(mounted&&!mounted.overlay)return mounted.tree.toString();let children="";for(let ch of this.children){let str=ch.toString();str&&(children&&(children+=","),children+=str)}return this.type.name?(/\W/.test(this.type.name)&&!this.type.isError?JSON.stringify(this.type.name):this.type.name)+(children.length?"("+children+")":""):children}cursor(){let mode=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return new TreeCursor(this.topNode,mode)}cursorAt(pos){let side=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,scope=CachedNode.get(this)||this.topNode,cursor=new TreeCursor(scope);return cursor.moveTo(pos,side),CachedNode.set(this,cursor._tree),cursor}get topNode(){return new TreeNode(this,0,0,null)}resolve(pos){let side=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,node=resolveNode(CachedNode.get(this)||this.topNode,pos,side,!1);return CachedNode.set(this,node),node}resolveInner(pos){let side=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,node=resolveNode(CachedInnerNode.get(this)||this.topNode,pos,side,!0);return CachedInnerNode.set(this,node),node}resolveStack(pos){return function(tree,pos,side){let inner=tree.resolveInner(pos,side),layers=null;for(let scan=inner instanceof TreeNode?inner:inner.context.parent;scan;scan=scan.parent)if(scan.index<0){let parent=scan.parent;(layers||(layers=[inner])).push(parent.resolve(pos,side)),scan=parent}else{let mount=MountedTree.get(scan.tree);if(mount&&mount.overlay&&mount.overlay[0].from<=pos&&mount.overlay[mount.overlay.length-1].to>=pos){let root=new TreeNode(mount.tree,mount.overlay[0].from+scan.from,-1,scan);(layers||(layers=[inner])).push(resolveNode(root,pos,side,!1))}}return layers?iterStack(layers):inner}(this,pos,arguments.length>1&&void 0!==arguments[1]?arguments[1]:0)}iterate(spec){let{enter:enter,leave:leave,from:from=0,to:to=this.length}=spec,mode=spec.mode||0,anon=(mode&IterMode.IncludeAnonymous)>0;for(let c=this.cursor(mode|IterMode.IncludeAnonymous);;){let entered=!1;if(c.from<=to&&c.to>=from&&(!anon&&c.type.isAnonymous||!1!==enter(c))){if(c.firstChild())continue;entered=!0}for(;entered&&leave&&(anon||!c.type.isAnonymous)&&leave(c),!c.nextSibling();){if(!c.parent())return;entered=!0}}}prop(prop){return prop.perNode?this.props?this.props[prop.id]:void 0:this.type.prop(prop)}get propValues(){let result=[];if(this.props)for(let id in this.props)result.push([+id,this.props[id]]);return result}balance(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this.children.length<=8?this:balanceRange(NodeType.none,this.children,this.positions,0,this.children.length,0,this.length,((children,positions,length)=>new Tree(this.type,children,positions,length,this.propValues)),config.makeTree||((children,positions,length)=>new Tree(NodeType.none,children,positions,length)))}static build(data){return function(data){var _a;let{buffer:buffer,nodeSet:nodeSet,maxBufferLength:maxBufferLength=DefaultBufferLength,reused:reused=[],minRepeatType:minRepeatType=nodeSet.types.length}=data,cursor=Array.isArray(buffer)?new FlatBufferCursor(buffer,buffer.length):buffer,types=nodeSet.types,contextHash=0,lookAhead=0;function takeNode(parentStart,minPos,children,positions,inRepeat,depth){let{id:id,start:start,end:end,size:size}=cursor,lookAheadAtStart=lookAhead;for(;size<0;){if(cursor.next(),-1==size){let node=reused[id];return children.push(node),void positions.push(start-parentStart)}if(-3==size)return void(contextHash=id);if(-4==size)return void(lookAhead=id);throw new RangeError("Unrecognized record size: ".concat(size))}let node,buffer,type=types[id],startPos=start-parentStart;if(end-start<=maxBufferLength&&(buffer=findBufferSize(cursor.pos-minPos,inRepeat))){let data=new Uint16Array(buffer.size-buffer.skip),endPos=cursor.pos-buffer.size,index=data.length;for(;cursor.pos>endPos;)index=copyToBuffer(buffer.start,data,index);node=new TreeBuffer(data,end-buffer.start,nodeSet),startPos=buffer.start-parentStart}else{let endPos=cursor.pos-size;cursor.next();let localChildren=[],localPositions=[],localInRepeat=id>=minRepeatType?id:-1,lastGroup=0,lastEnd=end;for(;cursor.pos>endPos;)localInRepeat>=0&&cursor.id==localInRepeat&&cursor.size>=0?(cursor.end<=lastEnd-maxBufferLength&&(makeRepeatLeaf(localChildren,localPositions,start,lastGroup,cursor.end,lastEnd,localInRepeat,lookAheadAtStart),lastGroup=localChildren.length,lastEnd=cursor.end),cursor.next()):depth>2500?takeFlatNode(start,endPos,localChildren,localPositions):takeNode(start,endPos,localChildren,localPositions,localInRepeat,depth+1);if(localInRepeat>=0&&lastGroup>0&&lastGroup<localChildren.length&&makeRepeatLeaf(localChildren,localPositions,start,lastGroup,start,lastEnd,localInRepeat,lookAheadAtStart),localChildren.reverse(),localPositions.reverse(),localInRepeat>-1&&lastGroup>0){let make=makeBalanced(type);node=balanceRange(type,localChildren,localPositions,0,localChildren.length,0,end-start,make,make)}else node=makeTree(type,localChildren,localPositions,end-start,lookAheadAtStart-end)}children.push(node),positions.push(startPos)}function takeFlatNode(parentStart,minPos,children,positions){let nodes=[],nodeCount=0,stopAt=-1;for(;cursor.pos>minPos;){let{id:id,start:start,end:end,size:size}=cursor;if(size>4)cursor.next();else{if(stopAt>-1&&start<stopAt)break;stopAt<0&&(stopAt=end-maxBufferLength),nodes.push(id,start,end),nodeCount++,cursor.next()}}if(nodeCount){let buffer=new Uint16Array(4*nodeCount),start=nodes[nodes.length-2];for(let i=nodes.length-3,j=0;i>=0;i-=3)buffer[j++]=nodes[i],buffer[j++]=nodes[i+1]-start,buffer[j++]=nodes[i+2]-start,buffer[j++]=j;children.push(new TreeBuffer(buffer,nodes[2]-start,nodeSet)),positions.push(start-parentStart)}}function makeBalanced(type){return(children,positions,length)=>{let last,lookAheadProp,lookAhead=0,lastI=children.length-1;if(lastI>=0&&(last=children[lastI])instanceof Tree){if(!lastI&&last.type==type&&last.length==length)return last;(lookAheadProp=last.prop(NodeProp.lookAhead))&&(lookAhead=positions[lastI]+last.length+lookAheadProp)}return makeTree(type,children,positions,length,lookAhead)}}function makeRepeatLeaf(children,positions,base,i,from,to,type,lookAhead){let localChildren=[],localPositions=[];for(;children.length>i;)localChildren.push(children.pop()),localPositions.push(positions.pop()+base-from);children.push(makeTree(nodeSet.types[type],localChildren,localPositions,to-from,lookAhead-to)),positions.push(from-base)}function makeTree(type,children,positions,length){let lookAhead=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,props=arguments.length>5?arguments[5]:void 0;if(contextHash){let pair=[NodeProp.contextHash,contextHash];props=props?[pair].concat(props):[pair]}if(lookAhead>25){let pair=[NodeProp.lookAhead,lookAhead];props=props?[pair].concat(props):[pair]}return new Tree(type,children,positions,length,props)}function findBufferSize(maxSize,inRepeat){let fork=cursor.fork(),size=0,start=0,skip=0,minStart=fork.end-maxBufferLength,result={size:0,start:0,skip:0};scan:for(let minPos=fork.pos-maxSize;fork.pos>minPos;){let nodeSize=fork.size;if(fork.id==inRepeat&&nodeSize>=0){result.size=size,result.start=start,result.skip=skip,skip+=4,size+=4,fork.next();continue}let startPos=fork.pos-nodeSize;if(nodeSize<0||startPos<minPos||fork.start<minStart)break;let localSkipped=fork.id>=minRepeatType?4:0,nodeStart=fork.start;for(fork.next();fork.pos>startPos;){if(fork.size<0){if(-3!=fork.size)break scan;localSkipped+=4}else fork.id>=minRepeatType&&(localSkipped+=4);fork.next()}start=nodeStart,size+=nodeSize,skip+=localSkipped}return(inRepeat<0||size==maxSize)&&(result.size=size,result.start=start,result.skip=skip),result.size>4?result:void 0}function copyToBuffer(bufferStart,buffer,index){let{id:id,start:start,end:end,size:size}=cursor;if(cursor.next(),size>=0&&id<minRepeatType){let startIndex=index;if(size>4){let endPos=cursor.pos-(size-4);for(;cursor.pos>endPos;)index=copyToBuffer(bufferStart,buffer,index)}buffer[--index]=startIndex,buffer[--index]=end-bufferStart,buffer[--index]=start-bufferStart,buffer[--index]=id}else-3==size?contextHash=id:-4==size&&(lookAhead=id);return index}let children=[],positions=[];for(;cursor.pos>0;)takeNode(data.start||0,data.bufferStart||0,children,positions,-1,0);let length=null!==(_a=data.length)&&void 0!==_a?_a:children.length?positions[0]+children[0].length:0;return new Tree(types[data.topID],children.reverse(),positions.reverse(),length)}(data)}}Tree.empty=new Tree(NodeType.none,[],[],0);class FlatBufferCursor{constructor(buffer,index){this.buffer=buffer,this.index=index}get id(){return this.buffer[this.index-4]}get start(){return this.buffer[this.index-3]}get end(){return this.buffer[this.index-2]}get size(){return this.buffer[this.index-1]}get pos(){return this.index}next(){this.index-=4}fork(){return new FlatBufferCursor(this.buffer,this.index)}}class TreeBuffer{constructor(buffer,length,set){this.buffer=buffer,this.length=length,this.set=set}get type(){return NodeType.none}toString(){let result=[];for(let index=0;index<this.buffer.length;)result.push(this.childString(index)),index=this.buffer[index+3];return result.join(",")}childString(index){let id=this.buffer[index],endIndex=this.buffer[index+3],type=this.set.types[id],result=type.name;if(/\W/.test(result)&&!type.isError&&(result=JSON.stringify(result)),endIndex==(index+=4))return result;let children=[];for(;index<endIndex;)children.push(this.childString(index)),index=this.buffer[index+3];return result+"("+children.join(",")+")"}findChild(startIndex,endIndex,dir,pos,side){let{buffer:buffer}=this,pick=-1;for(let i=startIndex;i!=endIndex&&!(checkSide(side,pos,buffer[i+1],buffer[i+2])&&(pick=i,dir>0));i=buffer[i+3]);return pick}slice(startI,endI,from){let b=this.buffer,copy=new Uint16Array(endI-startI),len=0;for(let i=startI,j=0;i<endI;){copy[j++]=b[i++],copy[j++]=b[i++]-from;let to=copy[j++]=b[i++]-from;copy[j++]=b[i++]-startI,len=Math.max(len,to)}return new TreeBuffer(copy,len,this.set)}}function checkSide(side,pos,from,to){switch(side){case-2:return from<pos;case-1:return to>=pos&&from<pos;case 0:return from<pos&&to>pos;case 1:return from<=pos&&to>pos;case 2:return to>pos;case 4:return!0}}function resolveNode(node,pos,side,overlays){for(var _a;node.from==node.to||(side<1?node.from>=pos:node.from>pos)||(side>-1?node.to<=pos:node.to<pos);){let parent=!overlays&&node instanceof TreeNode&&node.index<0?null:node.parent;if(!parent)return node;node=parent}let mode=overlays?0:IterMode.IgnoreOverlays;if(overlays)for(let scan=node,parent=scan.parent;parent;scan=parent,parent=scan.parent)scan instanceof TreeNode&&scan.index<0&&(null===(_a=parent.enter(pos,side,mode))||void 0===_a?void 0:_a.from)!=scan.from&&(node=parent);for(;;){let inner=node.enter(pos,side,mode);if(!inner)return node;node=inner}}class BaseNode{cursor(){return new TreeCursor(this,arguments.length>0&&void 0!==arguments[0]?arguments[0]:0)}getChild(type){let r=getChildren(this,type,arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,arguments.length>2&&void 0!==arguments[2]?arguments[2]:null);return r.length?r[0]:null}getChildren(type){return getChildren(this,type,arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,arguments.length>2&&void 0!==arguments[2]?arguments[2]:null)}resolve(pos){return resolveNode(this,pos,arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,!1)}resolveInner(pos){return resolveNode(this,pos,arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,!0)}matchContext(context){return matchNodeContext(this,context)}enterUnfinishedNodesBefore(pos){let scan=this.childBefore(pos),node=this;for(;scan;){let last=scan.lastChild;if(!last||last.to!=scan.to)break;last.type.isError&&last.from==last.to?(node=scan,scan=last.prevSibling):scan=last}return node}get node(){return this}get next(){return this.parent}}class TreeNode extends BaseNode{constructor(_tree,from,index,_parent){super(),this._tree=_tree,this.from=from,this.index=index,this._parent=_parent}get type(){return this._tree.type}get name(){return this._tree.type.name}get to(){return this.from+this._tree.length}nextChild(i,dir,pos,side){let mode=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0;for(let parent=this;;){for(let{children:children,positions:positions}=parent._tree,e=dir>0?children.length:-1;i!=e;i+=dir){let next=children[i],start=positions[i]+parent.from;if(checkSide(side,pos,start,start+next.length))if(next instanceof TreeBuffer){if(mode&IterMode.ExcludeBuffers)continue;let index=next.findChild(0,next.buffer.length,dir,pos-start,side);if(index>-1)return new BufferNode(new BufferContext(parent,next,i,start),null,index)}else if(mode&IterMode.IncludeAnonymous||!next.type.isAnonymous||hasChild(next)){let mounted;if(!(mode&IterMode.IgnoreMounts)&&(mounted=MountedTree.get(next))&&!mounted.overlay)return new TreeNode(mounted.tree,start,i,parent);let inner=new TreeNode(next,start,i,parent);return mode&IterMode.IncludeAnonymous||!inner.type.isAnonymous?inner:inner.nextChild(dir<0?next.children.length-1:0,dir,pos,side)}}if(mode&IterMode.IncludeAnonymous||!parent.type.isAnonymous)return null;if(i=parent.index>=0?parent.index+dir:dir<0?-1:parent._parent._tree.children.length,parent=parent._parent,!parent)return null}}get firstChild(){return this.nextChild(0,1,0,4)}get lastChild(){return this.nextChild(this._tree.children.length-1,-1,0,4)}childAfter(pos){return this.nextChild(0,1,pos,2)}childBefore(pos){return this.nextChild(this._tree.children.length-1,-1,pos,-2)}enter(pos,side){let mounted,mode=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;if(!(mode&IterMode.IgnoreOverlays)&&(mounted=MountedTree.get(this._tree))&&mounted.overlay){let rPos=pos-this.from;for(let{from:from,to:to}of mounted.overlay)if((side>0?from<=rPos:from<rPos)&&(side<0?to>=rPos:to>rPos))return new TreeNode(mounted.tree,mounted.overlay[0].from+this.from,-1,this)}return this.nextChild(0,1,pos,side,mode)}nextSignificantParent(){let val=this;for(;val.type.isAnonymous&&val._parent;)val=val._parent;return val}get parent(){return this._parent?this._parent.nextSignificantParent():null}get nextSibling(){return this._parent&&this.index>=0?this._parent.nextChild(this.index+1,1,0,4):null}get prevSibling(){return this._parent&&this.index>=0?this._parent.nextChild(this.index-1,-1,0,4):null}get tree(){return this._tree}toTree(){return this._tree}toString(){return this._tree.toString()}}function getChildren(node,type,before,after){let cur=node.cursor(),result=[];if(!cur.firstChild())return result;if(null!=before)for(let found=!1;!found;)if(found=cur.type.is(before),!cur.nextSibling())return result;for(;;){if(null!=after&&cur.type.is(after))return result;if(cur.type.is(type)&&result.push(cur.node),!cur.nextSibling())return null==after?result:[]}}function matchNodeContext(node,context){let i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:context.length-1;for(let p=node.parent;i>=0;p=p.parent){if(!p)return!1;if(!p.type.isAnonymous){if(context[i]&&context[i]!=p.name)return!1;i--}}return!0}class BufferContext{constructor(parent,buffer,index,start){this.parent=parent,this.buffer=buffer,this.index=index,this.start=start}}class BufferNode extends BaseNode{get name(){return this.type.name}get from(){return this.context.start+this.context.buffer.buffer[this.index+1]}get to(){return this.context.start+this.context.buffer.buffer[this.index+2]}constructor(context,_parent,index){super(),this.context=context,this._parent=_parent,this.index=index,this.type=context.buffer.set.types[context.buffer.buffer[index]]}child(dir,pos,side){let{buffer:buffer}=this.context,index=buffer.findChild(this.index+4,buffer.buffer[this.index+3],dir,pos-this.context.start,side);return index<0?null:new BufferNode(this.context,this,index)}get firstChild(){return this.child(1,0,4)}get lastChild(){return this.child(-1,0,4)}childAfter(pos){return this.child(1,pos,2)}childBefore(pos){return this.child(-1,pos,-2)}enter(pos,side){if((arguments.length>2&&void 0!==arguments[2]?arguments[2]:0)&IterMode.ExcludeBuffers)return null;let{buffer:buffer}=this.context,index=buffer.findChild(this.index+4,buffer.buffer[this.index+3],side>0?1:-1,pos-this.context.start,side);return index<0?null:new BufferNode(this.context,this,index)}get parent(){return this._parent||this.context.parent.nextSignificantParent()}externalSibling(dir){return this._parent?null:this.context.parent.nextChild(this.context.index+dir,dir,0,4)}get nextSibling(){let{buffer:buffer}=this.context,after=buffer.buffer[this.index+3];return after<(this._parent?buffer.buffer[this._parent.index+3]:buffer.buffer.length)?new BufferNode(this.context,this._parent,after):this.externalSibling(1)}get prevSibling(){let{buffer:buffer}=this.context,parentStart=this._parent?this._parent.index+4:0;return this.index==parentStart?this.externalSibling(-1):new BufferNode(this.context,this._parent,buffer.findChild(parentStart,this.index,-1,0,4))}get tree(){return null}toTree(){let children=[],positions=[],{buffer:buffer}=this.context,startI=this.index+4,endI=buffer.buffer[this.index+3];if(endI>startI){let from=buffer.buffer[this.index+1];children.push(buffer.slice(startI,endI,from)),positions.push(0)}return new Tree(this.type,children,positions,this.to-this.from)}toString(){return this.context.buffer.childString(this.index)}}function iterStack(heads){if(!heads.length)return null;let pick=0,picked=heads[0];for(let i=1;i<heads.length;i++){let node=heads[i];(node.from>picked.from||node.to<picked.to)&&(picked=node,pick=i)}let next=picked instanceof TreeNode&&picked.index<0?null:picked.parent,newHeads=heads.slice();return next?newHeads[pick]=next:newHeads.splice(pick,1),new StackIterator(newHeads,picked)}class StackIterator{constructor(heads,node){this.heads=heads,this.node=node}get next(){return iterStack(this.heads)}}class TreeCursor{get name(){return this.type.name}constructor(node){let mode=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if(this.mode=mode,this.buffer=null,this.stack=[],this.index=0,this.bufferNode=null,node instanceof TreeNode)this.yieldNode(node);else{this._tree=node.context.parent,this.buffer=node.context;for(let n=node._parent;n;n=n._parent)this.stack.unshift(n.index);this.bufferNode=node,this.yieldBuf(node.index)}}yieldNode(node){return!!node&&(this._tree=node,this.type=node.type,this.from=node.from,this.to=node.to,!0)}yieldBuf(index,type){this.index=index;let{start:start,buffer:buffer}=this.buffer;return this.type=type||buffer.set.types[buffer.buffer[index]],this.from=start+buffer.buffer[index+1],this.to=start+buffer.buffer[index+2],!0}yield(node){return!!node&&(node instanceof TreeNode?(this.buffer=null,this.yieldNode(node)):(this.buffer=node.context,this.yieldBuf(node.index,node.type)))}toString(){return this.buffer?this.buffer.buffer.childString(this.index):this._tree.toString()}enterChild(dir,pos,side){if(!this.buffer)return this.yield(this._tree.nextChild(dir<0?this._tree._tree.children.length-1:0,dir,pos,side,this.mode));let{buffer:buffer}=this.buffer,index=buffer.findChild(this.index+4,buffer.buffer[this.index+3],dir,pos-this.buffer.start,side);return!(index<0)&&(this.stack.push(this.index),this.yieldBuf(index))}firstChild(){return this.enterChild(1,0,4)}lastChild(){return this.enterChild(-1,0,4)}childAfter(pos){return this.enterChild(1,pos,2)}childBefore(pos){return this.enterChild(-1,pos,-2)}enter(pos,side){let mode=arguments.length>2&&void 0!==arguments[2]?arguments[2]:this.mode;return this.buffer?!(mode&IterMode.ExcludeBuffers)&&this.enterChild(1,pos,side):this.yield(this._tree.enter(pos,side,mode))}parent(){if(!this.buffer)return this.yieldNode(this.mode&IterMode.IncludeAnonymous?this._tree._parent:this._tree.parent);if(this.stack.length)return this.yieldBuf(this.stack.pop());let parent=this.mode&IterMode.IncludeAnonymous?this.buffer.parent:this.buffer.parent.nextSignificantParent();return this.buffer=null,this.yieldNode(parent)}sibling(dir){if(!this.buffer)return!!this._tree._parent&&this.yield(this._tree.index<0?null:this._tree._parent.nextChild(this._tree.index+dir,dir,0,4,this.mode));let{buffer:buffer}=this.buffer,d=this.stack.length-1;if(dir<0){let parentStart=d<0?0:this.stack[d]+4;if(this.index!=parentStart)return this.yieldBuf(buffer.findChild(parentStart,this.index,-1,0,4))}else{let after=buffer.buffer[this.index+3];if(after<(d<0?buffer.buffer.length:buffer.buffer[this.stack[d]+3]))return this.yieldBuf(after)}return d<0&&this.yield(this.buffer.parent.nextChild(this.buffer.index+dir,dir,0,4,this.mode))}nextSibling(){return this.sibling(1)}prevSibling(){return this.sibling(-1)}atLastNode(dir){let index,parent,{buffer:buffer}=this;if(buffer){if(dir>0){if(this.index<buffer.buffer.buffer.length)return!1}else for(let i=0;i<this.index;i++)if(buffer.buffer.buffer[i+3]<this.index)return!1;({index:index,parent:parent}=buffer)}else({index:index,_parent:parent}=this._tree);for(;parent;({index:index,_parent:parent}=parent))if(index>-1)for(let i=index+dir,e=dir<0?-1:parent._tree.children.length;i!=e;i+=dir){let child=parent._tree.children[i];if(this.mode&IterMode.IncludeAnonymous||child instanceof TreeBuffer||!child.type.isAnonymous||hasChild(child))return!1}return!0}move(dir,enter){if(enter&&this.enterChild(dir,0,4))return!0;for(;;){if(this.sibling(dir))return!0;if(this.atLastNode(dir)||!this.parent())return!1}}next(){let enter=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];return this.move(1,enter)}prev(){let enter=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];return this.move(-1,enter)}moveTo(pos){let side=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(;(this.from==this.to||(side<1?this.from>=pos:this.from>pos)||(side>-1?this.to<=pos:this.to<pos))&&this.parent(););for(;this.enterChild(1,pos,side););return this}get node(){if(!this.buffer)return this._tree;let cache=this.bufferNode,result=null,depth=0;if(cache&&cache.context==this.buffer)scan:for(let index=this.index,d=this.stack.length;d>=0;){for(let c=cache;c;c=c._parent)if(c.index==index){if(index==this.index)return c;result=c,depth=d+1;break scan}index=this.stack[--d]}for(let i=depth;i<this.stack.length;i++)result=new BufferNode(this.buffer,result,this.stack[i]);return this.bufferNode=new BufferNode(this.buffer,result,this.index)}get tree(){return this.buffer?null:this._tree._tree}iterate(enter,leave){for(let depth=0;;){let mustLeave=!1;if(this.type.isAnonymous||!1!==enter(this)){if(this.firstChild()){depth++;continue}this.type.isAnonymous||(mustLeave=!0)}for(;mustLeave&&leave&&leave(this),mustLeave=this.type.isAnonymous,!this.nextSibling();){if(!depth)return;this.parent(),depth--,mustLeave=!0}}}matchContext(context){if(!this.buffer)return matchNodeContext(this.node,context);let{buffer:buffer}=this.buffer,{types:types}=buffer.set;for(let i=context.length-1,d=this.stack.length-1;i>=0;d--){if(d<0)return matchNodeContext(this.node,context,i);let type=types[buffer.buffer[this.stack[d]]];if(!type.isAnonymous){if(context[i]&&context[i]!=type.name)return!1;i--}}return!0}}function hasChild(tree){return tree.children.some((ch=>ch instanceof TreeBuffer||!ch.type.isAnonymous||hasChild(ch)))}const nodeSizeCache=new WeakMap;function nodeSize(balanceType,node){if(!balanceType.isAnonymous||node instanceof TreeBuffer||node.type!=balanceType)return 1;let size=nodeSizeCache.get(node);if(null==size){size=1;for(let child of node.children){if(child.type!=balanceType||!(child instanceof Tree)){size=1;break}size+=nodeSize(balanceType,child)}nodeSizeCache.set(node,size)}return size}function balanceRange(balanceType,children,positions,from,to,start,length,mkTop,mkTree){let total=0;for(let i=from;i<to;i++)total+=nodeSize(balanceType,children[i]);let maxChild=Math.ceil(1.5*total/8),localChildren=[],localPositions=[];return function divide(children,positions,from,to,offset){for(let i=from;i<to;){let groupFrom=i,groupStart=positions[i],groupSize=nodeSize(balanceType,children[i]);for(i++;i<to;i++){let nextSize=nodeSize(balanceType,children[i]);if(groupSize+nextSize>=maxChild)break;groupSize+=nextSize}if(i==groupFrom+1){if(groupSize>maxChild){let only=children[groupFrom];divide(only.children,only.positions,0,only.children.length,positions[groupFrom]+offset);continue}localChildren.push(children[groupFrom])}else{let length=positions[i-1]+children[i-1].length-groupStart;localChildren.push(balanceRange(balanceType,children,positions,groupFrom,i,groupStart,length,null,mkTree))}localPositions.push(groupStart+offset-start)}}(children,positions,from,to,0),(mkTop||mkTree)(localChildren,localPositions,length)}class NodeWeakMap{constructor(){this.map=new WeakMap}setBuffer(buffer,index,value){let inner=this.map.get(buffer);inner||this.map.set(buffer,inner=new Map),inner.set(index,value)}getBuffer(buffer,index){let inner=this.map.get(buffer);return inner&&inner.get(index)}set(node,value){node instanceof BufferNode?this.setBuffer(node.context.buffer,node.index,value):node instanceof TreeNode&&this.map.set(node.tree,value)}get(node){return node instanceof BufferNode?this.getBuffer(node.context.buffer,node.index):node instanceof TreeNode?this.map.get(node.tree):void 0}cursorSet(cursor,value){cursor.buffer?this.setBuffer(cursor.buffer.buffer,cursor.index,value):this.map.set(cursor.tree,value)}cursorGet(cursor){return cursor.buffer?this.getBuffer(cursor.buffer.buffer,cursor.index):this.map.get(cursor.tree)}}class TreeFragment{constructor(from,to,tree,offset){let openStart=arguments.length>4&&void 0!==arguments[4]&&arguments[4],openEnd=arguments.length>5&&void 0!==arguments[5]&&arguments[5];this.from=from,this.to=to,this.tree=tree,this.offset=offset,this.open=(openStart?1:0)|(openEnd?2:0)}get openStart(){return(1&this.open)>0}get openEnd(){return(2&this.open)>0}static addTree(tree){let fragments=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[],partial=arguments.length>2&&void 0!==arguments[2]&&arguments[2],result=[new TreeFragment(0,tree.length,tree,0,!1,partial)];for(let f of fragments)f.to>tree.length&&result.push(f);return result}static applyChanges(fragments,changes){let minGap=arguments.length>2&&void 0!==arguments[2]?arguments[2]:128;if(!changes.length)return fragments;let result=[],fI=1,nextF=fragments.length?fragments[0]:null;for(let cI=0,pos=0,off=0;;cI++){let nextC=cI<changes.length?changes[cI]:null,nextPos=nextC?nextC.fromA:1e9;if(nextPos-pos>=minGap)for(;nextF&&nextF.from<nextPos;){let cut=nextF;if(pos>=cut.from||nextPos<=cut.to||off){let fFrom=Math.max(cut.from,pos)-off,fTo=Math.min(cut.to,nextPos)-off;cut=fFrom>=fTo?null:new TreeFragment(fFrom,fTo,cut.tree,cut.offset+off,cI>0,!!nextC)}if(cut&&result.push(cut),nextF.to>nextPos)break;nextF=fI<fragments.length?fragments[fI++]:null}if(!nextC)break;pos=nextC.toA,off=nextC.toA-nextC.toB}return result}}class Parser{startParse(input,fragments,ranges){return"string"==typeof input&&(input=new StringInput(input)),ranges=ranges?ranges.length?ranges.map((r=>new Range(r.from,r.to))):[new Range(0,0)]:[new Range(0,input.length)],this.createParse(input,fragments||[],ranges)}parse(input,fragments,ranges){let parse=this.startParse(input,fragments,ranges);for(;;){let done=parse.advance();if(done)return done}}}class StringInput{constructor(string){this.string=string}get length(){return this.string.length}chunk(from){return this.string.slice(from)}get lineChunks(){return!1}read(from,to){return this.string.slice(from,to)}}function parseMixed(nest){return(parse,input,fragments,ranges)=>new MixedParse(parse,nest,input,fragments,ranges)}class InnerParse{constructor(parser,parse,overlay,target,from){this.parser=parser,this.parse=parse,this.overlay=overlay,this.target=target,this.from=from}}function checkRanges(ranges){if(!ranges.length||ranges.some((r=>r.from>=r.to)))throw new RangeError("Invalid inner parse ranges given: "+JSON.stringify(ranges))}class ActiveOverlay{constructor(parser,predicate,mounts,index,start,target,prev){this.parser=parser,this.predicate=predicate,this.mounts=mounts,this.index=index,this.start=start,this.target=target,this.prev=prev,this.depth=0,this.ranges=[]}}const stoppedInner=new NodeProp({perNode:!0});class MixedParse{constructor(base,nest,input,fragments,ranges){this.nest=nest,this.input=input,this.fragments=fragments,this.ranges=ranges,this.inner=[],this.innerDone=0,this.baseTree=null,this.stoppedAt=null,this.baseParse=base}advance(){if(this.baseParse){let done=this.baseParse.advance();if(!done)return null;if(this.baseParse=null,this.baseTree=done,this.startInner(),null!=this.stoppedAt)for(let inner of this.inner)inner.parse.stopAt(this.stoppedAt)}if(this.innerDone==this.inner.length){let result=this.baseTree;return null!=this.stoppedAt&&(result=new Tree(result.type,result.children,result.positions,result.length,result.propValues.concat([[stoppedInner,this.stoppedAt]]))),result}let inner=this.inner[this.innerDone],done=inner.parse.advance();if(done){this.innerDone++;let props=Object.assign(Object.create(null),inner.target.props);props[NodeProp.mounted.id]=new MountedTree(done,inner.overlay,inner.parser),inner.target.props=props}return null}get parsedPos(){if(this.baseParse)return 0;let pos=this.input.length;for(let i=this.innerDone;i<this.inner.length;i++)this.inner[i].from<pos&&(pos=Math.min(pos,this.inner[i].parse.parsedPos));return pos}stopAt(pos){if(this.stoppedAt=pos,this.baseParse)this.baseParse.stopAt(pos);else for(let i=this.innerDone;i<this.inner.length;i++)this.inner[i].parse.stopAt(pos)}startInner(){let fragmentCursor=new FragmentCursor$1(this.fragments),overlay=null,covered=null,cursor=new TreeCursor(new TreeNode(this.baseTree,this.ranges[0].from,0,null),IterMode.IncludeAnonymous|IterMode.IgnoreMounts);scan:for(let nest,isCovered;;){let range,enter=!0;if(null!=this.stoppedAt&&cursor.from>=this.stoppedAt)enter=!1;else if(fragmentCursor.hasNode(cursor)){if(overlay){let match=overlay.mounts.find((m=>m.frag.from<=cursor.from&&m.frag.to>=cursor.to&&m.mount.overlay));if(match)for(let r of match.mount.overlay){let from=r.from+match.pos,to=r.to+match.pos;from>=cursor.from&&to<=cursor.to&&!overlay.ranges.some((r=>r.from<to&&r.to>from))&&overlay.ranges.push({from:from,to:to})}}enter=!1}else if(covered&&(isCovered=checkCover(covered.ranges,cursor.from,cursor.to)))enter=2!=isCovered;else if(!cursor.type.isAnonymous&&(nest=this.nest(cursor,this.input))&&(cursor.from<cursor.to||!nest.overlay)){cursor.tree||materialize(cursor);let oldMounts=fragmentCursor.findMounts(cursor.from,nest.parser);if("function"==typeof nest.overlay)overlay=new ActiveOverlay(nest.parser,nest.overlay,oldMounts,this.inner.length,cursor.from,cursor.tree,overlay);else{let ranges=punchRanges(this.ranges,nest.overlay||(cursor.from<cursor.to?[new Range(cursor.from,cursor.to)]:[]));ranges.length&&checkRanges(ranges),!ranges.length&&nest.overlay||this.inner.push(new InnerParse(nest.parser,ranges.length?nest.parser.startParse(this.input,enterFragments(oldMounts,ranges),ranges):nest.parser.startParse(""),nest.overlay?nest.overlay.map((r=>new Range(r.from-cursor.from,r.to-cursor.from))):null,cursor.tree,ranges.length?ranges[0].from:cursor.from)),nest.overlay?ranges.length&&(covered={ranges:ranges,depth:0,prev:covered}):enter=!1}}else overlay&&(range=overlay.predicate(cursor))&&(!0===range&&(range=new Range(cursor.from,cursor.to)),range.from<range.to&&overlay.ranges.push(range));if(enter&&cursor.firstChild())overlay&&overlay.depth++,covered&&covered.depth++;else for(;!cursor.nextSibling();){if(!cursor.parent())break scan;if(overlay&&!--overlay.depth){let ranges=punchRanges(this.ranges,overlay.ranges);ranges.length&&(checkRanges(ranges),this.inner.splice(overlay.index,0,new InnerParse(overlay.parser,overlay.parser.startParse(this.input,enterFragments(overlay.mounts,ranges),ranges),overlay.ranges.map((r=>new Range(r.from-overlay.start,r.to-overlay.start))),overlay.target,ranges[0].from))),overlay=overlay.prev}covered&&!--covered.depth&&(covered=covered.prev)}}}}function checkCover(covered,from,to){for(let range of covered){if(range.from>=to)break;if(range.to>from)return range.from<=from&&range.to>=to?2:1}return 0}function sliceBuf(buf,startI,endI,nodes,positions,off){if(startI<endI){let from=buf.buffer[startI+1];nodes.push(buf.slice(startI,endI,from)),positions.push(from-off)}}function materialize(cursor){let{node:node}=cursor,stack=[],buffer=node.context.buffer;do{stack.push(cursor.index),cursor.parent()}while(!cursor.tree);let base=cursor.tree,i=base.children.indexOf(buffer),buf=base.children[i],b=buf.buffer,newStack=[i];base.children[i]=function split(startI,endI,type,innerOffset,length,stackPos){let targetI=stack[stackPos],children=[],positions=[];sliceBuf(buf,startI,targetI,children,positions,innerOffset);let from=b[targetI+1],to=b[targetI+2];newStack.push(children.length);let child=stackPos?split(targetI+4,b[targetI+3],buf.set.types[b[targetI]],from,to-from,stackPos-1):node.toTree();return children.push(child),positions.push(from-innerOffset),sliceBuf(buf,b[targetI+3],endI,children,positions,innerOffset),new Tree(type,children,positions,length)}(0,b.length,NodeType.none,0,buf.length,stack.length-1);for(let index of newStack){let tree=cursor.tree.children[index],pos=cursor.tree.positions[index];cursor.yield(new TreeNode(tree,pos+cursor.from,index,cursor._tree))}}class StructureCursor{constructor(root,offset){this.offset=offset,this.done=!1,this.cursor=root.cursor(IterMode.IncludeAnonymous|IterMode.IgnoreMounts)}moveTo(pos){let{cursor:cursor}=this,p=pos-this.offset;for(;!this.done&&cursor.from<p;)cursor.to>=pos&&cursor.enter(p,1,IterMode.IgnoreOverlays|IterMode.ExcludeBuffers)||cursor.next(!1)||(this.done=!0)}hasNode(cursor){if(this.moveTo(cursor.from),!this.done&&this.cursor.from+this.offset==cursor.from&&this.cursor.tree)for(let tree=this.cursor.tree;;){if(tree==cursor.tree)return!0;if(!(tree.children.length&&0==tree.positions[0]&&tree.children[0]instanceof Tree))break;tree=tree.children[0]}return!1}}let FragmentCursor$1=class{constructor(fragments){var _a;if(this.fragments=fragments,this.curTo=0,this.fragI=0,fragments.length){let first=this.curFrag=fragments[0];this.curTo=null!==(_a=first.tree.prop(stoppedInner))&&void 0!==_a?_a:first.to,this.inner=new StructureCursor(first.tree,-first.offset)}else this.curFrag=this.inner=null}hasNode(node){for(;this.curFrag&&node.from>=this.curTo;)this.nextFrag();return this.curFrag&&this.curFrag.from<=node.from&&this.curTo>=node.to&&this.inner.hasNode(node)}nextFrag(){var _a;if(this.fragI++,this.fragI==this.fragments.length)this.curFrag=this.inner=null;else{let frag=this.curFrag=this.fragments[this.fragI];this.curTo=null!==(_a=frag.tree.prop(stoppedInner))&&void 0!==_a?_a:frag.to,this.inner=new StructureCursor(frag.tree,-frag.offset)}}findMounts(pos,parser){var _a;let result=[];if(this.inner){this.inner.cursor.moveTo(pos,1);for(let pos=this.inner.cursor.node;pos;pos=pos.parent){let mount=null===(_a=pos.tree)||void 0===_a?void 0:_a.prop(NodeProp.mounted);if(mount&&mount.parser==parser)for(let i=this.fragI;i<this.fragments.length;i++){let frag=this.fragments[i];if(frag.from>=pos.to)break;frag.tree==this.curFrag.tree&&result.push({frag:frag,pos:pos.from-frag.offset,mount:mount})}}}return result}};function punchRanges(outer,ranges){let copy=null,current=ranges;for(let i=1,j=0;i<outer.length;i++){let gapFrom=outer[i-1].to,gapTo=outer[i].from;for(;j<current.length;j++){let r=current[j];if(r.from>=gapTo)break;r.to<=gapFrom||(copy||(current=copy=ranges.slice()),r.from<gapFrom?(copy[j]=new Range(r.from,gapFrom),r.to>gapTo&&copy.splice(j+1,0,new Range(gapTo,r.to))):r.to>gapTo?copy[j--]=new Range(gapTo,r.to):copy.splice(j--,1))}}return current}function findCoverChanges(a,b,from,to){let iA=0,iB=0,inA=!1,inB=!1,pos=-1e9,result=[];for(;;){let nextA=iA==a.length?1e9:inA?a[iA].to:a[iA].from,nextB=iB==b.length?1e9:inB?b[iB].to:b[iB].from;if(inA!=inB){let start=Math.max(pos,from),end=Math.min(nextA,nextB,to);start<end&&result.push(new Range(start,end))}if(pos=Math.min(nextA,nextB),1e9==pos)break;nextA==pos&&(inA?(inA=!1,iA++):inA=!0),nextB==pos&&(inB?(inB=!1,iB++):inB=!0)}return result}function enterFragments(mounts,ranges){let result=[];for(let{pos:pos,mount:mount,frag:frag}of mounts){let startPos=pos+(mount.overlay?mount.overlay[0].from:0),endPos=startPos+mount.tree.length,from=Math.max(frag.from,startPos),to=Math.min(frag.to,endPos);if(mount.overlay){let changes=findCoverChanges(ranges,mount.overlay.map((r=>new Range(r.from+pos,r.to+pos))),from,to);for(let i=0,pos=from;;i++){let last=i==changes.length,end=last?to:changes[i].from;if(end>pos&&result.push(new TreeFragment(pos,end,mount.tree,-startPos,frag.from>=pos||frag.openStart,frag.to<=end||frag.openEnd)),last)break;pos=changes[i].to}}else result.push(new TreeFragment(from,to,mount.tree,-startPos,frag.from>=startPos||frag.openStart,frag.to<=endPos||frag.openEnd))}return result}let nextTagID=0;class Tag{constructor(set,base,modified){this.set=set,this.base=base,this.modified=modified,this.id=nextTagID++}static define(parent){if(null==parent?void 0:parent.base)throw new Error("Can not derive from a modified tag");let tag=new Tag([],null,[]);if(tag.set.push(tag),parent)for(let t of parent.set)tag.set.push(t);return tag}static defineModifier(){let mod=new Modifier;return tag=>tag.modified.indexOf(mod)>-1?tag:Modifier.get(tag.base||tag,tag.modified.concat(mod).sort(((a,b)=>a.id-b.id)))}}let nextModifierID=0;class Modifier{constructor(){this.instances=[],this.id=nextModifierID++}static get(base,mods){if(!mods.length)return base;let exists=mods[0].instances.find((t=>{return t.base==base&&(a=mods,b=t.modified,a.length==b.length&&a.every(((x,i)=>x==b[i])));var a,b}));if(exists)return exists;let set=[],tag=new Tag(set,base,mods);for(let m of mods)m.instances.push(tag);let configs=function(array){let sets=[[]];for(let i=0;i<array.length;i++)for(let j=0,e=sets.length;j<e;j++)sets.push(sets[j].concat(array[i]));return sets.sort(((a,b)=>b.length-a.length))}(mods);for(let parent of base.set)if(!parent.modified.length)for(let config of configs)set.push(Modifier.get(parent,config));return tag}}function styleTags(spec){let byName=Object.create(null);for(let prop in spec){let tags=spec[prop];Array.isArray(tags)||(tags=[tags]);for(let part of prop.split(" "))if(part){let pieces=[],mode=2,rest=part;for(let pos=0;;){if("..."==rest&&pos>0&&pos+3==part.length){mode=1;break}let m=/^"(?:[^"\\]|\\.)*?"|[^\/!]+/.exec(rest);if(!m)throw new RangeError("Invalid path: "+part);if(pieces.push("*"==m[0]?"":'"'==m[0][0]?JSON.parse(m[0]):m[0]),pos+=m[0].length,pos==part.length)break;let next=part[pos++];if(pos==part.length&&"!"==next){mode=0;break}if("/"!=next)throw new RangeError("Invalid path: "+part);rest=part.slice(pos)}let last=pieces.length-1,inner=pieces[last];if(!inner)throw new RangeError("Invalid path: "+part);let rule=new Rule(tags,mode,last>0?pieces.slice(0,last):null);byName[inner]=rule.sort(byName[inner])}}return ruleNodeProp.add(byName)}const ruleNodeProp=new NodeProp;class Rule{constructor(tags,mode,context,next){this.tags=tags,this.mode=mode,this.context=context,this.next=next}get opaque(){return 0==this.mode}get inherit(){return 1==this.mode}sort(other){return!other||other.depth<this.depth?(this.next=other,this):(other.next=this.sort(other.next),other)}get depth(){return this.context?this.context.length:0}}function tagHighlighter(tags,options){let map=Object.create(null);for(let style of tags)if(Array.isArray(style.tag))for(let tag of style.tag)map[tag.id]=style.class;else map[style.tag.id]=style.class;let{scope:scope,all:all=null}=options||{};return{style:tags=>{let cls=all;for(let tag of tags)for(let sub of tag.set){let tagClass=map[sub.id];if(tagClass){cls=cls?cls+" "+tagClass:tagClass;break}}return cls},scope:scope}}function highlightTree(tree,highlighter,putStyle){let from=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,to=arguments.length>4&&void 0!==arguments[4]?arguments[4]:tree.length,builder=new HighlightBuilder(from,Array.isArray(highlighter)?highlighter:[highlighter],putStyle);builder.highlightRange(tree.cursor(),from,to,"",builder.highlighters),builder.flush(to)}Rule.empty=new Rule([],2,null);class HighlightBuilder{constructor(at,highlighters,span){this.at=at,this.highlighters=highlighters,this.span=span,this.class=""}startSpan(at,cls){cls!=this.class&&(this.flush(at),at>this.at&&(this.at=at),this.class=cls)}flush(to){to>this.at&&this.class&&this.span(this.at,to,this.class)}highlightRange(cursor,from,to,inheritedClass,highlighters){let{type:type,from:start,to:end}=cursor;if(start>=to||end<=from)return;type.isTop&&(highlighters=this.highlighters.filter((h=>!h.scope||h.scope(type))));let cls=inheritedClass,rule=function(node){let rule=node.type.prop(ruleNodeProp);for(;rule&&rule.context&&!node.matchContext(rule.context);)rule=rule.next;return rule||null}(cursor)||Rule.empty,tagCls=function(highlighters,tags){let result=null;for(let highlighter of highlighters){let value=highlighter.style(tags);value&&(result=result?result+" "+value:value)}return result}(highlighters,rule.tags);if(tagCls&&(cls&&(cls+=" "),cls+=tagCls,1==rule.mode&&(inheritedClass+=(inheritedClass?" ":"")+tagCls)),this.startSpan(Math.max(from,start),cls),rule.opaque)return;let mounted=cursor.tree&&cursor.tree.prop(NodeProp.mounted);if(mounted&&mounted.overlay){let inner=cursor.node.enter(mounted.overlay[0].from+start,1),innerHighlighters=this.highlighters.filter((h=>!h.scope||h.scope(mounted.tree.type))),hasChild=cursor.firstChild();for(let i=0,pos=start;;i++){let next=i<mounted.overlay.length?mounted.overlay[i]:null,nextPos=next?next.from+start:end,rangeFrom=Math.max(from,pos),rangeTo=Math.min(to,nextPos);if(rangeFrom<rangeTo&&hasChild)for(;cursor.from<rangeTo&&(this.highlightRange(cursor,rangeFrom,rangeTo,inheritedClass,highlighters),this.startSpan(Math.min(rangeTo,cursor.to),cls),!(cursor.to>=nextPos)&&cursor.nextSibling()););if(!next||nextPos>to)break;pos=next.to+start,pos>from&&(this.highlightRange(inner.cursor(),Math.max(from,next.from+start),Math.min(to,pos),"",innerHighlighters),this.startSpan(Math.min(to,pos),cls))}hasChild&&cursor.parent()}else if(cursor.firstChild()){mounted&&(inheritedClass="");do{if(!(cursor.to<=from)){if(cursor.from>=to)break;this.highlightRange(cursor,from,to,inheritedClass,highlighters),this.startSpan(Math.min(to,cursor.to),cls)}}while(cursor.nextSibling());cursor.parent()}}}const t=Tag.define,comment=t(),name=t(),typeName=t(name),propertyName=t(name),literal=t(),string=t(literal),number=t(literal),content=t(),heading=t(content),keyword=t(),operator=t(),punctuation=t(),bracket=t(punctuation),meta=t(),tags$1={comment:comment,lineComment:t(comment),blockComment:t(comment),docComment:t(comment),name:name,variableName:t(name),typeName:typeName,tagName:t(typeName),propertyName:propertyName,attributeName:t(propertyName),className:t(name),labelName:t(name),namespace:t(name),macroName:t(name),literal:literal,string:string,docString:t(string),character:t(string),attributeValue:t(string),number:number,integer:t(number),float:t(number),bool:t(literal),regexp:t(literal),escape:t(literal),color:t(literal),url:t(literal),keyword:keyword,self:t(keyword),null:t(keyword),atom:t(keyword),unit:t(keyword),modifier:t(keyword),operatorKeyword:t(keyword),controlKeyword:t(keyword),definitionKeyword:t(keyword),moduleKeyword:t(keyword),operator:operator,derefOperator:t(operator),arithmeticOperator:t(operator),logicOperator:t(operator),bitwiseOperator:t(operator),compareOperator:t(operator),updateOperator:t(operator),definitionOperator:t(operator),typeOperator:t(operator),controlOperator:t(operator),punctuation:punctuation,separator:t(punctuation),bracket:bracket,angleBracket:t(bracket),squareBracket:t(bracket),paren:t(bracket),brace:t(bracket),content:content,heading:heading,heading1:t(heading),heading2:t(heading),heading3:t(heading),heading4:t(heading),heading5:t(heading),heading6:t(heading),contentSeparator:t(content),list:t(content),quote:t(content),emphasis:t(content),strong:t(content),link:t(content),monospace:t(content),strikethrough:t(content),inserted:t(),deleted:t(),changed:t(),invalid:t(),meta:meta,documentMeta:t(meta),annotation:t(meta),processingInstruction:t(meta),definition:Tag.defineModifier(),constant:Tag.defineModifier(),function:Tag.defineModifier(),standard:Tag.defineModifier(),local:Tag.defineModifier(),special:Tag.defineModifier()};var _a;tagHighlighter([{tag:tags$1.link,class:"tok-link"},{tag:tags$1.heading,class:"tok-heading"},{tag:tags$1.emphasis,class:"tok-emphasis"},{tag:tags$1.strong,class:"tok-strong"},{tag:tags$1.keyword,class:"tok-keyword"},{tag:tags$1.atom,class:"tok-atom"},{tag:tags$1.bool,class:"tok-bool"},{tag:tags$1.url,class:"tok-url"},{tag:tags$1.labelName,class:"tok-labelName"},{tag:tags$1.inserted,class:"tok-inserted"},{tag:tags$1.deleted,class:"tok-deleted"},{tag:tags$1.literal,class:"tok-literal"},{tag:tags$1.string,class:"tok-string"},{tag:tags$1.number,class:"tok-number"},{tag:[tags$1.regexp,tags$1.escape,tags$1.special(tags$1.string)],class:"tok-string2"},{tag:tags$1.variableName,class:"tok-variableName"},{tag:tags$1.local(tags$1.variableName),class:"tok-variableName tok-local"},{tag:tags$1.definition(tags$1.variableName),class:"tok-variableName tok-definition"},{tag:tags$1.special(tags$1.variableName),class:"tok-variableName2"},{tag:tags$1.definition(tags$1.propertyName),class:"tok-propertyName tok-definition"},{tag:tags$1.typeName,class:"tok-typeName"},{tag:tags$1.namespace,class:"tok-namespace"},{tag:tags$1.className,class:"tok-className"},{tag:tags$1.macroName,class:"tok-macroName"},{tag:tags$1.propertyName,class:"tok-propertyName"},{tag:tags$1.operator,class:"tok-operator"},{tag:tags$1.comment,class:"tok-comment"},{tag:tags$1.meta,class:"tok-meta"},{tag:tags$1.invalid,class:"tok-invalid"},{tag:tags$1.punctuation,class:"tok-punctuation"}]);const languageDataProp=new NodeProp;function defineLanguageFacet(baseData){return Facet.define({combine:baseData?values=>values.concat(baseData):void 0})}const sublanguageProp=new NodeProp;class Language{constructor(data,parser){let extraExtensions=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[],name=arguments.length>3&&void 0!==arguments[3]?arguments[3]:"";this.data=data,this.name=name,EditorState.prototype.hasOwnProperty("tree")||Object.defineProperty(EditorState.prototype,"tree",{get(){return syntaxTree(this)}}),this.parser=parser,this.extension=[language.of(this),EditorState.languageData.of(((state,pos,side)=>{let top=topNodeAt(state,pos,side),data=top.type.prop(languageDataProp);if(!data)return[];let base=state.facet(data),sub=top.type.prop(sublanguageProp);if(sub){let innerNode=top.resolve(pos-top.from,side);for(let sublang of sub)if(sublang.test(innerNode,state)){let data=state.facet(sublang.facet);return"replace"==sublang.type?data:data.concat(base)}}return base}))].concat(extraExtensions)}isActiveAt(state,pos){return topNodeAt(state,pos,arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1).type.prop(languageDataProp)==this.data}findRegions(state){let lang=state.facet(language);if((null==lang?void 0:lang.data)==this.data)return[{from:0,to:state.doc.length}];if(!lang||!lang.allowsNesting)return[];let result=[],explore=(tree,from)=>{if(tree.prop(languageDataProp)==this.data)return void result.push({from:from,to:from+tree.length});let mount=tree.prop(NodeProp.mounted);if(mount){if(mount.tree.prop(languageDataProp)==this.data){if(mount.overlay)for(let r of mount.overlay)result.push({from:r.from+from,to:r.to+from});else result.push({from:from,to:from+tree.length});return}if(mount.overlay){let size=result.length;if(explore(mount.tree,mount.overlay[0].from+from),result.length>size)return}}for(let i=0;i<tree.children.length;i++){let ch=tree.children[i];ch instanceof Tree&&explore(ch,tree.positions[i]+from)}};return explore(syntaxTree(state),0),result}get allowsNesting(){return!0}}function topNodeAt(state,pos,side){let topLang=state.facet(language),tree=syntaxTree(state).topNode;if(!topLang||topLang.allowsNesting)for(let node=tree;node;node=node.enter(pos,side,IterMode.ExcludeBuffers))node.type.isTop&&(tree=node);return tree}Language.setState=StateEffect.define();class LRLanguage extends Language{constructor(data,parser,name){super(data,parser,[],name),this.parser=parser}static define(spec){let data=defineLanguageFacet(spec.languageData);return new LRLanguage(data,spec.parser.configure({props:[languageDataProp.add((type=>type.isTop?data:void 0))]}),spec.name)}configure(options,name){return new LRLanguage(this.data,this.parser.configure(options),name||this.name)}get allowsNesting(){return this.parser.hasWrappers()}}function syntaxTree(state){let field=state.field(Language.state,!1);return field?field.tree:Tree.empty}class DocInput{constructor(doc){this.doc=doc,this.cursorPos=0,this.string="",this.cursor=doc.iter()}get length(){return this.doc.length}syncTo(pos){return this.string=this.cursor.next(pos-this.cursorPos).value,this.cursorPos=pos+this.string.length,this.cursorPos-this.string.length}chunk(pos){return this.syncTo(pos),this.string}get lineChunks(){return!0}read(from,to){let stringStart=this.cursorPos-this.string.length;return from<stringStart||to>=this.cursorPos?this.doc.sliceString(from,to):this.string.slice(from-stringStart,to-stringStart)}}let currentContext=null;class ParseContext{constructor(parser,state){let fragments=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[],tree=arguments.length>3?arguments[3]:void 0,treeLen=arguments.length>4?arguments[4]:void 0,viewport=arguments.length>5?arguments[5]:void 0,skipped=arguments.length>6?arguments[6]:void 0,scheduleOn=arguments.length>7?arguments[7]:void 0;this.parser=parser,this.state=state,this.fragments=fragments,this.tree=tree,this.treeLen=treeLen,this.viewport=viewport,this.skipped=skipped,this.scheduleOn=scheduleOn,this.parse=null,this.tempSkipped=[]}static create(parser,state,viewport){return new ParseContext(parser,state,[],Tree.empty,0,viewport,[],null)}startParse(){return this.parser.startParse(new DocInput(this.state.doc),this.fragments)}work(until,upto){return null!=upto&&upto>=this.state.doc.length&&(upto=void 0),this.tree!=Tree.empty&&this.isDone(null!=upto?upto:this.state.doc.length)?(this.takeTree(),!0):this.withContext((()=>{var _a;if("number"==typeof until){let endTime=Date.now()+until;until=()=>Date.now()>endTime}for(this.parse||(this.parse=this.startParse()),null!=upto&&(null==this.parse.stoppedAt||this.parse.stoppedAt>upto)&&upto<this.state.doc.length&&this.parse.stopAt(upto);;){let done=this.parse.advance();if(done){if(this.fragments=this.withoutTempSkipped(TreeFragment.addTree(done,this.fragments,null!=this.parse.stoppedAt)),this.treeLen=null!==(_a=this.parse.stoppedAt)&&void 0!==_a?_a:this.state.doc.length,this.tree=done,this.parse=null,!(this.treeLen<(null!=upto?upto:this.state.doc.length)))return!0;this.parse=this.startParse()}if(until())return!1}}))}takeTree(){let pos,tree;this.parse&&(pos=this.parse.parsedPos)>=this.treeLen&&((null==this.parse.stoppedAt||this.parse.stoppedAt>pos)&&this.parse.stopAt(pos),this.withContext((()=>{for(;!(tree=this.parse.advance()););})),this.treeLen=pos,this.tree=tree,this.fragments=this.withoutTempSkipped(TreeFragment.addTree(this.tree,this.fragments,!0)),this.parse=null)}withContext(f){let prev=currentContext;currentContext=this;try{return f()}finally{currentContext=prev}}withoutTempSkipped(fragments){for(let r;r=this.tempSkipped.pop();)fragments=cutFragments(fragments,r.from,r.to);return fragments}changes(changes,newState){let{fragments:fragments,tree:tree,treeLen:treeLen,viewport:viewport,skipped:skipped}=this;if(this.takeTree(),!changes.empty){let ranges=[];if(changes.iterChangedRanges(((fromA,toA,fromB,toB)=>ranges.push({fromA:fromA,toA:toA,fromB:fromB,toB:toB}))),fragments=TreeFragment.applyChanges(fragments,ranges),tree=Tree.empty,treeLen=0,viewport={from:changes.mapPos(viewport.from,-1),to:changes.mapPos(viewport.to,1)},this.skipped.length){skipped=[];for(let r of this.skipped){let from=changes.mapPos(r.from,1),to=changes.mapPos(r.to,-1);from<to&&skipped.push({from:from,to:to})}}}return new ParseContext(this.parser,newState,fragments,tree,treeLen,viewport,skipped,this.scheduleOn)}updateViewport(viewport){if(this.viewport.from==viewport.from&&this.viewport.to==viewport.to)return!1;this.viewport=viewport;let startLen=this.skipped.length;for(let i=0;i<this.skipped.length;i++){let{from:from,to:to}=this.skipped[i];from<viewport.to&&to>viewport.from&&(this.fragments=cutFragments(this.fragments,from,to),this.skipped.splice(i--,1))}return!(this.skipped.length>=startLen)&&(this.reset(),!0)}reset(){this.parse&&(this.takeTree(),this.parse=null)}skipUntilInView(from,to){this.skipped.push({from:from,to:to})}static getSkippingParser(until){return new class extends Parser{createParse(input,fragments,ranges){let from=ranges[0].from,to=ranges[ranges.length-1].to;return{parsedPos:from,advance(){let cx=currentContext;if(cx){for(let r of ranges)cx.tempSkipped.push(r);until&&(cx.scheduleOn=cx.scheduleOn?Promise.all([cx.scheduleOn,until]):until)}return this.parsedPos=to,new Tree(NodeType.none,[],[],to-from)},stoppedAt:null,stopAt(){}}}}}isDone(upto){upto=Math.min(upto,this.state.doc.length);let frags=this.fragments;return this.treeLen>=upto&&frags.length&&0==frags[0].from&&frags[0].to>=upto}static get(){return currentContext}}function cutFragments(fragments,from,to){return TreeFragment.applyChanges(fragments,[{fromA:from,toA:to,fromB:from,toB:to}])}class LanguageState{constructor(context){this.context=context,this.tree=context.tree}apply(tr){if(!tr.docChanged&&this.tree==this.context.tree)return this;let newCx=this.context.changes(tr.changes,tr.state),upto=this.context.treeLen==tr.startState.doc.length?void 0:Math.max(tr.changes.mapPos(this.context.treeLen),newCx.viewport.to);return newCx.work(20,upto)||newCx.takeTree(),new LanguageState(newCx)}static init(state){let vpTo=Math.min(3e3,state.doc.length),parseState=ParseContext.create(state.facet(language).parser,state,{from:0,to:vpTo});return parseState.work(20,vpTo)||parseState.takeTree(),new LanguageState(parseState)}}Language.state=StateField.define({create:LanguageState.init,update(value,tr){for(let e of tr.effects)if(e.is(Language.setState))return e.value;return tr.startState.facet(language)!=tr.state.facet(language)?LanguageState.init(tr.state):value.apply(tr)}});let requestIdle=callback=>{let timeout=setTimeout((()=>callback()),500);return()=>clearTimeout(timeout)};"undefined"!=typeof requestIdleCallback&&(requestIdle=callback=>{let idle=-1,timeout=setTimeout((()=>{idle=requestIdleCallback(callback,{timeout:400})}),100);return()=>idle<0?clearTimeout(timeout):cancelIdleCallback(idle)});const isInputPending="undefined"!=typeof navigator&&(null===(_a=navigator.scheduling)||void 0===_a?void 0:_a.isInputPending)?()=>navigator.scheduling.isInputPending():null,parseWorker=ViewPlugin.fromClass(class{constructor(view){this.view=view,this.working=null,this.workScheduled=0,this.chunkEnd=-1,this.chunkBudget=-1,this.work=this.work.bind(this),this.scheduleWork()}update(update){let cx=this.view.state.field(Language.state).context;(cx.updateViewport(update.view.viewport)||this.view.viewport.to>cx.treeLen)&&this.scheduleWork(),(update.docChanged||update.selectionSet)&&(this.view.hasFocus&&(this.chunkBudget+=50),this.scheduleWork()),this.checkAsyncSchedule(cx)}scheduleWork(){if(this.working)return;let{state:state}=this.view,field=state.field(Language.state);field.tree==field.context.tree&&field.context.isDone(state.doc.length)||(this.working=requestIdle(this.work))}work(deadline){this.working=null;let now=Date.now();if(this.chunkEnd<now&&(this.chunkEnd<0||this.view.hasFocus)&&(this.chunkEnd=now+3e4,this.chunkBudget=3e3),this.chunkBudget<=0)return;let{state:state,viewport:{to:vpTo}}=this.view,field=state.field(Language.state);if(field.tree==field.context.tree&&field.context.isDone(vpTo+1e5))return;let endTime=Date.now()+Math.min(this.chunkBudget,100,deadline&&!isInputPending?Math.max(25,deadline.timeRemaining()-5):1e9),viewportFirst=field.context.treeLen<vpTo&&state.doc.length>vpTo+1e3,done=field.context.work((()=>isInputPending&&isInputPending()||Date.now()>endTime),vpTo+(viewportFirst?0:1e5));this.chunkBudget-=Date.now()-now,(done||this.chunkBudget<=0)&&(field.context.takeTree(),this.view.dispatch({effects:Language.setState.of(new LanguageState(field.context))})),this.chunkBudget>0&&(!done||viewportFirst)&&this.scheduleWork(),this.checkAsyncSchedule(field.context)}checkAsyncSchedule(cx){cx.scheduleOn&&(this.workScheduled++,cx.scheduleOn.then((()=>this.scheduleWork())).catch((err=>logException(this.view.state,err))).then((()=>this.workScheduled--)),cx.scheduleOn=null)}destroy(){this.working&&this.working()}isWorking(){return!!(this.working||this.workScheduled>0)}},{eventHandlers:{focus(){this.scheduleWork()}}}),language=Facet.define({combine:languages=>languages.length?languages[0]:null,enables:language=>[Language.state,parseWorker,EditorView.contentAttributes.compute([language],(state=>{let lang=state.facet(language);return lang&&lang.name?{"data-language":lang.name}:{}}))]});class LanguageSupport{constructor(language){let support=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];this.language=language,this.support=support,this.extension=[language,support]}}const indentService=Facet.define(),indentUnit=Facet.define({combine:values=>{if(!values.length)return"  ";let unit=values[0];if(!unit||/\S/.test(unit)||Array.from(unit).some((e=>e!=unit[0])))throw new Error("Invalid indent unit: "+JSON.stringify(values[0]));return unit}});function getIndentUnit(state){let unit=state.facet(indentUnit);return 9==unit.charCodeAt(0)?state.tabSize*unit.length:unit.length}function indentString(state,cols){let result="",ts=state.tabSize,ch=state.facet(indentUnit)[0];if("\t"==ch){for(;cols>=ts;)result+="\t",cols-=ts;ch=" "}for(let i=0;i<cols;i++)result+=ch;return result}function getIndentation(context,pos){context instanceof EditorState&&(context=new IndentContext(context));for(let service of context.state.facet(indentService)){let result=service(context,pos);if(void 0!==result)return result}let tree=syntaxTree(context.state);return tree.length>=pos?function(cx,ast,pos){let stack=ast.resolveStack(pos),inner=stack.node.enterUnfinishedNodesBefore(pos);if(inner!=stack.node){let add=[];for(let cur=inner;cur!=stack.node;cur=cur.parent)add.push(cur);for(let i=add.length-1;i>=0;i--)stack={node:add[i],next:stack}}return indentFor(stack,cx,pos)}(context,tree,pos):null}class IndentContext{constructor(state){let options=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.state=state,this.options=options,this.unit=getIndentUnit(state)}lineAt(pos){let bias=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,line=this.state.doc.lineAt(pos),{simulateBreak:simulateBreak,simulateDoubleBreak:simulateDoubleBreak}=this.options;return null!=simulateBreak&&simulateBreak>=line.from&&simulateBreak<=line.to?simulateDoubleBreak&&simulateBreak==pos?{text:"",from:pos}:(bias<0?simulateBreak<pos:simulateBreak<=pos)?{text:line.text.slice(simulateBreak-line.from),from:simulateBreak}:{text:line.text.slice(0,simulateBreak-line.from),from:line.from}:line}textAfterPos(pos){let bias=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;if(this.options.simulateDoubleBreak&&pos==this.options.simulateBreak)return"";let{text:text,from:from}=this.lineAt(pos,bias);return text.slice(pos-from,Math.min(text.length,pos+100-from))}column(pos){let bias=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,{text:text,from:from}=this.lineAt(pos,bias),result=this.countColumn(text,pos-from),override=this.options.overrideIndentation?this.options.overrideIndentation(from):-1;return override>-1&&(result+=override-this.countColumn(text,text.search(/\S|$/))),result}countColumn(line){let pos=arguments.length>1&&void 0!==arguments[1]?arguments[1]:line.length;return countColumn(line,this.state.tabSize,pos)}lineIndent(pos){let bias=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,{text:text,from:from}=this.lineAt(pos,bias),override=this.options.overrideIndentation;if(override){let overriden=override(from);if(overriden>-1)return overriden}return this.countColumn(text,text.search(/\S|$/))}get simulatedBreak(){return this.options.simulateBreak||null}}const indentNodeProp=new NodeProp;function indentFor(stack,cx,pos){for(let cur=stack;cur;cur=cur.next){let strategy=indentStrategy(cur.node);if(strategy)return strategy(TreeIndentContext.create(cx,pos,cur))}return 0}function indentStrategy(tree){let strategy=tree.type.prop(indentNodeProp);if(strategy)return strategy;let close,first=tree.firstChild;if(first&&(close=first.type.prop(NodeProp.closedBy))){let last=tree.lastChild,closed=last&&close.indexOf(last.name)>-1;return cx=>delimitedStrategy(cx,!0,1,void 0,closed&&!function(cx){return cx.pos==cx.options.simulateBreak&&cx.options.simulateDoubleBreak}(cx)?last.from:void 0)}return null==tree.parent?topIndent:null}function topIndent(){return 0}class TreeIndentContext extends IndentContext{constructor(base,pos,context){super(base.state,base.options),this.base=base,this.pos=pos,this.context=context}get node(){return this.context.node}static create(base,pos,context){return new TreeIndentContext(base,pos,context)}get textAfter(){return this.textAfterPos(this.pos)}get baseIndent(){return this.baseIndentFor(this.node)}baseIndentFor(node){let line=this.state.doc.lineAt(node.from);for(;;){let atBreak=node.resolve(line.from);for(;atBreak.parent&&atBreak.parent.from==atBreak.from;)atBreak=atBreak.parent;if(isParent(atBreak,node))break;line=this.state.doc.lineAt(atBreak.from)}return this.lineIndent(line.from)}continue(){return indentFor(this.context.next,this.base,this.pos)}}function isParent(parent,of){for(let cur=of;cur;cur=cur.parent)if(parent==cur)return!0;return!1}function delimitedStrategy(context,align,units,closing,closedAt){let after=context.textAfter,space=after.match(/^\s*/)[0].length,closed=closing&&after.slice(space,space+closing.length)==closing||closedAt==context.pos+space,aligned=align?function(context){let tree=context.node,openToken=tree.childAfter(tree.from),last=tree.lastChild;if(!openToken)return null;let sim=context.options.simulateBreak,openLine=context.state.doc.lineAt(openToken.from),lineEnd=null==sim||sim<=openLine.from?openLine.to:Math.min(openLine.to,sim);for(let pos=openToken.to;;){let next=tree.childAfter(pos);if(!next||next==last)return null;if(!next.type.isSkipped)return next.from<lineEnd?openToken:null;pos=next.to}}(context):null;return aligned?closed?context.column(aligned.from):context.column(aligned.to):context.baseIndent+(closed?0:context.unit*units)}function continuedIndent(){let{except:except,units:units=1}=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return context=>{let matchExcept=except&&except.test(context.textAfter);return context.baseIndent+(matchExcept?0:units*context.unit)}}const foldService=Facet.define(),foldNodeProp=new NodeProp;function foldInside(node){let first=node.firstChild,last=node.lastChild;return first&&first.to<last.from?{from:first.to,to:last.type.isError?node.to:last.from}:null}function isUnfinished(node){let ch=node.lastChild;return ch&&ch.to==node.to&&ch.type.isError}function foldable(state,lineStart,lineEnd){for(let service of state.facet(foldService)){let result=service(state,lineStart,lineEnd);if(result)return result}return function(state,start,end){let tree=syntaxTree(state);if(tree.length<end)return null;let found=null;for(let iter=tree.resolveStack(end,1);iter;iter=iter.next){let cur=iter.node;if(cur.to<=end||cur.from>end)continue;if(found&&cur.from<start)break;let prop=cur.type.prop(foldNodeProp);if(prop&&(cur.to<tree.length-50||tree.length==state.doc.length||!isUnfinished(cur))){let value=prop(cur,state);value&&value.from<=end&&value.from>=start&&value.to>end&&(found=value)}}return found}(state,lineStart,lineEnd)}function mapRange(range,mapping){let from=mapping.mapPos(range.from,1),to=mapping.mapPos(range.to,-1);return from>=to?void 0:{from:from,to:to}}const foldEffect=StateEffect.define({map:mapRange}),unfoldEffect=StateEffect.define({map:mapRange});function selectedLines(view){let lines=[];for(let{head:head}of view.state.selection.ranges)lines.some((l=>l.from<=head&&l.to>=head))||lines.push(view.lineBlockAt(head));return lines}const foldState=StateField.define({create:()=>Decoration.none,update(folded,tr){folded=folded.map(tr.changes);for(let e of tr.effects)if(e.is(foldEffect)&&!foldExists(folded,e.value.from,e.value.to)){let{preparePlaceholder:preparePlaceholder}=tr.state.facet(foldConfig),widget=preparePlaceholder?Decoration.replace({widget:new PreparedFoldWidget(preparePlaceholder(tr.state,e.value))}):foldWidget;folded=folded.update({add:[widget.range(e.value.from,e.value.to)]})}else e.is(unfoldEffect)&&(folded=folded.update({filter:(from,to)=>e.value.from!=from||e.value.to!=to,filterFrom:e.value.from,filterTo:e.value.to}));if(tr.selection){let onSelection=!1,{head:head}=tr.selection.main;folded.between(head,head,((a,b)=>{a<head&&b>head&&(onSelection=!0)})),onSelection&&(folded=folded.update({filterFrom:head,filterTo:head,filter:(a,b)=>b<=head||a>=head}))}return folded},provide:f=>EditorView.decorations.from(f),toJSON(folded,state){let ranges=[];return folded.between(0,state.doc.length,((from,to)=>{ranges.push(from,to)})),ranges},fromJSON(value){if(!Array.isArray(value)||value.length%2)throw new RangeError("Invalid JSON for fold state");let ranges=[];for(let i=0;i<value.length;){let from=value[i++],to=value[i++];if("number"!=typeof from||"number"!=typeof to)throw new RangeError("Invalid JSON for fold state");ranges.push(foldWidget.range(from,to))}return Decoration.set(ranges,!0)}});function findFold(state,from,to){var _a;let found=null;return null===(_a=state.field(foldState,!1))||void 0===_a||_a.between(from,to,((from,to)=>{(!found||found.from>from)&&(found={from:from,to:to})})),found}function foldExists(folded,from,to){let found=!1;return folded.between(from,from,((a,b)=>{a==from&&b==to&&(found=!0)})),found}function maybeEnable(state,other){return state.field(foldState,!1)?other:other.concat(StateEffect.appendConfig.of(codeFolding()))}function announceFold(view,range){let fold=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],lineFrom=view.state.doc.lineAt(range.from).number,lineTo=view.state.doc.lineAt(range.to).number;return EditorView.announce.of("".concat(view.state.phrase(fold?"Folded lines":"Unfolded lines")," ").concat(lineFrom," ").concat(view.state.phrase("to")," ").concat(lineTo,"."))