43 lines
1.4 KiB
PHP
43 lines
1.4 KiB
PHP
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<?php declare(strict_types=1);
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namespace PhpParser;
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use PhpParser\Parser\Php7;
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use PhpParser\Parser\Php8;
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class ParserFactory {
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/**
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* Create a parser targeting the given version on a best-effort basis. The parser will generally
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* accept code for the newest supported version, but will try to accommodate code that becomes
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* invalid in newer versions or changes in interpretation.
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*/
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public function createForVersion(PhpVersion $version): Parser {
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if ($version->isHostVersion()) {
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$lexer = new Lexer();
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} else {
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$lexer = new Lexer\Emulative($version);
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}
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if ($version->id >= 80000) {
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return new Php8($lexer, $version);
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}
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return new Php7($lexer, $version);
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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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public function createForNewestSupportedVersion(): Parser {
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return $this->createForVersion(PhpVersion::getNewestSupported());
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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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public function createForHostVersion(): Parser {
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return $this->createForVersion(PhpVersion::getHostVersion());
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}
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}
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