setCatchHandler.ts
816 Bytes
/*
Copyright 2019 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.
*/
import {RouteHandler} from 'workbox-core/types.js';
import {getOrCreateDefaultRouter} from './utils/getOrCreateDefaultRouter.js';
import './_version.js';
/**
* If a Route throws an error while handling a request, this `handler`
* will be called and given a chance to provide a response.
*
* @param {workbox-routing~handlerCallback} handler A callback
* function that returns a Promise resulting in a Response.
*
* @memberof workbox-routing
*/
function setCatchHandler(handler: RouteHandler): void {
const defaultRouter = getOrCreateDefaultRouter();
defaultRouter.setCatchHandler(handler);
}
export {setCatchHandler};