1. /**

  2.  * Copyright (c) Meta Platforms, Inc. and affiliates.

  3.  *

  4.  * This source code is licensed under the MIT license found in the

  5.  * LICENSE file in the root directory of this source tree.

  6.  *

  7.  * @flow

  8.  */

  9. 

  10. export function addEventBubbleListener(

  11.   target: EventTarget,

  12.   eventType: string,

  13.   listener: Function,

  14. ): Function {

  15.   target.addEventListener(eventType, listener, false);

  16.   return listener;

  17. }

  18. 

  19. export function addEventCaptureListener(

  20.   target: EventTarget,

  21.   eventType: string,

  22.   listener: Function,

  23. ): Function {

  24.   target.addEventListener(eventType, listener, true);

  25.   return listener;

  26. }

  27. 

  28. export function addEventCaptureListenerWithPassiveFlag(

  29.   target: EventTarget,

  30.   eventType: string,

  31.   listener: Function,

  32.   passive: boolean,

  33. ): Function {

  34.   target.addEventListener(eventType, listener, {

  35.     capture: true,

  36.     passive,

  37.   });

  38.   return listener;

  39. }

  40. 

  41. export function addEventBubbleListenerWithPassiveFlag(

  42.   target: EventTarget,

  43.   eventType: string,

  44.   listener: Function,

  45.   passive: boolean,

  46. ): Function {

  47.   target.addEventListener(eventType, listener, {

  48.     passive,

  49.   });

  50.   return listener;

  51. }

  52. 

  53. export function removeEventListener(

  54.   target: EventTarget,

  55.   eventType: string,

  56.   listener: Function,

  57.   capture: boolean,

  58. ): void {

  59.   target.removeEventListener(eventType, listener, capture);

  60. }
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