klz-cables.com/.pnpm-store/v10/files/ea/ccc543bd5e79bf964596aa66001f766be2911f61f7a2d1b7a32ddb626b16b7d28e2947f91e90d87ee633c589b515bbd8d92ac73561dc8b398264e3b36685f8

import { GraphQLError } from '../../error/GraphQLError.mjs';

/**
 * Known fragment names
 *
 * A GraphQL document is only valid if all `...Fragment` fragment spreads refer
 * to fragments defined in the same document.
 *
 * See https://spec.graphql.org/draft/#sec-Fragment-spread-target-defined
 */
export function KnownFragmentNamesRule(context) {
  return {
    FragmentSpread(node) {
      const fragmentName = node.name.value;
      const fragment = context.getFragment(fragmentName);

      if (!fragment) {
        context.reportError(
          new GraphQLError(`Unknown fragment "${fragmentName}".`, {
            nodes: node.name,
          }),
        );
      }
    },
  };
}