}const foldKeymap=[{key:"Ctrl-Shift-[",mac:"Cmd-Alt-[",run:view=>{for(let line of selectedLines(view)){let range=foldable(view.state,line.from,line.to);if(range)return view.dispatch({effects:maybeEnable(view.state,[foldEffect.of(range),announceFold(view,range)])}),!0}return!1}},{key:"Ctrl-Shift-]",mac:"Cmd-Alt-]",run:view=>{if(!view.state.field(foldState,!1))return!1;let effects=[];for(let line of selectedLines(view)){let folded=findFold(view.state,line.from,line.to);folded&&effects.push(unfoldEffect.of(folded),announceFold(view,folded,!1))}return effects.length&&view.dispatch({effects:effects}),effects.length>0}},{key:"Ctrl-Alt-[",run:view=>{let{state:state}=view,effects=[];for(let pos=0;pos<state.doc.length;){let line=view.lineBlockAt(pos),range=foldable(state,line.from,line.to);range&&effects.push(foldEffect.of(range)),pos=(range?view.lineBlockAt(range.to):line).to+1}return effects.length&&view.dispatch({effects:maybeEnable(view.state,effects)}),!!effects.length}},{key:"Ctrl-Alt-]",run:view=>{let field=view.state.field(foldState,!1);if(!field||!field.size)return!1;let effects=[];return field.between(0,view.state.doc.length,((from,to)=>{effects.push(unfoldEffect.of({from:from,to:to}))})),view.dispatch({effects:effects}),!0}}],defaultConfig={placeholderDOM:null,preparePlaceholder:null,placeholderText:"…"},foldConfig=Facet.define({combine:values=>combineConfig(values,defaultConfig)});function codeFolding(config){let result=[foldState,baseTheme$1$2];return config&&result.push(foldConfig.of(config)),result}function widgetToDOM(view,prepared){let{state:state}=view,conf=state.facet(foldConfig),onclick=event=>{let line=view.lineBlockAt(view.posAtDOM(event.target)),folded=findFold(view.state,line.from,line.to);folded&&view.dispatch({effects:unfoldEffect.of(folded)}),event.preventDefault()};if(conf.placeholderDOM)return conf.placeholderDOM(view,onclick,prepared);let element=document.createElement("span");return element.textContent=conf.placeholderText,element.setAttribute("aria-label",state.phrase("folded code")),element.title=state.phrase("unfold"),element.className="cm-foldPlaceholder",element.onclick=onclick,element}const foldWidget=Decoration.replace({widget:new class extends WidgetType{toDOM(view){return widgetToDOM(view,null)}}});class PreparedFoldWidget extends WidgetType{constructor(value){super(),this.value=value}eq(other){return this.value==other.value}toDOM(view){return widgetToDOM(view,this.value)}}const foldGutterDefaults={openText:"⌄",closedText:"›",markerDOM:null,domEventHandlers:{},foldingChanged:()=>!1};class FoldMarker extends GutterMarker{constructor(config,open){super(),this.config=config,this.open=open}eq(other){return this.config==other.config&&this.open==other.open}toDOM(view){if(this.config.markerDOM)return this.config.markerDOM(this.open);let span=document.createElement("span");return span.textContent=this.open?this.config.openText:this.config.closedText,span.title=view.state.phrase(this.open?"Fold line":"Unfold line"),span}}function foldGutter(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},fullConfig=Object.assign(Object.assign({},foldGutterDefaults),config),canFold=new FoldMarker(fullConfig,!0),canUnfold=new FoldMarker(fullConfig,!1),markers=ViewPlugin.fromClass(class{constructor(view){this.from=view.viewport.from,this.markers=this.buildMarkers(view)}update(update){(update.docChanged||update.viewportChanged||update.startState.facet(language)!=update.state.facet(language)||update.startState.field(foldState,!1)!=update.state.field(foldState,!1)||syntaxTree(update.startState)!=syntaxTree(update.state)||fullConfig.foldingChanged(update))&&(this.markers=this.buildMarkers(update.view))}buildMarkers(view){let builder=new RangeSetBuilder;for(let line of view.viewportLineBlocks){let mark=findFold(view.state,line.from,line.to)?canUnfold:foldable(view.state,line.from,line.to)?canFold:null;mark&&builder.add(line.from,line.from,mark)}return builder.finish()}}),{domEventHandlers:domEventHandlers}=fullConfig;return[markers,gutter({class:"cm-foldGutter",markers(view){var _a;return(null===(_a=view.plugin(markers))||void 0===_a?void 0:_a.markers)||RangeSet.empty},initialSpacer:()=>new FoldMarker(fullConfig,!1),domEventHandlers:Object.assign(Object.assign({},domEventHandlers),{click:(view,line,event)=>{if(domEventHandlers.click&&domEventHandlers.click(view,line,event))return!0;let folded=findFold(view.state,line.from,line.to);if(folded)return view.dispatch({effects:unfoldEffect.of(folded)}),!0;let range=foldable(view.state,line.from,line.to);return!!range&&(view.dispatch({effects:foldEffect.of(range)}),!0)}})}),codeFolding()]}const baseTheme$1$2=EditorView.baseTheme({".cm-foldPlaceholder":{backgroundColor:"#eee",border:"1px solid #ddd",color:"#888",borderRadius:".2em",margin:"0 1px",padding:"0 1px",cursor:"pointer"},".cm-foldGutter span":{padding:"0 1px",cursor:"pointer"}});class HighlightStyle{constructor(specs,options){let modSpec;function def(spec){let cls=StyleModule.newName();return(modSpec||(modSpec=Object.create(null)))["."+cls]=spec,cls}this.specs=specs;const all="string"==typeof options.all?options.all:options.all?def(options.all):void 0,scopeOpt=options.scope;this.scope=scopeOpt instanceof Language?type=>type.prop(languageDataProp)==scopeOpt.data:scopeOpt?type=>type==scopeOpt:void 0,this.style=tagHighlighter(specs.map((style=>({tag:style.tag,class:style.class||def(Object.assign({},style,{tag:null}))}))),{all:all}).style,this.module=modSpec?new StyleModule(modSpec):null,this.themeType=options.themeType}static define(specs,options){return new HighlightStyle(specs,options||{})}}const highlighterFacet=Facet.define(),fallbackHighlighter=Facet.define({combine:values=>values.length?[values[0]]:null});function getHighlighters(state){let main=state.facet(highlighterFacet);return main.length?main:state.facet(fallbackHighlighter)}function syntaxHighlighting(highlighter,options){let themeType,ext=[treeHighlighter];return highlighter instanceof HighlightStyle&&(highlighter.module&&ext.push(EditorView.styleModule.of(highlighter.module)),themeType=highlighter.themeType),(null==options?void 0:options.fallback)?ext.push(fallbackHighlighter.of(highlighter)):themeType?ext.push(highlighterFacet.computeN([EditorView.darkTheme],(state=>state.facet(EditorView.darkTheme)==("dark"==themeType)?[highlighter]:[]))):ext.push(highlighterFacet.of(highlighter)),ext}const treeHighlighter=Prec.high(ViewPlugin.fromClass(class{constructor(view){this.markCache=Object.create(null),this.tree=syntaxTree(view.state),this.decorations=this.buildDeco(view,getHighlighters(view.state)),this.decoratedTo=view.viewport.to}update(update){let tree=syntaxTree(update.state),highlighters=getHighlighters(update.state),styleChange=highlighters!=getHighlighters(update.startState),{viewport:viewport}=update.view,decoratedToMapped=update.changes.mapPos(this.decoratedTo,1);tree.length<viewport.to&&!styleChange&&tree.type==this.tree.type&&decoratedToMapped>=viewport.to?(this.decorations=this.decorations.map(update.changes),this.decoratedTo=decoratedToMapped):(tree!=this.tree||update.viewportChanged||styleChange)&&(this.tree=tree,this.decorations=this.buildDeco(update.view,highlighters),this.decoratedTo=viewport.to)}buildDeco(view,highlighters){if(!highlighters||!this.tree.length)return Decoration.none;let builder=new RangeSetBuilder;for(let{from:from,to:to}of view.visibleRanges)highlightTree(this.tree,highlighters,((from,to,style)=>{builder.add(from,to,this.markCache[style]||(this.markCache[style]=Decoration.mark({class:style})))}),from,to);return builder.finish()}},{decorations:v=>v.decorations})),defaultHighlightStyle=HighlightStyle.define([{tag:tags$1.meta,color:"#404740"},{tag:tags$1.link,textDecoration:"underline"},{tag:tags$1.heading,textDecoration:"underline",fontWeight:"bold"},{tag:tags$1.emphasis,fontStyle:"italic"},{tag:tags$1.strong,fontWeight:"bold"},{tag:tags$1.strikethrough,textDecoration:"line-through"},{tag:tags$1.keyword,color:"#708"},{tag:[tags$1.atom,tags$1.bool,tags$1.url,tags$1.contentSeparator,tags$1.labelName],color:"#219"},{tag:[tags$1.literal,tags$1.inserted],color:"#164"},{tag:[tags$1.string,tags$1.deleted],color:"#a11"},{tag:[tags$1.regexp,tags$1.escape,tags$1.special(tags$1.string)],color:"#e40"},{tag:tags$1.definition(tags$1.variableName),color:"#00f"},{tag:tags$1.local(tags$1.variableName),color:"#30a"},{tag:[tags$1.typeName,tags$1.namespace],color:"#085"},{tag:tags$1.className,color:"#167"},{tag:[tags$1.special(tags$1.variableName),tags$1.macroName],color:"#256"},{tag:tags$1.definition(tags$1.propertyName),color:"#00c"},{tag:tags$1.comment,color:"#940"},{tag:tags$1.invalid,color:"#f00"}]),baseTheme$3=EditorView.baseTheme({"&.cm-focused .cm-matchingBracket":{backgroundColor:"#328c8252"},"&.cm-focused .cm-nonmatchingBracket":{backgroundColor:"#bb555544"}}),bracketMatchingConfig=Facet.define({combine:configs=>combineConfig(configs,{afterCursor:!0,brackets:"()[]{}",maxScanDistance:1e4,renderMatch:defaultRenderMatch})}),matchingMark=Decoration.mark({class:"cm-matchingBracket"}),nonmatchingMark=Decoration.mark({class:"cm-nonmatchingBracket"});function defaultRenderMatch(match){let decorations=[],mark=match.matched?matchingMark:nonmatchingMark;return decorations.push(mark.range(match.start.from,match.start.to)),match.end&&decorations.push(mark.range(match.end.from,match.end.to)),decorations}const bracketMatchingState=StateField.define({create:()=>Decoration.none,update(deco,tr){if(!tr.docChanged&&!tr.selection)return deco;let decorations=[],config=tr.state.facet(bracketMatchingConfig);for(let range of tr.state.selection.ranges){if(!range.empty)continue;let match=matchBrackets(tr.state,range.head,-1,config)||range.head>0&&matchBrackets(tr.state,range.head-1,1,config)||config.afterCursor&&(matchBrackets(tr.state,range.head,1,config)||range.head<tr.state.doc.length&&matchBrackets(tr.state,range.head+1,-1,config));match&&(decorations=decorations.concat(config.renderMatch(match,tr.state)))}return Decoration.set(decorations,!0)},provide:f=>EditorView.decorations.from(f)}),bracketMatchingUnique=[bracketMatchingState,baseTheme$3];function bracketMatching(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return[bracketMatchingConfig.of(config),bracketMatchingUnique]}const bracketMatchingHandle=new NodeProp;function matchingNodes(node,dir,brackets){let byProp=node.prop(dir<0?NodeProp.openedBy:NodeProp.closedBy);if(byProp)return byProp;if(1==node.name.length){let index=brackets.indexOf(node.name);if(index>-1&&index%2==(dir<0?1:0))return[brackets[index+dir]]}return null}function findHandle(node){let hasHandle=node.type.prop(bracketMatchingHandle);return hasHandle?hasHandle(node.node):node}function matchBrackets(state,pos,dir){let config=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{},maxScanDistance=config.maxScanDistance||1e4,brackets=config.brackets||"()[]{}",tree=syntaxTree(state),node=tree.resolveInner(pos,dir);for(let cur=node;cur;cur=cur.parent){let matches=matchingNodes(cur.type,dir,brackets);if(matches&&cur.from<cur.to){let handle=findHandle(cur);if(handle&&(dir>0?pos>=handle.from&&pos<handle.to:pos>handle.from&&pos<=handle.to))return matchMarkedBrackets(state,pos,dir,cur,handle,matches,brackets)}}return matchPlainBrackets(state,pos,dir,tree,node.type,maxScanDistance,brackets)}function matchMarkedBrackets(_state,_pos,dir,token,handle,matching,brackets){let parent=token.parent,firstToken={from:handle.from,to:handle.to},depth=0,cursor=null==parent?void 0:parent.cursor();if(cursor&&(dir<0?cursor.childBefore(token.from):cursor.childAfter(token.to)))do{if(dir<0?cursor.to<=token.from:cursor.from>=token.to){if(0==depth&&matching.indexOf(cursor.type.name)>-1&&cursor.from<cursor.to){let endHandle=findHandle(cursor);return{start:firstToken,end:endHandle?{from:endHandle.from,to:endHandle.to}:void 0,matched:!0}}if(matchingNodes(cursor.type,dir,brackets))depth++;else if(matchingNodes(cursor.type,-dir,brackets)){if(0==depth){let endHandle=findHandle(cursor);return{start:firstToken,end:endHandle&&endHandle.from<endHandle.to?{from:endHandle.from,to:endHandle.to}:void 0,matched:!1}}depth--}}}while(dir<0?cursor.prevSibling():cursor.nextSibling());return{start:firstToken,matched:!1}}function matchPlainBrackets(state,pos,dir,tree,tokenType,maxScanDistance,brackets){let startCh=dir<0?state.sliceDoc(pos-1,pos):state.sliceDoc(pos,pos+1),bracket=brackets.indexOf(startCh);if(bracket<0||bracket%2==0!=dir>0)return null;let startToken={from:dir<0?pos-1:pos,to:dir>0?pos+1:pos},iter=state.doc.iterRange(pos,dir>0?state.doc.length:0),depth=0;for(let distance=0;!iter.next().done&&distance<=maxScanDistance;){let text=iter.value;dir<0&&(distance+=text.length);let basePos=pos+distance*dir;for(let pos=dir>0?0:text.length-1,end=dir>0?text.length:-1;pos!=end;pos+=dir){let found=brackets.indexOf(text[pos]);if(!(found<0||tree.resolveInner(basePos+pos,1).type!=tokenType))if(found%2==0==dir>0)depth++;else{if(1==depth)return{start:startToken,end:{from:basePos+pos,to:basePos+pos+1},matched:found>>1==bracket>>1};depth--}}dir>0&&(distance+=text.length)}return iter.done?{start:startToken,matched:!1}:null}const noTokens=Object.create(null),typeArray=[NodeType.none],warned=[],byTag=Object.create(null),defaultTable=Object.create(null);for(let[legacyName,name]of[["variable","variableName"],["variable-2","variableName.special"],["string-2","string.special"],["def","variableName.definition"],["tag","tagName"],["attribute","attributeName"],["type","typeName"],["builtin","variableName.standard"],["qualifier","modifier"],["error","invalid"],["header","heading"],["property","propertyName"]])defaultTable[legacyName]=createTokenType(noTokens,name);function warnForPart(part,msg){warned.indexOf(part)>-1||(warned.push(part),console.warn(msg))}function createTokenType(extra,tagStr){let tags$1$1=[];for(let name of tagStr.split(" ")){let found=[];for(let part of name.split(".")){let value=extra[part]||tags$1[part];value?"function"==typeof value?found.length?found=found.map(value):warnForPart(part,"Modifier ".concat(part," used at start of tag")):found.length?warnForPart(part,"Tag ".concat(part," used as modifier")):found=Array.isArray(value)?value:[value]:warnForPart(part,"Unknown highlighting tag ".concat(part))}for(let tag of found)tags$1$1.push(tag)}if(!tags$1$1.length)return 0;let name=tagStr.replace(/ /g,"_"),key=name+" "+tags$1$1.map((t=>t.id)),known=byTag[key];if(known)return known.id;let type=byTag[key]=NodeType.define({id:typeArray.length,name:name,props:[styleTags({[name]:tags$1$1})]});return typeArray.push(type),type.id}Decoration.mark({class:"cm-iso",inclusive:!0,attributes:{dir:"rtl"},bidiIsolate:Direction.RTL}),Decoration.mark({class:"cm-iso",inclusive:!0,attributes:{dir:"ltr"},bidiIsolate:Direction.LTR}),Decoration.mark({class:"cm-iso",inclusive:!0,attributes:{dir:"auto"},bidiIsolate:null});function command(f,option){return _ref9=>{let{state:state,dispatch:dispatch}=_ref9;if(state.readOnly)return!1;let tr=f(option,state);return!!tr&&(dispatch(state.update(tr)),!0)}}const toggleLineComment=command((function(option,state){let ranges=arguments.length>2&&void 0!==arguments[2]?arguments[2]:state.selection.ranges,lines=[],prevLine=-1;for(let{from:from,to:to}of ranges){let startI=lines.length,minIndent=1e9,token=getConfig(state,from).line;if(token){for(let pos=from;pos<=to;){let line=state.doc.lineAt(pos);if(line.from>prevLine&&(from==to||to>line.from)){prevLine=line.from;let indent=/^\s*/.exec(line.text)[0].length,empty=indent==line.length,comment=line.text.slice(indent,indent+token.length)==token?indent:-1;indent<line.text.length&&indent<minIndent&&(minIndent=indent),lines.push({line:line,comment:comment,token:token,indent:indent,empty:empty,single:!1})}pos=line.to+1}if(minIndent<1e9)for(let i=startI;i<lines.length;i++)lines[i].indent<lines[i].line.text.length&&(lines[i].indent=minIndent);lines.length==startI+1&&(lines[startI].single=!0)}}if(2!=option&&lines.some((l=>l.comment<0&&(!l.empty||l.single)))){let changes=[];for(let{line:line,token:token,indent:indent,empty:empty,single:single}of lines)!single&&empty||changes.push({from:line.from+indent,insert:token+" "});let changeSet=state.changes(changes);return{changes:changeSet,selection:state.selection.map(changeSet,1)}}if(1!=option&&lines.some((l=>l.comment>=0))){let changes=[];for(let{line:line,comment:comment,token:token}of lines)if(comment>=0){let from=line.from+comment,to=from+token.length;" "==line.text[to-line.from]&&to++,changes.push({from:from,to:to})}return{changes:changes}}return null}),0),toggleBlockComment=command(changeBlockComment,0),toggleBlockCommentByLine=command(((o,s)=>changeBlockComment(o,s,function(state){let ranges=[];for(let r of state.selection.ranges){let fromLine=state.doc.lineAt(r.from),toLine=r.to<=fromLine.to?fromLine:state.doc.lineAt(r.to),last=ranges.length-1;last>=0&&ranges[last].to>fromLine.from?ranges[last].to=toLine.to:ranges.push({from:fromLine.from+/^\s*/.exec(fromLine.text)[0].length,to:toLine.to})}return ranges}(s))),0);function getConfig(state,pos){let data=state.languageDataAt("commentTokens",pos);return data.length?data[0]:{}}function findBlockComment(state,_ref10,from,to){let startText,endText,{open:open,close:close}=_ref10,textBefore=state.sliceDoc(from-50,from),textAfter=state.sliceDoc(to,to+50),spaceBefore=/\s*$/.exec(textBefore)[0].length,spaceAfter=/^\s*/.exec(textAfter)[0].length,beforeOff=textBefore.length-spaceBefore;if(textBefore.slice(beforeOff-open.length,beforeOff)==open&&textAfter.slice(spaceAfter,spaceAfter+close.length)==close)return{open:{pos:from-spaceBefore,margin:spaceBefore&&1},close:{pos:to+spaceAfter,margin:spaceAfter&&1}};to-from<=100?startText=endText=state.sliceDoc(from,to):(startText=state.sliceDoc(from,from+50),endText=state.sliceDoc(to-50,to));let startSpace=/^\s*/.exec(startText)[0].length,endSpace=/\s*$/.exec(endText)[0].length,endOff=endText.length-endSpace-close.length;return startText.slice(startSpace,startSpace+open.length)==open&&endText.slice(endOff,endOff+close.length)==close?{open:{pos:from+startSpace+open.length,margin:/\s/.test(startText.charAt(startSpace+open.length))?1:0},close:{pos:to-endSpace-close.length,margin:/\s/.test(endText.charAt(endOff-1))?1:0}}:null}function changeBlockComment(option,state){let ranges=arguments.length>2&&void 0!==arguments[2]?arguments[2]:state.selection.ranges,tokens=ranges.map((r=>getConfig(state,r.from).block));if(!tokens.every((c=>c)))return null;let comments=ranges.map(((r,i)=>findBlockComment(state,tokens[i],r.from,r.to)));if(2!=option&&!comments.every((c=>c)))return{changes:state.changes(ranges.map(((range,i)=>comments[i]?[]:[{from:range.from,insert:tokens[i].open+" "},{from:range.to,insert:" "+tokens[i].close}])))};if(1!=option&&comments.some((c=>c))){let changes=[];for(let comment,i=0;i<comments.length;i++)if(comment=comments[i]){let token=tokens[i],{open:open,close:close}=comment;changes.push({from:open.pos-token.open.length,to:open.pos+open.margin},{from:close.pos-close.margin,to:close.pos+token.close.length})}return{changes:changes}}return null}const fromHistory=Annotation.define(),isolateHistory=Annotation.define(),invertedEffects=Facet.define(),historyConfig=Facet.define({combine:configs=>combineConfig(configs,{minDepth:100,newGroupDelay:500,joinToEvent:(_t,isAdjacent)=>isAdjacent},{minDepth:Math.max,newGroupDelay:Math.min,joinToEvent:(a,b)=>(tr,adj)=>a(tr,adj)||b(tr,adj)})}),historyField_=StateField.define({create:()=>HistoryState.empty,update(state,tr){let config=tr.state.facet(historyConfig),fromHist=tr.annotation(fromHistory);if(fromHist){let item=HistEvent.fromTransaction(tr,fromHist.selection),from=fromHist.side,other=0==from?state.undone:state.done;return other=item?updateBranch(other,other.length,config.minDepth,item):addSelection(other,tr.startState.selection),new HistoryState(0==from?fromHist.rest:other,0==from?other:fromHist.rest)}let isolate=tr.annotation(isolateHistory);if("full"!=isolate&&"before"!=isolate||(state=state.isolate()),!1===tr.annotation(Transaction.addToHistory))return tr.changes.empty?state:state.addMapping(tr.changes.desc);let event=HistEvent.fromTransaction(tr),time=tr.annotation(Transaction.time),userEvent=tr.annotation(Transaction.userEvent);return event?state=state.addChanges(event,time,userEvent,config,tr):tr.selection&&(state=state.addSelection(tr.startState.selection,time,userEvent,config.newGroupDelay)),"full"!=isolate&&"after"!=isolate||(state=state.isolate()),state},toJSON:value=>({done:value.done.map((e=>e.toJSON())),undone:value.undone.map((e=>e.toJSON()))}),fromJSON:json=>new HistoryState(json.done.map(HistEvent.fromJSON),json.undone.map(HistEvent.fromJSON))});function history(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return[historyField_,historyConfig.of(config),EditorView.domEventHandlers({beforeinput(e,view){let command="historyUndo"==e.inputType?undo:"historyRedo"==e.inputType?redo:null;return!!command&&(e.preventDefault(),command(view))}})]}function cmd(side,selection){return function(_ref11){let{state:state,dispatch:dispatch}=_ref11;if(!selection&&state.readOnly)return!1;let historyState=state.field(historyField_,!1);if(!historyState)return!1;let tr=historyState.pop(side,state,selection);return!!tr&&(dispatch(tr),!0)}}const undo=cmd(0,!1),redo=cmd(1,!1),undoSelection=cmd(0,!0),redoSelection=cmd(1,!0);class HistEvent{constructor(changes,effects,mapped,startSelection,selectionsAfter){this.changes=changes,this.effects=effects,this.mapped=mapped,this.startSelection=startSelection,this.selectionsAfter=selectionsAfter}setSelAfter(after){return new HistEvent(this.changes,this.effects,this.mapped,this.startSelection,after)}toJSON(){var _a,_b,_c;return{changes:null===(_a=this.changes)||void 0===_a?void 0:_a.toJSON(),mapped:null===(_b=this.mapped)||void 0===_b?void 0:_b.toJSON(),startSelection:null===(_c=this.startSelection)||void 0===_c?void 0:_c.toJSON(),selectionsAfter:this.selectionsAfter.map((s=>s.toJSON()))}}static fromJSON(json){return new HistEvent(json.changes&&ChangeSet.fromJSON(json.changes),[],json.mapped&&ChangeDesc.fromJSON(json.mapped),json.startSelection&&EditorSelection.fromJSON(json.startSelection),json.selectionsAfter.map(EditorSelection.fromJSON))}static fromTransaction(tr,selection){let effects=none$1;for(let invert of tr.startState.facet(invertedEffects)){let result=invert(tr);result.length&&(effects=effects.concat(result))}return!effects.length&&tr.changes.empty?null:new HistEvent(tr.changes.invert(tr.startState.doc),effects,void 0,selection||tr.startState.selection,none$1)}static selection(selections){return new HistEvent(void 0,none$1,void 0,void 0,selections)}}function updateBranch(branch,to,maxLen,newEvent){let start=to+1>maxLen+20?to-maxLen-1:0,newBranch=branch.slice(start,to);return newBranch.push(newEvent),newBranch}function conc(a,b){return a.length?b.length?a.concat(b):a:b}const none$1=[];function addSelection(branch,selection){if(branch.length){let lastEvent=branch[branch.length-1],sels=lastEvent.selectionsAfter.slice(Math.max(0,lastEvent.selectionsAfter.length-200));return sels.length&&sels[sels.length-1].eq(selection)?branch:(sels.push(selection),updateBranch(branch,branch.length-1,1e9,lastEvent.setSelAfter(sels)))}return[HistEvent.selection([selection])]}function popSelection(branch){let last=branch[branch.length-1],newBranch=branch.slice();return newBranch[branch.length-1]=last.setSelAfter(last.selectionsAfter.slice(0,last.selectionsAfter.length-1)),newBranch}function addMappingToBranch(branch,mapping){if(!branch.length)return branch;let length=branch.length,selections=none$1;for(;length;){let event=mapEvent(branch[length-1],mapping,selections);if(event.changes&&!event.changes.empty||event.effects.length){let result=branch.slice(0,length);return result[length-1]=event,result}mapping=event.mapped,length--,selections=event.selectionsAfter}return selections.length?[HistEvent.selection(selections)]:none$1}function mapEvent(event,mapping,extraSelections){let selections=conc(event.selectionsAfter.length?event.selectionsAfter.map((s=>s.map(mapping))):none$1,extraSelections);if(!event.changes)return HistEvent.selection(selections);let mappedChanges=event.changes.map(mapping),before=mapping.mapDesc(event.changes,!0),fullMapping=event.mapped?event.mapped.composeDesc(before):before;return new HistEvent(mappedChanges,StateEffect.mapEffects(event.effects,mapping),fullMapping,event.startSelection.map(before),selections)}const joinableUserEvent=/^(input\.type|delete)($|\.)/;class HistoryState{constructor(done,undone){let prevTime=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,prevUserEvent=arguments.length>3&&void 0!==arguments[3]?arguments[3]:void 0;this.done=done,this.undone=undone,this.prevTime=prevTime,this.prevUserEvent=prevUserEvent}isolate(){return this.prevTime?new HistoryState(this.done,this.undone):this}addChanges(event,time,userEvent,config,tr){let done=this.done,lastEvent=done[done.length-1];return done=lastEvent&&lastEvent.changes&&!lastEvent.changes.empty&&event.changes&&(!userEvent||joinableUserEvent.test(userEvent))&&(!lastEvent.selectionsAfter.length&&time-this.prevTime<config.newGroupDelay&&config.joinToEvent(tr,function(a,b){let ranges=[],isAdjacent=!1;return a.iterChangedRanges(((f,t)=>ranges.push(f,t))),b.iterChangedRanges(((_f,_t,f,t)=>{for(let i=0;i<ranges.length;){let from=ranges[i++],to=ranges[i++];t>=from&&f<=to&&(isAdjacent=!0)}})),isAdjacent}(lastEvent.changes,event.changes))||"input.type.compose"==userEvent)?updateBranch(done,done.length-1,config.minDepth,new HistEvent(event.changes.compose(lastEvent.changes),conc(event.effects,lastEvent.effects),lastEvent.mapped,lastEvent.startSelection,none$1)):updateBranch(done,done.length,config.minDepth,event),new HistoryState(done,none$1,time,userEvent)}addSelection(selection,time,userEvent,newGroupDelay){let last=this.done.length?this.done[this.done.length-1].selectionsAfter:none$1;return last.length>0&&time-this.prevTime<newGroupDelay&&userEvent==this.prevUserEvent&&userEvent&&/^select($|\.)/.test(userEvent)&&(a=last[last.length-1],b=selection,a.ranges.length==b.ranges.length&&0===a.ranges.filter(((r,i)=>r.empty!=b.ranges[i].empty)).length)?this:new HistoryState(addSelection(this.done,selection),this.undone,time,userEvent);var a,b}addMapping(mapping){return new HistoryState(addMappingToBranch(this.done,mapping),addMappingToBranch(this.undone,mapping),this.prevTime,this.prevUserEvent)}pop(side,state,onlySelection){let branch=0==side?this.done:this.undone;if(0==branch.length)return null;let event=branch[branch.length-1],selection=event.selectionsAfter[0]||state.selection;if(onlySelection&&event.selectionsAfter.length)return state.update({selection:event.selectionsAfter[event.selectionsAfter.length-1],annotations:fromHistory.of({side:side,rest:popSelection(branch),selection:selection}),userEvent:0==side?"select.undo":"select.redo",scrollIntoView:!0});if(event.changes){let rest=1==branch.length?none$1:branch.slice(0,branch.length-1);return event.mapped&&(rest=addMappingToBranch(rest,event.mapped)),state.update({changes:event.changes,selection:event.startSelection,effects:event.effects,annotations:fromHistory.of({side:side,rest:rest,selection:selection}),filter:!1,userEvent:0==side?"undo":"redo",scrollIntoView:!0})}return null}}HistoryState.empty=new HistoryState(none$1,none$1);const historyKeymap=[{key:"Mod-z",run:undo,preventDefault:!0},{key:"Mod-y",mac:"Mod-Shift-z",run:redo,preventDefault:!0},{linux:"Ctrl-Shift-z",run:redo,preventDefault:!0},{key:"Mod-u",run:undoSelection,preventDefault:!0},{key:"Alt-u",mac:"Mod-Shift-u",run:redoSelection,preventDefault:!0}];function updateSel(sel,by){return EditorSelection.create(sel.ranges.map(by),sel.mainIndex)}function setSel(state,selection){return state.update({selection:selection,scrollIntoView:!0,userEvent:"select"})}function moveSel(_ref12,how){let{state:state,dispatch:dispatch}=_ref12,selection=updateSel(state.selection,how);return!selection.eq(state.selection,!0)&&(dispatch(setSel(state,selection)),!0)}function rangeEnd(range,forward){return EditorSelection.cursor(forward?range.to:range.from)}function cursorByChar(view,forward){return moveSel(view,(range=>range.empty?view.moveByChar(range,forward):rangeEnd(range,forward)))}function ltrAtCursor(view){return view.textDirectionAt(view.state.selection.main.head)==Direction.LTR}const cursorCharLeft=view=>cursorByChar(view,!ltrAtCursor(view)),cursorCharRight=view=>cursorByChar(view,ltrAtCursor(view));function cursorByGroup(view,forward){return moveSel(view,(range=>range.empty?view.moveByGroup(range,forward):rangeEnd(range,forward)))}function interestingNode(state,node,bracketProp){if(node.type.prop(bracketProp))return!0;let len=node.to-node.from;return len&&(len>2||/[^\s,.;:]/.test(state.sliceDoc(node.from,node.to)))||node.firstChild}function moveBySyntax(state,start,forward){let match,newPos,pos=syntaxTree(state).resolveInner(start.head),bracketProp=forward?NodeProp.closedBy:NodeProp.openedBy;for(let at=start.head;;){let next=forward?pos.childAfter(at):pos.childBefore(at);if(!next)break;interestingNode(state,next,bracketProp)?pos=next:at=forward?next.to:next.from}return newPos=pos.type.prop(bracketProp)&&(match=forward?matchBrackets(state,pos.from,1):matchBrackets(state,pos.to,-1))&&match.matched?forward?match.end.to:match.end.from:forward?pos.to:pos.from,EditorSelection.cursor(newPos,forward?-1:1)}function cursorByLine(view,forward){return moveSel(view,(range=>{if(!range.empty)return rangeEnd(range,forward);let moved=view.moveVertically(range,forward);return moved.head!=range.head?moved:view.moveToLineBoundary(range,forward)}))}const cursorLineUp=view=>cursorByLine(view,!1),cursorLineDown=view=>cursorByLine(view,!0);function pageInfo(view){let height,selfScroll=view.scrollDOM.clientHeight<view.scrollDOM.scrollHeight-2,marginTop=0,marginBottom=0;if(selfScroll){for(let source of view.state.facet(EditorView.scrollMargins)){let margins=source(view);(null==margins?void 0:margins.top)&&(marginTop=Math.max(null==margins?void 0:margins.top,marginTop)),(null==margins?void 0:margins.bottom)&&(marginBottom=Math.max(null==margins?void 0:margins.bottom,marginBottom))}height=view.scrollDOM.clientHeight-marginTop-marginBottom}else height=(view.dom.ownerDocument.defaultView||window).innerHeight;return{marginTop:marginTop,marginBottom:marginBottom,selfScroll:selfScroll,height:Math.max(view.defaultLineHeight,height-5)}}function cursorByPage(view,forward){let effect,page=pageInfo(view),{state:state}=view,selection=updateSel(state.selection,(range=>range.empty?view.moveVertically(range,forward,page.height):rangeEnd(range,forward)));if(selection.eq(state.selection))return!1;if(page.selfScroll){let startPos=view.coordsAtPos(state.selection.main.head),scrollRect=view.scrollDOM.getBoundingClientRect(),scrollTop=scrollRect.top+page.marginTop,scrollBottom=scrollRect.bottom-page.marginBottom;startPos&&startPos.top>scrollTop&&startPos.bottom<scrollBottom&&(effect=EditorView.scrollIntoView(selection.main.head,{y:"start",yMargin:startPos.top-scrollTop}))}return view.dispatch(setSel(state,selection),{effects:effect}),!0}const cursorPageUp=view=>cursorByPage(view,!1),cursorPageDown=view=>cursorByPage(view,!0);function moveByLineBoundary(view,start,forward){let line=view.lineBlockAt(start.head),moved=view.moveToLineBoundary(start,forward);if(moved.head==start.head&&moved.head!=(forward?line.to:line.from)&&(moved=view.moveToLineBoundary(start,forward,!1)),!forward&&moved.head==line.from&&line.length){let space=/^\s*/.exec(view.state.sliceDoc(line.from,Math.min(line.from+100,line.to)))[0].length;space&&start.head!=line.from+space&&(moved=EditorSelection.cursor(line.from+space))}return moved}function extendSel(view,how){let selection=updateSel(view.state.selection,(range=>{let head=how(range);return EditorSelection.range(range.anchor,head.head,head.goalColumn,head.bidiLevel||void 0)}));return!selection.eq(view.state.selection)&&(view.dispatch(setSel(view.state,selection)),!0)}function selectByChar(view,forward){return extendSel(view,(range=>view.moveByChar(range,forward)))}const selectCharLeft=view=>selectByChar(view,!ltrAtCursor(view)),selectCharRight=view=>selectByChar(view,ltrAtCursor(view));function selectByGroup(view,forward){return extendSel(view,(range=>view.moveByGroup(range,forward)))}function selectByLine(view,forward){return extendSel(view,(range=>view.moveVertically(range,forward)))}const selectLineUp=view=>selectByLine(view,!1),selectLineDown=view=>selectByLine(view,!0);function selectByPage(view,forward){return extendSel(view,(range=>view.moveVertically(range,forward,pageInfo(view).height)))}const selectPageUp=view=>selectByPage(view,!1),selectPageDown=view=>selectByPage(view,!0),cursorDocStart=_ref14=>{let{state:state,dispatch:dispatch}=_ref14;return dispatch(setSel(state,{anchor:0})),!0},cursorDocEnd=_ref15=>{let{state:state,dispatch:dispatch}=_ref15;return dispatch(setSel(state,{anchor:state.doc.length})),!0},selectDocStart=_ref16=>{let{state:state,dispatch:dispatch}=_ref16;return dispatch(setSel(state,{anchor:state.selection.main.anchor,head:0})),!0},selectDocEnd=_ref17=>{let{state:state,dispatch:dispatch}=_ref17;return dispatch(setSel(state,{anchor:state.selection.main.anchor,head:state.doc.length})),!0};function deleteBy(target,by){if(target.state.readOnly)return!1;let event="delete.selection",{state:state}=target,changes=state.changeByRange((range=>{let{from:from,to:to}=range;if(from==to){let towards=by(range);towards<from?(event="delete.backward",towards=skipAtomic(target,towards,!1)):towards>from&&(event="delete.forward",towards=skipAtomic(target,towards,!0)),from=Math.min(from,towards),to=Math.max(to,towards)}else from=skipAtomic(target,from,!1),to=skipAtomic(target,to,!0);return from==to?{range:range}:{changes:{from:from,to:to},range:EditorSelection.cursor(from,from<range.head?-1:1)}}));return!changes.changes.empty&&(target.dispatch(state.update(changes,{scrollIntoView:!0,userEvent:event,effects:"delete.selection"==event?EditorView.announce.of(state.phrase("Selection deleted")):void 0})),!0)}function skipAtomic(target,pos,forward){if(target instanceof EditorView)for(let ranges of target.state.facet(EditorView.atomicRanges).map((f=>f(target))))ranges.between(pos,pos,((from,to)=>{from<pos&&to>pos&&(pos=forward?to:from)}));return pos}const deleteByChar=(target,forward)=>deleteBy(target,(range=>{let before,targetPos,pos=range.from,{state:state}=target,line=state.doc.lineAt(pos);if(!forward&&pos>line.from&&pos<line.from+200&&!/[^ \t]/.test(before=line.text.slice(0,pos-line.from))){if("\t"==before[before.length-1])return pos-1;let drop=countColumn(before,state.tabSize)%getIndentUnit(state)||getIndentUnit(state);for(let i=0;i<drop&&" "==before[before.length-1-i];i++)pos--;targetPos=pos}else targetPos=findClusterBreak(line.text,pos-line.from,forward,forward)+line.from,targetPos==pos&&line.number!