GoogleApiTransport::getErrorByCode

public function getErrorByCode($code)
{
	if (!is_array($this->errors))
	{
		return [];
	}

	$errorsByCode = array_filter($this->errors, function($error) use ($code)
	{
		return $error['code'] == $code;
	});

	if (!empty($errorsByCode))
	{
		return end($errorsByCode);
	}

	return [];
}