67 lines
2.1 KiB
PHP
67 lines
2.1 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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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 Symfony\Component\Debug\FatalErrorHandler;
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use Symfony\Component\Debug\Exception\FatalErrorException;
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use Symfony\Component\Debug\Exception\UndefinedMethodException;
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/**
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* ErrorHandler for undefined methods.
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*
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* @author Grégoire Pineau <lyrixx@lyrixx.info>
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*/
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class UndefinedMethodFatalErrorHandler implements FatalErrorHandlerInterface
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{
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/**
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* {@inheritdoc}
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*/
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public function handleError(array $error, FatalErrorException $exception)
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{
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preg_match('/^Call to undefined method (.*)::(.*)\(\)$/', $error['message'], $matches);
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if (!$matches) {
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return null;
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}
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$className = $matches[1];
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$methodName = $matches[2];
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$message = sprintf('Attempted to call an undefined method named "%s" of class "%s".', $methodName, $className);
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if (!class_exists($className) || null === $methods = get_class_methods($className)) {
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// failed to get the class or its methods on which an unknown method was called (for example on an anonymous class)
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return new UndefinedMethodException($message, $exception);
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}
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$candidates = [];
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foreach ($methods as $definedMethodName) {
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$lev = levenshtein($methodName, $definedMethodName);
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if ($lev <= \strlen($methodName) / 3 || false !== strpos($definedMethodName, $methodName)) {
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$candidates[] = $definedMethodName;
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}
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}
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if ($candidates) {
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sort($candidates);
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$last = array_pop($candidates).'"?';
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if ($candidates) {
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$candidates = 'e.g. "'.implode('", "', $candidates).'" or "'.$last;
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} else {
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$candidates = '"'.$last;
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}
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$message .= "\nDid you mean to call ".$candidates;
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}
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return new UndefinedMethodException($message, $exception);
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}
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}
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