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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\WordMatcher; |
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use Kadet\Highlighter\Parser\Rule; |
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use Kadet\Highlighter\Parser\Token\LanguageToken; |
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use Kadet\Highlighter\Parser\Token\Token; |
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use Kadet\Highlighter\Parser\TokenFactory; |
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use Kadet\Highlighter\Parser\Validator\Validator; |
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class Shell extends GreedyLanguage |
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{ |
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/** |
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* Tokenization rules setup |
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*/ |
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public function setupRules() |
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{ |
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$this->rules->addMany([ |
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'call' => new Rule(new RegexMatcher( |
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'/(?>(?<![^\\\]\\\)(?<=\n|\(|\)|\||;|`|^|do|if|then|else|fi|esac|done\$\(|^\$\s)\s*\b(\w+))(?!\s*=)/i' |
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), ['priority' => 1, 'context' => ['*none', '*expression']]), |
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'comment' => new Rule(new CommentMatcher(['#'])), |
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'string' => CommonFeatures::strings(['single' => '\'', 'double' => '"']), |
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'keyword' => new Rule(new WordMatcher([ |
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'if', 'then', 'else', 'elif', 'fi', 'case', 'esac', 'for', 'select', 'while', 'until', 'do', 'done', |
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'in', 'function', 'time', 'coproc' |
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]), ['priority' => 3]), |
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'variable' => [ |
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'assign' => new Rule(new RegexMatcher('/(\w+)[+-]?=/')), |
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new Rule(new RegexMatcher('/(\$\w+)/i'), ['context' => ['*none', '*string.double']]), |
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'special' => new Rule(new RegexMatcher('/(\$[#@_])/i'), ['context' => ['*none', '*string.double']]), |
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'argument' => new Rule(new RegexMatcher('/(\$\d+)/i'), ['context' => ['*none', '*string.double']]), |
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new Rule(new RegexMatcher('/\$\{(\w+)(.*?)\}/i', [ 1 => Token::NAME, 2 => 'string' ]), ['context' => ['*none', '*string.double']]) |
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], |
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'number' => new Rule(new RegexMatcher('/(-?(?:0[0-7]+|0[xX][0-9a-fA-F]+|0b[01]+|\d+))/')), |
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'delimiter' => new Rule(new RegexMatcher('/^(\$)/m')), |
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'symbol.parameter' => new Rule(new RegexMatcher('/[\s|](-{1,2}[\w-]+=?)\b/i'), [ |
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'priority' => 0, |
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'context' => ['!string', '!comment', '!call'] |
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]), |
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'expression' => [ |
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new Rule(new RegexMatcher('/(?=(\$\(((?>[^$()]+|(?1))+)\)))/x'), [ |
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'context' => Validator::everywhere(), |
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'factory' => new TokenFactory(LanguageToken::class), |
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'inject' => $this |
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]), |
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], |
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'operator.escape' => new Rule(new RegexMatcher('/(\\\(?:x[0-9a-fA-F]{1,2}|u\{[0-9a-fA-F]{1,6}\}|[0-7]{1,3}|.))/i'), [ |
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'context' => ['*'] |
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]), |
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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 'shell'; |
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} |
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public static function getMetadata() |
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{ |
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return [ |
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'name' => ['shell', 'bash', 'zsh', 'sh'], |
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'mime' => ['text/x-shellscript', 'application/x-shellscript'], |
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'extension' => ['*.sh', '*.zsh', '*.bash', '*.ebuild', '*.eclass', '*.exheres-0', '*.exlib', '.bashrc', 'bashrc', '.bash_*', 'bash_*', 'PKGBUILD'] |
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]; |
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} |
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} |
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kadet1090 /
KeyLighter
