function ArgumentsResolver::handleUnresolvedArgument

Handles unresolved arguments for getArgument().

Subclasses that override this method may return a default value instead of throwing an exception.

Throws

\RuntimeException Thrown when there is a missing parameter.

File

core/lib/Drupal/Component/Utility/ArgumentsResolver.php, line 140

Class

ArgumentsResolver

Resolves the arguments to pass to a callable.

Namespace

Code

protected function handleUnresolvedArgument(\ReflectionParameter $parameter) {
    $class = $parameter->getDeclaringClass();
    $function = $parameter->getDeclaringFunction();
    if ($class && !$function->isClosure()) {
        $function_name = $class->getName() . '::' . $function->getName();
    }
    else {
        $function_name = $function->getName();
    }
    throw new \RuntimeException(sprintf('Callable "%s" requires a value for the "$%s" argument.', $function_name, $parameter->getName()));
}