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<?php
use Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent;
/**
* a vim exception handler
*
* Commands a remote vim instance to display the stacktrace in a quickfix list
*
* @author Florian Klein <florian.klein@free.fr>
*/
class VimExceptionHandler
{
private $levels = array(
E_WARNING => 'Warning',
E_NOTICE => 'Notice',
E_USER_ERROR => 'User Error',
E_USER_WARNING => 'User Warning',
E_USER_NOTICE => 'User Notice',
E_STRICT => 'Runtime Notice',
E_RECOVERABLE_ERROR => 'Catchable Fatal Error',
);
private $level;
static public function register($level = null)
{
$handler = new static();
$handler->setLevel($level);
set_error_handler(array($handler, 'handleError'));
set_exception_handler(array($handler, 'handleException'));
return $handler;
}
public function onKernelException(GetResponseForExceptionEvent $event)
{
$exception = $event->getException();
$this->handleException($exception);
}
public function setLevel($level)
{
$this->level = null === $level ? error_reporting() : $level;
}
/**
* @throws \ErrorException When error_reporting returns error
*/
public function handleError($level, $message, $file, $line, $context)
{
if (0 === $this->level) {
return false;
}
if (error_reporting() & $level && $this->level & $level) {
throw new \ErrorException(sprintf('%s: %s in %s line %d', isset($this->levels[$level]) ? $this->levels[$level] : $level, $message, $file, $line));
}
return false;
}
private function handleException(Exception $exception)
{
$stack = '';
foreach ($exception->getTrace() as $row) {
if (isset($row['file'])) {
$stack .= sprintf('%s | %s | %s', $row['file'], $row['line'], $row['function'])."\n";
}
}
file_put_contents('/tmp/stack.php', $stack);
$cmd = sprintf('vim --servername %s --remote-send ":call PhpStackTrace()<CR>"', 'florian');
shell_exec($cmd);
}
}
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