@theguild/federation-composition/esm/subgraph/validation/rules/elements/interface-object.js

Open Source Composition library for Apollo Federation

import { GraphQLError } from 'graphql';
import { validateDirectiveAgainstOriginal } from '../../../helpers.js';
export function InterfaceObjectRules(context) {
    return {
        DirectiveDefinition(node) {
            validateDirectiveAgainstOriginal(node, 'interfaceObject', context);
        },
        Directive(node) {
            if (!context.isAvailableFederationDirective('interfaceObject', node)) {
                return;
            }
            context.reportError(new GraphQLError(`@interfaceObject is not yet supported. See https://github.com/the-guild-org/federation/issues/7`, {
                extensions: { code: 'UNSUPPORTED_FEATURE' },
            }));
        },
    };
}