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<?php |
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|
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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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|
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namespace Symfony\Component\Debug\FatalErrorHandler; |
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|
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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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/** |
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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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|
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$className = $matches[1]; |
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$methodName = $matches[2]; |
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|
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$message = sprintf('Attempted to call an undefined method named "%s" of class "%s".', $methodName, $className); |
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|
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if (!class_exists($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, $exception); |
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} |
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|
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$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[] = $definedMethodName; |
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} |
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} |
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|
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if ($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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|
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$message .= "\nDid you mean to call ".$candidates; |
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} |
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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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|
