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<?php |
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/** |
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* Highlighter |
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* |
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* Copyright (C) 2016, Some right reserved. |
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* |
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* @author Kacper "Kadet" Donat <[email protected]> |
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* |
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* Contact with author: |
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* Xmpp: [email protected] |
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* E-mail: [email protected] |
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* |
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* From Kadet with love. |
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*/ |
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namespace Kadet\Highlighter\Language; |
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use Kadet\Highlighter\Matcher\CommentMatcher; |
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use Kadet\Highlighter\Matcher\RegexMatcher; |
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use Kadet\Highlighter\Matcher\SubStringMatcher; |
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use Kadet\Highlighter\Matcher\WordMatcher; |
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use Kadet\Highlighter\Parser\CloseRule; |
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use Kadet\Highlighter\Parser\ContextualToken; |
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use Kadet\Highlighter\Parser\OpenRule; |
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use Kadet\Highlighter\Parser\Rule; |
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use Kadet\Highlighter\Parser\TokenFactory; |
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class Css extends Language |
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{ |
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/** |
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* Tokenization rules definition |
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* |
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* @return array |
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*/ |
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public function getRules() |
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{ |
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$identifier = '[\w-]+'; |
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return [ |
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'declaration' => [ |
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new OpenRule(new SubStringMatcher('{'), ['context' => ['!declaration.media']]), |
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new CloseRule(new SubStringMatcher('}')), |
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], |
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'declaration.media' => [ |
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new Rule(new RegexMatcher('/@media(.*?\{)/'), ['context' => ['!!']]), |
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], |
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'declaration.rule' => [ |
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new OpenRule(new SubStringMatcher('('), ['context' => ['declaration.media']]), |
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new CloseRule(new SubStringMatcher(')')), |
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], |
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'keyword.control-sequence' => new Rule(new RegexMatcher("/(@$identifier)/")), |
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'string.single' => new Rule(new SubStringMatcher('\''), [ |
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'context' => ['!keyword.escape', '!comment', '!string', '!keyword.nowdoc'], |
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'factory' => new TokenFactory(ContextualToken::class), |
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]), |
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'string.double' => new Rule(new SubStringMatcher('"'), [ |
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'context' => ['!keyword.escape', '!comment', '!string'], |
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'factory' => new TokenFactory(ContextualToken::class), |
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]), |
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'symbol.selector.id' => new Rule(new RegexMatcher("/(#$identifier)/")), |
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'symbol.selector.tag' => new Rule(new RegexMatcher("/(?=(?>\\s|\\/|}|^)(\\w+).*\\{)/")), |
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'symbol.selector.class' => new Rule(new RegexMatcher("/(\\.$identifier)/")), |
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'symbol.selector.class.pseudo' => new Rule(new RegexMatcher("/(:$identifier)/")), |
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'number' => new Rule(new RegexMatcher("/([-+]?[0-9]*\\.?[0-9]+([\\w%]+)?)/"), [ |
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'context' => ['declaration', '!constant.color'] |
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]), |
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'constant.property' => new Rule(new RegexMatcher("/($identifier):/"), ['context' => ['declaration']]), |
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'call' => new Rule(new RegexMatcher("/($identifier)\\(/"), ['context' => ['!!']]), |
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'constant.color' => new Rule(new RegexMatcher("/(#[0-9a-f]{1,6})/i"), [ |
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'priority' => 2, |
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'context' => ['declaration', '!symbol.color'] |
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]), |
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'operator' => new Rule(new WordMatcher([':', '>', '+', '*', ';', ',', '!important'], ['separated' => false]), [ |
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'context' => ['!comment'] |
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]), |
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'comment' => new Rule(new CommentMatcher([], [['/*', '*/']])) |
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]; |
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} |
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/** |
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* Unique language identifier, for example 'php' |
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* |
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* @return string |
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*/ |
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public function getIdentifier() |
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{ |
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return 'css'; |
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} |
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} |
kadet1090 /
KeyLighter
