assertFalse | /test.deps.ts | justaos_utils@v1.8.1

x/justaos_utils/test.deps.ts>assertFalse

Common utility functions used across projects

function assertFalse

Re-export

import { assertFalse } from "https://deno.land/x/justaos_utils@v1.8.1/test.deps.ts";

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

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

Examples

Example 1

import { assertFalse } from "https://deno.land/std@0.224.0/assert/assert_false.ts";

assertFalse(false); // Doesn't throw
assertFalse(true); // Throws

Parameters

expr: unknown

optional

msg = [UNSUPPORTED]

Returns

asserts expr is Falsy