=(forward?state.doc.lines:1)?targetPos+=forward?1:-1:!forward&&/[\ufe00-\ufe0f]/.test(line.text.slice(targetPos-line.from,pos-line.from))&&(targetPos=findClusterBreak(line.text,targetPos-line.from,!1,!1)+line.from);return targetPos})),deleteCharBackward=view=>deleteByChar(view,!1),deleteCharForward=view=>deleteByChar(view,!0),deleteByGroup=(target,forward)=>deleteBy(target,(range=>{let pos=range.head,{state:state}=target,line=state.doc.lineAt(pos),categorize=state.charCategorizer(pos);for(let cat=null;;){if(pos==(forward?line.to:line.from)){pos==range.head&&line.number!=(forward?state.doc.lines:1)&&(pos+=forward?1:-1);break}let next=findClusterBreak(line.text,pos-line.from,forward)+line.from,nextChar=line.text.slice(Math.min(pos,next)-line.from,Math.max(pos,next)-line.from),nextCat=categorize(nextChar);if(null!=cat&&nextCat!=cat)break;" "==nextChar&&pos==range.head||(cat=nextCat),pos=next}return pos})),deleteGroupBackward=target=>deleteByGroup(target,!1);function selectedLineBlocks(state){let blocks=[],upto=-1;for(let range of state.selection.ranges){let startLine=state.doc.lineAt(range.from),endLine=state.doc.lineAt(range.to);if(range.empty||range.to!=endLine.from||(endLine=state.doc.lineAt(range.to-1)),upto>=startLine.number){let prev=blocks[blocks.length-1];prev.to=endLine.to,prev.ranges.push(range)}else blocks.push({from:startLine.from,to:endLine.to,ranges:[range]});upto=endLine.number+1}return blocks}function moveLine(state,dispatch,forward){if(state.readOnly)return!1;let changes=[],ranges=[];for(let block of selectedLineBlocks(state)){if(forward?block.to==state.doc.length:0==block.from)continue;let nextLine=state.doc.lineAt(forward?block.to+1:block.from-1),size=nextLine.length+1;if(forward){changes.push({from:block.to,to:nextLine.to},{from:block.from,insert:nextLine.text+state.lineBreak});for(let r of block.ranges)ranges.push(EditorSelection.range(Math.min(state.doc.length,r.anchor+size),Math.min(state.doc.length,r.head+size)))}else{changes.push({from:nextLine.from,to:block.from},{from:block.to,insert:state.lineBreak+nextLine.text});for(let r of block.ranges)ranges.push(EditorSelection.range(r.anchor-size,r.head-size))}}return!!changes.length&&(dispatch(state.update({changes:changes,scrollIntoView:!0,selection:EditorSelection.create(ranges,state.selection.mainIndex),userEvent:"move.line"})),!0)}function copyLine(state,dispatch,forward){if(state.readOnly)return!1;let changes=[];for(let block of selectedLineBlocks(state))forward?changes.push({from:block.from,insert:state.doc.slice(block.from,block.to)+state.lineBreak}):changes.push({from:block.to,insert:state.lineBreak+state.doc.slice(block.from,block.to)});return dispatch(state.update({changes:changes,scrollIntoView:!0,userEvent:"input.copyline"})),!0}const insertNewlineAndIndent=newlineAndIndent(!1),insertBlankLine=newlineAndIndent(!0);function newlineAndIndent(atEof){return _ref30=>{let{state:state,dispatch:dispatch}=_ref30;if(state.readOnly)return!1;let changes=state.changeByRange((range=>{let{from:from,to:to}=range,line=state.doc.lineAt(from),explode=!atEof&&from==to&&function(state,pos){if(/\(\)|\[\]|\{\}/.test(state.sliceDoc(pos-1,pos+1)))return{from:pos,to:pos};let closedBy,context=syntaxTree(state).resolveInner(pos),before=context.childBefore(pos),after=context.childAfter(pos);return before&&after&&before.to<=pos&&after.from>=pos&&(closedBy=before.type.prop(NodeProp.closedBy))&&closedBy.indexOf(after.name)>-1&&state.doc.lineAt(before.to).from==state.doc.lineAt(after.from).from&&!/\S/.test(state.sliceDoc(before.to,after.from))?{from:before.to,to:after.from}:null}(state,from);atEof&&(from=to=(to<=line.to?line:state.doc.lineAt(to)).to);let cx=new IndentContext(state,{simulateBreak:from,simulateDoubleBreak:!!explode}),indent=getIndentation(cx,from);for(null==indent&&(indent=countColumn(/^\s*/.exec(state.doc.lineAt(from).text)[0],state.tabSize));to<line.to&&/\s/.test(line.text[to-line.from]);)to++;explode?({from:from,to:to}=explode):from>line.from&&from<line.from+100&&!/\S/.test(line.text.slice(0,from))&&(from=line.from);let insert=["",indentString(state,indent)];return explode&&insert.push(indentString(state,cx.lineIndent(line.from,-1))),{changes:{from:from,to:to,insert:Text.of(insert)},range:EditorSelection.cursor(from+1+insert[1].length)}}));return dispatch(state.update(changes,{scrollIntoView:!0,userEvent:"input"})),!0}}function changeBySelectedLine(state,f){let atLine=-1;return state.changeByRange((range=>{let changes=[];for(let pos=range.from;pos<=range.to;){let line=state.doc.lineAt(pos);line.number>atLine&&(range.empty||range.to>line.from)&&(f(line,changes,range),atLine=line.number),pos=line.to+1}let changeSet=state.changes(changes);return{changes:changes,range:EditorSelection.range(changeSet.mapPos(range.anchor,1),changeSet.mapPos(range.head,1))}}))}const standardKeymap=[{key:"ArrowLeft",run:cursorCharLeft,shift:selectCharLeft,preventDefault:!0},{key:"Mod-ArrowLeft",mac:"Alt-ArrowLeft",run:view=>cursorByGroup(view,!ltrAtCursor(view)),shift:view=>selectByGroup(view,!ltrAtCursor(view)),preventDefault:!0},{mac:"Cmd-ArrowLeft",run:view=>moveSel(view,(range=>moveByLineBoundary(view,range,!ltrAtCursor(view)))),shift:view=>extendSel(view,(range=>moveByLineBoundary(view,range,!ltrAtCursor(view)))),preventDefault:!0},{key:"ArrowRight",run:cursorCharRight,shift:selectCharRight,preventDefault:!0},{key:"Mod-ArrowRight",mac:"Alt-ArrowRight",run:view=>cursorByGroup(view,ltrAtCursor(view)),shift:view=>selectByGroup(view,ltrAtCursor(view)),preventDefault:!0},{mac:"Cmd-ArrowRight",run:view=>moveSel(view,(range=>moveByLineBoundary(view,range,ltrAtCursor(view)))),shift:view=>extendSel(view,(range=>moveByLineBoundary(view,range,ltrAtCursor(view)))),preventDefault:!0},{key:"ArrowUp",run:cursorLineUp,shift:selectLineUp,preventDefault:!0},{mac:"Cmd-ArrowUp",run:cursorDocStart,shift:selectDocStart},{mac:"Ctrl-ArrowUp",run:cursorPageUp,shift:selectPageUp},{key:"ArrowDown",run:cursorLineDown,shift:selectLineDown,preventDefault:!0},{mac:"Cmd-ArrowDown",run:cursorDocEnd,shift:selectDocEnd},{mac:"Ctrl-ArrowDown",run:cursorPageDown,shift:selectPageDown},{key:"PageUp",run:cursorPageUp,shift:selectPageUp},{key:"PageDown",run:cursorPageDown,shift:selectPageDown},{key:"Home",run:view=>moveSel(view,(range=>moveByLineBoundary(view,range,!1))),shift:view=>extendSel(view,(range=>moveByLineBoundary(view,range,!1))),preventDefault:!0},{key:"Mod-Home",run:cursorDocStart,shift:selectDocStart},{key:"End",run:view=>moveSel(view,(range=>moveByLineBoundary(view,range,!0))),shift:view=>extendSel(view,(range=>moveByLineBoundary(view,range,!0))),preventDefault:!0},{key:"Mod-End",run:cursorDocEnd,shift:selectDocEnd},{key:"Enter",run:insertNewlineAndIndent},{key:"Mod-a",run:_ref18=>{let{state:state,dispatch:dispatch}=_ref18;return dispatch(state.update({selection:{anchor:0,head:state.doc.length},userEvent:"select"})),!0}},{key:"Backspace",run:deleteCharBackward,shift:deleteCharBackward},{key:"Delete",run:deleteCharForward},{key:"Mod-Backspace",mac:"Alt-Backspace",run:deleteGroupBackward},{key:"Mod-Delete",mac:"Alt-Delete",run:target=>deleteByGroup(target,!0)},{mac:"Mod-Backspace",run:view=>deleteBy(view,(range=>{let lineStart=view.moveToLineBoundary(range,!1).head;return range.head>lineStart?lineStart:Math.max(0,range.head-1)}))},{mac:"Mod-Delete",run:view=>deleteBy(view,(range=>{let lineStart=view.moveToLineBoundary(range,!0).head;return range.head<lineStart?lineStart:Math.min(view.state.doc.length,range.head+1)}))}].concat([{key:"Ctrl-b",run:cursorCharLeft,shift:selectCharLeft,preventDefault:!0},{key:"Ctrl-f",run:cursorCharRight,shift:selectCharRight},{key:"Ctrl-p",run:cursorLineUp,shift:selectLineUp},{key:"Ctrl-n",run:cursorLineDown,shift:selectLineDown},{key:"Ctrl-a",run:view=>moveSel(view,(range=>EditorSelection.cursor(view.lineBlockAt(range.head).from,1))),shift:view=>extendSel(view,(range=>EditorSelection.cursor(view.lineBlockAt(range.head).from)))},{key:"Ctrl-e",run:view=>moveSel(view,(range=>EditorSelection.cursor(view.lineBlockAt(range.head).to,-1))),shift:view=>extendSel(view,(range=>EditorSelection.cursor(view.lineBlockAt(range.head).to)))},{key:"Ctrl-d",run:deleteCharForward},{key:"Ctrl-h",run:deleteCharBackward},{key:"Ctrl-k",run:view=>deleteBy(view,(range=>{let lineEnd=view.lineBlockAt(range.head).to;return range.head<lineEnd?lineEnd:Math.min(view.state.doc.length,range.head+1)}))},{key:"Ctrl-Alt-h",run:deleteGroupBackward},{key:"Ctrl-o",run:_ref23=>{let{state:state,dispatch:dispatch}=_ref23;if(state.readOnly)return!1;let changes=state.changeByRange((range=>({changes:{from:range.from,to:range.to,insert:Text.of(["",""])},range:EditorSelection.cursor(range.from)})));return dispatch(state.update(changes,{scrollIntoView:!0,userEvent:"input"})),!0}},{key:"Ctrl-t",run:_ref24=>{let{state:state,dispatch:dispatch}=_ref24;if(state.readOnly)return!1;let changes=state.changeByRange((range=>{if(!range.empty||0==range.from||range.from==state.doc.length)return{range:range};let pos=range.from,line=state.doc.lineAt(pos),from=pos==line.from?pos-1:findClusterBreak(line.text,pos-line.from,!1)+line.from,to=pos==line.to?pos+1:findClusterBreak(line.text,pos-line.from,!0)+line.from;return{changes:{from:from,to:to,insert:state.doc.slice(pos,to).append(state.doc.slice(from,pos))},range:EditorSelection.cursor(to)}}));return!changes.changes.empty&&(dispatch(state.update(changes,{scrollIntoView:!0,userEvent:"move.character"})),!0)}},{key:"Ctrl-v",run:cursorPageDown}].map((b=>({mac:b.key,run:b.run,shift:b.shift})))),defaultKeymap=[{key:"Alt-ArrowLeft",mac:"Ctrl-ArrowLeft",run:view=>moveSel(view,(range=>moveBySyntax(view.state,range,!ltrAtCursor(view)))),shift:view=>extendSel(view,(range=>moveBySyntax(view.state,range,!ltrAtCursor(view))))},{key:"Alt-ArrowRight",mac:"Ctrl-ArrowRight",run:view=>moveSel(view,(range=>moveBySyntax(view.state,range,ltrAtCursor(view)))),shift:view=>extendSel(view,(range=>moveBySyntax(view.state,range,ltrAtCursor(view))))},{key:"Alt-ArrowUp",run:_ref25=>{let{state:state,dispatch:dispatch}=_ref25;return moveLine(state,dispatch,!1)}},{key:"Shift-Alt-ArrowUp",run:_ref27=>{let{state:state,dispatch:dispatch}=_ref27;return copyLine(state,dispatch,!1)}},{key:"Alt-ArrowDown",run:_ref26=>{let{state:state,dispatch:dispatch}=_ref26;return moveLine(state,dispatch,!0)}},{key:"Shift-Alt-ArrowDown",run:_ref28=>{let{state:state,dispatch:dispatch}=_ref28;return copyLine(state,dispatch,!0)}},{key:"Escape",run:_ref22=>{let{state:state,dispatch:dispatch}=_ref22,cur=state.selection,selection=null;return cur.ranges.length>1?selection=EditorSelection.create([cur.main]):cur.main.empty||(selection=EditorSelection.create([EditorSelection.cursor(cur.main.head)])),!!selection&&(dispatch(setSel(state,selection)),!0)}},{key:"Mod-Enter",run:insertBlankLine},{key:"Alt-l",mac:"Ctrl-l",run:_ref19=>{let{state:state,dispatch:dispatch}=_ref19,ranges=selectedLineBlocks(state).map((_ref20=>{let{from:from,to:to}=_ref20;return EditorSelection.range(from,Math.min(to+1,state.doc.length))}));return dispatch(state.update({selection:EditorSelection.create(ranges),userEvent:"select"})),!0}},{key:"Mod-i",run:_ref21=>{let{state:state,dispatch:dispatch}=_ref21,selection=updateSel(state.selection,(range=>{var _a;for(let cur=syntaxTree(state).resolveStack(range.from,1);cur;cur=cur.next){let{node:node}=cur;if((node.from<range.from&&node.to>=range.to||node.to>range.to&&node.from<=range.from)&&(null===(_a=node.parent)||void 0===_a?void 0:_a.parent))return EditorSelection.range(node.to,node.from)}return range}));return dispatch(setSel(state,selection)),!0},preventDefault:!0},{key:"Mod-[",run:_ref33=>{let{state:state,dispatch:dispatch}=_ref33;return!state.readOnly&&(dispatch(state.update(changeBySelectedLine(state,((line,changes)=>{let space=/^\s*/.exec(line.text)[0];if(!space)return;let col=countColumn(space,state.tabSize),keep=0,insert=indentString(state,Math.max(0,col-getIndentUnit(state)));for(;keep<space.length&&keep<insert.length&&space.charCodeAt(keep)==insert.charCodeAt(keep);)keep++;changes.push({from:line.from+keep,to:line.from+space.length,insert:insert.slice(keep)})})),{userEvent:"delete.dedent"})),!0)}},{key:"Mod-]",run:_ref32=>{let{state:state,dispatch:dispatch}=_ref32;return!state.readOnly&&(dispatch(state.update(changeBySelectedLine(state,((line,changes)=>{changes.push({from:line.from,insert:state.facet(indentUnit)})})),{userEvent:"input.indent"})),!0)}},{key:"Mod-Alt-\\",run:_ref31=>{let{state:state,dispatch:dispatch}=_ref31;if(state.readOnly)return!1;let updated=Object.create(null),context=new IndentContext(state,{overrideIndentation:start=>{let found=updated[start];return null==found?-1:found}}),changes=changeBySelectedLine(state,((line,changes,range)=>{let indent=getIndentation(context,line.from);if(null==indent)return;/\S/.test(line.text)||(indent=0);let cur=/^\s*/.exec(line.text)[0],norm=indentString(state,indent);(cur!=norm||range.from<line.from+cur.length)&&(updated[line.from]=indent,changes.push({from:line.from,to:line.from+cur.length,insert:norm}))}));return changes.changes.empty||dispatch(state.update(changes,{userEvent:"indent"})),!0}},{key:"Shift-Mod-k",run:view=>{if(view.state.readOnly)return!1;let{state:state}=view,changes=state.changes(selectedLineBlocks(state).map((_ref29=>{let{from:from,to:to}=_ref29;return from>0?from--:to<state.doc.length&&to++,{from:from,to:to}}))),selection=updateSel(state.selection,(range=>view.moveVertically(range,!0))).map(changes);return view.dispatch({changes:changes,selection:selection,scrollIntoView:!0,userEvent:"delete.line"}),!0}},{key:"Shift-Mod-\\",run:_ref13=>{let{state:state,dispatch:dispatch}=_ref13;return function(state,dispatch,extend){let found=!1,selection=updateSel(state.selection,(range=>{let matching=matchBrackets(state,range.head,-1)||matchBrackets(state,range.head,1)||range.head>0&&matchBrackets(state,range.head-1,1)||range.head<state.doc.length&&matchBrackets(state,range.head+1,-1);if(!matching||!matching.end)return range;found=!0;let head=matching.start.from==range.head?matching.end.to:matching.end.from;return extend?EditorSelection.range(range.anchor,head):EditorSelection.cursor(head)}));return!!found&&(dispatch(setSel(state,selection)),!0)}(state,dispatch,!1)}},{key:"Mod-/",run:target=>{let{state:state}=target,line=state.doc.lineAt(state.selection.main.from),config=getConfig(target.state,line.from);return config.line?toggleLineComment(target):!!config.block&&toggleBlockCommentByLine(target)}},{key:"Alt-A",run:toggleBlockComment}].concat(standardKeymap);function crelt(){var elt=arguments[0];"string"==typeof elt&&(elt=document.createElement(elt));var i=1,next=arguments[1];if(next&&"object"==typeof next&&null==next.nodeType&&!Array.isArray(next)){for(var name in next)if(Object.prototype.hasOwnProperty.call(next,name)){var value=next[name];"string"==typeof value?elt.setAttribute(name,value):null!=value&&(elt[name]=value)}i++}for(;i<arguments.length;i++)add(elt,arguments[i]);return elt}function add(elt,child){if("string"==typeof child)elt.appendChild(document.createTextNode(child));else if(null==child);else if(null!=child.nodeType)elt.appendChild(child);else{if(!Array.isArray(child))throw new RangeError("Unsupported child node: "+child);for(var i=0;i<child.length;i++)add(elt,child[i])}}const basicNormalize="function"==typeof String.prototype.normalize?x=>x.normalize("NFKD"):x=>x;class SearchCursor{constructor(text,query){let from=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,to=arguments.length>3&&void 0!==arguments[3]?arguments[3]:text.length,normalize=arguments.length>4?arguments[4]:void 0,test=arguments.length>5?arguments[5]:void 0;this.test=test,this.value={from:0,to:0},this.done=!1,this.matches=[],this.buffer="",this.bufferPos=0,this.iter=text.iterRange(from,to),this.bufferStart=from,this.normalize=normalize?x=>normalize(basicNormalize(x)):basicNormalize,this.query=this.normalize(query)}peek(){if(this.bufferPos==this.buffer.length){if(this.bufferStart+=this.buffer.length,this.iter.next(),this.iter.done)return-1;this.bufferPos=0,this.buffer=this.iter.value}return codePointAt(this.buffer,this.bufferPos)}next(){for(;this.matches.length;)this.matches.pop();return this.nextOverlapping()}nextOverlapping(){for(;;){let next=this.peek();if(next<0)return this.done=!0,this;let str=fromCodePoint(next),start=this.bufferStart+this.bufferPos;this.bufferPos+=codePointSize(next);let norm=this.normalize(str);for(let i=0,pos=start;;i++){let code=norm.charCodeAt(i),match=this.match(code,pos,this.bufferPos+this.bufferStart);if(i==norm.length-1){if(match)return this.value=match,this;break}pos==start&&i<str.length&&str.charCodeAt(i)==code&&pos++}}}match(code,pos,end){let match=null;for(let i=0;i<this.matches.length;i+=2){let index=this.matches[i],keep=!1;this.query.charCodeAt(index)==code&&(index==this.query.length-1?match={from:this.matches[i+1],to:end}:(this.matches[i]++,keep=!0)),keep||(this.matches.splice(i,2),i-=2)}return this.query.charCodeAt(0)==code&&(1==this.query.length?match={from:pos,to:end}:this.matches.push(1,pos)),match&&this.test&&!this.test(match.from,match.to,this.buffer,this.bufferStart)&&(match=null),match}}"undefined"!=typeof Symbol&&(SearchCursor.prototype[Symbol.iterator]=function(){return this});const empty={from:-1,to:-1,match:/.*/.exec("")},baseFlags="gm"+(null==/x/.unicode?"":"u");class RegExpCursor{constructor(text,query,options){let from=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,to=arguments.length>4&&void 0!==arguments[4]?arguments[4]:text.length;if(this.text=text,this.to=to,this.curLine="",this.done=!1,this.value=empty,/\\[sWDnr]|\n|\r|\[\^/.test(query))return new MultilineRegExpCursor(text,query,options,from,to);this.re=new RegExp(query,baseFlags+((null==options?void 0:options.ignoreCase)?"i":"")),this.test=null==options?void 0:options.test,this.iter=text.iter();let startLine=text.lineAt(from);this.curLineStart=startLine.from,this.matchPos=toCharEnd(text,from),this.getLine(this.curLineStart)}getLine(skip){this.iter.next(skip),this.iter.lineBreak?this.curLine="":(this.curLine=this.iter.value,this.curLineStart+this.curLine.length>this.to&&(this.curLine=this.curLine.slice(0,this.to-this.curLineStart)),this.iter.next())}nextLine(){this.curLineStart=this.curLineStart+this.curLine.length+1,this.curLineStart>this.to?this.curLine="":this.getLine(0)}next(){for(let off=this.matchPos-this.curLineStart;;){this.re.lastIndex=off;let match=this.matchPos<=this.to&&this.re.exec(this.curLine);if(match){let from=this.curLineStart+match.index,to=from+match[0].length;if(this.matchPos=toCharEnd(this.text,to+(from==to?1:0)),from==this.curLineStart+this.curLine.length&&this.nextLine(),(from<to||from>this.value.to)&&(!this.test||this.test(from,to,match)))return this.value={from:from,to:to,match:match},this;off=this.matchPos-this.curLineStart}else{if(!(this.curLineStart+this.curLine.length<this.to))return this.done=!0,this;this.nextLine(),off=0}}}}const flattened=new WeakMap;class FlattenedDoc{constructor(from,text){this.from=from,this.text=text}get to(){return this.from+this.text.length}static get(doc,from,to){let cached=flattened.get(doc);if(!cached||cached.from>=to||cached.to<=from){let flat=new FlattenedDoc(from,doc.sliceString(from,to));return flattened.set(doc,flat),flat}if(cached.from==from&&cached.to==to)return cached;let{text:text,from:cachedFrom}=cached;return cachedFrom>from&&(text=doc.sliceString(from,cachedFrom)+text,cachedFrom=from),cached.to<to&&(text+=doc.sliceString(cached.to,to)),flattened.set(doc,new FlattenedDoc(cachedFrom,text)),new FlattenedDoc(from,text.slice(from-cachedFrom,to-cachedFrom))}}class MultilineRegExpCursor{constructor(text,query,options,from,to){this.text=text,this.to=to,this.done=!1,this.value=empty,this.matchPos=toCharEnd(text,from),this.re=new RegExp(query,baseFlags+((null==options?void 0:options.ignoreCase)?"i":"")),this.test=null==options?void 0:options.test,this.flat=FlattenedDoc.get(text,from,this.chunkEnd(from+5e3))}chunkEnd(pos){return pos>=this.to?this.to:this.text.lineAt(pos).to}next(){for(;;){let off=this.re.lastIndex=this.matchPos-this.flat.from,match=this.re.exec(this.flat.text);if(match&&!match[0]&&match.index==off&&(this.re.lastIndex=off+1,match=this.re.exec(this.flat.text)),match){let from=this.flat.from+match.index,to=from+match[0].length;if((this.flat.to>=this.to||match.index+match[0].length<=this.flat.text.length-10)&&(!this.test||this.test(from,to,match)))return this.value={from:from,to:to,match:match},this.matchPos=toCharEnd(this.text,to+(from==to?1:0)),this}if(this.flat.to==this.to)return this.done=!0,this;this.flat=FlattenedDoc.get(this.text,this.flat.from,this.chunkEnd(this.flat.from+2*this.flat.text.length))}}}function toCharEnd(text,pos){if(pos>=text.length)return pos;let next,line=text.lineAt(pos);for(;pos<line.to&&(next=line.text.charCodeAt(pos-line.from))>=56320&&next<57344;)pos++;return pos}function createLineDialog(view){let input=crelt("input",{class:"cm-textfield",name:"line",value:String(view.state.doc.lineAt(view.state.selection.main.head).number)});function go(){let match=/^([+-])?(\d+)?(:\d+)?(%)?$/.exec(input.value);if(!match)return;let{state:state}=view,startLine=state.doc.lineAt(state.selection.main.head),[,sign,ln,cl,percent]=match,col=cl?+cl.slice(1):0,line=ln?+ln:startLine.number;if(ln&&percent){let pc=line/100;sign&&(pc=pc*("-"==sign?-1:1)+startLine.number/state.doc.lines),line=Math.round(state.doc.lines*pc)}else ln&&sign&&(line=line*("-"==sign?-1:1)+startLine.number);let docLine=state.doc.line(Math.max(1,Math.min(state.doc.lines,line))),selection=EditorSelection.cursor(docLine.from+Math.max(0,Math.min(col,docLine.length)));view.dispatch({effects:[dialogEffect.of(!1),EditorView.scrollIntoView(selection.from,{y:"center"})],selection:selection}),view.focus()}return{dom:crelt("form",{class:"cm-gotoLine",onkeydown:event=>{27==event.keyCode?(event.preventDefault(),view.dispatch({effects:dialogEffect.of(!1)}),view.focus()):13==event.keyCode&&(event.preventDefault(),go())},onsubmit:event=>{event.preventDefault(),go()}},crelt("label",view.state.phrase("Go to line"),": ",input)," ",crelt("button",{class:"cm-button",type:"submit"},view.state.phrase("go")))}}"undefined"!=typeof Symbol&&(RegExpCursor.prototype[Symbol.iterator]=MultilineRegExpCursor.prototype[Symbol.iterator]=function(){return this});const dialogEffect=StateEffect.define(),dialogField=StateField.define({create:()=>!0,update(value,tr){for(let e of tr.effects)e.is(dialogEffect)&&(value=e.value);return value},provide:f=>showPanel.from(f,(val=>val?createLineDialog:null))}),baseTheme$1$1=EditorView.baseTheme({".cm-panel.cm-gotoLine":{padding:"2px 6px 4px","& label":{fontSize:"80%"}}}),defaultHighlightOptions={highlightWordAroundCursor:!1,minSelectionLength:1,maxMatches:100,wholeWords:!1},highlightConfig=Facet.define({combine:options=>combineConfig(options,defaultHighlightOptions,{highlightWordAroundCursor:(a,b)=>a||b,minSelectionLength:Math.min,maxMatches:Math.min})});function highlightSelectionMatches(options){let ext=[defaultTheme,matchHighlighter];return options&&ext.push(highlightConfig.of(options)),ext}const matchDeco=Decoration.mark({class:"cm-selectionMatch"}),mainMatchDeco=Decoration.mark({class:"cm-selectionMatch cm-selectionMatch-main"});function insideWordBoundaries(check,state,from,to){return!(0!=from&&check(state.sliceDoc(from-1,from))==CharCategory.Word||to!=state.doc.length&&check(state.sliceDoc(to,to+1))==CharCategory.Word)}const matchHighlighter=ViewPlugin.fromClass(class{constructor(view){this.decorations=this.getDeco(view)}update(update){(update.selectionSet||update.docChanged||update.viewportChanged)&&(this.decorations=this.getDeco(update.view))}getDeco(view){let conf=view.state.facet(highlightConfig),{state:state}=view,sel=state.selection;if(sel.ranges.length>1)return Decoration.none;let query,range=sel.main,check=null;if(range.empty){if(!conf.highlightWordAroundCursor)return Decoration.none;let word=state.wordAt(range.head);if(!word)return Decoration.none;check=state.charCategorizer(range.head),query=state.sliceDoc(word.from,word.to)}else{let len=range.to-range.from;if(len<conf.minSelectionLength||len>200)return Decoration.none;if(conf.wholeWords){if(query=state.sliceDoc(range.from,range.to),check=state.charCategorizer(range.head),!insideWordBoundaries(check,state,range.from,range.to)||!function(check,state,from,to){return check(state.sliceDoc(from,from+1))==CharCategory.Word&&check(state.sliceDoc(to-1,to))==CharCategory.Word}(check,state,range.from,range.to))return Decoration.none}else if(query=state.sliceDoc(range.from,range.to),!query)return Decoration.none}let deco=[];for(let part of view.visibleRanges){let cursor=new SearchCursor(state.doc,query,part.from,part.to);for(;!cursor.next().done;){let{from:from,to:to}=cursor.value;if((!check||insideWordBoundaries(check,state,from,to))&&(range.empty&&from<=range.from&&to>=range.to?deco.push(mainMatchDeco.range(from,to)):(from>=range.to||to<=range.from)&&deco.push(matchDeco.range(from,to)),deco.length>conf.maxMatches))return Decoration.none}}return Decoration.set(deco)}},{decorations:v=>v.decorations}),defaultTheme=EditorView.baseTheme({".cm-selectionMatch":{backgroundColor:"#99ff7780"},".cm-searchMatch .cm-selectionMatch":{backgroundColor:"transparent"}});const searchConfigFacet=Facet.define({combine:configs=>combineConfig(configs,{top:!1,caseSensitive:!1,literal:!1,regexp:!1,wholeWord:!1,createPanel:view=>new SearchPanel(view),scrollToMatch:range=>EditorView.scrollIntoView(range)})});class SearchQuery{constructor(config){this.search=config.search,this.caseSensitive=!!config.caseSensitive,this.literal=!!config.literal,this.regexp=!!config.regexp,this.replace=config.replace||"",this.valid=!!this.search&&(!this.regexp||function(source){try{return new RegExp(source,baseFlags),!0}catch(_a){return!1}}(this.search)),this.unquoted=this.unquote(this.search),this.wholeWord=!!config.wholeWord}unquote(text){return this.literal?text:text.replace(/\\([nrt\\])/g,((_,ch)=>"n"==ch?"\n":"r"==ch?"\r":"t"==ch?"\t":"\\"))}eq(other){return this.search==other.search&&this.replace==other.replace&&this.caseSensitive==other.caseSensitive&&this.regexp==other.regexp&&this.wholeWord==other.wholeWord}create(){return this.regexp?new RegExpQuery(this):new StringQuery(this)}getCursor(state){let from=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,to=arguments.length>2?arguments[2]:void 0,st=state.doc?state:EditorState.create({doc:state});return null==to&&(to=st.doc.length),this.regexp?regexpCursor(this,st,from,to):stringCursor(this,st,from,to)}}class QueryType{constructor(spec){this.spec=spec}}function stringCursor(spec,state,from,to){return new SearchCursor(state.doc,spec.unquoted,from,to,spec.caseSensitive?void 0:x=>x.toLowerCase(),spec.wholeWord?function(doc,categorizer){return(from,to,buf,bufPos)=>((bufPos>from||bufPos+buf.length<to)&&(bufPos=Math.max(0,from-2),buf=doc.sliceString(bufPos,Math.min(doc.length,to+2))),!(categorizer(charBefore(buf,from-bufPos))==CharCategory.Word&&categorizer(charAfter(buf,from-bufPos))==CharCategory.Word||categorizer(charAfter(buf,to-bufPos))==CharCategory.Word&&categorizer(charBefore(buf,to-bufPos))==CharCategory.Word))}(state.doc,state.charCategorizer(state.selection.main.head)):void 0)}class StringQuery extends QueryType{constructor(spec){super(spec)}nextMatch(state,curFrom,curTo){let cursor=stringCursor(this.spec,state,curTo,state.doc.length).nextOverlapping();return cursor.done&&(cursor=stringCursor(this.spec,state,0,curFrom).nextOverlapping()),cursor.done?null:cursor.value}prevMatchInRange(state,from,to){for(let pos=to;;){let start=Math.max(from,pos-1e4-this.spec.unquoted.length),cursor=stringCursor(this.spec,state,start,pos),range=null;for(;!cursor.nextOverlapping().done;)range=cursor.value;if(range)return range;if(start==from)return null;pos-=1e4}}prevMatch(state,curFrom,curTo){return this.prevMatchInRange(state,0,curFrom)||this.prevMatchInRange(state,curTo,state.doc.length)}getReplacement(_result){return this.spec.unquote(this.spec.replace)}matchAll(state,limit){let cursor=stringCursor(this.spec,state,0,state.doc.length),ranges=[];for(;!cursor.next().done;){if(ranges.length>=limit)return null;ranges.push(cursor.value)}return ranges}highlight(state,from,to,add){let cursor=stringCursor(this.spec,state,Math.max(0,from-this.spec.unquoted.length),Math.min(to+this.spec.unquoted.length,state.doc.length));for(;!cursor.next().done;)add(cursor.value.from,cursor.value.to)}}function regexpCursor(spec,state,from,to){return new RegExpCursor(state.doc,spec.search,{ignoreCase:!spec.caseSensitive,test:spec.wholeWord?(categorizer=state.charCategorizer(state.selection.main.head),(_from,_to,match)=>!match[0].length||(categorizer(charBefore(match.input,match.index))!=CharCategory.Word||categorizer(charAfter(match.input,match.index))!=CharCategory.Word)&&(categorizer(charAfter(match.input,match.index+match[0].length))!=CharCategory.Word||categorizer(charBefore(match.input,match.index+match[0].length))!=CharCategory.Word)):void 0},from,to);var categorizer}function charBefore(str,index){return str.slice(findClusterBreak(str,index,!1),index)}function charAfter(str,index){return str.slice(index,findClusterBreak(str,index))}class RegExpQuery extends QueryType{nextMatch(state,curFrom,curTo){let cursor=regexpCursor(this.spec,state,curTo,state.doc.length).next();return cursor.done&&(cursor=regexpCursor(this.spec,state,0,curFrom).next()),cursor.done?null:cursor.value}prevMatchInRange(state,from,to){for(let size=1;;size++){let start=Math.max(from,to-1e4*size),cursor=regexpCursor(this.spec,state,start,to),range=null;for(;!cursor.next().done;)range=cursor.value;if(range&&(start==from||range.from>start+10))return range;if(start==from)return null}}prevMatch(state,curFrom,curTo){return this.prevMatchInRange(state,0,curFrom)||this.prevMatchInRange(state,curTo,state.doc.length)}getReplacement(result){return this.spec.unquote(this.spec.replace).replace(/\$([$&\d+])/g,((m,i)=>"$"==i?"$":"&"==i?result.match[0]:"0"!=i&&+i<result.match.length?result.match[i]:m))}matchAll(state,limit){let cursor=regexpCursor(this.spec,state,0,state.doc.length),ranges=[];for(;!cursor.next().done;){if(ranges.length>=limit)return null;ranges.push(cursor.value)}return ranges}highlight(state,from,to,add){let cursor=regexpCursor(this.spec,state,Math.max(0,from-250),Math.min(to+250,state.doc.length));for(;!cursor.next().done;)add(cursor.value.from,cursor.value.to)}}const setSearchQuery=StateEffect.define(),togglePanel$1=StateEffect.define(),searchState=StateField.define({create:state=>new SearchState(defaultQuery(state).create(),null),update(value,tr){for(let effect of tr.effects)effect.is(setSearchQuery)?value=new SearchState(effect.value.create(),value.panel):effect.is(togglePanel$1)&&(value=new SearchState(value.query,effect.value?createSearchPanel:null));return value},provide:f=>showPanel.from(f,(val=>val.panel))});class SearchState{constructor(query,panel){this.query=query,this.panel=panel}}const matchMark=Decoration.mark({class:"cm-searchMatch"}),selectedMatchMark=Decoration.mark({class:"cm-searchMatch cm-searchMatch-selected"}),searchHighlighter=ViewPlugin.fromClass(class{constructor(view){this.view=view,this.decorations=this.highlight(view.state.field(searchState))}update(update){let state=update.state.field(searchState);(state!=update.startState.field(searchState)||update.docChanged||update.selectionSet||update.viewportChanged)&&(this.decorations=this.highlight(state))}highlight(_ref36){let{query:query,panel:panel}=_ref36;if(!panel||!query.spec.valid)return Decoration.none;let{view:view}=this,builder=new RangeSetBuilder;for(let i=0,ranges=view.visibleRanges,l=ranges.length;i<l;i++){let{from:from,to:to}=ranges[i];for(;i<l-1&&to>ranges[i+1].from-500;)to=ranges[++i].to;query.highlight(view.state,from,to,((from,to)=>{let selected=view.state.selection.ranges.some((r=>r.from==from&&r.to==to));builder.add(from,to,selected?selectedMatchMark:matchMark)}))}return builder.finish()}},{decorations:v=>v.decorations});function searchCommand(f){return view=>{let state=view.state.field(searchState,!1);return state&&state.query.spec.valid?f(view,state):openSearchPanel(view)}}const findNext=searchCommand(((view,_ref37)=>{let{query:query}=_ref37,{to:to}=view.state.selection.main,next=query.nextMatch(view.state,to,to);if(!next)return!1;let selection=EditorSelection.single(next.from,next.to),config=view.state.facet(searchConfigFacet);return view.dispatch({selection:selection,effects:[announceMatch(view,next),config.scrollToMatch(selection.main,view)],userEvent:"select.search"}),selectSearchInput(view),!0})),findPrevious=searchCommand(((view,_ref38)=>{let{query:query}=_ref38,{state:state}=view,{from:from}=state.selection.main,prev=query.prevMatch(state,from,from);if(!prev)return!1;let selection=EditorSelection.single(prev.from,prev.to),config=view.state.facet(searchConfigFacet);return view.dispatch({selection:selection,effects:[announceMatch(view,prev),config.scrollToMatch(selection.main,view)],userEvent:"select.search"}),selectSearchInput(view),!0})),selectMatches=searchCommand(((view,_ref39)=>{let{query:query}=_ref39,ranges=query.matchAll(view.state,1e3);return!