puppeteer/src/common/assert.ts
Jack Franklin 9522f80116
chore: create common directory (#6042)
These files will be used by both the web and node versions of Puppeteer.
Another name for this might be "core" but I don't want to cause
confusion with the puppeteer-core package that we publish at the moment.
2020-06-18 15:53:23 +01:00

25 lines
871 B
TypeScript

/**
* Copyright 2020 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Asserts that the given value is truthy.
* @param value
* @param message - the error message to throw if the value is not truthy.
*/
export const assert = (value: unknown, message?: string): void => {
if (!value) throw new Error(message);
};