@apollo/federation/src/composition/index.ts

Apollo Federation Utilities

export * from './compose';
export * from './composeAndValidate';
export * from './types';
export { compositionRules } from './rules';
export { normalizeTypeDefs } from './normalize';
export {
  defaultRootOperationNameLookup,
  compositionHasErrors,
  isStringValueNode,
  findDirectivesOnNode,
} from './utils';