Developer
<?php declare(strict_types=1);
namespace PhpParser;
use PhpParser\Parser\Php7;
use PhpParser\Parser\Php8;
class ParserFactory {
/**
* Create a parser targeting the given version on a best-effort basis. The parser will generally
* accept code for the newest supported version, but will try to accommodate code that becomes
* invalid in newer versions or changes in interpretation.
*/
public function createForVersion(PhpVersion $version): Parser {
if ($version->isHostVersion()) {
$lexer = new Lexer();
} else {
$lexer = new Lexer\Emulative($version);
}
if ($version->id >= 80000) {
return new Php8($lexer, $version);
}
return new Php7($lexer, $version);
}
/**
* Create a parser targeting the newest version supported by this library. Code for older
* versions will be accepted if there have been no relevant backwards-compatibility breaks in
* PHP.
*/
public function createForNewestSupportedVersion(): Parser {
return $this->createForVersion(PhpVersion::getNewestSupported());
}
/**
* Create a parser targeting the host PHP version, that is the PHP version we're currently
* running on. This parser will not use any token emulation.
*/
public function createForHostVersion(): Parser {
return $this->createForVersion(PhpVersion::getHostVersion());
}
}
Developer
To ensure a smooth integration process and optimal performance, follow these best practices: