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.
