comparison vendor/symfony/debug/FatalErrorHandler/UndefinedMethodFatalErrorHandler.php @ 0:4c8ae668cc8c

Initial import (non-working)
author Chris Cannam
date Wed, 29 Nov 2017 16:09:58 +0000
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children 129ea1e6d783
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-1:000000000000 0:4c8ae668cc8c
1 <?php
2
3 /*
4 * This file is part of the Symfony package.
5 *
6 * (c) Fabien Potencier <fabien@symfony.com>
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12 namespace Symfony\Component\Debug\FatalErrorHandler;
13
14 use Symfony\Component\Debug\Exception\FatalErrorException;
15 use Symfony\Component\Debug\Exception\UndefinedMethodException;
16
17 /**
18 * ErrorHandler for undefined methods.
19 *
20 * @author Grégoire Pineau <lyrixx@lyrixx.info>
21 */
22 class UndefinedMethodFatalErrorHandler implements FatalErrorHandlerInterface
23 {
24 /**
25 * {@inheritdoc}
26 */
27 public function handleError(array $error, FatalErrorException $exception)
28 {
29 preg_match('/^Call to undefined method (.*)::(.*)\(\)$/', $error['message'], $matches);
30 if (!$matches) {
31 return;
32 }
33
34 $className = $matches[1];
35 $methodName = $matches[2];
36
37 $message = sprintf('Attempted to call an undefined method named "%s" of class "%s".', $methodName, $className);
38
39 if (!class_exists($className) || null === $methods = get_class_methods($className)) {
40 // failed to get the class or its methods on which an unknown method was called (for example on an anonymous class)
41 return new UndefinedMethodException($message, $exception);
42 }
43
44 $candidates = array();
45 foreach ($methods as $definedMethodName) {
46 $lev = levenshtein($methodName, $definedMethodName);
47 if ($lev <= strlen($methodName) / 3 || false !== strpos($definedMethodName, $methodName)) {
48 $candidates[] = $definedMethodName;
49 }
50 }
51
52 if ($candidates) {
53 sort($candidates);
54 $last = array_pop($candidates).'"?';
55 if ($candidates) {
56 $candidates = 'e.g. "'.implode('", "', $candidates).'" or "'.$last;
57 } else {
58 $candidates = '"'.$last;
59 }
60
61 $message .= "\nDid you mean to call ".$candidates;
62 }
63
64 return new UndefinedMethodException($message, $exception);
65 }
66 }