public function ResolverRegistry::resolveType in GraphQL 8.4

Resolve a type.

Parameters

mixed $value:

\Drupal\graphql\GraphQL\Execution\ResolveContext $context:

\GraphQL\Type\Definition\ResolveInfo $info:

Return value

callable|null

Overrides ResolverRegistryInterface::resolveType

File

src/GraphQL/ResolverRegistry.php, line 90

Class

ResolverRegistry

Contains all the mappings how to resolve a GraphQL request.

Namespace

Drupal\graphql\GraphQL

Code

public function resolveType($value, ResolveContext $context, ResolveInfo $info) {

  // First, check if there is a resolver registered for this abstract type.
  if ($resolver = $this
    ->getRuntimeTypeResolver($value, $context, $info)) {
    if (!is_callable($resolver)) {
      throw new \LogicException(sprintf('Type resolver for type %s is not callable.', $info->parentType->name));
    }
    if (($type = $resolver($value, $context, $info)) !== NULL) {
      return $type;
    }
  }
  return call_user_func($this->defaultTypeResolver, $value, $context, $info);
}