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19 lines
461 B
TypeScript
19 lines
461 B
TypeScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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// This module is browser compatible.
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import { assert } from "./assert.ts";
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/**
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* Forcefully throws a failed assertion.
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*
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* @example
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* ```ts
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* import { fail } from "@std/assert/fail";
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*
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* fail("Deliberately failed!"); // Throws
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* ```
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*/
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export function fail(msg?: string): never {
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const msgSuffix = msg ? `: ${msg}` : ".";
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assert(false, `Failed assertion${msgSuffix}`);
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}
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