function failimport { fail } from "https://dotland.deno.dev/x/proc@0.21.9/tests/deps/asserts.ts"; fail(msg?: string): neverForcefully throws a failed assertion. ExamplesExample 1 import { fail } from "https://deno.land/std@$STD_VERSION/assert/fail.ts"; fail("Deliberately failed!"); // Throws Parametersoptionalmsg: stringReturnsnever