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<?php |
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declare(strict_types=1); |
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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\DelegateRegexMatcher; |
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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\CloseRule; |
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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\Token\LanguageToken; |
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use Kadet\Highlighter\Parser\Token\MetaToken; |
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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\TokenFactoryInterface; |
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class Php extends GreedyLanguage |
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{ |
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2 |
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public function setupRules() |
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{ |
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1 |
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$allowedInAttributes = ['*none', '*meta.annotation', '!string', '!comment', '!symbol', '!variable']; |
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$annotationNameRule = new Rule(new RegexMatcher('/([\w\\\\]+)(\((?:[^()]|(?2))*\))?/m'), [ |
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'name' => 'symbol.annotation', |
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'context' => ['*'], |
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'language' => $this, |
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]); |
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$this->rules->addMany([ |
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'string' => CommonFeatures::strings(['single' => '\'', 'double' => '"'], [ |
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'context' => ['!operator.escape', '!comment', '!string', '!expression'], |
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]), |
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'string.heredoc' => new Rule(new RegexMatcher( |
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'/<<<\s*(\w+)\R(?P<string>.*?)\R\1;/sm', |
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['string' => Token::NAME, 0 => 'keyword.heredoc'] |
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), ['context' => ['!comment']]), |
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'string.nowdoc' => new Rule(new RegexMatcher( |
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'/<<<\s*\'(\w+)\'\R(?P<string>.*?)\R\1;/sm', |
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['string' => Token::NAME, 0 => 'keyword.nowdoc'] |
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), ['context' => ['!comment']]), |
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'variable' => new Rule(new RegexMatcher('/(?:[^\\\]|^)(\$[a-z_]\w*)/i'), [ |
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'context' => ['*comment.docblock', '!string.nowdoc', '!string.single', '!comment'], |
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]), |
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1 |
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'variable.property' => new Rule(new RegexMatcher('/(?=(?:\w|\)|\])\s*->([a-z_]\w*))/i'), [ |
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'priority' => -2, |
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'context' => ['*comment.docblock', '!string.nowdoc', '!string.single', '!comment'], |
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]), |
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'symbol.function' => new Rule(new RegexMatcher('/function\s+([a-z_]\w+)\s*\(/i')), |
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'symbol.class' => [ |
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new Rule(new RegexMatcher('/(?:class|new|use|extends)\s+([\w\\\]+)/i')), |
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new Rule(new RegexMatcher('/([\w\\\]+)::/i'), ['context' => ['*meta.annotation', '*none']]), |
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new Rule( |
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new RegexMatcher('/@(?:var|property(?:-read|-write)?|psalm-[\w-]+)(?:\s+|\s+\$\w+\s+)([^$][\w\\\]+)/i'), |
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['context' => ['comment.docblock']] |
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), |
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], |
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1 |
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'expression.in-string' => new Rule(new RegexMatcher('/(?=(\{\$((?>[^${}]+|(?1))+)\}))/x'), [ |
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'context' => ['string'], |
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'factory' => new TokenFactory(LanguageToken::class), |
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'inject' => $this, |
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]), |
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'symbol.class.interface' => [ |
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new Rule(new RegexMatcher('/interface\s+([\w\\\]+)/i')), |
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new Rule(new DelegateRegexMatcher( |
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'/implements\s+((?:[\w\\\]+)(?:,\s*([\w\\\]+))+)/i', |
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function ($match, TokenFactoryInterface $factory) { |
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foreach (preg_split('/,\s*/', $match[1][0], 0, PREG_SPLIT_OFFSET_CAPTURE) as $interface) { |
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yield $factory->create(Token::NAME, [ |
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'pos' => $match[1][1] + $interface[1], |
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'length' => strlen($interface[0]), |
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]); |
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} |
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} |
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)), |
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], |
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'symbol.namespace' => [ |
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/*new Rule(new RegexMatcher('/(\\\{0,2}(?:\w+\\\{1,2})+)\w+/i'), [ |
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'context' => ['*symbol', '*none'] |
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]),*/ |
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new Rule(new RegexMatcher('/namespace\s*(\\\{0,2}(?:\w+\\\{1,2})+\w+);/i'), [ |
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'context' => ['*symbol', '*none'], |
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]), |
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], |
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'operator.escape' => [ |
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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' => ['string.double', '!operator.escape'], |
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]), |
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new Rule(new RegexMatcher('/(\\\[\'\\\])/i'), [ |
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'context' => ['string', '!operator.escape'], |
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]), |
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], |
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'comment' => new Rule(new CommentMatcher(['//', '#'], [ |
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'$.docblock' => ['/**', '*/'], |
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['/*', '*/'], |
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]), ['priority' => 4]), |
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'symbol.annotation' => [ |
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new Rule(new RegexMatcher('/(?<=[*\s=,({])(@[\w\\\\-]+)/i'), [ |
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'context' => ['comment.docblock'], |
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]), |
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], |
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'meta.annotation' => [ |
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new Rule( |
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new DelegateRegexMatcher( |
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'/#(\[(?>[^\[\]]+|(?1))*\])/m', |
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function ( |
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$match, |
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TokenFactoryInterface $factory |
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) use ( |
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$annotationNameRule, |
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$allowedInAttributes |
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) { |
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yield $factory->create( |
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Token::NAME, |
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[ |
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'pos' => $match[0][1], |
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'length' => strlen($match[1][0]), |
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] |
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); |
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// fixme: This should move to some helper? Maybe $offset argument for match? |
