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<?php
namespace Digia\GraphQL\Schema\Resolver;
class ResolverRegistry implements ResolverRegistryInterface
{
/**
* @var array
*/
protected $resolverMap;
* ResolverMapRegistry constructor.
*
* @param array $resolverMap
public function __construct(array $resolverMap = [])
$this->resolverMap = $resolverMap;
}
* @inheritdoc
public function register(string $typeName, $resolver): void
$this->resolverMap[$typeName] = $resolver;
public function lookup(string $typeName, string $fieldName): ?callable
$resolver = $this->resolverMap[$typeName] ?? null;
if (\is_array($resolver) && isset($resolver[$fieldName])) {
return $resolver[$fieldName];
if (\is_string($resolver)) {
$resolver = new $resolver();
if ($resolver instanceof ResolverInterface) {
return $resolver->getResolveMethod($fieldName);
return null;