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0268ca2b1c
bf856e2ffa
Bump to php-parser ^4.19.1 (#5734)
69 lines
2.8 KiB
PHP
69 lines
2.8 KiB
PHP
<?php
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declare (strict_types=1);
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namespace PhpParser;
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use PhpParser\Lexer\Emulative;
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use PhpParser\Parser\Php7;
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class ParserFactory
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{
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const PREFER_PHP7 = 1;
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const PREFER_PHP5 = 2;
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const ONLY_PHP7 = 3;
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const ONLY_PHP5 = 4;
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/**
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* Creates a Parser instance, according to the provided kind.
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*
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* @param int $kind One of ::PREFER_PHP7, ::PREFER_PHP5, ::ONLY_PHP7 or ::ONLY_PHP5
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* @param Lexer|null $lexer Lexer to use. Defaults to emulative lexer when not specified
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* @param array $parserOptions Parser options. See ParserAbstract::__construct() argument
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*
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* @return Parser The parser instance
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*/
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public function create(int $kind, ?\PhpParser\Lexer $lexer = null, array $parserOptions = []) : \PhpParser\Parser
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{
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if (null === $lexer) {
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$lexer = new \PhpParser\Lexer\Emulative();
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}
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switch ($kind) {
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case self::PREFER_PHP7:
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return new \PhpParser\Parser\Multiple([new \PhpParser\Parser\Php7($lexer, $parserOptions), new \PhpParser\Parser\Php5($lexer, $parserOptions)]);
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case self::PREFER_PHP5:
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return new \PhpParser\Parser\Multiple([new \PhpParser\Parser\Php5($lexer, $parserOptions), new \PhpParser\Parser\Php7($lexer, $parserOptions)]);
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case self::ONLY_PHP7:
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return new \PhpParser\Parser\Php7($lexer, $parserOptions);
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case self::ONLY_PHP5:
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return new \PhpParser\Parser\Php5($lexer, $parserOptions);
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default:
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throw new \LogicException('Kind must be one of ::PREFER_PHP7, ::PREFER_PHP5, ::ONLY_PHP7 or ::ONLY_PHP5');
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}
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}
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/**
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* Create a parser targeting the newest version supported by this library. Code for older
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* versions will be accepted if there have been no relevant backwards-compatibility breaks in
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* PHP.
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*
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* All supported lexer attributes (comments, startLine, endLine, startTokenPos, endTokenPos,
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* startFilePos, endFilePos) will be enabled.
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*/
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public function createForNewestSupportedVersion() : \PhpParser\Parser
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{
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return new Php7(new Emulative($this->getLexerOptions()));
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}
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/**
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* Create a parser targeting the host PHP version, that is the PHP version we're currently
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* running on. This parser will not use any token emulation.
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*
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* All supported lexer attributes (comments, startLine, endLine, startTokenPos, endTokenPos,
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* startFilePos, endFilePos) will be enabled.
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*/
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public function createForHostVersion() : \PhpParser\Parser
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{
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return new Php7(new \PhpParser\Lexer($this->getLexerOptions()));
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}
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private function getLexerOptions() : array
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{
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return ['usedAttributes' => ['comments', 'startLine', 'endLine', 'startTokenPos', 'endTokenPos', 'startFilePos', 'endFilePos']];
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}
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}
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