asserts.assertFalse | /functions/tests/deps.ts | hex@v0.4.9

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function asserts.assertFalse

import { asserts } from "https://deno.land/x/hex@v0.4.9/functions/tests/deps.ts";
const { assertFalse } = asserts;

assertFalse(expr: unknown, msg?): asserts expr is false

Make an assertion, error will be thrown if expr have truthy value.

Parameters

expr: unknown

optional

msg = [UNSUPPORTED]

asserts expr is false