(!ranges||!ranges.length)&&(view.dispatch({selection:EditorSelection.create(ranges.map((r=>EditorSelection.range(r.from,r.to)))),userEvent:"select.search.matches"}),!0)})),replaceNext=searchCommand(((view,_ref41)=>{let{query:query}=_ref41,{state:state}=view,{from:from,to:to}=state.selection.main;if(state.readOnly)return!1;let next=query.nextMatch(state,from,from);if(!next)return!1;let selection,replacement,changes=[],effects=[];if(next.from==from&&next.to==to&&(replacement=state.toText(query.getReplacement(next)),changes.push({from:next.from,to:next.to,insert:replacement}),next=query.nextMatch(state,next.from,next.to),effects.push(EditorView.announce.of(state.phrase("replaced match on line $",state.doc.lineAt(from).number)+"."))),next){let off=0==changes.length||changes[0].from>=next.to?0:next.to-next.from-replacement.length;selection=EditorSelection.single(next.from-off,next.to-off),effects.push(announceMatch(view,next)),effects.push(state.facet(searchConfigFacet).scrollToMatch(selection.main,view))}return view.dispatch({changes:changes,selection:selection,effects:effects,userEvent:"input.replace"}),!0})),replaceAll=searchCommand(((view,_ref42)=>{let{query:query}=_ref42;if(view.state.readOnly)return!1;let changes=query.matchAll(view.state,1e9).map((match=>{let{from:from,to:to}=match;return{from:from,to:to,insert:query.getReplacement(match)}}));if(!changes.length)return!1;let announceText=view.state.phrase("replaced $ matches",changes.length)+".";return view.dispatch({changes:changes,effects:EditorView.announce.of(announceText),userEvent:"input.replace.all"}),!0}));function createSearchPanel(view){return view.state.facet(searchConfigFacet).createPanel(view)}function defaultQuery(state,fallback){var _a,_b,_c,_d,_e;let sel=state.selection.main,selText=sel.empty||sel.to>sel.from+100?"":state.sliceDoc(sel.from,sel.to);if(fallback&&!selText)return fallback;let config=state.facet(searchConfigFacet);return new SearchQuery({search:(null!==(_a=null==fallback?void 0:fallback.literal)&&void 0!==_a?_a:config.literal)?selText:selText.replace(/\n/g,"\\n"),caseSensitive:null!==(_b=null==fallback?void 0:fallback.caseSensitive)&&void 0!==_b?_b:config.caseSensitive,literal:null!==(_c=null==fallback?void 0:fallback.literal)&&void 0!==_c?_c:config.literal,regexp:null!==(_d=null==fallback?void 0:fallback.regexp)&&void 0!==_d?_d:config.regexp,wholeWord:null!==(_e=null==fallback?void 0:fallback.wholeWord)&&void 0!==_e?_e:config.wholeWord})}function getSearchInput(view){let panel=getPanel(view,createSearchPanel);return panel&&panel.dom.querySelector("[main-field]")}function selectSearchInput(view){let input=getSearchInput(view);input&&input==view.root.activeElement&&input.select()}const openSearchPanel=view=>{let state=view.state.field(searchState,!1);if(state&&state.panel){let searchInput=getSearchInput(view);if(searchInput&&searchInput!=view.root.activeElement){let query=defaultQuery(view.state,state.query.spec);query.valid&&view.dispatch({effects:setSearchQuery.of(query)}),searchInput.focus(),searchInput.select()}}else view.dispatch({effects:[togglePanel$1.of(!0),state?setSearchQuery.of(defaultQuery(view.state,state.query.spec)):StateEffect.appendConfig.of(searchExtensions)]});return!0},closeSearchPanel=view=>{let state=view.state.field(searchState,!1);if(!state||!state.panel)return!1;let panel=getPanel(view,createSearchPanel);return panel&&panel.dom.contains(view.root.activeElement)&&view.focus(),view.dispatch({effects:togglePanel$1.of(!1)}),!0},searchKeymap=[{key:"Mod-f",run:openSearchPanel,scope:"editor search-panel"},{key:"F3",run:findNext,shift:findPrevious,scope:"editor search-panel",preventDefault:!0},{key:"Mod-g",run:findNext,shift:findPrevious,scope:"editor search-panel",preventDefault:!0},{key:"Escape",run:closeSearchPanel,scope:"editor search-panel"},{key:"Mod-Shift-l",run:_ref40=>{let{state:state,dispatch:dispatch}=_ref40,sel=state.selection;if(sel.ranges.length>1||sel.main.empty)return!1;let{from:from,to:to}=sel.main,ranges=[],main=0;for(let cur=new SearchCursor(state.doc,state.sliceDoc(from,to));!cur.next().done;){if(ranges.length>1e3)return!1;cur.value.from==from&&(main=ranges.length),ranges.push(EditorSelection.range(cur.value.from,cur.value.to))}return dispatch(state.update({selection:EditorSelection.create(ranges,main),userEvent:"select.search.matches"})),!0}},{key:"Mod-Alt-g",run:view=>{let panel=getPanel(view,createLineDialog);if(!panel){let effects=[dialogEffect.of(!0)];null==view.state.field(dialogField,!1)&&effects.push(StateEffect.appendConfig.of([dialogField,baseTheme$1$1])),view.dispatch({effects:effects}),panel=getPanel(view,createLineDialog)}return panel&&panel.dom.querySelector("input").select(),!0}},{key:"Mod-d",run:_ref35=>{let{state:state,dispatch:dispatch}=_ref35,{ranges:ranges}=state.selection;if(ranges.some((sel=>sel.from===sel.to)))return(_ref34=>{let{state:state,dispatch:dispatch}=_ref34,{selection:selection}=state,newSel=EditorSelection.create(selection.ranges.map((range=>state.wordAt(range.head)||EditorSelection.cursor(range.head))),selection.mainIndex);return!newSel.eq(selection)&&(dispatch(state.update({selection:newSel})),!0)})({state:state,dispatch:dispatch});let searchedText=state.sliceDoc(ranges[0].from,ranges[0].to);if(state.selection.ranges.some((r=>state.sliceDoc(r.from,r.to)!=searchedText)))return!1;let range=function(state,query){let{main:main,ranges:ranges}=state.selection,word=state.wordAt(main.head),fullWord=word&&word.from==main.from&&word.to==main.to;for(let cycled=!1,cursor=new SearchCursor(state.doc,query,ranges[ranges.length-1].to);;){if(cursor.next(),!cursor.done){if(cycled&&ranges.some((r=>r.from==cursor.value.from)))continue;if(fullWord){let word=state.wordAt(cursor.value.from);if(!word||word.from!=cursor.value.from||word.to!=cursor.value.to)continue}return cursor.value}if(cycled)return null;cursor=new SearchCursor(state.doc,query,0,Math.max(0,ranges[ranges.length-1].from-1)),cycled=!0}}(state,searchedText);return!!range&&(dispatch(state.update({selection:state.selection.addRange(EditorSelection.range(range.from,range.to),!1),effects:EditorView.scrollIntoView(range.to)})),!0)},preventDefault:!0}];class SearchPanel{constructor(view){this.view=view;let query=this.query=view.state.field(searchState).query.spec;function button(name,onclick,content){return crelt("button",{class:"cm-button",name:name,onclick:onclick,type:"button"},content)}this.commit=this.commit.bind(this),this.searchField=crelt("input",{value:query.search,placeholder:phrase(view,"Find"),"aria-label":phrase(view,"Find"),class:"cm-textfield",name:"search",form:"","main-field":"true",onchange:this.commit,onkeyup:this.commit}),this.replaceField=crelt("input",{value:query.replace,placeholder:phrase(view,"Replace"),"aria-label":phrase(view,"Replace"),class:"cm-textfield",name:"replace",form:"",onchange:this.commit,onkeyup:this.commit}),this.caseField=crelt("input",{type:"checkbox",name:"case",form:"",checked:query.caseSensitive,onchange:this.commit}),this.reField=crelt("input",{type:"checkbox",name:"re",form:"",checked:query.regexp,onchange:this.commit}),this.wordField=crelt("input",{type:"checkbox",name:"word",form:"",checked:query.wholeWord,onchange:this.commit}),this.dom=crelt("div",{onkeydown:e=>this.keydown(e),class:"cm-search"},[this.searchField,button("next",(()=>findNext(view)),[phrase(view,"next")]),button("prev",(()=>findPrevious(view)),[phrase(view,"previous")]),button("select",(()=>selectMatches(view)),[phrase(view,"all")]),crelt("label",null,[this.caseField,phrase(view,"match case")]),crelt("label",null,[this.reField,phrase(view,"regexp")]),crelt("label",null,[this.wordField,phrase(view,"by word")]),...view.state.readOnly?[]:[crelt("br"),this.replaceField,button("replace",(()=>replaceNext(view)),[phrase(view,"replace")]),button("replaceAll",(()=>replaceAll(view)),[phrase(view,"replace all")])],crelt("button",{name:"close",onclick:()=>closeSearchPanel(view),"aria-label":phrase(view,"close"),type:"button"},["×"])])}commit(){let query=new SearchQuery({search:this.searchField.value,caseSensitive:this.caseField.checked,regexp:this.reField.checked,wholeWord:this.wordField.checked,replace:this.replaceField.value});query.eq(this.query)||(this.query=query,this.view.dispatch({effects:setSearchQuery.of(query)}))}keydown(e){var view,event,scope;view=this.view,event=e,scope="search-panel",runHandlers(getKeymap(view.state),event,view,scope)?e.preventDefault():13==e.keyCode&&e.target==this.searchField?(e.preventDefault(),(e.shiftKey?findPrevious:findNext)(this.view)):13==e.keyCode&&e.target==this.replaceField&&(e.preventDefault(),replaceNext(this.view))}update(update){for(let tr of update.transactions)for(let effect of tr.effects)effect.is(setSearchQuery)&&!effect.value.eq(this.query)&&this.setQuery(effect.value)}setQuery(query){this.query=query,this.searchField.value=query.search,this.replaceField.value=query.replace,this.caseField.checked=query.caseSensitive,this.reField.checked=query.regexp,this.wordField.checked=query.wholeWord}mount(){this.searchField.select()}get pos(){return 80}get top(){return this.view.state.facet(searchConfigFacet).top}}function phrase(view,phrase){return view.state.phrase(phrase)}const Break=/[\s\.,:;?!]/;function announceMatch(view,_ref43){let{from:from,to:to}=_ref43,line=view.state.doc.lineAt(from),lineEnd=view.state.doc.lineAt(to).to,start=Math.max(line.from,from-30),end=Math.min(lineEnd,to+30),text=view.state.sliceDoc(start,end);if(start!=line.from)for(let i=0;i<30;i++)if(!Break.test(text[i+1])&&Break.test(text[i])){text=text.slice(i);break}if(end!=lineEnd)for(let i=text.length-1;i>text.length-30;i--)if(!Break.test(text[i-1])&&Break.test(text[i])){text=text.slice(0,i);break}return EditorView.announce.of("".concat(view.state.phrase("current match"),". ").concat(text," ").concat(view.state.phrase("on line")," ").concat(line.number,"."))}const baseTheme$2=EditorView.baseTheme({".cm-panel.cm-search":{padding:"2px 6px 4px",position:"relative","& [name=close]":{position:"absolute",top:"0",right:"4px",backgroundColor:"inherit",border:"none",font:"inherit",padding:0,margin:0},"& input, & button, & label":{margin:".2em .6em .2em 0"},"& input[type=checkbox]":{marginRight:".2em"},"& label":{fontSize:"80%",whiteSpace:"pre"}},"&light .cm-searchMatch":{backgroundColor:"#ffff0054"},"&dark .cm-searchMatch":{backgroundColor:"#00ffff8a"},"&light .cm-searchMatch-selected":{backgroundColor:"#ff6a0054"},"&dark .cm-searchMatch-selected":{backgroundColor:"#ff00ff8a"}}),searchExtensions=[searchState,Prec.low(searchHighlighter),baseTheme$2];class CompletionContext{constructor(state,pos,explicit){this.state=state,this.pos=pos,this.explicit=explicit,this.abortListeners=[]}tokenBefore(types){let token=syntaxTree(this.state).resolveInner(this.pos,-1);for(;token&&types.indexOf(token.name)<0;)token=token.parent;return token?{from:token.from,to:this.pos,text:this.state.sliceDoc(token.from,this.pos),type:token.type}:null}matchBefore(expr){let line=this.state.doc.lineAt(this.pos),start=Math.max(line.from,this.pos-250),str=line.text.slice(start-line.from,this.pos-line.from),found=str.search(ensureAnchor(expr,!1));return found<0?null:{from:start+found,to:this.pos,text:str.slice(found)}}get aborted(){return null==this.abortListeners}addEventListener(type,listener){"abort"==type&&this.abortListeners&&this.abortListeners.push(listener)}}function toSet(chars){let flat=Object.keys(chars).join(""),words=/\w/.test(flat);return words&&(flat=flat.replace(/\w/g,"")),"[".concat(words?"\\w":"").concat(flat.replace(/[^\w\s]/g,"\\$&"),"]")}function completeFromList(list){let options=list.map((o=>"string"==typeof o?{label:o}:o)),[validFor,match]=options.every((o=>/^\w+$/.test(o.label)))?[/\w*$/,/\w+$/]:function(options){let first=Object.create(null),rest=Object.create(null);for(let{label:label}of options){first[label[0]]=!0;for(let i=1;i<label.length;i++)rest[label[i]]=!0}let source=toSet(first)+toSet(rest)+"*$";return[new RegExp("^"+source),new RegExp(source)]}(options);return context=>{let token=context.matchBefore(match);return token||context.explicit?{from:token?token.from:context.pos,options:options,validFor:validFor}:null}}function ifNotIn(nodes,source){return context=>{for(let pos=syntaxTree(context.state).resolveInner(context.pos,-1);pos;pos=pos.parent){if(nodes.indexOf(pos.name)>-1)return null;if(pos.type.isTop)break}return source(context)}}class Option{constructor(completion,source,match,score){this.completion=completion,this.source=source,this.match=match,this.score=score}}function cur(state){return state.selection.main.from}function ensureAnchor(expr,start){var _a;let{source:source}=expr,addStart=start&&"^"!=source[0],addEnd="$"!=source[source.length-1];return addStart||addEnd?new RegExp("".concat(addStart?"^":"","(?:").concat(source,")").concat(addEnd?"$":""),null!==(_a=expr.flags)&&void 0!==_a?_a:expr.ignoreCase?"i":""):expr}const pickedCompletion=Annotation.define();const SourceCache=new WeakMap;function asSource(source){if(!Array.isArray(source))return source;let known=SourceCache.get(source);return known||SourceCache.set(source,known=completeFromList(source)),known}const startCompletionEffect=StateEffect.define(),closeCompletionEffect=StateEffect.define();class FuzzyMatcher{constructor(pattern){this.pattern=pattern,this.chars=[],this.folded=[],this.any=[],this.precise=[],this.byWord=[],this.score=0,this.matched=[];for(let p=0;p<pattern.length;){let char=codePointAt(pattern,p),size=codePointSize(char);this.chars.push(char);let part=pattern.slice(p,p+size),upper=part.toUpperCase();this.folded.push(codePointAt(upper==part?part.toLowerCase():upper,0)),p+=size}this.astral=pattern.length!=this.chars.length}ret(score,matched){return this.score=score,this.matched=matched,this}match(word){if(0==this.pattern.length)return this.ret(-100,[]);if(word.length<this.pattern.length)return null;let{chars:chars,folded:folded,any:any,precise:precise,byWord:byWord}=this;if(1==chars.length){let first=codePointAt(word,0),firstSize=codePointSize(first),score=firstSize==word.length?0:-100;if(first==chars[0]);else{if(first!=folded[0])return null;score+=-200}return this.ret(score,[0,firstSize])}let direct=word.indexOf(this.pattern);if(0==direct)return this.ret(word.length==this.pattern.length?0:-100,[0,this.pattern.length]);let len=chars.length,anyTo=0;if(direct<0){for(let i=0,e=Math.min(word.length,200);i<e&&anyTo<len;){let next=codePointAt(word,i);next!=chars[anyTo]&&next!=folded[anyTo]||(any[anyTo++]=i),i+=codePointSize(next)}if(anyTo<len)return null}let preciseTo=0,byWordTo=0,byWordFolded=!1,adjacentTo=0,adjacentStart=-1,adjacentEnd=-1,hasLower=/[a-z]/.test(word),wordAdjacent=!0;for(let i=0,e=Math.min(word.length,200),prevType=0;i<e&&byWordTo<len;){let next=codePointAt(word,i);direct<0&&(preciseTo<len&&next==chars[preciseTo]&&(precise[preciseTo++]=i),adjacentTo<len&&(next==chars[adjacentTo]||next==folded[adjacentTo]?(0==adjacentTo&&(adjacentStart=i),adjacentEnd=i+1,adjacentTo++):adjacentTo=0));let ch,type=next<255?next>=48&&next<=57||next>=97&&next<=122?2:next>=65&&next<=90?1:0:(ch=fromCodePoint(next))!=ch.toLowerCase()?1:ch!=ch.toUpperCase()?2:0;(!i||1==type&&hasLower||0==prevType&&0!=type)&&(chars[byWordTo]==next||folded[byWordTo]==next&&(byWordFolded=!0)?byWord[byWordTo++]=i:byWord.length&&(wordAdjacent=!1)),prevType=type,i+=codePointSize(next)}return byWordTo==len&&0==byWord[0]&&wordAdjacent?this.result((byWordFolded?-200:0)-100,byWord,word):adjacentTo==len&&0==adjacentStart?this.ret(-200-word.length+(adjacentEnd==word.length?0:-100),[0,adjacentEnd]):direct>-1?this.ret(-700-word.length,[direct,direct+this.pattern.length]):adjacentTo==len?this.ret(-900-word.length,[adjacentStart,adjacentEnd]):byWordTo==len?this.result((byWordFolded?-200:0)-100-700+(wordAdjacent?0:-1100),byWord,word):2==chars.length?null:this.result((any[0]?-700:0)-200-1100,any,word)}result(score,positions,word){let result=[],i=0;for(let pos of positions){let to=pos+(this.astral?codePointSize(codePointAt(word,pos)):1);i&&result[i-1]==pos?result[i-1]=to:(result[i++]=pos,result[i++]=to)}return this.ret(score-word.length,result)}}class StrictMatcher{constructor(pattern){this.pattern=pattern,this.matched=[],this.score=0,this.folded=pattern.toLowerCase()}match(word){if(word.length<this.pattern.length)return null;let start=word.slice(0,this.pattern.length),match=start==this.pattern?0:start.toLowerCase()==this.folded?-200:null;return null==match?null:(this.matched=[0,start.length],this.score=match+(word.length==this.pattern.length?0:-100),this)}}const completionConfig=Facet.define({combine:configs=>combineConfig(configs,{activateOnTyping:!0,activateOnTypingDelay:100,selectOnOpen:!0,override:null,closeOnBlur:!0,maxRenderedOptions:100,defaultKeymap:!0,tooltipClass:()=>"",optionClass:()=>"",aboveCursor:!1,icons:!0,addToOptions:[],positionInfo:defaultPositionInfo,filterStrict:!1,compareCompletions:(a,b)=>a.label.localeCompare(b.label),interactionDelay:75,updateSyncTime:100},{defaultKeymap:(a,b)=>a&&b,closeOnBlur:(a,b)=>a&&b,icons:(a,b)=>a&&b,tooltipClass:(a,b)=>c=>joinClass(a(c),b(c)),optionClass:(a,b)=>c=>joinClass(a(c),b(c)),addToOptions:(a,b)=>a.concat(b),filterStrict:(a,b)=>a||b})});function joinClass(a,b){return a?b?a+" "+b:a:b}function defaultPositionInfo(view,list,option,info,space,tooltip){let offset,maxWidth,rtl=view.textDirection==Direction.RTL,left=rtl,narrow=!1,side="top",spaceLeft=list.left-space.left,spaceRight=space.right-list.right,infoWidth=info.right-info.left,infoHeight=info.bottom-info.top;if(left&&spaceLeft<Math.min(infoWidth,spaceRight)?left=!1:!left&&spaceRight<Math.min(infoWidth,spaceLeft)&&(left=!0),infoWidth<=(left?spaceLeft:spaceRight))offset=Math.max(space.top,Math.min(option.top,space.bottom-infoHeight))-list.top,maxWidth=Math.min(400,left?spaceLeft:spaceRight);else{narrow=!0,maxWidth=Math.min(400,(rtl?list.right:space.right-list.left)-30);let spaceBelow=space.bottom-list.bottom;spaceBelow>=infoHeight||spaceBelow>list.top?offset=option.bottom-list.top:(side="bottom",offset=list.bottom-option.top)}let scaleY=(list.bottom-list.top)/tooltip.offsetHeight,scaleX=(list.right-list.left)/tooltip.offsetWidth;return{style:"".concat(side,": ").concat(offset/scaleY,"px; max-width: ").concat(maxWidth/scaleX,"px"),class:"cm-completionInfo-"+(narrow?rtl?"left-narrow":"right-narrow":left?"left":"right")}}function rangeAroundSelected(total,selected,max){if(total<=max)return{from:0,to:total};if(selected<0&&(selected=0),selected<=total>>1){let off=Math.floor(selected/max);return{from:off*max,to:(off+1)*max}}let off=Math.floor((total-selected)/max);return{from:total-(off+1)*max,to:total-off*max}}class CompletionTooltip{constructor(view,stateField,applyCompletion){this.view=view,this.stateField=stateField,this.applyCompletion=applyCompletion,this.info=null,this.infoDestroy=null,this.placeInfoReq={read:()=>this.measureInfo(),write:pos=>this.placeInfo(pos),key:this},this.space=null,this.currentClass="";let cState=view.state.field(stateField),{options:options,selected:selected}=cState.open,config=view.state.facet(completionConfig);this.optionContent=function(config){let content=config.addToOptions.slice();return config.icons&&content.push({render(completion){let icon=document.createElement("div");return icon.classList.add("cm-completionIcon"),completion.type&&icon.classList.add(...completion.type.split(/\s+/g).map((cls=>"cm-completionIcon-"+cls))),icon.setAttribute("aria-hidden","true"),icon},position:20}),content.push({render(completion,_s,_v,match){let labelElt=document.createElement("span");labelElt.className="cm-completionLabel";let label=completion.displayLabel||completion.label,off=0;for(let j=0;j<match.length;){let from=match[j++],to=match[j++];from>off&&labelElt.appendChild(document.createTextNode(label.slice(off,from)));let span=labelElt.appendChild(document.createElement("span"));span.appendChild(document.createTextNode(label.slice(from,to))),span.className="cm-completionMatchedText",off=to}return off<label.length&&labelElt.appendChild(document.createTextNode(label.slice(off))),labelElt},position:50},{render(completion){if(!completion.detail)return null;let detailElt=document.createElement("span");return detailElt.className="cm-completionDetail",detailElt.textContent=completion.detail,detailElt},position:80}),content.sort(((a,b)=>a.position-b.position)).map((a=>a.render))}(config),this.optionClass=config.optionClass,this.tooltipClass=config.tooltipClass,this.range=rangeAroundSelected(options.length,selected,config.maxRenderedOptions),this.dom=document.createElement("div"),this.dom.className="cm-tooltip-autocomplete",this.updateTooltipClass(view.state),this.dom.addEventListener("mousedown",(e=>{let{options:options}=view.state.field(stateField).open;for(let match,dom=e.target;dom&&dom!=this.dom;dom=dom.parentNode)if("LI"==dom.nodeName&&(match=/-(\d+)$/.exec(dom.id))&&+match[1]<options.length)return this.applyCompletion(view,options[+match[1]]),void e.preventDefault()})),this.dom.addEventListener("focusout",(e=>{let state=view.state.field(this.stateField,!1);state&&state.tooltip&&view.state.facet(completionConfig).closeOnBlur&&e.relatedTarget!=view.contentDOM&&view.dispatch({effects:closeCompletionEffect.of(null)})})),this.showOptions(options,cState.id)}mount(){this.updateSel()}showOptions(options,id){this.list&&this.list.remove(),this.list=this.dom.appendChild(this.createListBox(options,id,this.range)),this.list.addEventListener("scroll",(()=>{this.info&&this.view.requestMeasure(this.placeInfoReq)}))}update(update){var _a;let cState=update.state.field(this.stateField),prevState=update.startState.field(this.stateField);if(this.updateTooltipClass(update.state),cState!=prevState){let{options:options,selected:selected,disabled:disabled}=cState.open;prevState.open&&prevState.open.options==options||(this.range=rangeAroundSelected(options.length,selected,update.state.facet(completionConfig).maxRenderedOptions),this.showOptions(options,cState.id)),this.updateSel(),disabled!=(null===(_a=prevState.open)||void 0===_a?void 0:_a.disabled)&&this.dom.classList.toggle("cm-tooltip-autocomplete-disabled",!!disabled)}}updateTooltipClass(state){let cls=this.tooltipClass(state);if(cls!=this.currentClass){for(let c of this.currentClass.split(" "))c&&this.dom.classList.remove(c);for(let c of cls.split(" "))c&&this.dom.classList.add(c);this.currentClass=cls}}positioned(space){this.space=space,this.info&&this.view.requestMeasure(this.placeInfoReq)}updateSel(){let cState=this.view.state.field(this.stateField),open=cState.open;if((open.selected>-1&&open.selected<this.range.from||open.selected>=this.range.to)&&(this.range=rangeAroundSelected(open.options.length,open.selected,this.view.state.facet(completionConfig).maxRenderedOptions),this.showOptions(open.options,cState.id)),this.updateSelectedOption(open.selected)){this.destroyInfo();let{completion:completion}=open.options[open.selected],{info:info}=completion;if(!info)return;let infoResult="string"==typeof info?document.createTextNode(info):info(completion);if(!infoResult)return;"then"in infoResult?infoResult.then((obj=>{obj&&this.view.state.field(this.stateField,!1)==cState&&this.addInfoPane(obj,completion)})).catch((e=>logException(this.view.state,e,"completion info"))):this.addInfoPane(infoResult,completion)}}addInfoPane(content,completion){this.destroyInfo();let wrap=this.info=document.createElement("div");if(wrap.className="cm-tooltip cm-completionInfo",null!=content.nodeType)wrap.appendChild(content),this.infoDestroy=null;else{let{dom:dom,destroy:destroy}=content;wrap.appendChild(dom),this.infoDestroy=destroy||null}this.dom.appendChild(wrap),this.view.requestMeasure(this.placeInfoReq)}updateSelectedOption(selected){let set=null;for(let opt=this.list.firstChild,i=this.range.from;opt;opt=opt.nextSibling,i++)"LI"==opt.nodeName&&opt.id?i==selected?opt.hasAttribute("aria-selected")||(opt.setAttribute("aria-selected","true"),set=opt):opt.hasAttribute("aria-selected")&&opt.removeAttribute("aria-selected"):i--;return set&&function(container,element){let parent=container.getBoundingClientRect(),self=element.getBoundingClientRect(),scaleY=parent.height/container.offsetHeight;self.top<parent.top?container.scrollTop-=(parent.top-self.top)/scaleY:self.bottom>parent.bottom&&(container.scrollTop+=(self.bottom-parent.bottom)/scaleY)}(this.list,set),set}measureInfo(){let sel=this.dom.querySelector("[aria-selected]");if(!sel||!this.info)return null;let listRect=this.dom.getBoundingClientRect(),infoRect=this.info.getBoundingClientRect(),selRect=sel.getBoundingClientRect(),space=this.space;if(!space){let win=this.dom.ownerDocument.defaultView||window;space={left:0,top:0,right:win.innerWidth,bottom:win.innerHeight}}return selRect.top>Math.min(space.bottom,listRect.bottom)-10||selRect.bottom<Math.max(space.top,listRect.top)+10?null:this.view.state.facet(completionConfig).positionInfo(this.view,listRect,selRect,infoRect,space,this.dom)}placeInfo(pos){this.info&&(pos?(pos.style&&(this.info.style.cssText=pos.style),this.info.className="cm-tooltip cm-completionInfo "+(pos.class||"")):this.info.style.cssText="top: -1e6px")}createListBox(options,id,range){const ul=document.createElement("ul");ul.id=id,ul.setAttribute("role","listbox"),ul.setAttribute("aria-expanded","true"),ul.setAttribute("aria-label",this.view.state.phrase("Completions"));let curSection=null;for(let i=range.from;i<range.to;i++){let{completion:completion,match:match}=options[i],{section:section}=completion;if(section){let name="string"==typeof section?section:section.name;if(name!=curSection&&(i>range.from||0==range.from))if(curSection=name,"string"!=typeof section&&section.header)ul.appendChild(section.header(section));else{ul.appendChild(document.createElement("completion-section")).textContent=name}}const li=ul.appendChild(document.createElement("li"));li.id=id+"-"+i,li.setAttribute("role","option");let cls=this.optionClass(completion);cls&&(li.className=cls);for(let source of this.optionContent){let node=source(completion,this.view.state,this.view,match);node&&li.appendChild(node)}}return range.from&&ul.classList.add("cm-completionListIncompleteTop"),range.to<options.length&&ul.classList.add("cm-completionListIncompleteBottom"),ul}destroyInfo(){this.info&&(this.infoDestroy&&this.infoDestroy(),this.info.remove(),this.info=null)}destroy(){this.destroyInfo()}}function score(option){return 100*(option.boost||0)+(option.apply?10:0)+(option.info?5:0)+(option.type?1:0)}class CompletionDialog{constructor(options,attrs,tooltip,timestamp,selected,disabled){this.options=options,this.attrs=attrs,this.tooltip=tooltip,this.timestamp=timestamp,this.selected=selected,this.disabled=disabled}setSelected(selected,id){return selected==this.selected||selected>=this.options.length?this:new CompletionDialog(this.options,makeAttrs(id,selected),this.tooltip,this.timestamp,selected,this.disabled)}static build(active,state,id,prev,conf){let options=function(active,state){let options=[],sections=null,addOption=option=>{options.push(option);let{section:section}=option.completion;if(section){sections||(sections=[]);let name="string"==typeof section?section:section.name;sections.some((s=>s.name==name))||sections.push("string"==typeof section?{name:name}:section)}},conf=state.facet(completionConfig);for(let a of active)if(a.hasResult()){let getMatch=a.result.getMatch;if(!1===a.result.filter)for(let option of a.result.options)addOption(new Option(option,a.source,getMatch?getMatch(option):[],1e9-options.length));else{let match,pattern=state.sliceDoc(a.from,a.to),matcher=conf.filterStrict?new StrictMatcher(pattern):new FuzzyMatcher(pattern);for(let option of a.result.options)if(match=matcher.match(option.label)){let matched=option.displayLabel?getMatch?getMatch(option,match.matched):[]:match.matched;addOption(new Option(option,a.source,matched,match.score+(option.boost||0)))}}}if(sections){let sectionOrder=Object.create(null),pos=0,cmp=(a,b)=>{var _a,_b;return(null!==(_a=a.rank)&&void 0!==_a?_a:1e9)-(null!==(_b=b.rank)&&void 0!==_b?_b:1e9)||(a.name<b.name?-1:1)};for(let s of sections.sort(cmp))pos-=1e5,sectionOrder[s.name]=pos;for(let option of options){let{section:section}=option.completion;section&&(option.score+=sectionOrder["string"==typeof section?section:section.name])}}let result=[],prev=null,compare=conf.compareCompletions;for(let opt of options.sort(((a,b)=>b.score-a.score||compare(a.completion,b.completion)))){let cur=opt.completion;!prev||prev.label!=cur.label||prev.detail!=cur.detail||null!=prev.type&&null!=cur.type&&prev.type!=cur.type||prev.apply!=cur.apply||prev.boost!=cur.boost?result.push(opt):score(opt.completion)>score(prev)&&(result[result.length-1]=opt),prev=opt.completion}return result}(active,state);if(!options.length)return prev&&active.some((a=>1==a.state))?new CompletionDialog(prev.options,prev.attrs,prev.tooltip,prev.timestamp,prev.selected,!0):null;let selected=state.facet(completionConfig).selectOnOpen?0:-1;if(prev&&prev.selected!=selected&&-1!=prev.selected){let selectedValue=prev.options[prev.selected].completion;for(let i=0;i<options.length;i++)if(options[i].completion==selectedValue){selected=i;break}}return new CompletionDialog(options,makeAttrs(id,selected),{pos:active.reduce(((a,b)=>b.hasResult()?Math.min(a,b.from):a),1e8),create:createTooltip,above:conf.aboveCursor},prev?prev.timestamp:Date.now(),selected,!1)}map(changes){return new CompletionDialog(this.options,this.attrs,Object.assign(Object.assign({},this.tooltip),{pos:changes.mapPos(this.tooltip.pos)}),this.timestamp,this.selected,this.disabled)}}class CompletionState{constructor(active,id,open){this.active=active,this.id=id,this.open=open}static start(){return new CompletionState(none,"cm-ac-"+Math.floor(2e6*Math.random()).toString(36),null)}update(tr){let{state:state}=tr,conf=state.facet(completionConfig),active=(conf.override||state.languageDataAt("autocomplete",cur(state)).map(asSource)).map((source=>(this.active.find((s=>s.source==source))||new ActiveSource(source,this.active.some((a=>0!=a.state))?1:0)).update(tr,conf)));active.length==this.active.length&&active.every(((a,i)=>a==this.active[i]))&&(active=this.active);let open=this.open;open&&tr.docChanged&&(open=open.map(tr.changes)),tr.selection||active.some((a=>a.hasResult()&&tr.changes.touchesRange(a.from,a.to)))||!function(a,b){if(a==b)return!0;for(let iA=0,iB=0;;){for(;iA<a.length&&!a[iA].hasResult;)iA++;for(;iB<b.length&&!b[iB].hasResult;)iB++;let endA=iA==a.length,endB=iB==b.length;if(endA||endB)return endA==endB;if(a[iA++].result!=b[iB++].result)return!1}}(active,this.active)?open=CompletionDialog.build(active,state,this.id,open,conf):open&&open.disabled&&!active.some((a=>1==a.state))&&(open=null),!open&&active.every((a=>1!=a.state))&&active.some((a=>a.hasResult()))&&(active=active.map((a=>a.hasResult()?new ActiveSource(a.source,0):a)));for(let effect of tr.effects)effect.is(setSelectedEffect)&&(open=open&&open.setSelected(effect.value,this.id));return active==this.active&&open==this.open?this:new CompletionState(active,this.id,open)}get tooltip(){return this.open?this.open.tooltip:null}get attrs(){return this.open?this.open.attrs:baseAttrs}}const baseAttrs={"aria-autocomplete":"list"};function makeAttrs(id,selected){let result={"aria-autocomplete":"list","aria-haspopup":"listbox","aria-controls":id};return selected>-1&&(result["aria-activedescendant"]=id+"-"+selected),result}const none=[];function getUserEvent(tr){return tr.isUserEvent("input.type")?"input":tr.isUserEvent("delete.backward")?"delete":null}class ActiveSource{constructor(source,state){let explicitPos=arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1;this.source=source,this.state=state,this.explicitPos=explicitPos}hasResult(){return!1}update(tr,conf){let event=getUserEvent(tr),value=this;event?value=value.handleUserEvent(tr,event,conf):tr.docChanged?value=value.handleChange(tr):tr.selection&&0!=value.state&&(value=new ActiveSource(value.source,0));for(let effect of tr.effects)if(effect.is(startCompletionEffect))value=new ActiveSource(value.source,1,effect.value?cur(tr.state):-1);else if(effect.is(closeCompletionEffect))value=new ActiveSource(value.source,0);else if(effect.is(setActiveEffect))for(let active of effect.value)active.source==value.source&&(value=active);return value}handleUserEvent(tr,type,conf){return"delete"!=type&&conf.activateOnTyping?new ActiveSource(this.source,1):this.map(tr.changes)}handleChange(tr){return tr.changes.touchesRange(cur(tr.startState))?new ActiveSource(this.source,0):this.map(tr.changes)}map(changes){return changes.empty||this.explicitPos<0?this:new ActiveSource(this.source,this.state,changes.mapPos(this.explicitPos))}}class ActiveResult extends ActiveSource{constructor(source,explicitPos,result,from,to){super(source,2,explicitPos),this.result=result,this.from=from,this.to=to}hasResult(){return!0}handleUserEvent(tr,type,conf){var _a;let result=this.result;result.map&&!tr.changes.empty&&(result=result.map(result,tr.changes));let from=tr.changes.mapPos(this.from),to=tr.changes.mapPos(this.to,1),pos=cur(tr.state);if((this.explicitPos<0?pos<=from:pos<this.from)||pos>to||!result||"delete"==type&&cur(tr.startState)==this.from)return new ActiveSource(this.source,"input"==type&&conf.activateOnTyping?1:0);let explicitPos=this.explicitPos<0?-1:tr.changes.mapPos(this.explicitPos);return function(validFor,state,from,to){if(!validFor)return!1;let text=state.sliceDoc(from,to);return"function"==typeof validFor?validFor(text,from,to,state):ensureAnchor(validFor,!0).test(text)}(result.validFor,tr.state,from,to)?new ActiveResult(this.source,explicitPos,result,from,to):result.update&&(result=result.update(result,from,to,new CompletionContext(tr.state,pos,explicitPos>=0)))?new ActiveResult(this.source,explicitPos,result,result.from,null!==(_a=result.to)&&void 0!==_a?_a:cur(tr.state)):new ActiveSource(this.source,1,explicitPos)}handleChange(tr){return tr.changes.touchesRange(this.from,this.to)?new ActiveSource(this.source,0):this.map(tr.changes)}map(mapping){if(mapping.empty)return this;return(this.result.map?this.result.map(this.result,mapping):this.result)?new ActiveResult(this.source,this.explicitPos<0?-1:mapping.mapPos(this.explicitPos),this.result,mapping.mapPos(this.from),mapping.mapPos(this.to,1)):new ActiveSource(this.source,0)}}const setActiveEffect=StateEffect.define({map:(sources,mapping)=>sources.map((s=>s.map(mapping)))}),setSelectedEffect=StateEffect.define(),completionState=StateField.define({create:()=>CompletionState.start(),update:(value,tr)=>value.update(tr),provide:f=>[showTooltip.from(f,(val=>val.tooltip)),EditorView.contentAttributes.from(f,(state=>state.attrs))]});function applyCompletion(view,option){const apply=option.completion.apply||option.completion.label;let result=view.state.field(completionState).active.find((a=>a.source==option.source));return result instanceof ActiveResult&&("string"==typeof apply?view.dispatch(Object.assign(Object.assign({},function(state,text,from,to){let{main:main}=state.selection,fromOff=from-main.from,toOff=to-main.from;return Object.assign(Object.assign({},state.changeByRange((range=>range!=main&&from!=to&&state.sliceDoc(range.from+fromOff,range.from+toOff)!=state.sliceDoc(from,to)?{range:range}:{changes:{from:range.from+fromOff,to:to==main.from?range.to:range.from+toOff,insert:text},range:EditorSelection.cursor(range.from+fromOff+text.length)}))),{scrollIntoView:!0,userEvent:"input.complete"})}(view.state,apply,result.from,result.to)),{annotations:pickedCompletion.of(option.completion)})):apply(view,option.completion,result.from,result.to),!0)}const createTooltip=function(stateField,applyCompletion){return view=>new CompletionTooltip(view,stateField,applyCompletion)}(completionState,applyCompletion);function moveCompletionSelection(forward){let by=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"option";return view=>{let cState=view.state.field(completionState,!1);if(!cState||!cState.open||cState.open.disabled||Date.now()-cState.open.timestamp<view.state.facet(completionConfig).interactionDelay)return!1;let tooltip,step=1;"page"==by&&(tooltip=getTooltip(view,cState.open.tooltip))&&(step=Math.max(2,Math.floor(tooltip.dom.offsetHeight/tooltip.dom.querySelector("li").offsetHeight)-1));let{length:length}=cState.open.options,selected=cState.open.selected>-1?cState.open.selected+step*(forward?1:-1):forward?0:length-1;return selected<0?selected="page"==by?0:length-1:selected>=length&&(selected="page"==by?length-1:0),view.dispatch({effects:setSelectedEffect.of(selected)}),!0}}class RunningQuery{constructor(active,context){this.active=active,this.context=context,this.time=Date.now(),this.updates=[],this.done=void 0}}const completionPlugin=ViewPlugin.fromClass(class{constructor(view){this.view=view,this.debounceUpdate=-1,this.running=[],this.debounceAccept=-1,this.pendingStart=!1,this.composing=0;for(let active of view.state.field(completionState).active)1==active.state&&this.startQuery(active)}update(update){let cState=update.state.field(completionState);if(!update.selectionSet&&!update.docChanged&&update.startState.field(completionState)==cState)return;let doesReset=update.transactions.some((tr=>(tr.selection||tr.docChanged)&&!getUserEvent(tr)));for(let i=0;i<this.running.length;i++){let query=this.running[i];if(doesReset||query.updates.length+update.transactions.length>50&&Date.now()-query.time>1e3){for(let handler of query.context.abortListeners)try{handler()}catch(e){logException(this.view.state,e)}query.context.abortListeners=null,this.running.splice(i--,1)}else query.updates.push(...update.transactions)}this.debounceUpdate>-1&&clearTimeout(this.debounceUpdate),update.transactions.some((tr=>tr.effects.some((e=>e.is(startCompletionEffect)))))&&(this.pendingStart=!0);let delay=this.pendingStart?50:update.state.facet(completionConfig).activateOnTypingDelay;if(this.debounceUpdate=cState.active.some((a=>1==a.state&&!this.running.some((q=>q.active.source==a.source))))?setTimeout((()=>this.startUpdate()),delay):-1,0!=this.composing)for(let tr of update.transactions)"input"==getUserEvent(tr)?this.composing=2:2==this.composing&&tr.selection&&(this.composing=3)}startUpdate(){this.debounceUpdate=-1,this.pendingStart=!1;let{state:state}=this.view,cState=state.field(completionState);for(let active of cState.active)1!=active.state||this.running.some((r=>r.active.source==active.source))||this.startQuery(active)}startQuery(active){let{state:state}=this.view,pos=cur(state),context=new CompletionContext(state,pos,active.explicitPos==pos),pending=new RunningQuery(active,context);this.running.push(pending),Promise.resolve(active.source(context)).then((result=>{pending.context.aborted||(pending.done=result||null,this.scheduleAccept())}),(err=>{this.view.dispatch({effects:closeCompletionEffect.of(null)}),logException(this.view.state,err)}))}scheduleAccept(){this.running.every((q=>void 0!==q.done))?this.accept():this.debounceAccept<0&&(this.debounceAccept=setTimeout((()=>this.accept()),this.view.state.facet(completionConfig).updateSyncTime))}accept(){var _a;this.debounceAccept>-1&&clearTimeout(this.debounceAccept),this.debounceAccept=-1;let updated=[],conf=this.view.state.facet(completionConfig);for(let i=0;i<this.running.length;i++){let query=this.running[i];if(void 0===query.done)continue;if(this.running.splice(i--,1),query.done){let active=new ActiveResult(query.active.source,query.active.explicitPos,query.done,query.done.from,null!==(_a=query.done.to)&&void 0!==_a?_a:cur(query.updates.length?query.updates[0].startState:this.view.state));for(let tr of query.updates)active=active.update(tr,conf);if(active.hasResult()){updated.push(active);continue}}let current=this.view.state.field(completionState).active.find((a=>a.source==query.active.source));if(current&&1==current.state)if(null==query.done){let active=new ActiveSource(query.active.source,0);for(let tr of query.updates)active=active.update(tr,conf);1!=active.state&&updated.push(active)}else this.startQuery(current)}updated.length&&this.view.dispatch({effects:setActiveEffect.of(updated)})}},{eventHandlers:{blur(event){let state=this.view.state.field(completionState,!1);if(state&&state.tooltip&&this.view.state.facet(completionConfig).closeOnBlur){let dialog=state.open&&getTooltip(this.view,state.open.tooltip);dialog&&dialog.dom.contains(event.relatedTarget)||setTimeout((()=>this.view.dispatch({effects:closeCompletionEffect.of(null)})),10)}},compositionstart(){this.composing=1},compositionend(){3==this.composing&&setTimeout((()=>this.view.dispatch({effects:startCompletionEffect.of(!1)})),20),this.composing=0}}}),windows="object"==typeof navigator&&/Win/.test(navigator.platform),commitCharacters=Prec.highest(EditorView.domEventHandlers({keydown(event,view){let field=view.state.field(completionState,!1);if(!field||!field.open||field.open.disabled||field.open.selected<0||event.key.length>1||event.ctrlKey&&(!windows||!event.altKey)||event.metaKey)return!1;let option=field.open.options[field.open.selected],result=field.active.find((a=>a.source==option.source)),commitChars=option.completion.commitCharacters||result.result.commitCharacters;return commitChars&&commitChars.indexOf(event.key)>-1&&applyCompletion(view,option),!1}})),baseTheme$1=EditorView.baseTheme({".cm-tooltip.cm-tooltip-autocomplete":{"& > ul":{fontFamily:"monospace",whiteSpace:"nowrap",overflow:"hidden auto",maxWidth_fallback:"700px",maxWidth:"min(700px, 95vw)",minWidth:"250px",maxHeight:"10em",height:"100%",listStyle:"none",margin:0,padding:0,"& > li, & > completion-section":{padding:"1px 3px",lineHeight:1.2},"& > li":{overflowX:"hidden",textOverflow:"ellipsis",cursor:"pointer"},"& > completion-section":{display:"list-item",borderBottom:"1px solid silver",paddingLeft:"0.5em",opacity:.7}}},"&light .cm-tooltip-autocomplete ul li[aria-selected]":{background:"#17c",color:"white"},"&light .cm-tooltip-autocomplete-disabled ul li[aria-selected]":{background:"#777"},"&dark .cm-tooltip-autocomplete ul li[aria-selected]":{background:"#347",color:"white"},"&dark .cm-tooltip-autocomplete-disabled ul li[aria-selected]":{background:"#444"},".cm-completionListIncompleteTop:before, .cm-completionListIncompleteBottom:after":{content:'"···"',opacity:.5,display:"block",textAlign:"center"},".cm-tooltip.cm-completionInfo":{position:"absolute",padding:"3px 9px",width:"max-content",maxWidth:"".concat(400,"px"),boxSizing:"border-box"},".cm-completionInfo.cm-completionInfo-left":{right:"100%"},".cm-completionInfo.cm-completionInfo-right":{left:"100%"},".cm-completionInfo.cm-completionInfo-left-narrow":{right:"".concat(30,"px")},".cm-completionInfo.cm-completionInfo-right-narrow":{left:"".concat(30,"px")},"&light .cm-snippetField":{backgroundColor:"#00000022"},"&dark .cm-snippetField":{backgroundColor:"#ffffff22"},".cm-snippetFieldPosition":{verticalAlign:"text-top",width:0,height:"1.15em",display:"inline-block",margin:"0 -0.7px -.7em",borderLeft:"1.4px dotted #888"},".cm-completionMatchedText":{textDecoration:"underline"},".cm-completionDetail":{marginLeft:"0.5em",fontStyle:"italic"},".cm-completionIcon":{fontSize:"90%",width:".8em",display:"inline-block",textAlign:"center",paddingRight:".6em",opacity:"0.6",boxSizing:"content-box"},".cm-completionIcon-function, .cm-completionIcon-method":{"&:after":{content:"'Æ’'"}},".cm-completionIcon-class":{"&:after":{content:"'â—‹'"}},".cm-completionIcon-interface":{"&:after":{content:"'â—Œ'"}},".cm-completionIcon-variable":{"&:after":{content:"'𝑥'"}},".cm-completionIcon-constant":{"&:after":{content:"'𝐶'"}},".cm-completionIcon-type":{"&:after":{content:"'𝑡'"}},".cm-completionIcon-enum":{"&:after":{content:"'∪'"}},".cm-completionIcon-property":{"&:after":{content:"'â–¡'"}},".cm-completionIcon-keyword":{"&:after":{content:"'🔑︎'"}},".cm-completionIcon-namespace":{"&:after":{content:"'â–¢'"}},".cm-completionIcon-text":{"&:after":{content:"'abc'",fontSize:"50%",verticalAlign:"middle"}}});class FieldPos{constructor(field,line,from,to){this.field=field,this.line=line,this.from=from,this.to=to}}class FieldRange{constructor(field,from,to){this.field=field,this.from=from,this.to=to}map(changes){let from=changes.mapPos(this.from,-1,MapMode.TrackDel),to=changes.mapPos(this.to,1,MapMode.TrackDel);return null==from||null==to?null:new FieldRange(this.field,from,to)}}class Snippet{constructor(lines,fieldPositions){this.lines=lines,this.fieldPositions=fieldPositions}instantiate(state,pos){let text=[],lineStart=[pos],lineObj=state.doc.lineAt(pos),baseIndent=/^\s*/.exec(lineObj.text)[0];for(let line of this.lines){if(text.length){let indent=baseIndent,tabs=/^\t*/.exec(line)[0].length;for(let i=0;i<tabs;i++)indent+=state.facet(indentUnit);lineStart.push(pos+indent.length-tabs),line=indent+line.slice(tabs)}text.push(line),pos+=line.length+1}let ranges=this.fieldPositions.map((pos=>new FieldRange(pos.field,lineStart[pos.line]+pos.from,lineStart[pos.line]+pos.to)));return{text:text,ranges:ranges}}static parse(template){let m,fields=[],lines=[],positions=[];for(let line of template.split(/\r\n?|\n/)){for(;m=/[#$]\{(?:(\d+)(?::([^}]*))?|([^}]*))\}/.exec(line);){let seq=m[1]?+m[1]:null,name=m[2]||m[3]||"",found=-1;for(let i=0;i<fields.length;i++)(null!=seq?fields[i].seq==seq:name&&fields[i].name==name)&&(found=i);if(found<0){let i=0;for(;i<fields.length&&(null==seq||null!=fields[i].seq&&fields[i].seq<seq);)i++;fields.splice(i,0,{seq:seq,name:name}),found=i;for(let pos of positions)pos.field>=found&&pos.field++}positions.push(new FieldPos(found,lines.length,m.index,m.index+name.length)),line=line.slice(0,m.index)+name+line.slice(m.index+m[0].length)}for(let esc;esc=/\\([{}])/.exec(line);){line=line.slice(0,esc.index)+esc[1]+line.slice(esc.index+esc[0].length);for(let pos of positions)pos.line==lines.length&&pos.from>esc.index&&(pos.from--,pos.to--)}lines.push(line)}return new Snippet(lines,positions)}}let fieldMarker=Decoration.widget({widget:new class extends WidgetType{toDOM(){let span=document.createElement("span");return span.className="cm-snippetFieldPosition",span}ignoreEvent(){return!1}}}),fieldRange=Decoration.mark({class:"cm-snippetField"});class ActiveSnippet{constructor(ranges,active){this.ranges=ranges,this.active=active,this.deco=Decoration.set(ranges.map((r=>(r.from==r.to?fieldMarker:fieldRange).range(r.from,r.to))))}map(changes){let ranges=[];for(let r of this.ranges){let mapped=r.map(changes);if(!mapped)return null;ranges.push(mapped)}return new ActiveSnippet(ranges,this.active)}selectionInsideField(sel){return sel.ranges.every((range=>this.ranges.some((r=>r.field==this.active&&r.from<=range.from&&r.to>=range.to))))}}const setActive=StateEffect.define({map:(value,changes)=>value&&value.map(changes)}),moveToField=StateEffect.define(),snippetState=StateField.define({create:()=>null,update(value,tr){for(let effect of tr.effects){if(effect.is(setActive))return effect.value;if(effect.is(moveToField)&&value)return new ActiveSnippet(value.ranges,effect.value)}return value&&tr.docChanged&&(value=value.map(tr.changes)),value&&tr.selection&&!value.selectionInsideField(tr.selection)&&(value=null),value},provide:f=>EditorView.decorations.from(f,(val=>val?val.deco:Decoration.none))});function fieldSelection(ranges,field){return EditorSelection.create(ranges.filter((r=>r.field==field)).map((r=>EditorSelection.range(r.from,r.to))))}function snippet(template){let snippet=Snippet.parse(template);return(editor,completion,from,to)=>{let{text:text,ranges:ranges}=snippet.instantiate(editor.state,from),spec={changes:{from:from,to:to,insert:Text.of(text)},scrollIntoView:!0,annotations:completion?[pickedCompletion.of(completion),Transaction.userEvent.of("input.complete")]:void 0};if(ranges.length&&(spec.selection=fieldSelection(ranges,0)),ranges.some((r=>r.field>0))){let active=new ActiveSnippet(ranges,0),effects=spec.effects=[setActive.of(active)];void 0===editor.state.field(snippetState,!1)&&effects.push(StateEffect.appendConfig.of([snippetState,addSnippetKeymap,snippetPointerHandler,baseTheme$1]))}editor.dispatch(editor.state.update(spec))}}function moveField(dir){return _ref44=>{let{state:state,dispatch:dispatch}=_ref44,active=state.field(snippetState,!1);if(!active||dir<0&&0==active.active)return!1;let next=active.active+dir,last=dir>0&&!active.ranges.some((r=>r.field==next+dir));return dispatch(state.update({selection:fieldSelection(active.ranges,next),effects:setActive.of(last?null:new ActiveSnippet(active.ranges,next)),scrollIntoView:!0})),!0}}const defaultSnippetKeymap=[{key:"Tab",run:moveField(1),shift:moveField(-1)},{key:"Escape",run:_ref45=>{let{state:state,dispatch:dispatch}=_ref45;return!!state.field(snippetState,!1)&&(dispatch(state.update({effects:setActive.of(null)})),!0)}}],snippetKeymap=Facet.define({combine:maps=>maps.length?maps[0]:defaultSnippetKeymap}),addSnippetKeymap=Prec.highest(keymap.compute([snippetKeymap],(state=>state.facet(snippetKeymap))));function snippetCompletion(template,completion){return Object.assign(Object.assign({},completion),{apply:snippet(template)})}const snippetPointerHandler=EditorView.domEventHandlers({mousedown(event,view){let pos,active=view.state.field(snippetState,!1);if(!active||null==(pos=view.posAtCoords({x:event.clientX,y:event.clientY})))return!1;let match=active.ranges.find((r=>r.from<=pos&&r.to>=pos));return!(!match||match.field==active.active)&&(view.dispatch({selection:fieldSelection(active.ranges,match.field),effects:setActive.of(active.ranges.some((r=>r.field>match.field))?new ActiveSnippet(active.ranges,match.field):null),scrollIntoView:!0}),!0)}}),defaults={brackets:["(","[","{","'",'"'],before:")]}:;>",stringPrefixes:[]},closeBracketEffect=StateEffect.define({map(value,mapping){let mapped=mapping.mapPos(value,-1,MapMode.TrackAfter);return null==mapped?void 0:mapped}}),closedBracket=new class extends RangeValue{};closedBracket.startSide=1,closedBracket.endSide=-1;const bracketState=StateField.define({create:()=>RangeSet.empty,update(value,tr){if(value=value.map(tr.changes),tr.selection){let line=tr.state.doc.lineAt(tr.selection.main.head);value=value.update({filter:from=>from>=line.from&&from<=line.to})}for(let effect of tr.effects)effect.is(closeBracketEffect)&&(value=value.update({add:[closedBracket.range(effect.value,effect.value+1)]}));return value}});function closing(ch){for(let i=0;i<"()[]{}<>".length;i+=2)if("()[]{}<>".charCodeAt(i)==ch)return"()[]{}<>".charAt(i+1);return fromCodePoint(ch<128?ch:ch+1)}function config(state,pos){return state.languageDataAt("closeBrackets",pos)[0]||defaults}const android$1="object"==typeof navigator&&/Android\b/.test(navigator.userAgent),inputHandler=EditorView.inputHandler.of(((view,from,to,insert)=>{if((android$1?view.composing:view.compositionStarted)||view.state.readOnly)return!1;let sel=view.state.selection.main;if(insert.length>2||2==insert.length&&1==codePointSize(codePointAt(insert,0))||from!=sel.from||to!=sel.to)return!1;let tr=function(state,bracket){let conf=config(state,state.selection.main.head),tokens=conf.brackets||defaults.brackets;for(let tok of tokens){let closed=closing(codePointAt(tok,0));if(bracket==tok)return closed==tok?handleSame(state,tok,tokens.indexOf(tok+tok+tok)>-1,conf):handleOpen(state,tok,closed,conf.before||defaults.before);if(bracket==closed&&closedBracketAt(state,state.selection.main.from))return handleClose(state,tok,closed)}return null}(view.state,insert);return!!tr&&(view.dispatch(tr),!0)})),closeBracketsKeymap=[{key:"Backspace",run:_ref46=>{let{state:state,dispatch:dispatch}=_ref46;if(state.readOnly)return!1;let tokens=config(state,state.selection.main.head).brackets||defaults.brackets,dont=null,changes=state.changeByRange((range=>{if(range.empty){let before=function(doc,pos){let prev=doc.sliceString(pos-2,pos);return codePointSize(codePointAt(prev,0))==prev.length?prev:prev.slice(1)}(state.doc,range.head);for(let token of tokens)if(token==before&&nextChar(state.doc,range.head)==closing(codePointAt(token,0)))return{changes:{from:range.head-token.length,to:range.head+token.length},range:EditorSelection.cursor(range.head-token.length)}}return{range:dont=range}}));return dont||dispatch(state.update(changes,{scrollIntoView:!0,userEvent:"delete.backward"})),!dont}}];function closedBracketAt(state,pos){let found=!1;return state.field(bracketState).between(0,state.doc.length,(from=>{from==pos&&(found=!0)})),found}function nextChar(doc,pos){let next=doc.sliceString(pos,pos+2);return next.slice(0,codePointSize(codePointAt(next,0)))}function handleOpen(state,open,close,closeBefore){let dont=null,changes=state.changeByRange((range=>{if(!range.empty)return{changes:[{insert:open,from:range.from},{insert:close,from:range.to}],effects:closeBracketEffect.of(range.to+open.length),range:EditorSelection.range(range.anchor+open.length,range.head+open.length)};let next=nextChar(state.doc,range.head);return!next||/\s/.test(next)||closeBefore.indexOf(next)>-1?{changes:{insert:open+close,from:range.head},effects:closeBracketEffect.of(range.head+open.length),range:EditorSelection.cursor(range.head+open.length)}:{range:dont=range}}));return dont?null:state.update(changes,{scrollIntoView:!0,userEvent:"input.type"})}function handleClose(state,_open,close){let dont=null,changes=state.changeByRange((range=>range.empty&&nextChar(state.doc,range.head)==close?{changes:{from:range.head,to:range.head+close.length,insert:close},range:EditorSelection.cursor(range.head+close.length)}:dont={range:range}));return dont?null:state.update(changes,{scrollIntoView:!0,userEvent:"input.type"})}function handleSame(state,token,allowTriple,config){let stringPrefixes=config.stringPrefixes||defaults.stringPrefixes,dont=null,changes=state.changeByRange((range=>{if(!range.empty)return{changes:[{insert:token,from:range.from},{insert:token,from:range.to}],effects:closeBracketEffect.of(range.to+token.length),range:EditorSelection.range(range.anchor+token.length,range.head+token.length)};let start,pos=range.head,next=nextChar(state.doc,pos);if(next==token){if(nodeStart(state,pos))return{changes:{insert:token+token,from:pos},effects:closeBracketEffect.of(pos+token.length),range:EditorSelection.cursor(pos+token.length)};if(closedBracketAt(state,pos)){let content=allowTriple&&state.sliceDoc(pos,pos+3*token.length)==token+token+token?token+token+token:token;return{changes:{from:pos,to:pos+content.length,insert:content},range:EditorSelection.cursor(pos+content.length)}}}else{if(allowTriple&&state.sliceDoc(pos-2*token.length,pos)==token+token&&(start=canStartStringAt(state,pos-2*token.length,stringPrefixes))>-1&&nodeStart(state,start))return{changes:{insert:token+token+token+token,from:pos},effects:closeBracketEffect.of(pos+token.length),range:EditorSelection.cursor(pos+token.length)};if(state.charCategorizer(pos)(next)!=CharCategory.Word&&canStartStringAt(state,pos,stringPrefixes)>-1&&!function(state,pos,quoteToken,prefixes){let node=syntaxTree(state).resolveInner(pos,-1),maxPrefix=prefixes.reduce(((m,p)=>Math.max(m,p.length)),0);for(let i=0;i<5;i++){let start=state.sliceDoc(node.from,Math.min(node.to,node.from+quoteToken.length+maxPrefix)),quotePos=start.indexOf(quoteToken);if(!quotePos||quotePos>-1&&prefixes.indexOf(start.slice(0,quotePos))>-1){let first=node.firstChild;for(;first&&first.from==node.from&&first.to-first.from>quoteToken.length+quotePos;){if(state.sliceDoc(first.to-quoteToken.length,first.to)==quoteToken)return!1;first=first.firstChild}return!0}let parent=node.to==pos&&node.parent;if(!parent)break;node=parent}return!1}(state,pos,token,stringPrefixes))return{changes:{insert:token+token,from:pos},effects:closeBracketEffect.of(pos+token.length),range:EditorSelection.cursor(pos+token.length)}}return{range:dont=range}}));return dont?null:state.update(changes,{scrollIntoView:!0,userEvent:"input.type"})}function nodeStart(state,pos){let tree=syntaxTree(state).resolveInner(pos+1);return tree.parent&&tree.from==pos}function canStartStringAt(state,pos,prefixes){let charCat=state.charCategorizer(pos);if(charCat(state.sliceDoc(pos-1,pos))!=CharCategory.Word)return pos;for(let prefix of prefixes){let start=pos-prefix.length;if(state.sliceDoc(start,pos)==prefix&&charCat(state.sliceDoc(start-1,start))!=CharCategory.Word)return start}return-1}function autocompletion(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return[commitCharacters,completionState,completionConfig.of(config),completionPlugin,completionKeymapExt,baseTheme$1]}const completionKeymap=[{key:"Ctrl-Space",run:view=>!!view.state.field(completionState,!1)&&(view.dispatch({effects:startCompletionEffect.of(!0)}),!0)},{key:"Escape",run:view=>{let cState=view.state.field(completionState,!1);return!(!cState||!cState.active.some((a=>0!=a.state)))&&(view.dispatch({effects:closeCompletionEffect.of(null)}),!0)}},{key:"ArrowDown",run:moveCompletionSelection(!0)},{key:"ArrowUp",run:moveCompletionSelection(!1)},{key:"PageDown",run:moveCompletionSelection(!0,"page")},{key:"PageUp",run:moveCompletionSelection(!1,"page")},{key:"Enter",run:view=>{let cState=view.state.field(completionState,!1);return!(view.state.readOnly||!cState||!cState.open||cState.open.selected<0||cState.open.disabled||Date.now()-cState.open.timestamp<view.state.facet(completionConfig).interactionDelay)&&applyCompletion(view,cState.open.options[cState.open.selected])}}],completionKeymapExt=Prec.highest(keymap.computeN([completionConfig],(state=>state.facet(completionConfig).defaultKeymap?[completionKeymap]:[])));class SelectedDiagnostic{constructor(from,to,diagnostic){this.from=from,this.to=to,this.diagnostic=diagnostic}}class LintState{constructor(diagnostics,panel,selected){this.diagnostics=diagnostics,this.panel=panel,this.selected=selected}static init(diagnostics,panel,state){let markedDiagnostics=diagnostics,diagnosticFilter=state.facet(lintConfig).markerFilter;diagnosticFilter&&(markedDiagnostics=diagnosticFilter(markedDiagnostics,state));let ranges=Decoration.set(markedDiagnostics.map((d=>d.from==d.to||d.from==d.to-1&&state.doc.lineAt(d.from).to==d.from?Decoration.widget({widget:new DiagnosticWidget(d),diagnostic:d}).range(d.from):Decoration.mark({attributes:{class:"cm-lintRange cm-lintRange-"+d.severity+(d.markClass?" "+d.markClass:"")},diagnostic:d,inclusive:!0}).range(d.from,d.to))),!0);return new LintState(ranges,panel,findDiagnostic(ranges))}}function findDiagnostic(diagnostics){let diagnostic=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,after=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,found=null;return diagnostics.between(after,1e9,((from,to,_ref47)=>{let{spec:spec}=_ref47;if(!diagnostic||spec.diagnostic==diagnostic)return found=new SelectedDiagnostic(from,to,spec.diagnostic),!1})),found}const setDiagnosticsEffect=StateEffect.define(),togglePanel=StateEffect.define(),movePanelSelection=StateEffect.define(),lintState=StateField.define({create:()=>new LintState(Decoration.none,null,null),update(value,tr){if(tr.docChanged){let mapped=value.diagnostics.map(tr.changes),selected=null;if(value.selected){let selPos=tr.changes.mapPos(value.selected.from,1);selected=findDiagnostic(mapped,value.selected.diagnostic,selPos)||findDiagnostic(mapped,null,selPos)}value=new LintState(mapped,value.panel,selected)}for(let effect of tr.effects)effect.is(setDiagnosticsEffect)?value=LintState.init(effect.value,value.panel,tr.state):effect.is(togglePanel)?value=new LintState(value.diagnostics,effect.value?LintPanel.open:null,value.selected):effect.is(movePanelSelection)&&(value=new LintState(value.diagnostics,value.panel,effect.value));return value},provide:f=>[showPanel.from(f,(val=>val.panel)),EditorView.decorations.from(f,(s=>s.diagnostics))]}),activeMark=Decoration.mark({class:"cm-lintRange cm-lintRange-active",inclusive:!0});function diagnosticsTooltip(view,diagnostics){return crelt("ul",{class:"cm-tooltip-lint"},diagnostics.map((d=>renderDiagnostic(view,d,!1))))}const closeLintPanel=view=>{let field=view.state.field(lintState,!1);return!(!field||!field.panel)&&(view.dispatch({effects:togglePanel.of(!1)}),!0)},lintKeymap=[{key:"Mod-Shift-m",run:view=>{let field=view.state.field(lintState,!1);var state,effects;field&&field.panel||view.dispatch({effects:(state=view.state,effects=[togglePanel.of(!0)],state.field(lintState,!1)?effects:effects.concat(StateEffect.appendConfig.of(lintExtensions)))});let panel=getPanel(view,LintPanel.open);return panel&&panel.dom.querySelector(".cm-panel-lint ul").focus(),!0},preventDefault:!0},{key:"F8",run:view=>{let field=view.state.field(lintState,!1);if(!field)return!1;let sel=view.state.selection.main,next=field.diagnostics.iter(sel.to+1);return!(!next.value&&(next=field.diagnostics.iter(0),!next.value||next.from==sel.from&&next.to==sel.to))&&(view.dispatch({selection:{anchor:next.from,head:next.to},scrollIntoView:!0}),!0)}}],lintConfig=Facet.define({combine:input=>Object.assign({sources:input.map((i=>i.source)).filter((x=>null!=x))},combineConfig(input.map((i=>i.config)),{delay:750,markerFilter:null,tooltipFilter:null,needsRefresh:null},{needsRefresh:(a,b)=>a?b?u=>a(u)||b(u):a:b}))});function assignKeys(actions){let assigned=[];if(actions)actions:for(let{name:name}of actions){for(let i=0;i<name.length;i++){let ch=name[i];if(/[a-zA-Z]/.test(ch)&&!assigned.some((c=>c.toLowerCase()==ch.toLowerCase()))){assigned.push(ch);continue actions}}assigned.push("")}return assigned}function renderDiagnostic(view,diagnostic,inPanel){var _a;let keys=inPanel?assignKeys(diagnostic.actions):[];return crelt("li",{class:"cm-diagnostic cm-diagnostic-"+diagnostic.severity},crelt("span",{class:"cm-diagnosticText"},diagnostic.renderMessage?diagnostic.renderMessage():diagnostic.message),null===(_a=diagnostic.actions)||void 0===_a?void 0:_a.map(((action,i)=>{let fired=!1,click=e=>{if(e.preventDefault(),fired)return;fired=!0;let found=findDiagnostic(view.state.field(lintState).diagnostics,diagnostic);found&&action.apply(view,found.from,found.to)},{name:name}=action,keyIndex=keys[i]?name.indexOf(keys[i]):-1,nameElt=keyIndex<0?name:[name.slice(0,keyIndex),crelt("u",name.slice(keyIndex,keyIndex+1)),name.slice(keyIndex+1)];return crelt("button",{type:"button",class:"cm-diagnosticAction",onclick:click,onmousedown:click,"aria-label":" Action: ".concat(name).concat(keyIndex<0?"":' (access key "'.concat(keys[i],')"'),".")},nameElt)})),diagnostic.source&&crelt("div",{class:"cm-diagnosticSource"},diagnostic.source))}class DiagnosticWidget extends WidgetType{constructor(diagnostic){super(),this.diagnostic=diagnostic}eq(other){return other.diagnostic==this.diagnostic}toDOM(){return crelt("span",{class:"cm-lintPoint cm-lintPoint-"+this.diagnostic.severity})}}class PanelItem{constructor(view,diagnostic){this.diagnostic=diagnostic,this.id="item_"+Math.floor(4294967295*Math.random()).toString(16),this.dom=renderDiagnostic(view,diagnostic,!0),this.dom.id=this.id,this.dom.setAttribute("role","option")}}class LintPanel{constructor(view){this.view=view,this.items=[];this.list=crelt("ul",{tabIndex:0,role:"listbox","aria-label":this.view.state.phrase("Diagnostics"),onkeydown:event=>{if(27==event.keyCode)closeLintPanel(this.view),this.view.focus();else if(38==event.keyCode||33==event.keyCode)this.moveSelection((this.selectedIndex-1+this.items.length)%this.items.length);else if(40==event.keyCode||34==event.keyCode)this.moveSelection((this.selectedIndex+1)%this.items.length);else if(36==event.keyCode)this.moveSelection(0);else if(35==event.keyCode)this.moveSelection(this.items.length-1);else if(13==event.keyCode)this.view.focus();else{if(!(event.keyCode>=65&&event.keyCode<=90&&this.selectedIndex>=0))return;{let{diagnostic:diagnostic}=this.items[this.selectedIndex],keys=assignKeys(diagnostic.actions);for(let i=0;i<keys.length;i++)if(keys[i].toUpperCase().charCodeAt(0)==event.keyCode){let found=findDiagnostic(this.view.state.field(lintState).diagnostics,diagnostic);found&&diagnostic.actions[i].apply(view,found.from,found.to)}}}event.preventDefault()},onclick:event=>{for(let i=0;i<this.items.length;i++)this.items[i].dom.contains(event.target)&&this.moveSelection(i)}}),this.dom=crelt("div",{class:"cm-panel-lint"},this.list,crelt("button",{type:"button",name:"close","aria-label":this.view.state.phrase("close"),onclick:()=>closeLintPanel(this.view)},"×")),this.update()}get selectedIndex(){let selected=this.view.state.field(lintState).selected;if(!selected)return-1;for(let i=0;i<this.items.length;i++)if(this.items[i].diagnostic==selected.diagnostic)return i;return-1}update(){let{diagnostics:diagnostics,selected:selected}=this.view.state.field(lintState),i=0,needsSync=!1,newSelectedItem=null;for(diagnostics.between(0,this.view.state.doc.length,((_start,_end,_ref49)=>{let item,{spec:spec}=_ref49,found=-1;for(let j=i;j<this.items.length;j++)if(this.items[j].diagnostic==spec.diagnostic){found=j;break}found<0?(item=new PanelItem(this.view,spec.diagnostic),this.items.splice(i,0,item),needsSync=!0):(item=this.items[found],found>i&&(this.items.splice(i,found-i),needsSync=!0)),selected&&item.diagnostic==selected.diagnostic?item.dom.hasAttribute("aria-selected")||(item.dom.setAttribute("aria-selected","true"),newSelectedItem=item):item.dom.hasAttribute("aria-selected")&&item.dom.removeAttribute("aria-selected"),i++}));i<this.items.length&&!(1==this.items.length&&this.items[0].diagnostic.from<0);)needsSync=!0,this.items.pop();0==this.items.length&&(this.items.push(new PanelItem(this.view,{from:-1,to:-1,severity:"info",message:this.view.state.phrase("No diagnostics")})),needsSync=!0),newSelectedItem?(this.list.setAttribute("aria-activedescendant",newSelectedItem.id),this.view.requestMeasure({key:this,read:()=>({sel:newSelectedItem.dom.getBoundingClientRect(),panel:this.list.getBoundingClientRect()}),write:_ref50=>{let{sel:sel,panel:panel}=_ref50,scaleY=panel.height/this.list.offsetHeight;sel.top<panel.top?this.list.scrollTop-=(panel.top-sel.top)/scaleY:sel.bottom>panel.bottom&&(this.list.scrollTop+=(sel.bottom-panel.bottom)/scaleY)}})):this.selectedIndex<0&&this.list.removeAttribute("aria-activedescendant"),needsSync&&this.sync()}sync(){let domPos=this.list.firstChild;function rm(){let prev=domPos;domPos=prev.nextSibling,prev.remove()}for(let item of this.items)if(item.dom.parentNode==this.list){for(;domPos!=item.dom;)rm();domPos=item.dom.nextSibling}else this.list.insertBefore(item.dom,domPos);for(;domPos;)rm()}moveSelection(selectedIndex){if(this.selectedIndex<0)return;let selection=findDiagnostic(this.view.state.field(lintState).diagnostics,this.items[selectedIndex].diagnostic);selection&&this.view.dispatch({selection:{anchor:selection.from,head:selection.to},scrollIntoView:!0,effects:movePanelSelection.of(selection)})}static open(view){return new LintPanel(view)}}function underline(color){return function(content){return'url(\'data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" '.concat(arguments.length>1&&void 0!==arguments[1]?arguments[1]:'viewBox="0 0 40 40"',">").concat(encodeURIComponent(content),"</svg>')")}('<path d="m0 2.5 l2 -1.5 l1 0 l2 1.5 l1 0" stroke="'.concat(color,'" fill="none" stroke-width=".7"/>'),'width="6" height="3"')}const baseTheme=EditorView.baseTheme({".cm-diagnostic":{padding:"3px 6px 3px 8px",marginLeft:"-1px",display:"block",whiteSpace:"pre-wrap"},".cm-diagnostic-error":{borderLeft:"5px solid #d11"},".cm-diagnostic-warning":{borderLeft:"5px solid orange"},".cm-diagnostic-info":{borderLeft:"5px solid #999"},".cm-diagnostic-hint":{borderLeft:"5px solid #66d"},".cm-diagnosticAction":{font:"inherit",border:"none",padding:"2px 4px",backgroundColor:"#444",color:"white",borderRadius:"3px",marginLeft:"8px",cursor:"pointer"},".cm-diagnosticSource":{fontSize:"70%",opacity:.7},".cm-lintRange":{backgroundPosition:"left bottom",backgroundRepeat:"repeat-x",paddingBottom:"0.7px"},".cm-lintRange-error":{backgroundImage:underline("#d11")},".cm-lintRange-warning":{backgroundImage:underline("orange")},".cm-lintRange-info":{backgroundImage:underline("#999")},".cm-lintRange-hint":{backgroundImage:underline("#66d")},".cm-lintRange-active":{backgroundColor:"#ffdd9980"},".cm-tooltip-lint":{padding:0,margin:0},".cm-lintPoint":{position:"relative","&:after":{content:'""',position:"absolute",bottom:0,left:"-2px",borderLeft:"3px solid transparent",borderRight:"3px solid transparent",borderBottom:"4px solid #d11"}},".cm-lintPoint-warning":{"&:after":{borderBottomColor:"orange"}},".cm-lintPoint-info":{"&:after":{borderBottomColor:"#999"}},".cm-lintPoint-hint":{"&:after":{borderBottomColor:"#66d"}},".cm-panel.cm-panel-lint":{position:"relative","& ul":{maxHeight:"100px",overflowY:"auto","& [aria-selected]":{backgroundColor:"#ddd","& u":{textDecoration:"underline"}},"&:focus [aria-selected]":{background_fallback:"#bdf",backgroundColor:"Highlight",color_fallback:"white",color:"HighlightText"},"& u":{textDecoration:"none"},padding:0,margin:0},"& [name=close]":{position:"absolute",top:"0",right:"2px",background:"inherit",border:"none",font:"inherit",padding:0,margin:0}}}),lintExtensions=[lintState,EditorView.decorations.compute([lintState],(state=>{let{selected:selected,panel:panel}=state.field(lintState);return selected&&panel&&selected.from!