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foreach ($annotationNameRule->match($match[0][0]) as $token) { |
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$token->pos += $match[0][1]; |
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$token->getEnd()->pos += $match[0][1]; |
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yield $token; |
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} |
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2 |
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} |
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), |
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[ |
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'factory' => new TokenFactory(MetaToken::class), |
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'priority' => 10, |
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] |
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), |
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new Rule(new RegexMatcher('/(@[\w\\\\](\((?>[^\(\)]+|(?2))*\)))/m'), [ |
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'factory' => new TokenFactory(MetaToken::class), |
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'priority' => 10, |
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'context' => ['comment.docblock'], |
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]), |
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], |
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'call' => new Rule(new RegexMatcher('/([a-z_]\w*)\s*\(/i'), ['priority' => -1]), |
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'constant' => new Rule(new WordMatcher(array_merge([ |
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'__CLASS__', '__DIR__', '__FILE__', '__FUNCTION__', |
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'__LINE__', '__METHOD__', '__NAMESPACE__', '__TRAIT__', |
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], array_keys(get_defined_constants(true)["Core"]))), ['priority' => -2]), |
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'constant.static' => new Rule(new RegexMatcher('/(?:[\w\\\]+::|const\s+)(\w+)/i'), ['priority' => -2]), |
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1 |
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'keyword' => new Rule(new WordMatcher([ |
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'__halt_compiler', 'abstract', 'and', |
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'as', 'break', 'case', 'catch', |
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'class', 'clone', 'const', 'continue', 'declare', |
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'default', 'die', 'do', 'echo', 'else', 'elseif', |
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'empty', 'enddeclare', 'endfor', 'endforeach', 'endif', |
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'endswitch', 'endwhile', 'enum', 'eval', 'exit', 'extends', |
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'final', 'finally', 'for', 'foreach', 'function', |
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'global', 'goto', 'if', 'implements', 'include', 'include_once', |
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'instanceof', 'insteadof', 'interface', 'isset', 'list', |
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'namespace', 'new', 'or', 'print', 'private', 'protected', |
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'public', 'require', 'require_once', 'return', 'static', |
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'switch', 'throw', 'trait', 'try', 'unset', 'parent', 'self', |
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'use', 'var', 'while', 'xor', 'yield' |
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1 |
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]), ['context' => ['!string', '!variable', '!comment']]), |
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1 |
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'symbol.type' => new Rule(new WordMatcher([ |
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1 |
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'integer', 'float', 'string', 'boolean', 'false', 'never', |
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'array', 'object', 'callable', 'void', 'mixed', 'true', 'null' |
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1 |
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]), ['context' => ['!string', '!variable', '!comment', '!keyword']]), |
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1 |
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'keyword.cast' => new Rule( |
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1 |
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new RegexMatcher('/(\((?:int|integer|bool|boolean|float|double|real|string|array|object|unset)\))/') |
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), |
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200
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'label.argument' => [ |
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1 |
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new Rule(new RegexMatcher('/(\w+):/'), ['context' => $allowedInAttributes]), |
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], |
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1 |
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'delimiter' => new Rule(new RegexMatcher('/(<\?php|<\?=|\?>)/')), |
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1 |
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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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'context' => $allowedInAttributes, |
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]), |
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1 |
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'operator.punctuation' => new Rule(new WordMatcher([',', ';'], ['separated' => false]), [ |
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1 |
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'priority' => 0, |
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1 |
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'context' => $allowedInAttributes, |
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]), |
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]); |
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1 |
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} |
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216
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/** {@inheritdoc} */ |
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6 |
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public function getEnds($embedded = false) |
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{ |
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return $embedded ? [ |
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new OpenRule(new RegexMatcher('/(<\?php|<\?=)/si'), [ |
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'factory' => new TokenFactory(LanguageToken::class), |
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'priority' => 1000, |
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'context' => ['*'], |
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'inject' => $this, |
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'language' => null, |
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]), |
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new CloseRule(new RegexMatcher('/(\?>|$)/'), [ |
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'context' => ['!string', '!comment'], |
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'priority' => 1000, |
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'factory' => new TokenFactory(LanguageToken::class), |
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'language' => $this, |
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]), |
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6 |
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] : parent::getEnds(false); |
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} |
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236
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7 |
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public function getIdentifier() |
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{ |
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7 |
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return 'php'; |
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239
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} |
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240
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241
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public static function getMetadata() |
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242
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{ |
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243
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return [ |
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244
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'name' => ['php'], |
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'mime' => ['text/x-php', 'application/x-php'], |
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'extension' => ['*.php', '*.phtml', '*.inc', '*.php?'], |
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'injectable' => true, |
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]; |
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} |
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} |
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kadet1090 /
KeyLighter
This check looks for imports that have been defined, but are not used in the scope.