returnsArg | /deps/std/testing/mock.ts | netzo@0.3.91

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function returnsArg

import { returnsArg } from "https://deno.land/x/netzo@0.3.91/deps/std/testing/mock.ts";

returnsArg<Arg, Self = any>(idx: number): (this: Self, ...args: Arg[]) => Arg

Creates a function that returns one of its arguments.

Type Parameters

Arg

optional

Self = any

idx: number

(this: Self, ...args: Arg[]) => Arg