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Class: BroadcastUpdatePlugin

workbox-broadcast-update.BroadcastUpdatePlugin

class   static
Version     6.1.1

This plugin will automatically broadcast a message whenever a cached response is updated.

Constructor

BroadcastUpdatePlugin

new BroadcastUpdatePlugin(options)

Construct a BroadcastCacheUpdate instance with the passed options and calls its notifyIfUpdated() method whenever the plugin's cacheDidUpdate callback is invoked.

Parameter

options

Optional

Object

Values in options have the following properties:

Parameter

headersToCheck

Optional

Array of string

A list of headers that will be used to determine whether the responses differ.

generatePayload

Optional

string

A function whose return value will be used as the payload field in any cache update messages sent to the window clients.