setStaleChunkReloadListener()
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setStaleChunkReloadListener() function
This API is provided as an alpha preview for developers and may change based on feedback that we receive. Do not use this API in a production environment.
Registers a listener invoked synchronously just before a stale-chunk hard reload, intended for telemetry. Called only when the reload actually happens — skipped reloads (loop-guard hits) do not fire the listener.
Signature:
export declare function setStaleChunkReloadListener(listener: StaleChunkReloadListener | undefined): void;
Parameters
|
Parameter |
Type |
Description |
|---|---|---|
|
listener |
StaleChunkReloadListener | undefined |
Returns:
void
Remarks
Trackers should send the event via navigator.sendBeacon or fetch with keepalive because the page is navigating away immediately afterwards.