public function ResolveContext::hasContextValue in GraphQL 8.4

Checks whether contextual value for the current field exists.

Also checks ancestors of the field.

Parameters

\GraphQL\Type\Definition\ResolveInfo $info: The resolve info object.

string $name: The name of the context.

Return value

bool TRUE if the context exists, FALSE Otherwise.

File

src/GraphQL/Execution/ResolveContext.php, line 212

Class

ResolveContext

Context that is provided during resolving the GraphQL tree.

Namespace

Drupal\graphql\GraphQL\Execution

Code

public function hasContextValue(ResolveInfo $info, $name) {
  $path = $info->path;
  do {
    $key = implode('.', $path);
    if (isset($this->contexts[$key]) && array_key_exists($name, $this->contexts[$key])) {
      return TRUE;
    }
    array_pop($path);
  } while (count($path));
  return FALSE;
}