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<?php
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/**
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 * SCSSPHP
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 *
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 * @copyright 2012-2020 Leaf Corcoran
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 *
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 * @license http://opensource.org/licenses/MIT MIT
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 *
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 * @link http://scssphp.github.io/scssphp
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 */
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namespace ScssPhp\ScssPhp\Formatter;
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use ScssPhp\ScssPhp\Formatter;
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/**
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 * Compressed formatter
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 *
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 * @author Leaf Corcoran <leafot@gmail.com>
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 *
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 * @internal
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 */
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class Compressed extends Formatter
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{
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    /**
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     * {@inheritdoc}
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     */
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    public function __construct()
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    {
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        $this->indentLevel = 0;
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        $this->indentChar = '  ';
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        $this->break = '';
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        $this->open = '{';
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        $this->close = '}';
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        $this->tagSeparator = ',';
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        $this->assignSeparator = ':';
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        $this->keepSemicolons = false;
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public function blockLines(OutputBlock $block)
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    {
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        $inner = $this->indentStr();
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        $glue = $this->break . $inner;
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        foreach ($block->lines as $index => $line) {
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            if (substr($line, 0, 2) === '/*' && substr($line, 2, 1) !== '!') {
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                unset($block->lines[$index]);
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            }
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        }
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        $this->write($inner . implode($glue, $block->lines));
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        if (! empty($block->children)) {
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            $this->write($this->break);
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        }
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    }
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    /**
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     * Output block selectors
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     *
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     * @param \ScssPhp\ScssPhp\Formatter\OutputBlock $block
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     */
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    protected function blockSelectors(OutputBlock $block)
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    {
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        assert(! empty($block->selectors));
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        $inner = $this->indentStr();
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        $this->write(
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            $inner
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            . implode(
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                $this->tagSeparator,
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                str_replace([' > ', ' + ', ' ~ '], ['>', '+', '~'], $block->selectors)
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            )
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            . $this->open . $this->break
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        );
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    }
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}