root
61 lines
1.5 KiB
PHP
61 lines
1.5 KiB
PHP
<?php
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/*
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* This file is part of Psy Shell.
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*
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* (c) 2012-2026 Justin Hileman
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Psy\Command;
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use PhpParser\Error as PhpParserError;
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use PhpParser\Parser;
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use Psy\Exception\ParseErrorException;
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use Psy\ParserFactory;
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/**
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* Class CodeArgumentParser.
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*/
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class CodeArgumentParser
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{
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private Parser $parser;
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public function __construct(?Parser $parser = null)
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{
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$this->parser = $parser ?? (new ParserFactory())->createParser();
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}
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/**
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* Lex and parse a string of code into statements.
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*
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* This is intended for code arguments, so the code string *should not* start with <?php
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*
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* @throws ParseErrorException
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*
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* @return array Statements
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*/
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public function parse(string $code): array
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{
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$code = '<?php '.$code;
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try {
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return $this->parser->parse($code);
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} catch (PhpParserError $e) {
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if (\strpos($e->getMessage(), 'unexpected EOF') === false) {
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throw ParseErrorException::fromParseError($e);
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}
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// If we got an unexpected EOF, let's try it again with a semicolon.
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try {
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return $this->parser->parse($code.';');
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} catch (PhpParserError $_e) {
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// Throw the original error, not the semicolon one.
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throw ParseErrorException::fromParseError($e);
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}
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}
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}
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}
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