=selected.to?Decoration.set([activeMark.range(selected.from,selected.to)]):Decoration.none})),function(source){let options=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},setHover=StateEffect.define(),hoverState=StateField.define({create:()=>[],update(value,tr){if(value.length&&(options.hideOnChange&&(tr.docChanged||tr.selection)?value=[]:options.hideOn&&(value=value.filter((v=>!options.hideOn(tr,v)))),tr.docChanged)){let mapped=[];for(let tooltip of value){let newPos=tr.changes.mapPos(tooltip.pos,-1,MapMode.TrackDel);if(null!=newPos){let copy=Object.assign(Object.create(null),tooltip);copy.pos=newPos,null!=copy.end&&(copy.end=tr.changes.mapPos(copy.end)),mapped.push(copy)}}value=mapped}for(let effect of tr.effects)effect.is(setHover)&&(value=effect.value),effect.is(closeHoverTooltipEffect)&&(value=[]);return value},provide:f=>showHoverTooltip.from(f)});return[hoverState,ViewPlugin.define((view=>new HoverPlugin(view,source,hoverState,setHover,options.hoverTime||300))),showHoverTooltipHost]}((function(view,pos,side){let{diagnostics:diagnostics}=view.state.field(lintState),found=[],stackStart=2e8,stackEnd=0;diagnostics.between(pos-(side<0?1:0),pos+(side>0?1:0),((from,to,_ref48)=>{let{spec:spec}=_ref48;pos>=from&&pos<=to&&(from==to||(pos>from||side>0)&&(pos<to||side<0))&&(found.push(spec.diagnostic),stackStart=Math.min(from,stackStart),stackEnd=Math.max(to,stackEnd))}));let diagnosticFilter=view.state.facet(lintConfig).tooltipFilter;return diagnosticFilter&&(found=diagnosticFilter(found,view.state)),found.length?{pos:stackStart,end:stackEnd,above:view.state.doc.lineAt(stackStart).to<stackEnd,create:()=>({dom:diagnosticsTooltip(view,found)})}:null}),{hideOn:function(tr,tooltip){let line=tr.startState.doc.lineAt(tooltip.pos);return!(!tr.effects.some((e=>e.is(setDiagnosticsEffect)))&&!tr.changes.touchesRange(line.from,line.to))}}),baseTheme],basicSetup=[lineNumbers(),activeLineGutterHighlighter,highlightSpecialChars(),history(),foldGutter(),drawSelection(),[dropCursorPos,drawDropCursor],EditorState.allowMultipleSelections.of(!0),EditorState.transactionFilter.of((tr=>{if(!tr.docChanged||!tr.isUserEvent("input.type")&&!tr.isUserEvent("input.complete"))return tr;let rules=tr.startState.languageDataAt("indentOnInput",tr.startState.selection.main.head);if(!rules.length)return tr;let doc=tr.newDoc,{head:head}=tr.newSelection.main,line=doc.lineAt(head);if(head>line.from+200)return tr;let lineStart=doc.sliceString(line.from,head);if(!rules.some((r=>r.test(lineStart))))return tr;let{state:state}=tr,last=-1,changes=[];for(let{head:head}of state.selection.ranges){let line=state.doc.lineAt(head);if(line.from==last)continue;last=line.from;let indent=getIndentation(state,line.from);if(null==indent)continue;let cur=/^\s*/.exec(line.text)[0],norm=indentString(state,indent);cur!=norm&&changes.push({from:line.from,to:line.from+cur.length,insert:norm})}return changes.length?[tr,{changes:changes,sequential:!0}]:tr})),syntaxHighlighting(defaultHighlightStyle,{fallback:!0}),bracketMatching(),[inputHandler,bracketState],autocompletion(),rectangularSelection(),crosshairCursor(),activeLineHighlighter,highlightSelectionMatches(),keymap.of([...closeBracketsKeymap,...defaultKeymap,...searchKeymap,...historyKeymap,...foldKeymap,...completionKeymap,...lintKeymap])];_exports.basicSetup=basicSetup;class Stack{constructor(p,stack,state,reducePos,pos,score,buffer,bufferBase,curContext){let lookAhead=arguments.length>9&&void 0!==arguments[9]?arguments[9]:0,parent=arguments.length>10?arguments[10]:void 0;this.p=p,this.stack=stack,this.state=state,this.reducePos=reducePos,this.pos=pos,this.score=score,this.buffer=buffer,this.bufferBase=bufferBase,this.curContext=curContext,this.lookAhead=lookAhead,this.parent=parent}toString(){return"[".concat(this.stack.filter(((_,i)=>i%3==0)).concat(this.state),"]@").concat(this.pos).concat(this.score?"!"+this.score:"")}static start(p,state){let pos=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,cx=p.parser.context;return new Stack(p,[],state,pos,pos,0,[],0,cx?new StackContext(cx,cx.start):null,0,null)}get context(){return this.curContext?this.curContext.context:null}pushState(state,start){this.stack.push(this.state,start,this.bufferBase+this.buffer.length),this.state=state}reduce(action){var _a;let depth=action>>19,type=65535&action,{parser:parser}=this.p,dPrec=parser.dynamicPrecedence(type);if(dPrec&&(this.score+=dPrec),0==depth)return this.pushState(parser.getGoto(this.state,type,!0),this.reducePos),type<parser.minRepeatTerm&&this.storeNode(type,this.reducePos,this.reducePos,4,!0),void this.reduceContext(type,this.reducePos);let base=this.stack.length-3*(depth-1)-(262144&action?6:0),start=base?this.stack[base-2]:this.p.ranges[0].from,size=this.reducePos-start;size>=2e3&&!(null===(_a=this.p.parser.nodeSet.types[type])||void 0===_a?void 0:_a.isAnonymous)&&(start==this.p.lastBigReductionStart?(this.p.bigReductionCount++,this.p.lastBigReductionSize=size):this.p.lastBigReductionSize<size&&(this.p.bigReductionCount=1,this.p.lastBigReductionStart=start,this.p.lastBigReductionSize=size));let bufferBase=base?this.stack[base-1]:0,count=this.bufferBase+this.buffer.length-bufferBase;if(type<parser.minRepeatTerm||131072&action){let pos=parser.stateFlag(this.state,1)?this.pos:this.reducePos;this.storeNode(type,start,pos,count+4,!0)}if(262144&action)this.state=this.stack[base];else{let baseStateID=this.stack[base-3];this.state=parser.getGoto(baseStateID,type,!0)}for(;this.stack.length>base;)this.stack.pop();this.reduceContext(type,start)}storeNode(term,start,end){let size=arguments.length>3&&void 0!==arguments[3]?arguments[3]:4,isReduce=arguments.length>4&&void 0!==arguments[4]&&arguments[4];if(0==term&&(!this.stack.length||this.stack[this.stack.length-1]<this.buffer.length+this.bufferBase)){let cur=this,top=this.buffer.length;if(0==top&&cur.parent&&(top=cur.bufferBase-cur.parent.bufferBase,cur=cur.parent),top>0&&0==cur.buffer[top-4]&&cur.buffer[top-1]>-1){if(start==end)return;if(cur.buffer[top-2]>=start)return void(cur.buffer[top-2]=end)}}if(isReduce&&this.pos!=end){let index=this.buffer.length;if(index>0&&0!=this.buffer[index-4])for(;index>0&&this.buffer[index-2]>end;)this.buffer[index]=this.buffer[index-4],this.buffer[index+1]=this.buffer[index-3],this.buffer[index+2]=this.buffer[index-2],this.buffer[index+3]=this.buffer[index-1],index-=4,size>4&&(size-=4);this.buffer[index]=term,this.buffer[index+1]=start,this.buffer[index+2]=end,this.buffer[index+3]=size}else this.buffer.push(term,start,end,size)}shift(action,type,start,end){if(131072&action)this.pushState(65535&action,this.pos);else if(0==(262144&action)){let nextState=action,{parser:parser}=this.p;(end>this.pos||type<=parser.maxNode)&&(this.pos=end,parser.stateFlag(nextState,1)||(this.reducePos=end)),this.pushState(nextState,start),this.shiftContext(type,start),type<=parser.maxNode&&this.buffer.push(type,start,end,4)}else this.pos=end,this.shiftContext(type,start),type<=this.p.parser.maxNode&&this.buffer.push(type,start,end,4)}apply(action,next,nextStart,nextEnd){65536&action?this.reduce(action):this.shift(action,next,nextStart,nextEnd)}useNode(value,next){let index=this.p.reused.length-1;(index<0||this.p.reused[index]!=value)&&(this.p.reused.push(value),index++);let start=this.pos;this.reducePos=this.pos=start+value.length,this.pushState(next,start),this.buffer.push(index,start,this.reducePos,-1),this.curContext&&this.updateContext(this.curContext.tracker.reuse(this.curContext.context,value,this,this.p.stream.reset(this.pos-value.length)))}split(){let parent=this,off=parent.buffer.length;for(;off>0&&parent.buffer[off-2]>parent.reducePos;)off-=4;let buffer=parent.buffer.slice(off),base=parent.bufferBase+off;for(;parent&&base==parent.bufferBase;)parent=parent.parent;return new Stack(this.p,this.stack.slice(),this.state,this.reducePos,this.pos,this.score,buffer,base,this.curContext,this.lookAhead,parent)}recoverByDelete(next,nextEnd){let isNode=next<=this.p.parser.maxNode;isNode&&this.storeNode(next,this.pos,nextEnd,4),this.storeNode(0,this.pos,nextEnd,isNode?8:4),this.pos=this.reducePos=nextEnd,this.score-=190}canShift(term){for(let sim=new SimulatedStack(this);;){let action=this.p.parser.stateSlot(sim.state,4)||this.p.parser.hasAction(sim.state,term);if(0==action)return!1;if(0==(65536&action))return!0;sim.reduce(action)}}recoverByInsert(next){if(this.stack.length>=300)return[];let nextStates=this.p.parser.nextStates(this.state);if(nextStates.length>8||this.stack.length>=120){let best=[];for(let s,i=0;i<nextStates.length;i+=2)(s=nextStates[i+1])!=this.state&&this.p.parser.hasAction(s,next)&&best.push(nextStates[i],s);if(this.stack.length<120)for(let i=0;best.length<8&&i<nextStates.length;i+=2){let s=nextStates[i+1];best.some(((v,i)=>1&i&&v==s))||best.push(nextStates[i],s)}nextStates=best}let result=[];for(let i=0;i<nextStates.length&&result.length<4;i+=2){let s=nextStates[i+1];if(s==this.state)continue;let stack=this.split();stack.pushState(s,this.pos),stack.storeNode(0,stack.pos,stack.pos,4,!0),stack.shiftContext(nextStates[i],this.pos),stack.reducePos=this.pos,stack.score-=200,result.push(stack)}return result}forceReduce(){let{parser:parser}=this.p,reduce=parser.stateSlot(this.state,5);if(0==(65536&reduce))return!1;if(!parser.validAction(this.state,reduce)){let depth=reduce>>19,term=65535&reduce,target=this.stack.length-3*depth;if(target<0||parser.getGoto(this.stack[target],term,!1)<0){let backup=this.findForcedReduction();if(null==backup)return!1;reduce=backup}this.storeNode(0,this.pos,this.pos,4,!0),this.score-=100}return this.reducePos=this.pos,this.reduce(reduce),!0}findForcedReduction(){let{parser:parser}=this.p,seen=[],explore=(state,depth)=>{if(!seen.includes(state))return seen.push(state),parser.allActions(state,(action=>{if(393216&action);else if(65536&action){let rDepth=(action>>19)-depth;if(rDepth>1){let term=65535&action,target=this.stack.length-3*rDepth;if(target>=0&&parser.getGoto(this.stack[target],term,!1)>=0)return rDepth<<19|65536|term}}else{let found=explore(action,depth+1);if(null!=found)return found}}))};return explore(this.state,0)}forceAll(){for(;!this.p.parser.stateFlag(this.state,2);)if(!this.forceReduce()){this.storeNode(0,this.pos,this.pos,4,!0);break}return this}get deadEnd(){if(3!=this.stack.length)return!1;let{parser:parser}=this.p;return 65535==parser.data[parser.stateSlot(this.state,1)]&&!parser.stateSlot(this.state,4)}restart(){this.storeNode(0,this.pos,this.pos,4,!0),this.state=this.stack[0],this.stack.length=0}sameState(other){if(this.state!=other.state||this.stack.length!=other.stack.length)return!1;for(let i=0;i<this.stack.length;i+=3)if(this.stack[i]!=other.stack[i])return!1;return!0}get parser(){return this.p.parser}dialectEnabled(dialectID){return this.p.parser.dialect.flags[dialectID]}shiftContext(term,start){this.curContext&&this.updateContext(this.curContext.tracker.shift(this.curContext.context,term,this,this.p.stream.reset(start)))}reduceContext(term,start){this.curContext&&this.updateContext(this.curContext.tracker.reduce(this.curContext.context,term,this,this.p.stream.reset(start)))}emitContext(){let last=this.buffer.length-1;(last<0||-3!=this.buffer[last])&&this.buffer.push(this.curContext.hash,this.pos,this.pos,-3)}emitLookAhead(){let last=this.buffer.length-1;(last<0||-4!=this.buffer[last])&&this.buffer.push(this.lookAhead,this.pos,this.pos,-4)}updateContext(context){if(context!=this.curContext.context){let newCx=new StackContext(this.curContext.tracker,context);newCx.hash!=this.curContext.hash&&this.emitContext(),this.curContext=newCx}}setLookAhead(lookAhead){lookAhead>this.lookAhead&&(this.emitLookAhead(),this.lookAhead=lookAhead)}close(){this.curContext&&this.curContext.tracker.strict&&this.emitContext(),this.lookAhead>0&&this.emitLookAhead()}}class StackContext{constructor(tracker,context){this.tracker=tracker,this.context=context,this.hash=tracker.strict?tracker.hash(context):0}}class SimulatedStack{constructor(start){this.start=start,this.state=start.state,this.stack=start.stack,this.base=this.stack.length}reduce(action){let term=65535&action,depth=action>>19;0==depth?(this.stack==this.start.stack&&(this.stack=this.stack.slice()),this.stack.push(this.state,0,0),this.base+=3):this.base-=3*(depth-1);let goto=this.start.p.parser.getGoto(this.stack[this.base-3],term,!0);this.state=goto}}class StackBufferCursor{constructor(stack,pos,index){this.stack=stack,this.pos=pos,this.index=index,this.buffer=stack.buffer,0==this.index&&this.maybeNext()}static create(stack){let pos=arguments.length>1&&void 0!==arguments[1]?arguments[1]:stack.bufferBase+stack.buffer.length;return new StackBufferCursor(stack,pos,pos-stack.bufferBase)}maybeNext(){let next=this.stack.parent;null!=next&&(this.index=this.stack.bufferBase-next.bufferBase,this.stack=next,this.buffer=next.buffer)}get id(){return this.buffer[this.index-4]}get start(){return this.buffer[this.index-3]}get end(){return this.buffer[this.index-2]}get size(){return this.buffer[this.index-1]}next(){this.index-=4,this.pos-=4,0==this.index&&this.maybeNext()}fork(){return new StackBufferCursor(this.stack,this.pos,this.index)}}function decodeArray(input){let Type=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Uint16Array;if("string"!=typeof input)return input;let array=null;for(let pos=0,out=0;pos<input.length;){let value=0;for(;;){let next=input.charCodeAt(pos++),stop=!1;if(126==next){value=65535;break}next>=92&&next--,next>=34&&next--;let digit=next-32;if(digit>=46&&(digit-=46,stop=!0),value+=digit,stop)break;value*=46}array?array[out++]=value:array=new Type(value)}return array}class CachedToken{constructor(){this.start=-1,this.value=-1,this.end=-1,this.extended=-1,this.lookAhead=0,this.mask=0,this.context=0}}const nullToken=new CachedToken;class InputStream{constructor(input,ranges){this.input=input,this.ranges=ranges,this.chunk="",this.chunkOff=0,this.chunk2="",this.chunk2Pos=0,this.next=-1,this.token=nullToken,this.rangeIndex=0,this.pos=this.chunkPos=ranges[0].from,this.range=ranges[0],this.end=ranges[ranges.length-1].to,this.readNext()}resolveOffset(offset,assoc){let range=this.range,index=this.rangeIndex,pos=this.pos+offset;for(;pos<range.from;){if(!index)return null;let next=this.ranges[--index];pos-=range.from-next.to,range=next}for(;assoc<0?pos>range.to:pos>=range.to;){if(index==this.ranges.length-1)return null;let next=this.ranges[++index];pos+=next.from-range.to,range=next}return pos}clipPos(pos){if(pos>=this.range.from&&pos<this.range.to)return pos;for(let range of this.ranges)if(range.to>pos)return Math.max(pos,range.from);return this.end}peek(offset){let pos,result,idx=this.chunkOff+offset;if(idx>=0&&idx<this.chunk.length)pos=this.pos+offset,result=this.chunk.charCodeAt(idx);else{let resolved=this.resolveOffset(offset,1);if(null==resolved)return-1;if(pos=resolved,pos>=this.chunk2Pos&&pos<this.chunk2Pos+this.chunk2.length)result=this.chunk2.charCodeAt(pos-this.chunk2Pos);else{let i=this.rangeIndex,range=this.range;for(;range.to<=pos;)range=this.ranges[++i];this.chunk2=this.input.chunk(this.chunk2Pos=pos),pos+this.chunk2.length>range.to&&(this.chunk2=this.chunk2.slice(0,range.to-pos)),result=this.chunk2.charCodeAt(0)}}return pos>=this.token.lookAhead&&(this.token.lookAhead=pos+1),result}acceptToken(token){let endOffset=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,end=endOffset?this.resolveOffset(endOffset,-1):this.pos;if(null==end||end<this.token.start)throw new RangeError("Token end out of bounds");this.token.value=token,this.token.end=end}acceptTokenTo(token,endPos){this.token.value=token,this.token.end=endPos}getChunk(){if(this.pos>=this.chunk2Pos&&this.pos<this.chunk2Pos+this.chunk2.length){let{chunk:chunk,chunkPos:chunkPos}=this;this.chunk=this.chunk2,this.chunkPos=this.chunk2Pos,this.chunk2=chunk,this.chunk2Pos=chunkPos,this.chunkOff=this.pos-this.chunkPos}else{this.chunk2=this.chunk,this.chunk2Pos=this.chunkPos;let nextChunk=this.input.chunk(this.pos),end=this.pos+nextChunk.length;this.chunk=end>this.range.to?nextChunk.slice(0,this.range.to-this.pos):nextChunk,this.chunkPos=this.pos,this.chunkOff=0}}readNext(){return this.chunkOff>=this.chunk.length&&(this.getChunk(),this.chunkOff==this.chunk.length)?this.next=-1:this.next=this.chunk.charCodeAt(this.chunkOff)}advance(){let n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1;for(this.chunkOff+=n;this.pos+n>=this.range.to;){if(this.rangeIndex==this.ranges.length-1)return this.setDone();n-=this.range.to-this.pos,this.range=this.ranges[++this.rangeIndex],this.pos=this.range.from}return this.pos+=n,this.pos>=this.token.lookAhead&&(this.token.lookAhead=this.pos+1),this.readNext()}setDone(){return this.pos=this.chunkPos=this.end,this.range=this.ranges[this.rangeIndex=this.ranges.length-1],this.chunk="",this.next=-1}reset(pos,token){if(token?(this.token=token,token.start=pos,token.lookAhead=pos+1,token.value=token.extended=-1):this.token=nullToken,this.pos!=pos){if(this.pos=pos,pos==this.end)return this.setDone(),this;for(;pos<this.range.from;)this.range=this.ranges[--this.rangeIndex];for(;pos>=this.range.to;)this.range=this.ranges[++this.rangeIndex];pos>=this.chunkPos&&pos<this.chunkPos+this.chunk.length?this.chunkOff=pos-this.chunkPos:(this.chunk="",this.chunkOff=0),this.readNext()}return this}read(from,to){if(from>=this.chunkPos&&to<=this.chunkPos+this.chunk.length)return this.chunk.slice(from-this.chunkPos,to-this.chunkPos);if(from>=this.chunk2Pos&&to<=this.chunk2Pos+this.chunk2.length)return this.chunk2.slice(from-this.chunk2Pos,to-this.chunk2Pos);if(from>=this.range.from&&to<=this.range.to)return this.input.read(from,to);let result="";for(let r of this.ranges){if(r.from>=to)break;r.to>from&&(result+=this.input.read(Math.max(r.from,from),Math.min(r.to,to)))}return result}}class TokenGroup{constructor(data,id){this.data=data,this.id=id}token(input,stack){let{parser:parser}=stack.p;readToken(this.data,input,stack,this.id,parser.data,parser.tokenPrecTable)}}TokenGroup.prototype.contextual=TokenGroup.prototype.fallback=TokenGroup.prototype.extend=!1;class LocalTokenGroup{constructor(data,precTable,elseToken){this.precTable=precTable,this.elseToken=elseToken,this.data="string"==typeof data?decodeArray(data):data}token(input,stack){let start=input.pos,skipped=0;for(;;){let atEof=input.next<0,nextPos=input.resolveOffset(1,1);if(readToken(this.data,input,stack,0,this.data,this.precTable),input.token.value>-1)break;if(null==this.elseToken)return;if(atEof||skipped++,null==nextPos)break;input.reset(nextPos,input.token)}skipped&&(input.reset(start,input.token),input.acceptToken(this.elseToken,skipped))}}LocalTokenGroup.prototype.contextual=TokenGroup.prototype.fallback=TokenGroup.prototype.extend=!1;class ExternalTokenizer{constructor(token){let options=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.token=token,this.contextual=!!options.contextual,this.fallback=!!options.fallback,this.extend=!!options.extend}}function readToken(data,input,stack,group,precTable,precOffset){let state=0,groupMask=1<<group,{dialect:dialect}=stack.p.parser;scan:for(;0!=(groupMask&data[state]);){let accEnd=data[state+1];for(let i=state+3;i<accEnd;i+=2)if((data[i+1]&groupMask)>0){let term=data[i];if(dialect.allows(term)&&(-1==input.token.value||input.token.value==term||overrides(term,input.token.value,precTable,precOffset))){input.acceptToken(term);break}}let next=input.next,low=0,high=data[state+2];if(!(input.next<0&&high>low&&65535==data[accEnd+3*high-3])){for(;low<high;){let mid=low+high>>1,index=accEnd+mid+(mid<<1),from=data[index],to=data[index+1]||65536;if(next<from)high=mid;else{if(!(next>=to)){state=data[index+2],input.advance();continue scan}low=mid+1}}break}state=data[accEnd+3*high-1]}}function findOffset(data,start,term){for(let next,i=start;65535!=(next=data[i]);i++)if(next==term)return i-start;return-1}function overrides(token,prev,tableData,tableOffset){let iPrev=findOffset(tableData,tableOffset,prev);return iPrev<0||findOffset(tableData,tableOffset,token)<iPrev}const verbose="undefined"!=typeof process&&process.env&&/\bparse\b/.test(process.env.LOG);let stackIDs=null;function cutAt(tree,pos,side){let cursor=tree.cursor(IterMode.IncludeAnonymous);for(cursor.moveTo(pos);;)if(!(side<0?cursor.childBefore(pos):cursor.childAfter(pos)))for(;;){if((side<0?cursor.to<pos:cursor.from>pos)&&!cursor.type.isError)return side<0?Math.max(0,Math.min(cursor.to-1,pos-25)):Math.min(tree.length,Math.max(cursor.from+1,pos+25));if(side<0?cursor.prevSibling():cursor.nextSibling())break;if(!cursor.parent())return side<0?0:tree.length}}class FragmentCursor{constructor(fragments,nodeSet){this.fragments=fragments,this.nodeSet=nodeSet,this.i=0,this.fragment=null,this.safeFrom=-1,this.safeTo=-1,this.trees=[],this.start=[],this.index=[],this.nextFragment()}nextFragment(){let fr=this.fragment=this.i==this.fragments.length?null:this.fragments[this.i++];if(fr){for(this.safeFrom=fr.openStart?cutAt(fr.tree,fr.from+fr.offset,1)-fr.offset:fr.from,this.safeTo=fr.openEnd?cutAt(fr.tree,fr.to+fr.offset,-1)-fr.offset:fr.to;this.trees.length;)this.trees.pop(),this.start.pop(),this.index.pop();this.trees.push(fr.tree),this.start.push(-fr.offset),this.index.push(0),this.nextStart=this.safeFrom}else this.nextStart=1e9}nodeAt(pos){if(pos<this.nextStart)return null;for(;this.fragment&&this.safeTo<=pos;)this.nextFragment();if(!this.fragment)return null;for(;;){let last=this.trees.length-1;if(last<0)return this.nextFragment(),null;let top=this.trees[last],index=this.index[last];if(index==top.children.length){this.trees.pop(),this.start.pop(),this.index.pop();continue}let next=top.children[index],start=this.start[last]+top.positions[index];if(start>pos)return this.nextStart=start,null;if(next instanceof Tree){if(start==pos){if(start<this.safeFrom)return null;let end=start+next.length;if(end<=this.safeTo){let lookAhead=next.prop(NodeProp.lookAhead);if(!lookAhead||end+lookAhead<this.fragment.to)return next}}this.index[last]++,start+next.length>=Math.max(this.safeFrom,pos)&&(this.trees.push(next),this.start.push(start),this.index.push(0))}else this.index[last]++,this.nextStart=start+next.length}}}class TokenCache{constructor(parser,stream){this.stream=stream,this.tokens=[],this.mainToken=null,this.actions=[],this.tokens=parser.tokenizers.map((_=>new CachedToken))}getActions(stack){let actionIndex=0,main=null,{parser:parser}=stack.p,{tokenizers:tokenizers}=parser,mask=parser.stateSlot(stack.state,3),context=stack.curContext?stack.curContext.hash:0,lookAhead=0;for(let i=0;i<tokenizers.length;i++){if(0==(1<<i&mask))continue;let tokenizer=tokenizers[i],token=this.tokens[i];if((!main||tokenizer.fallback)&&((tokenizer.contextual||token.start!=stack.pos||token.mask!=mask||token.context!=context)&&(this.updateCachedToken(token,tokenizer,stack),token.mask=mask,token.context=context),token.lookAhead>token.end+25&&(lookAhead=Math.max(token.lookAhead,lookAhead)),0!=token.value)){let startIndex=actionIndex;if(token.extended>-1&&(actionIndex=this.addActions(stack,token.extended,token.end,actionIndex)),actionIndex=this.addActions(stack,token.value,token.end,actionIndex),!tokenizer.extend&&(main=token,actionIndex>startIndex))break}}for(;this.actions.length>actionIndex;)this.actions.pop();return lookAhead&&stack.setLookAhead(lookAhead),main||stack.pos!=this.stream.end||(main=new CachedToken,main.value=stack.p.parser.eofTerm,main.start=main.end=stack.pos,actionIndex=this.addActions(stack,main.value,main.end,actionIndex)),this.mainToken=main,this.actions}getMainToken(stack){if(this.mainToken)return this.mainToken;let main=new CachedToken,{pos:pos,p:p}=stack;return main.start=pos,main.end=Math.min(pos+1,p.stream.end),main.value=pos==p.stream.end?p.parser.eofTerm:0,main}updateCachedToken(token,tokenizer,stack){let start=this.stream.clipPos(stack.pos);if(tokenizer.token(this.stream.reset(start,token),stack),token.value>-1){let{parser:parser}=stack.p;for(let i=0;i<parser.specialized.length;i++)if(parser.specialized[i]==token.value){let result=parser.specializers[i](this.stream.read(token.start,token.end),stack);if(result>=0&&stack.p.parser.dialect.allows(result>>1)){0==(1&result)?token.value=result>>1:token.extended=result>>1;break}}}else token.value=0,token.end=this.stream.clipPos(start+1)}putAction(action,token,end,index){for(let i=0;i<index;i+=3)if(this.actions[i]==action)return index;return this.actions[index++]=action,this.actions[index++]=token,this.actions[index++]=end,index}addActions(stack,token,end,index){let{state:state}=stack,{parser:parser}=stack.p,{data:data}=parser;for(let set=0;set<2;set++)for(let i=parser.stateSlot(state,set?2:1);;i+=3){if(65535==data[i]){if(1!=data[i+1]){0==index&&2==data[i+1]&&(index=this.putAction(pair(data,i+2),token,end,index));break}i=pair(data,i+2)}data[i]==token&&(index=this.putAction(pair(data,i+1),token,end,index))}return index}}class Parse{constructor(parser,input,fragments,ranges){this.parser=parser,this.input=input,this.ranges=ranges,this.recovering=0,this.nextStackID=9812,this.minStackPos=0,this.reused=[],this.stoppedAt=null,this.lastBigReductionStart=-1,this.lastBigReductionSize=0,this.bigReductionCount=0,this.stream=new InputStream(input,ranges),this.tokens=new TokenCache(parser,this.stream),this.topTerm=parser.top[1];let{from:from}=ranges[0];this.stacks=[Stack.start(this,parser.top[0],from)],this.fragments=fragments.length&&this.stream.end-from>4*parser.bufferLength?new FragmentCursor(fragments,parser.nodeSet):null}get parsedPos(){return this.minStackPos}advance(){let stopped,stoppedTokens,stacks=this.stacks,pos=this.minStackPos,newStacks=this.stacks=[];if(this.bigReductionCount>300&&1==stacks.length){let[s]=stacks;for(;s.forceReduce()&&s.stack.length&&s.stack[s.stack.length-2]>=this.lastBigReductionStart;);this.bigReductionCount=this.lastBigReductionSize=0}for(let i=0;i<stacks.length;i++){let stack=stacks[i];for(;;){if(this.tokens.mainToken=null,stack.pos>pos)newStacks.push(stack);else{if(this.advanceStack(stack,newStacks,stacks))continue;{stopped||(stopped=[],stoppedTokens=[]),stopped.push(stack);let tok=this.tokens.getMainToken(stack);stoppedTokens.push(tok.value,tok.end)}}break}}if(!newStacks.length){let finished=stopped&&function(stacks){let best=null;for(let stack of stacks){let stopped=stack.p.stoppedAt;(stack.pos==stack.p.stream.end||null!=stopped&&stack.pos>stopped)&&stack.p.parser.stateFlag(stack.state,2)&&(!best||best.score<stack.score)&&(best=stack)}return best}(stopped);if(finished)return verbose&&console.log("Finish with "+this.stackID(finished)),this.stackToTree(finished);if(this.parser.strict)throw verbose&&stopped&&console.log("Stuck with token "+(this.tokens.mainToken?this.parser.getName(this.tokens.mainToken.value):"none")),new SyntaxError("No parse at "+pos);this.recovering||(this.recovering=5)}if(this.recovering&&stopped){let finished=null!=this.stoppedAt&&stopped[0].pos>this.stoppedAt?stopped[0]:this.runRecovery(stopped,stoppedTokens,newStacks);if(finished)return verbose&&console.log("Force-finish "+this.stackID(finished)),this.stackToTree(finished.forceAll())}if(this.recovering){let maxRemaining=1==this.recovering?1:3*this.recovering;if(newStacks.length>maxRemaining)for(newStacks.sort(((a,b)=>b.score-a.score));newStacks.length>maxRemaining;)newStacks.pop();newStacks.some((s=>s.reducePos>pos))&&this.recovering--}else if(newStacks.length>1){outer:for(let i=0;i<newStacks.length-1;i++){let stack=newStacks[i];for(let j=i+1;j<newStacks.length;j++){let other=newStacks[j];if(stack.sameState(other)||stack.buffer.length>500&&other.buffer.length>500){if(!((stack.score-other.score||stack.buffer.length-other.buffer.length)>0)){newStacks.splice(i--,1);continue outer}newStacks.splice(j--,1)}}}newStacks.length>12&&newStacks.splice(12,newStacks.length-12)}this.minStackPos=newStacks[0].pos;for(let i=1;i<newStacks.length;i++)newStacks[i].pos<this.minStackPos&&(this.minStackPos=newStacks[i].pos);return null}stopAt(pos){if(null!=this.stoppedAt&&this.stoppedAt<pos)throw new RangeError("Can't move stoppedAt forward");this.stoppedAt=pos}advanceStack(stack,stacks,split){let start=stack.pos,{parser:parser}=this,base=verbose?this.stackID(stack)+" -> ":"";if(null!=this.stoppedAt&&start>this.stoppedAt)return stack.forceReduce()?stack:null;if(this.fragments){let strictCx=stack.curContext&&stack.curContext.tracker.strict,cxHash=strictCx?stack.curContext.hash:0;for(let cached=this.fragments.nodeAt(start);cached;){let match=this.parser.nodeSet.types[cached.type.id]==cached.type?parser.getGoto(stack.state,cached.type.id):-1;if(match>-1&&cached.length&&(!strictCx||(cached.prop(NodeProp.contextHash)||0)==cxHash))return stack.useNode(cached,match),verbose&&console.log(base+this.stackID(stack)+" (via reuse of ".concat(parser.getName(cached.type.id),")")),!0;if(!(cached instanceof Tree)||0==cached.children.length||cached.positions[0]>0)break;let inner=cached.children[0];if(!(inner instanceof Tree&&0==cached.positions[0]))break;cached=inner}}let defaultReduce=parser.stateSlot(stack.state,4);if(defaultReduce>0)return stack.reduce(defaultReduce),verbose&&console.log(base+this.stackID(stack)+" (via always-reduce ".concat(parser.getName(65535&defaultReduce),")")),!0;if(stack.stack.length>=8400)for(;stack.stack.length>6e3&&stack.forceReduce(););let actions=this.tokens.getActions(stack);for(let i=0;i<actions.length;){let action=actions[i++],term=actions[i++],end=actions[i++],last=i==actions.length||!split,localStack=last?stack:stack.split(),main=this.tokens.mainToken;if(localStack.apply(action,term,main?main.start:localStack.pos,end),verbose&&console.log(base+this.stackID(localStack)+" (via ".concat(0==(65536&action)?"shift":"reduce of ".concat(parser.getName(65535&action))," for ").concat(parser.getName(term)," @ ").concat(start).concat(localStack==stack?"":", split",")")),last)return!0;localStack.pos>start?stacks.push(localStack):split.push(localStack)}return!1}advanceFully(stack,newStacks){let pos=stack.pos;for(;;){if(!this.advanceStack(stack,null,null))return!1;if(stack.pos>pos)return pushStackDedup(stack,newStacks),!0}}runRecovery(stacks,tokens,newStacks){let finished=null,restarted=!1;for(let i=0;i<stacks.length;i++){let stack=stacks[i],token=tokens[i<<1],tokenEnd=tokens[1+(i<<1)],base=verbose?this.stackID(stack)+" -> ":"";if(stack.deadEnd){if(restarted)continue;if(restarted=!0,stack.restart(),verbose&&console.log(base+this.stackID(stack)+" (restarted)"),this.advanceFully(stack,newStacks))continue}let force=stack.split(),forceBase=base;for(let j=0;force.forceReduce()&&j<10;j++){if(verbose&&console.log(forceBase+this.stackID(force)+" (via force-reduce)"),this.advanceFully(force,newStacks))break;verbose&&(forceBase=this.stackID(force)+" -> ")}for(let insert of stack.recoverByInsert(token))verbose&&console.log(base+this.stackID(insert)+" (via recover-insert)"),this.advanceFully(insert,newStacks);this.stream.end>stack.pos?(tokenEnd==stack.pos&&(tokenEnd++,token=0),stack.recoverByDelete(token,tokenEnd),verbose&&console.log(base+this.stackID(stack)+" (via recover-delete ".concat(this.parser.getName(token),")")),pushStackDedup(stack,newStacks)):(!finished||finished.score<stack.score)&&(finished=stack)}return finished}stackToTree(stack){return stack.close(),Tree.build({buffer:StackBufferCursor.create(stack),nodeSet:this.parser.nodeSet,topID:this.topTerm,maxBufferLength:this.parser.bufferLength,reused:this.reused,start:this.ranges[0].from,length:stack.pos-this.ranges[0].from,minRepeatType:this.parser.minRepeatTerm})}stackID(stack){let id=(stackIDs||(stackIDs=new WeakMap)).get(stack);return id||stackIDs.set(stack,id=String.fromCodePoint(this.nextStackID++)),id+stack}}function pushStackDedup(stack,newStacks){for(let i=0;i<newStacks.length;i++){let other=newStacks[i];if(other.pos==stack.pos&&other.sameState(stack))return void(newStacks[i].score<stack.score&&(newStacks[i]=stack))}newStacks.push(stack)}class Dialect{constructor(source,flags,disabled){this.source=source,this.flags=flags,this.disabled=disabled}allows(term){return!this.disabled||0==this.disabled[term]}}const id=x=>x;class ContextTracker{constructor(spec){this.start=spec.start,this.shift=spec.shift||id,this.reduce=spec.reduce||id,this.reuse=spec.reuse||id,this.hash=spec.hash||(()=>0),this.strict=!1!==spec.strict}}class LRParser extends Parser{constructor(spec){if(super(),this.wrappers=[],14!