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<?php |
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namespace Logger; |
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use Exception; |
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6
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class StackTracePrinter { |
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/** |
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* @param Exception $e |
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* @param string $messageIntro |
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*/ |
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public static function printException(Exception $e, $messageIntro = '') { |
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self::p("%s[%s] %s\n", $messageIntro, get_class($e), $e->getMessage()); |
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foreach($e->getTrace() as $idx => $station) { |
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self::formatStation($idx, $station); |
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} |
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if($e->getPrevious() instanceof Exception) { |
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self::p(); |
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self::printException($e->getPrevious(), 'Previous: '); |
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} |
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} |
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/** |
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* @param int $idx |
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* @param array $station |
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*/ |
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private static function formatStation($idx, $station) { |
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$defaults = array( |
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'file' => null, |
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'line' => null, |
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'class' => null, |
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'function' => null, |
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'type' => null, |
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'args' => array(), |
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); |
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$station = array_merge($defaults, $station); |
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self::p("#%- 3s%s:%d\n", $idx, $station['file'] ?: 'unknown', $station['line']); |
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if($station['class'] !== null || $station['function'] !== null) { |
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$params = array(); |
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foreach(is_array($station['args']) ? $station['args'] : array() as $argument) { |
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if(is_array($argument)) { |
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$params[] = sprintf('array%d', count($argument)); |
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} elseif(is_object($argument)) { |
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$params[] = sprintf('%s', get_class($argument)); |
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} else { |
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$params[] = gettype($argument); |
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} |
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} |
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if(strpos($station['function'], '{closure}') !== false && $station['class'] !== null) { |
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$station['function'] = '{closure}'; |
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} |
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self::p(" %s%s%s%s%s%s\n", $station['class'], $station['type'], $station['function'], "(", join(', ', $params), ")"); |
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} |
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} |
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/** |
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* @param string $format |
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*/ |
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private static function p($format = "\n") { |
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$fp = fopen('php://stderr', 'w'); |
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fwrite($fp, vsprintf($format, array_slice(func_get_args(), 1))); |
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fclose($fp); |
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} |
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} |
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LoggerEssentials /
ErrorHandling
