serwist
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A Swiss Army knife for service workers.
22 lines (20 loc) • 563 B
text/typescript
/*
Copyright 2020 Google LLC
Use of this source code is governed by an MIT-style
license that can be found in the LICENSE file or at
https://opensource.org/licenses/MIT.
*/
/**
* A utility method that makes it easier to use `event.waitUntil` with
* async functions and return the result.
*
* @param event
* @param asyncFn
* @returns
* @private
*/
export const waitUntil = <T = any>(event: ExtendableEvent, asyncFn: () => Promise<T>): Promise<T> => {
const returnPromise = asyncFn();
event.waitUntil(returnPromise);
return returnPromise;
};