graphql-modules/shared/utils.d.ts

Create reusable, maintainable, testable and extendable GraphQL modules

export declare function flatten<T>(arr: T[]): T extends (infer A)[] ? A[] : T[];
export declare function isDefined<T>(val: T | null | undefined): val is T;
export declare function isNil<T>(val: T | null | undefined): val is null | undefined;
export declare function isObject(val: any): boolean;
export declare function isPrimitive(val: any): val is number | string | boolean | symbol | bigint;
export declare function isAsyncIterable(obj: any): obj is AsyncIterableIterator<any>;
export declare function tapAsyncIterator<T>(iterable: AsyncIterable<T>, doneCallback: () => void): AsyncGenerator<T>;
export declare function once(cb: () => void): () => void;
export declare function share<T, A>(factory: (arg?: A) => T): (arg?: A) => T;
export declare function uniqueId(isNotUsed: (id: string) => boolean): string;
export declare function isNotSchema<T>(obj: any): obj is T;
export declare function merge<S extends object, T extends object>(source: S, target: T): S & T;