=spec.version)throw new RangeError("Parser version (".concat(spec.version,") doesn't match runtime version (",14,")"));let nodeNames=spec.nodeNames.split(" ");this.minRepeatTerm=nodeNames.length;for(let i=0;i<spec.repeatNodeCount;i++)nodeNames.push("");let topTerms=Object.keys(spec.topRules).map((r=>spec.topRules[r][1])),nodeProps=[];for(let i=0;i<nodeNames.length;i++)nodeProps.push([]);function setProp(nodeID,prop,value){nodeProps[nodeID].push([prop,prop.deserialize(String(value))])}if(spec.nodeProps)for(let propSpec of spec.nodeProps){let prop=propSpec[0];"string"==typeof prop&&(prop=NodeProp[prop]);for(let i=1;i<propSpec.length;){let next=propSpec[i++];if(next>=0)setProp(next,prop,propSpec[i++]);else{let value=propSpec[i+-next];for(let j=-next;j>0;j--)setProp(propSpec[i++],prop,value);i++}}}this.nodeSet=new NodeSet(nodeNames.map(((name,i)=>NodeType.define({name:i>=this.minRepeatTerm?void 0:name,id:i,props:nodeProps[i],top:topTerms.indexOf(i)>-1,error:0==i,skipped:spec.skippedNodes&&spec.skippedNodes.indexOf(i)>-1})))),spec.propSources&&(this.nodeSet=this.nodeSet.extend(...spec.propSources)),this.strict=!1,this.bufferLength=DefaultBufferLength;let tokenArray=decodeArray(spec.tokenData);this.context=spec.context,this.specializerSpecs=spec.specialized||[],this.specialized=new Uint16Array(this.specializerSpecs.length);for(let i=0;i<this.specializerSpecs.length;i++)this.specialized[i]=this.specializerSpecs[i].term;this.specializers=this.specializerSpecs.map(getSpecializer),this.states=decodeArray(spec.states,Uint32Array),this.data=decodeArray(spec.stateData),this.goto=decodeArray(spec.goto),this.maxTerm=spec.maxTerm,this.tokenizers=spec.tokenizers.map((value=>"number"==typeof value?new TokenGroup(tokenArray,value):value)),this.topRules=spec.topRules,this.dialects=spec.dialects||{},this.dynamicPrecedences=spec.dynamicPrecedences||null,this.tokenPrecTable=spec.tokenPrec,this.termNames=spec.termNames||null,this.maxNode=this.nodeSet.types.length-1,this.dialect=this.parseDialect(),this.top=this.topRules[Object.keys(this.topRules)[0]]}createParse(input,fragments,ranges){let parse=new Parse(this,input,fragments,ranges);for(let w of this.wrappers)parse=w(parse,input,fragments,ranges);return parse}getGoto(state,term){let loose=arguments.length>2&&void 0!==arguments[2]&&arguments[2],table=this.goto;if(term>=table[0])return-1;for(let pos=table[term+1];;){let groupTag=table[pos++],last=1&groupTag,target=table[pos++];if(last&&loose)return target;for(let end=pos+(groupTag>>1);pos<end;pos++)if(table[pos]==state)return target;if(last)return-1}}hasAction(state,terminal){let data=this.data;for(let set=0;set<2;set++)for(let next,i=this.stateSlot(state,set?2:1);;i+=3){if(65535==(next=data[i])){if(1!=data[i+1]){if(2==data[i+1])return pair(data,i+2);break}next=data[i=pair(data,i+2)]}if(next==terminal||0==next)return pair(data,i+1)}return 0}stateSlot(state,slot){return this.states[6*state+slot]}stateFlag(state,flag){return(this.stateSlot(state,0)&flag)>0}validAction(state,action){return!!this.allActions(state,(a=>a==action||null))}allActions(state,action){let deflt=this.stateSlot(state,4),result=deflt?action(deflt):void 0;for(let i=this.stateSlot(state,1);null==result;i+=3){if(65535==this.data[i]){if(1!=this.data[i+1])break;i=pair(this.data,i+2)}result=action(pair(this.data,i+1))}return result}nextStates(state){let result=[];for(let i=this.stateSlot(state,1);;i+=3){if(65535==this.data[i]){if(1!=this.data[i+1])break;i=pair(this.data,i+2)}if(0==(1&this.data[i+2])){let value=this.data[i+1];result.some(((v,i)=>1&i&&v==value))||result.push(this.data[i],value)}}return result}configure(config){let copy=Object.assign(Object.create(LRParser.prototype),this);if(config.props&&(copy.nodeSet=this.nodeSet.extend(...config.props)),config.top){let info=this.topRules[config.top];if(!info)throw new RangeError("Invalid top rule name ".concat(config.top));copy.top=info}return config.tokenizers&&(copy.tokenizers=this.tokenizers.map((t=>{let found=config.tokenizers.find((r=>r.from==t));return found?found.to:t}))),config.specializers&&(copy.specializers=this.specializers.slice(),copy.specializerSpecs=this.specializerSpecs.map(((s,i)=>{let found=config.specializers.find((r=>r.from==s.external));if(!found)return s;let spec=Object.assign(Object.assign({},s),{external:found.to});return copy.specializers[i]=getSpecializer(spec),spec}))),config.contextTracker&&(copy.context=config.contextTracker),config.dialect&&(copy.dialect=this.parseDialect(config.dialect)),null!=config.strict&&(copy.strict=config.strict),config.wrap&&(copy.wrappers=copy.wrappers.concat(config.wrap)),null!=config.bufferLength&&(copy.bufferLength=config.bufferLength),copy}hasWrappers(){return this.wrappers.length>0}getName(term){return this.termNames?this.termNames[term]:String(term<=this.maxNode&&this.nodeSet.types[term].name||term)}get eofTerm(){return this.maxNode+1}get topNode(){return this.nodeSet.types[this.top[1]]}dynamicPrecedence(term){let prec=this.dynamicPrecedences;return null==prec?0:prec[term]||0}parseDialect(dialect){let values=Object.keys(this.dialects),flags=values.map((()=>!1));if(dialect)for(let part of dialect.split(" ")){let id=values.indexOf(part);id>=0&&(flags[id]=!0)}let disabled=null;for(let i=0;i<values.length;i++)if(!flags[i])for(let id,j=this.dialects[values[i]];65535!=(id=this.data[j++]);)(disabled||(disabled=new Uint8Array(this.maxTerm+1)))[id]=1;return new Dialect(dialect,flags,disabled)}static deserialize(spec){return new LRParser(spec)}}function pair(data,off){return data[off]|data[off+1]<<16}function getSpecializer(spec){if(spec.external){let mask=spec.extend?1:0;return(value,stack)=>spec.external(value,stack)<<1|mask}return spec.get}const selfClosers$1={area:!0,base:!0,br:!0,col:!0,command:!0,embed:!0,frame:!0,hr:!0,img:!0,input:!0,keygen:!0,link:!0,meta:!0,param:!0,source:!0,track:!0,wbr:!0,menuitem:!0},implicitlyClosed={dd:!0,li:!0,optgroup:!0,option:!0,p:!0,rp:!0,rt:!0,tbody:!0,td:!0,tfoot:!0,th:!0,tr:!0},closeOnOpen={dd:{dd:!0,dt:!0},dt:{dd:!0,dt:!0},li:{li:!0},option:{option:!0,optgroup:!0},optgroup:{optgroup:!0},p:{address:!0,article:!0,aside:!0,blockquote:!0,dir:!0,div:!0,dl:!0,fieldset:!0,footer:!0,form:!0,h1:!0,h2:!0,h3:!0,h4:!0,h5:!0,h6:!0,header:!0,hgroup:!0,hr:!0,menu:!0,nav:!0,ol:!0,p:!0,pre:!0,section:!0,table:!0,ul:!0},rp:{rp:!0,rt:!0},rt:{rp:!0,rt:!0},tbody:{tbody:!0,tfoot:!0},td:{td:!0,th:!0},tfoot:{tbody:!0},th:{td:!0,th:!0},thead:{tbody:!0,tfoot:!0},tr:{tr:!0}};function isSpace$1(ch){return 9==ch||10==ch||13==ch||32==ch}let cachedName$1=null,cachedInput$1=null,cachedPos$1=0;function tagNameAfter$1(input,offset){let pos=input.pos+offset;if(cachedPos$1==pos&&cachedInput$1==input)return cachedName$1;let next=input.peek(offset);for(;isSpace$1(next);)next=input.peek(++offset);let name="";for(;45==(ch=next)||46==ch||58==ch||ch>=65&&ch<=90||95==ch||ch>=97&&ch<=122||ch>=161;)name+=String.fromCharCode(next),next=input.peek(++offset);var ch;return cachedInput$1=input,cachedPos$1=pos,cachedName$1=name?name.toLowerCase():next==question||next==bang?void 0:null}const question=63,bang=33;function ElementContext$1(name,parent){this.name=name,this.parent=parent,this.hash=parent?parent.hash:0;for(let i=0;i<name.length;i++)this.hash+=(this.hash<<4)+name.charCodeAt(i)+(name.charCodeAt(i)<<8)}const startTagTerms=[6,10,7,8,9],elementContext$1=new ContextTracker({start:null,shift:(context,term,stack,input)=>startTagTerms.indexOf(term)>-1?new ElementContext$1(tagNameAfter$1(input,1)||"",context):context,reduce:(context,term)=>20==term&&context?context.parent:context,reuse(context,node,stack,input){let type=node.type.id;return 6==type||36==type?new ElementContext$1(tagNameAfter$1(input,1)||"",context):context},hash:context=>context?context.hash:0,strict:!1}),tagStart=new ExternalTokenizer(((input,stack)=>{if(60!=input.next)return void(input.next<0&&stack.context&&input.acceptToken(57));input.advance();let close=47==input.next;close&&input.advance();let name=tagNameAfter$1(input,0);if(void 0===name)return;if(!name)return input.acceptToken(close?14:6);let parent=stack.context?stack.context.name:null;if(close){if(name==parent)return input.acceptToken(11);if(parent&&implicitlyClosed[parent])return input.acceptToken(57,-2);if(stack.dialectEnabled(0))return input.acceptToken(12);for(let cx=stack.context;cx;cx=cx.parent)if(cx.name==name)return;input.acceptToken(13)}else{if("script"==name)return input.acceptToken(7);if("style"==name)return input.acceptToken(8);if("textarea"==name)return input.acceptToken(9);if(selfClosers$1.hasOwnProperty(name))return input.acceptToken(10);parent&&closeOnOpen[parent]&&closeOnOpen[parent][name]?input.acceptToken(57,-1):input.acceptToken(6)}}),{contextual:!0}),commentContent$2=new ExternalTokenizer((input=>{for(let dashes=0,i=0;;i++){if(input.next<0){i&&input.acceptToken(58);break}if(45==input.next)dashes++;else{if(62==input.next&&dashes>=2){i>=3&&input.acceptToken(58,-2);break}dashes=0}input.advance()}}));const endTag=new ExternalTokenizer(((input,stack)=>{if(47==input.next&&62==input.peek(1)){let selfClosing=stack.dialectEnabled(1)||function(context){for(;context;context=context.parent)if("svg"==context.name||"math"==context.name)return!0;return!1}(stack.context);input.acceptToken(selfClosing?5:4,2)}else 62==input.next&&input.acceptToken(4,1)}));function contentTokenizer(tag,textToken,endToken){let lastState=2+tag.length;return new ExternalTokenizer((input=>{for(let state=0,matchedLen=0,i=0;;i++){if(input.next<0){i&&input.acceptToken(textToken);break}if(0==state&&60==input.next||1==state&&47==input.next||state>=2&&state<lastState&&input.next==tag.charCodeAt(state-2))state++,matchedLen++;else if(2!=state&&state!=lastState||!isSpace$1(input.next)){if(state==lastState&&62==input.next){i>matchedLen?input.acceptToken(textToken,-matchedLen):input.acceptToken(endToken,-(matchedLen-2));break}if((10==input.next||13==input.next)&&i){input.acceptToken(textToken,1);break}state=matchedLen=0}else matchedLen++;input.advance()}}))}const scriptTokens=contentTokenizer("script",54,1),styleTokens=contentTokenizer("style",55,2),textareaTokens=contentTokenizer("textarea",56,3),htmlHighlighting=styleTags({"Text RawText":tags$1.content,"StartTag StartCloseTag SelfClosingEndTag EndTag":tags$1.angleBracket,TagName:tags$1.tagName,"MismatchedCloseTag/TagName":[tags$1.tagName,tags$1.invalid],AttributeName:tags$1.attributeName,"AttributeValue UnquotedAttributeValue":tags$1.attributeValue,Is:tags$1.definitionOperator,"EntityReference 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from=value.from+1,last=value.lastChild,to=value.to-(last&&last.isError?0:1);if(to>from)return{parser:attr.parser,overlay:[{from:from,to:to}]}}else if(27==value.type.id)return{parser:attr.parser,overlay:[{from:value.from,to:value.to}]}}}}return null}))}const space$1=[9,10,11,12,13,32,133,160,5760,8192,8193,8194,8195,8196,8197,8198,8199,8200,8201,8202,8232,8233,8239,8287,12288];function isAlpha(ch){return ch>=65&&ch<=90||ch>=97&&ch<=122||ch>=161}function isDigit(ch){return ch>=48&&ch<=57}const identifiers=new ExternalTokenizer(((input,stack)=>{for(let inside=!1,dashes=0,i=0;;i++){let{next:next}=input;if(isAlpha(next)||45==next||95==next||inside&&isDigit(next))!inside&&(45!=next||i>0)&&(inside=!0),dashes===i&&45==next&&dashes++,input.advance();else{if(92!=next||10==input.peek(1)){inside&&input.acceptToken(40==next?100:2==dashes&&stack.canShift(2)?2:101);break}input.advance(),input.next>-1&&input.advance(),inside=!0}}})),descendant=new 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|default:|\{|\}|<\/)$/,wordChars:"$"}}),jsxSublanguage={test:node=>/^JSX/.test(node.name),facet:defineLanguageFacet({commentTokens:{block:{open:"{/*",close:"*/}"}}})},typescriptLanguage=javascriptLanguage.configure({dialect:"ts"},"typescript"),jsxLanguage=javascriptLanguage.configure({dialect:"jsx",props:[sublanguageProp.add((n=>n.isTop?[jsxSublanguage]:void 0))]}),tsxLanguage=javascriptLanguage.configure({dialect:"jsx ts",props:[sublanguageProp.add((n=>n.isTop?[jsxSublanguage]:void 0))]},"typescript");let kwCompletion=name=>({label:name,type:"keyword"});const keywords="break case const continue default delete export extends false finally in instanceof let new return static super switch this throw true typeof var yield".split(" ").map(kwCompletion),typescriptKeywords=keywords.concat(["declare","implements","private","protected","public"].map(kwCompletion));function javascript(){let config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},lang=config.jsx?config.typescript?tsxLanguage:jsxLanguage:config.typescript?typescriptLanguage:javascriptLanguage,completions=config.typescript?typescriptSnippets.concat(typescriptKeywords):snippets.concat(keywords);return new LanguageSupport(lang,[javascriptLanguage.data.of({autocomplete:ifNotIn(dontComplete,completeFromList(completions))}),javascriptLanguage.data.of({autocomplete:localCompletionSource}),config.jsx?autoCloseTags$2:[]])}function elementName$3(doc,tree){let max=arguments.length>2&&void 0!==arguments[2]?arguments[2]:doc.length;for(let ch=null==tree?void 0:tree.firstChild;ch;ch=ch.nextSibling)if("JSXIdentifier"==ch.name||"JSXBuiltin"==ch.name||"JSXNamespacedName"==ch.name||"JSXMemberExpression"==ch.name)return doc.sliceString(ch.from,Math.min(ch.to,max));return""}const android="object"==typeof navigator&&/Android\b/.test(navigator.userAgent),autoCloseTags$2=EditorView.inputHandler.of(((view,from,to,text,defaultInsert)=>{if((android?view.composing:view.compositionStarted)||view.state.readOnly||from!=to||">"!=text&&"/"!=text||!javascriptLanguage.isActiveAt(view.state,from,-1))return!1;let base=defaultInsert(),{state:state}=base,closeTags=state.changeByRange((range=>{var _a;let name,{head:head}=range,around=syntaxTree(state).resolveInner(head-1,-1);if("JSXStartTag"==around.name&&(around=around.parent),state.doc.sliceString(head-1,head)!=text||"JSXAttributeValue"==around.name&&around.to>head);else{if(">"==text&&"JSXFragmentTag"==around.name)return{range:range,changes:{from:head,insert:"</>"}};if("/"==text&&"JSXStartCloseTag"==around.name){let empty=around.parent,base=empty.parent;if(base&&empty.from==head-2&&((name=elementName$3(state.doc,base.firstChild,head))||"JSXFragmentTag"==(null===(_a=base.firstChild)||void 0===_a?void 0:_a.name))){let insert="".concat(name,">");return{range:EditorSelection.cursor(head+insert.length,-1),changes:{from:head,insert:insert}}}}else if(">"==text){let openTag=function(node){for(;;){if("JSXOpenTag"==node.name||"JSXSelfClosingTag"==node.name||"JSXFragmentTag"==node.name)return node;if("JSXEscape"==node.name||!node.parent)return null;node=node.parent}}(around);if(openTag&&"JSXOpenTag"==openTag.name&&!/^\/?>|^<\//.test(state.doc.sliceString(head,head+2))&&(name=elementName$3(state.doc,openTag,head)))return{range:range,changes:{from:head,insert:"</".concat(name,">")}}}}return{range:range}}));return!closeTags.changes.empty&&(view.dispatch([base,state.update(closeTags,{userEvent:"input.complete",scrollIntoView:!0})]),!0)})),Targets=["_blank","_self","_top","_parent"],Charsets=["ascii","utf-8","utf-16","latin1","latin1"],Methods=["get","post","put","delete"],Encs=["application/x-www-form-urlencoded","multipart/form-data","text/plain"],Bool=["true","false"],S={},Tags={a:{attrs:{href:null,ping:null,type:null,media:null,target:Targets,hreflang:null}},abbr:S,address:S,area:{attrs:{alt:null,coords:null,href:null,target:null,ping:null,media:null,hreflang:null,type:null,shape:["default","rect","circle","poly"]}},article:S,aside:S,audio:{attrs:{src:null,mediagroup:null,crossorigin:["anonymous","use-credentials"],preload:["none","metadata","auto"],autoplay:["autoplay"],loop:["loop"],controls:["controls"]}},b:S,base:{attrs:{href:null,target:Targets}},bdi:S,bdo:S,blockquote:{attrs:{cite:null}},body:S,br:S,button:{attrs:{form:null,formaction:null,name:null,value:null,autofocus:["autofocus"],disabled:["autofocus"],formenctype:Encs,formmethod:Methods,formnovalidate:["novalidate"],formtarget:Targets,type:["submit","reset","button"]}},canvas:{attrs:{width:null,height:null}},caption:S,center:S,cite:S,code:S,col:{attrs:{span:null}},colgroup:{attrs:{span:null}},command:{attrs:{type:["command","checkbox","radio"],label:null,icon:null,radiogroup:null,command:null,title:null,disabled:["disabled"],checked:["checked"]}},data:{attrs:{value:null}},datagrid:{attrs:{disabled:["disabled"],multiple:["multiple"]}},datalist:{attrs:{data:null}},dd:S,del:{attrs:{cite:null,datetime:null}},details:{attrs:{open:["open"]}},dfn:S,div:S,dl:S,dt:S,em:S,embed:{attrs:{src:null,type:null,width:null,height:null}},eventsource:{attrs:{src:null}},fieldset:{attrs:{disabled:["disabled"],form:null,name:null}},figcaption:S,figure:S,footer:S,form:{attrs:{action:null,name:null,"accept-charset":Charsets,autocomplete:["on","off"],enctype:Encs,method:Methods,novalidate:["novalidate"],target:Targets}},h1:S,h2:S,h3:S,h4:S,h5:S,h6:S,head:{children:["title","base","link","style","meta","script","noscript","command"]},header:S,hgroup:S,hr:S,html:{attrs:{manifest:null}},i:S,iframe:{attrs:{src:null,srcdoc:null,name:null,width:null,height:null,sandbox:["allow-top-navigation","allow-same-origin","allow-forms","allow-scripts"],seamless:["seamless"]}},img:{attrs:{alt:null,src:null,ismap:null,usemap:null,width:null,height:null,crossorigin:["anonymous","use-credentials"]}},input:{attrs:{alt:null,dirname:null,form:null,formaction:null,height:null,list:null,max:null,maxlength:null,min:null,name:null,pattern:null,placeholder:null,size:null,src:null,step:null,value:null,width:null,accept:["audio/*","video/*","image/*"],autocomplete:["on","off"],autofocus:["autofocus"],checked:["checked"],disabled:["disabled"],formenctype:Encs,formmethod:Methods,formnovalidate:["novalidate"],formtarget:Targets,multiple:["multiple"],readonly:["readonly"],required:["required"],type:["hidden","text","search","tel","url","email","password","datetime","date","month","week","time","datetime-local","number","range","color","checkbox","radio","file","submit","image","reset","button"]}},ins:{attrs:{cite:null,datetime:null}},kbd:S,keygen:{attrs:{challenge:null,form:null,name:null,autofocus:["autofocus"],disabled:["disabled"],keytype:["RSA"]}},label:{attrs:{for:null,form:null}},legend:S,li:{attrs:{value:null}},link:{attrs:{href:null,type:null,hreflang:null,media:null,sizes:["all","16x16","16x16 32x32","16x16 32x32 64x64"]}},map:{attrs:{name:null}},mark:S,menu:{attrs:{label:null,type:["list","context","toolbar"]}},meta:{attrs:{content:null,charset:Charsets,name:["viewport","application-name","author","description","generator","keywords"],"http-equiv":["content-language","content-type","default-style","refresh"]}},meter:{attrs:{value:null,min:null,low:null,high:null,max:null,optimum:null}},nav:S,noscript:S,object:{attrs:{data:null,type:null,name:null,usemap:null,form:null,width:null,height:null,typemustmatch:["typemustmatch"]}},ol:{attrs:{reversed:["reversed"],start:null,type:["1","a","A","i","I"]},children:["li","script","template","ul","ol"]},optgroup:{attrs:{disabled:["disabled"],label:null}},option:{attrs:{disabled:["disabled"],label:null,selected:["selected"],value:null}},output:{attrs:{for:null,form:null,name:null}},p:S,param:{attrs:{name:null,value:null}},pre:S,progress:{attrs:{value:null,max:null}},q:{attrs:{cite:null}},rp:S,rt:S,ruby:S,samp:S,script:{attrs:{type:["text/javascript"],src:null,async:["async"],defer:["defer"],charset:Charsets}},section:S,select:{attrs:{form:null,name:null,size:null,autofocus:["autofocus"],disabled:["disabled"],multiple:["multiple"]}},slot:{attrs:{name:null}},small:S,source:{attrs:{src:null,type:null,media:null}},span:S,strong:S,style:{attrs:{type:["text/css"],media:null,scoped:null}},sub:S,summary:S,sup:S,table:S,tbody:S,td:{attrs:{colspan:null,rowspan:null,headers:null}},template:S,textarea:{attrs:{dirname:null,form:null,maxlength:null,name:null,placeholder:null,rows:null,cols:null,autofocus:["autofocus"],disabled:["disabled"],readonly:["readonly"],required:["required"],wrap:["soft","hard"]}},tfoot:S,th:{attrs:{colspan:null,rowspan:null,headers:null,scope:["row","col","rowgroup","colgroup"]}},thead:S,time:{attrs:{datetime:null}},title:S,tr:S,track:{attrs:{src:null,label:null,default:null,kind:["subtitles","captions","descriptions","chapters","metadata"],srclang:null}},ul:{children:["li","script","template","ul","ol"]},var:S,video:{attrs:{src:null,poster:null,width:null,height:null,crossorigin:["anonymous","use-credentials"],preload:["auto","metadata","none"],autoplay:["autoplay"],mediagroup:["movie"],muted:["muted"],controls:["controls"]}},wbr:S},GlobalAttrs={accesskey:null,class:null,contenteditable:Bool,contextmenu:null,dir:["ltr","rtl","auto"],draggable:["true","false","auto"],dropzone:["copy","move","link","string:","file:"],hidden:["hidden"],id:null,inert:["inert"],itemid:null,itemprop:null,itemref:null,itemscope:["itemscope"],itemtype:null,lang:["ar","bn","de","en-GB","en-US","es","fr","hi","id","ja","pa","pt","ru","tr","zh"],spellcheck:Bool,autocorrect:Bool,autocapitalize:Bool,style:null,tabindex:null,title:null,translate:["yes","no"],rel:["stylesheet","alternate","author","bookmark","help","license","next","nofollow","noreferrer","prefetch","prev","search","tag"],role:"alert 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"),"aria-activedescendant":null,"aria-atomic":Bool,"aria-autocomplete":["inline","list","both","none"],"aria-busy":Bool,"aria-checked":["true","false","mixed","undefined"],"aria-controls":null,"aria-describedby":null,"aria-disabled":Bool,"aria-dropeffect":null,"aria-expanded":["true","false","undefined"],"aria-flowto":null,"aria-grabbed":["true","false","undefined"],"aria-haspopup":Bool,"aria-hidden":Bool,"aria-invalid":["true","false","grammar","spelling"],"aria-label":null,"aria-labelledby":null,"aria-level":null,"aria-live":["off","polite","assertive"],"aria-multiline":Bool,"aria-multiselectable":Bool,"aria-owns":null,"aria-posinset":null,"aria-pressed":["true","false","mixed","undefined"],"aria-readonly":Bool,"aria-relevant":null,"aria-required":Bool,"aria-selected":["true","false","undefined"],"aria-setsize":null,"aria-sort":["ascending","descending","none","other"],"aria-valuemax":null,"aria-valuemin":null,"aria-valuenow":null,"aria-valuetext":null},eventAttributes="beforeunload copy cut dragstart dragover dragleave dragenter dragend drag paste focus blur change click load mousedown mouseenter mouseleave mouseup keydown keyup resize scroll unload".split(" ").map((n=>"on"+n));for(let a of eventAttributes)GlobalAttrs[a]=null;class Schema{constructor(extraTags,extraAttrs){this.tags=Object.assign(Object.assign({},Tags),extraTags),this.globalAttrs=Object.assign(Object.assign({},GlobalAttrs),extraAttrs),this.allTags=Object.keys(this.tags),this.globalAttrNames=Object.keys(this.globalAttrs)}}function elementName$2(doc,tree){let max=arguments.length>2&&void 0!==arguments[2]?arguments[2]:doc.length;if(!tree)return"";let tag=tree.firstChild,name=tag&&tag.getChild("TagName");return name?doc.sliceString(name.from,Math.min(name.to,max)):""}function findParentElement$1(tree){let skip=arguments.length>1&&void 0!==arguments[1]&&arguments[1];for(;tree;tree=tree.parent)if("Element"==tree.name){if(!skip)return tree;skip=!1}return null}function allowedChildren(doc,tree,schema){let parentInfo=schema.tags[elementName$2(doc,findParentElement$1(tree))];return(null==parentInfo?void 0:parentInfo.children)||schema.allTags}function openTags(doc,tree){let open=[];for(let parent=findParentElement$1(tree);parent&&!parent.type.isTop;parent=findParentElement$1(parent.parent)){let tagName=elementName$2(doc,parent);if(tagName&&"CloseTag"==parent.lastChild.name)break;tagName&&open.indexOf(tagName)<0&&("EndTag"==tree.name||tree.from>=parent.firstChild.to)&&open.push(tagName)}return open}Schema.default=new Schema;const identifier=/^[:\-\.\w\u00b7-\uffff]*$/;function completeTag(state,schema,tree,from,to){let end=/\s*>/.test(state.sliceDoc(to,to+5))?"":">",parent=findParentElement$1(tree,!0);return{from:from,to:to,options:allowedChildren(state.doc,parent,schema).map((tagName=>({label:tagName,type:"type"}))).concat(openTags(state.doc,tree).map(((tag,i)=>({label:"/"+tag,apply:"/"+tag+end,type:"type",boost:99-i})))),validFor:/^\/?[:\-\.\w\u00b7-\uffff]*$/}}function completeCloseTag(state,tree,from,to){let end=/\s*>/.test(state.sliceDoc(to,to+5))?"":">";return{from:from,to:to,options:openTags(state.doc,tree).map(((tag,i)=>({label:tag,apply:tag+end,type:"type",boost:99-i}))),validFor:identifier}}function htmlCompletionFor(schema,context){let{state:state,pos:pos}=context,tree=syntaxTree(state).resolveInner(pos,-1),around=tree.resolve(pos);for(let before,scan=pos;around==tree&&(before=tree.childBefore(scan));){let last=before.lastChild;if(!last||!last.type.isError||last.from<last.to)break;around=tree=before,scan=last.from}return"TagName"==tree.name?tree.parent&&/CloseTag$/.test(tree.parent.name)?completeCloseTag(state,tree,tree.from,pos):completeTag(state,schema,tree,tree.from,pos):"StartTag"==tree.name?completeTag(state,schema,tree,pos,pos):"StartCloseTag"==tree.name||"IncompleteCloseTag"==tree.name?completeCloseTag(state,tree,pos,pos):"OpenTag"==tree.name||"SelfClosingTag"==tree.name||"AttributeName"==tree.name?function(state,schema,tree,from,to){let elt=findParentElement$1(tree),info=elt?schema.tags[elementName$2(state.doc,elt)]:null,localAttrs=info&&info.attrs?Object.keys(info.attrs):[];return{from:from,to:to,options:(info&&!1===info.globalAttrs?localAttrs:localAttrs.length?localAttrs.concat(schema.globalAttrNames):schema.globalAttrNames).map((attrName=>({label:attrName,type:"property"}))),validFor:identifier}}(state,schema,tree,"AttributeName"==tree.name?tree.from:pos,pos):"Is"==tree.name||"AttributeValue"==tree.name||"UnquotedAttributeValue"==tree.name?function(state,schema,tree,from,to){var _a;let token,nameNode=null===(_a=tree.parent)||void 0===_a?void 0:_a.getChild("AttributeName"),options=[];if(nameNode){let attrName=state.sliceDoc(nameNode.from,nameNode.to),attrs=schema.globalAttrs[attrName];if(!attrs){let elt=findParentElement$1(tree),info=elt?schema.tags[elementName$2(state.doc,elt)]:null;attrs=(null==info?void 0:info.attrs)&&info.attrs[attrName]}if(attrs){let base=state.sliceDoc(from,to).toLowerCase(),quoteStart='"',quoteEnd='"';/^['"]/.test(base)?(token='"'==base[0]?/^[^"]*$/:/^[^']*$/,quoteStart="",quoteEnd=state.sliceDoc(to,to+1)==base[0]?"":base[0],base=base.slice(1),from++):token=/^[^\s<>='"]*$/;for(let value of attrs)options.push({label:value,apply:quoteStart+value+quoteEnd,type:"constant"})}}return{from:from,to:to,options:options,validFor:token}}(state,schema,tree,"Is"==tree.name?pos:tree.from,pos):!context.explicit||"Element"!=around.name&&"Text"!=around.name&&"Document"!=around.name?null:function(state,schema,tree,pos){let options=[],level=0;for(let tagName of allowedChildren(state.doc,tree,schema))options.push({label:"<"+tagName,type:"type"});for(let open of openTags(state.doc,tree))options.push({label:"</"+open+">",type:"type",boost:99-level++});return{from:pos,to:pos,options:options,validFor:/^<\/?[:\-\.\w\u00b7-\uffff]*$/}}(state,schema,tree,pos)}function htmlCompletionSourceWith(config){let{extraTags:extraTags,extraGlobalAttributes:extraAttrs}=config,schema=extraAttrs||extraTags?new Schema(extraTags,extraAttrs):Schema.default;return context=>htmlCompletionFor(schema,context)}const jsonParser=javascriptLanguage.parser.configure({top:"SingleExpression"}),defaultNesting=[{tag:"script",attrs:attrs=>"text/typescript"==attrs.type||"ts"==attrs.lang,parser:typescriptLanguage.parser},{tag:"script",attrs:attrs=>"text/babel"==attrs.type||"text/jsx"==attrs.type,parser:jsxLanguage.parser},{tag:"script",attrs:attrs=>"text/typescript-jsx"==attrs.type,parser:tsxLanguage.parser},{tag:"script",attrs:attrs=>/^(importmap|speculationrules|application\/(.+\+)?json)$/i.test(attrs.type),parser:jsonParser},{tag:"script",attrs:attrs=>!attrs.type||/^(?:text|application)\/(?:x-)?(?:java|ecma)script$|^module$|^$/i.test(attrs.type),parser:javascriptLanguage.parser},{tag:"style",attrs:attrs=>(!attrs.lang||"css"==attrs.lang)&&(!attrs.type||/^(text\/)?(x-)?(stylesheet|css)$/i.test(attrs.type)),parser:cssLanguage.parser}],defaultAttrs=[{name:"style",parser:cssLanguage.parser.configure({top:"Styles"})}].concat(eventAttributes.map((name=>({name:name,parser:javascriptLanguage.parser})))),htmlPlain=LRLanguage.define({name:"html",parser:parser$3.configure({props:[indentNodeProp.add({Element(context){let after=/^(\s*)(<\/)?/.exec(context.textAfter);return context.node.to<=context.pos+after[0].length?context.continue():context.lineIndent(context.node.from)+(after[2]?0:context.unit)},"OpenTag CloseTag SelfClosingTag":context=>context.column(context.node.from)+context.unit,Document(context){if(context.pos+/\s*/.exec(context.textAfter)[0].length<context.node.to)return context.continue();let close,endElt=null;for(let cur=context.node;;){let last=cur.lastChild;if(!last||"Element"!=last.name||last.to!=cur.to)break;endElt=cur=last}return endElt&&(!(close=endElt.lastChild)||"CloseTag"!=close.name&&"SelfClosingTag"!=close.name)?context.lineIndent(endElt.from)+context.unit:null}}),foldNodeProp.add({Element(node){let first=node.firstChild,last=node.lastChild;return first&&"OpenTag"==first.name?{from:first.to,to:"CloseTag"==last.name?last.from:node.to}:null}}),bracketMatchingHandle.add({"OpenTag CloseTag":node=>node.getChild("TagName")})]}),languageData:{commentTokens:{block:{open:"\x3c!--",close:"--\x3e"}},indentOnInput:/^\s*<\/\w+\W$/,wordChars:"-._"}}),htmlLanguage=htmlPlain.configure({wrap:configureNesting(defaultNesting,defaultAttrs)});const selfClosers=new Set("area base br col command embed frame hr img input keygen link meta param source track wbr menuitem".split(" ")),autoCloseTags$1=EditorView.inputHandler.of(((view,from,to,text,insertTransaction)=>{if(view.composing||view.state.readOnly||from!=to||">"!=text&&"/"!=text||!htmlLanguage.isActiveAt(view.state,from,-1))return!1;let base=insertTransaction(),{state:state}=base,closeTags=state.changeByRange((range=>{var _a,_b,_c;let name,didType=state.doc.sliceString(range.from-1,range.to)==text,{head:head}=range,around=syntaxTree(state).resolveInner(head-1,-1);if("TagName"!=around.name&&"StartTag"!=around.name||(around=around.parent),didType&&">"==text&&"OpenTag"==around.name){if("CloseTag"!=(null===(_b=null===(_a=around.parent)||void 0===_a?void 0:_a.lastChild)||void 0===_b?void 0:_b.name)&&(name=elementName$2(state.doc,around.parent,head))&&!selfClosers.has(name)){return{range:range,changes:{from:head,to:head+(">"===state.doc.sliceString(head,head+1)?1:0),insert:"</".concat(name,">")}}}}else if(didType&&"/"==text&&"IncompleteCloseTag"==around.name){let base=around.parent;if(around.from==head-2&&"CloseTag"!=(null===(_c=base.lastChild)||void 0===_c?void 0:_c.name)&&(name=elementName$2(state.doc,base,head))&&!selfClosers.has(name)){let to=head+(">"===state.doc.sliceString(head,head+1)?1:0),insert="".concat(name,">");return{range:EditorSelection.cursor(head+insert.length,-1),changes:{from:head,to:to,insert:insert}}}}return{range:range}}));return!closeTags.changes.empty&&(view.dispatch([base,state.update(closeTags,{userEvent:"input.complete",scrollIntoView:!0})]),!0)}));function nameChar(ch){return 45==ch||46==ch||58==ch||ch>=65&&ch<=90||95==ch||ch>=97&&ch<=122||ch>=161}let cachedName=null,cachedInput=null,cachedPos=0;function tagNameAfter(input,offset){let pos=input.pos+offset;if(cachedInput==input&&cachedPos==pos)return cachedName;for(;9==(ch=input.peek(offset))||10==ch||13==ch||32==ch;)offset++;var ch;let name="";for(;;){let next=input.peek(offset);if(!nameChar(next))break;name+=String.fromCharCode(next),offset++}return cachedInput=input,cachedPos=pos,cachedName=name||null}function ElementContext(name,parent){this.name=name,this.parent=parent,this.hash=parent?parent.hash:0;for(let 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CloseTag":node=>node.getChild("TagName")})]}),languageData:{commentTokens:{block:{open:"\x3c!--",close:"--\x3e"}},indentOnInput:/^\s*<\/$/}});function elementName(doc,tree){let max=arguments.length>2&&void 0!==arguments[2]?arguments[2]:doc.length;if(!tree)return"";let tag=tree.firstChild,name=tag&&tag.getChild("TagName");return name?doc.sliceString(name.from,Math.min(name.to,max)):""}const autoCloseTags=EditorView.inputHandler.of(((view,from,to,text,insertTransaction)=>{if(view.composing||view.state.readOnly||from!=to||">"!=text&&"/"!=text||!xmlLanguage.isActiveAt(view.state,from,-1))return!1;let base=insertTransaction(),{state:state}=base,closeTags=state.changeByRange((range=>{var _a,_b,_c;let name,{head:head}=range,didType=state.doc.sliceString(head-1,head)==text,after=syntaxTree(state).resolveInner(head,-1);if(didType&&">"==text&&"EndTag"==after.name){let tag=after.parent;if("CloseTag"!=(null===(_b=null===(_a=tag.parent)||void 0===_a?void 0:_a.lastChild)||void 0===_b?void 0:_b.name)&&(name=elementName(state.doc,tag.parent,head))){return{range:range,changes:{from:head,to:head+(">"===state.doc.sliceString(head,head+1)?1:0),insert:"</".concat(name,">")}}}}else if(didType&&"/"==text&&"StartCloseTag"==after.name){let base=after.parent;if(after.from==head-2&&"CloseTag"!=(null===(_c=base.lastChild)||void 0===_c?void 0:_c.name)&&(name=elementName(state.doc,base,head))){let to=head+(">"===state.doc.sliceString(head,head+1)?1:0),insert="".concat(name,">");return{range:EditorSelection.cursor(head+insert.length,-1),changes:{from:head,to:to,insert:insert}}}}return{range:range}}));return!closeTags.changes.empty&&(view.dispatch([base,state.update(closeTags,{userEvent:"input.complete",scrollIntoView:!0})]),!0)})),lang={html:function(){let wrap,config=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},dialect="";!1===config.matchClosingTags&&(dialect="noMatch"),!0===config.selfClosingTags&&(dialect=(dialect?dialect+" ":"")+"selfClosing"),(config.nestedLanguages&&config.nestedLanguages.length||config.nestedAttributes&&config.nestedAttributes.length)&&(wrap=configureNesting((config.nestedLanguages||[]).concat(defaultNesting),(config.nestedAttributes||[]).concat(defaultAttrs)));let lang=wrap?htmlPlain.configure({wrap:wrap,dialect:dialect}):dialect?htmlLanguage.configure({dialect:dialect}):htmlLanguage;return new LanguageSupport(lang,[htmlLanguage.data.of({autocomplete:htmlCompletionSourceWith(config)}),!1!==config.autoCloseTags?autoCloseTags$1:[],javascript().support,css().support])},javascript:javascript,xml:function(){let conf=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},support=[xmlLanguage.data.of({autocomplete:completeFromSchema(conf.elements||[],conf.attributes||[])})];return!1!==conf.autoCloseTags&&support.push(autoCloseTags),new LanguageSupport(xmlLanguage,support)}};_exports.lang=lang}));

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