assert | /testing/asserts.ts | std@0.74.0

Deno standard library

function assert

import { assert } from "https://deno.land/std@0.74.0/testing/asserts.ts";

assert(expr: unknown, msg?): asserts expr

Make an assertion, error will be thrown if expr does not have truthy value.

Parameters

expr: unknown

optional

msg = [UNSUPPORTED]

asserts expr