/**
* Call system.methodSignature() for the given method
*
* @param array $method
* @return array array(array(return, param, param, param...))
*/
public function getMethodSignature($method)
{
$signature = $this->_system->methodSignature($method);
if (!is_array($signature)) {
$error = 'Invalid signature for method "' . $method . '"';
throw new Exception\IntrospectException($error);
}
return $signature;
}
