Merge pull request #686 from scala-js/feature/event-listener-options-signal

Add `EventListenerOptions#signal`

Author: japgolly

api-reports/2_12.txt

@@ -1822,6 +1822,7 @@ EventInit[JT] var scoped: js.UndefOr[Boolean]
 EventListenerOptions[JT] var capture: js.UndefOr[Boolean]
 EventListenerOptions[JT] var once: js.UndefOr[Boolean]
 EventListenerOptions[JT] var passive: js.UndefOr[Boolean]
+EventListenerOptions[JT] var signal: js.UndefOr[AbortSignal]
 EventSource[JC] def addEventListener[T <: Event](`type`: String, listener: js.Function1[T, _], options: EventListenerOptions): Unit
 EventSource[JC] def addEventListener[T <: Event](`type`: String, listener: js.Function1[T, _], useCapture: Boolean?): Unit
 EventSource[JC] def close(): Unit

api-reports/2_13.txt

@@ -1822,6 +1822,7 @@ EventInit[JT] var scoped: js.UndefOr[Boolean]
 EventListenerOptions[JT] var capture: js.UndefOr[Boolean]
 EventListenerOptions[JT] var once: js.UndefOr[Boolean]
 EventListenerOptions[JT] var passive: js.UndefOr[Boolean]
+EventListenerOptions[JT] var signal: js.UndefOr[AbortSignal]
 EventSource[JC] def addEventListener[T <: Event](`type`: String, listener: js.Function1[T, _], options: EventListenerOptions): Unit
 EventSource[JC] def addEventListener[T <: Event](`type`: String, listener: js.Function1[T, _], useCapture: Boolean?): Unit
 EventSource[JC] def close(): Unit

dom/src/main/scala/org/scalajs/dom/EventListenerOptions.scala

@@ -26,4 +26,9 @@ trait EventListenerOptions extends js.Object {
     * See Improving scrolling performance with passive listeners to learn more.
     */
   var passive: js.UndefOr[Boolean] = js.undefined
+
+  /** An AbortSignal. The listener will be removed when the given AbortSignal object's abort() method is called. If not
+    * specified, no AbortSignal is associated with the listener.
+    */
+  var signal: js.UndefOr[AbortSignal] = js.undefined
 }