Custom error handler

gistfile1.txt

    public static function error_handler($errno, $errstr, $errfile, $errline, $errcontext) {
        global $errorLog;
        if (is_array($errstr) || is_object($errstr)) {
            $errstr = var_export($errstr, true);
        }
        $message = "$errno:$errfile:$errline:$errstr:".json_encode($errcontext);
        if (isset($errorLog) && get_class($errorLog)==='Devtools\Log') {
            $errorLog->write($message, false);
        } else {
            echo $message;
        }
        die();
    }