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YUI.add('autocomplete-highlighters', function (Y, NAME) {

/**

Provides pre-built result highlighters for AutoComplete.

@module autocomplete

@submodule autocomplete-highlighters

@class AutoCompleteHighlighters

@static

**/

var YArray    = Y.Array,

    Highlight = Y.Highlight,

Highlighters = Y.mix(Y.namespace('AutoCompleteHighlighters'), {

    // -- Public Methods -------------------------------------------------------

    /**

    Highlights any individual query character that occurs anywhere in a result.

    Case-insensitive.

    @method charMatch

    @param {String} query Query to match

    @param {Array} results Results to highlight

    @return {Array} Highlighted results

    @static

    **/

    charMatch: function (query, results, caseSensitive) {

        // The caseSensitive parameter is only intended for use by

        // charMatchCase(). It's intentionally undocumented.

        var queryChars = YArray.unique((caseSensitive ? query :

                query.toLowerCase()).split(''));

        return YArray.map(results, function (result) {

            return Highlight.all(result.text, queryChars, {

                caseSensitive: caseSensitive

            });

        });

    },

    /**

    Case-sensitive version of `charMatch()`.

    @method charMatchCase

    @param {String} query Query to match

    @param {Array} results Results to highlight

    @return {Array} Highlighted results

    @static

    **/

    charMatchCase: function (query, results) {

        return Highlighters.charMatch(query, results, true);

    },

    /**

    Highlights the complete query as a phrase anywhere within a result. Case-

    insensitive.

    @method phraseMatch

    @param {String} query Query to match

    @param {Array} results Results to highlight

    @return {Array} Highlighted results

    @static

    **/

    phraseMatch: function (query, results, caseSensitive) {

        // The caseSensitive parameter is only intended for use by

        // phraseMatchCase(). It's intentionally undocumented.

        return YArray.map(results, function (result) {

            return Highlight.all(result.text, [query], {

                caseSensitive: caseSensitive

            });

        });

    },

    /**

    Case-sensitive version of `phraseMatch()`.

    @method phraseMatchCase

    @param {String} query Query to match

    @param {Array} results Results to highlight

    @return {Array} Highlighted results

    @static

    **/

    phraseMatchCase: function (query, results) {

        return Highlighters.phraseMatch(query, results, true);

    },

    /**

    Highlights the complete query as a phrase at the beginning of a result.

    Case-insensitive.

    @method startsWith

    @param {String} query Query to match

    @param {Array} results Results to highlight

    @return {Array} Highlighted results

    @static

    **/

    startsWith: function (query, results, caseSensitive) {

        // The caseSensitive parameter is only intended for use by

        // startsWithCase(). It's intentionally undocumented.

        return YArray.map(results, function (result) {

            return Highlight.all(result.text, [query], {

                caseSensitive: caseSensitive,

                startsWith   : true

            });

        });

    },

    /**

    Case-sensitive version of `startsWith()`.

    @method startsWithCase

    @param {String} query Query to match

    @param {Array} results Results to highlight

    @return {Array} Highlighted results

    @static

    **/

    startsWithCase: function (query, results) {

        return Highlighters.startsWith(query, results, true);

    },

    /**

    Highlights portions of results in which words from the query match either

    whole words or parts of words in the result. Non-word characters like

    whitespace and certain punctuation are ignored. Case-insensitive.

    @method subWordMatch

    @param {String} query Query to match

    @param {Array} results Results to highlight

    @return {Array} Highlighted results

    @static

    **/

    subWordMatch: function (query, results, caseSensitive) {

        // The caseSensitive parameter is only intended for use by

        // subWordMatchCase(). It's intentionally undocumented.

        var queryWords = Y.Text.WordBreak.getUniqueWords(query, {

            ignoreCase: !caseSensitive

        });

        return YArray.map(results, function (result) {

            return Highlight.all(result.text, queryWords, {

                caseSensitive: caseSensitive

            });

        });

    },

    /**

    Case-sensitive version of `subWordMatch()`.

    @method subWordMatchCase

    @param {String} query Query to match

    @param {Array} results Results to highlight

    @return {Array} Highlighted results

    @static

    **/

    subWordMatchCase: function (query, results) {

        return Highlighters.subWordMatch(query, results, true);

    },

    /**

    Highlights individual words in results that are also in the query. Non-word

    characters like punctuation are ignored. Case-insensitive.

    @method wordMatch

    @param {String} query Query to match

    @param {Array} results Results to highlight

    @return {Array} Highlighted results

    @static

    **/

    wordMatch: function (query, results, caseSensitive) {

        // The caseSensitive parameter is only intended for use by

        // wordMatchCase(). It's intentionally undocumented.

        return YArray.map(results, function (result) {

            return Highlight.words(result.text, query, {

                caseSensitive: caseSensitive

            });

        });

    },

    /**

    Case-sensitive version of `wordMatch()`.

    @method wordMatchCase

    @param {String} query Query to match

    @param {Array} results Results to highlight

    @return {Array} Highlighted results

    @static

    **/

    wordMatchCase: function (query, results) {

        return Highlighters.wordMatch(query, results, true);

    }

});

}, '3.18.1', {"requires": ["array-extras", "highlight-base"]});