mustCall | /node/_utils.ts | std@0.82.0

Deno 2 is finally here 🎉️

Deno standard library

The Standard Library has been moved to JSR. See the blog post for details.

function mustCall

import { mustCall } from "https://deno.land/std@0.82.0/node/_utils.ts";

mustCall<T extends unknown[]>(

fn?: ((...args: T) => void),

expectedExecutions?,

timeout?,

): [Promise<void>, (...args: T) => void]

Type Parameters

T extends unknown[]

optional

fn: ((...args: T) => void) = [UNSUPPORTED]

optional

expectedExecutions = [UNSUPPORTED]

Milliseconds to wait before the promise is forcefully exited

optional

timeout = [UNSUPPORTED]

[Promise<void>, (...args: T) => void]