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WIP: updates event target type for service workers #40881

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WIP: updates event target type for service workers #40881

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12 changes: 8 additions & 4 deletions lib/lib.dom.d.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -5299,7 +5299,7 @@ interface Event {
/**
* Returns the object whose event listener's callback is currently being invoked.
*/
readonly currentTarget: EventTarget | null;
readonly currentTarget: EventTarget | ServiceWorker | null;
/**
* Returns true if preventDefault() was invoked successfully to indicate cancelation, and false otherwise.
*/
Expand All @@ -5318,7 +5318,7 @@ interface Event {
/**
* Returns the object to which event is dispatched (its target).
*/
readonly target: EventTarget | null;
readonly target: EventTarget | ServiceWorker | null;
/**
* Returns the event's timestamp as the number of milliseconds measured relative to the time origin.
*/
Expand Down Expand Up @@ -14870,13 +14870,17 @@ interface ServiceUIFrameContext {
}
declare var ServiceUIFrameContext: ServiceUIFrameContext;

interface ServiceWorkerEvent extends Event {
readonly target: ServiceWorker;
}

interface ServiceWorkerEventMap extends AbstractWorkerEventMap {
"statechange": Event;
"statechange": ServiceWorkerEvent;
}

/** This ServiceWorker API interface provides a reference to a service worker. Multiple browsing contexts (e.g. pages, workers, etc.) can be associated with the same service worker, each through a unique ServiceWorker object. */
interface ServiceWorker extends EventTarget, AbstractWorker {
onstatechange: ((this: ServiceWorker, ev: Event) => any) | null;
onstatechange: ((this: ServiceWorker, ev: ServiceWorkerEvent) => any) | null;
readonly scriptURL: string;
readonly state: ServiceWorkerState;
postMessage(message: any, transfer: Transferable[]): void;
Expand Down