AssertFalse | /testing/types.ts | std@0.181.0

Module

std/testing/types.ts>AssertFalse

Deno standard library

denoland/deno_std

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Spy

spy

Has

type alias AssertFalse

import { type AssertFalse } from "https://dotland.deno.dev/std@0.181.0/testing/types.ts";

Asserts at compile time that the provided type argument's type resolves to false.

Examples

Example 1

import { AssertFalse, IsNever } from "https://deno.land/std@0.181.0/testing/types.ts";

const result = 1 as string | number | null;

type doTest = AssertFalse<IsNever<typeof result>>;

Type Parameters

T extends false

definition: never