deno.land / std@0.224.0 / assert / assert_match.ts

assert_match.ts
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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.// This module is browser compatible.import { AssertionError } from "./assertion_error.ts";
/** * Make an assertion that `actual` match RegExp `expected`. If not * then throw. * * @example * ```ts * import { assertMatch } from "https://deno.land/std@$STD_VERSION/assert/assert_match.ts"; * * assertMatch("Raptor", RegExp(/Raptor/)); // Doesn't throw * assertMatch("Denosaurus", RegExp(/Raptor/)); // Throws * ``` */export function assertMatch( actual: string, expected: RegExp, msg?: string,) { if (!expected.test(actual)) { const msgSuffix = msg ? `: ${msg}` : "."; msg = `Expected actual: "${actual}" to match: "${expected}"${msgSuffix}`; throw new AssertionError(msg); }}
std

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Tagged at
3 weeks ago