18842529445

Committed 27 Oct 2025 01:24PM UTC coverage: 88.6% (-0.006%) from 88.606%

Build # 18842529445

Build Type

push

github

Committed by

web-flow

Commit Message

chore(deps-dev): bump tar-fs from 3.1.0 to 3.1.1 (#3521)

Bumps [tar-fs](https://github.com/mafintosh/tar-fs) from 3.1.0 to 3.1.1.
- [Commits](https://github.com/mafintosh/tar-fs/compare/v3.1.0...v3.1.1)

---
updated-dependencies:
- dependency-name: tar-fs
  dependency-version: 3.1.1
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Run Details

5254 of 7154 branches covered (73.44%)

14425 of 16281 relevant lines covered (88.6%)

24349.53 hits per line

Source File
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75.0

/src/engine/Util/WebAudio.ts

import { AudioContextFactory } from '../Resources/Sound/AudioContext';
import { Logger } from './Log';

export interface LegacyWebAudioSource {
  playbackState: string;
  PLAYING_STATE: 'playing';
  FINISHED_STATE: 'finished';
}

/**
 * Patch for detecting legacy web audio in browsers
 * @internal
 * @param source
 */
function isLegacyWebAudioSource(source: any): source is LegacyWebAudioSource {
  return !!source.playbackState;
}

export class WebAudio {
  private static _UNLOCKED: boolean = false;

  /**
   * Play an empty sound to unlock Safari WebAudio context. Call this function
   * right after a user interaction event.
   * @source https://paulbakaus.com/tutorials/html5/web-audio-on-ios/
   */
  static unlock(): Promise<boolean> {
    const promise = new Promise<boolean>((resolve, reject) => {
      if (WebAudio._UNLOCKED || !AudioContextFactory.create()) {
        return resolve(true);
      }
      const unlockTimeoutTimer = setTimeout(() => {
        Logger.getInstance().warn('Excalibur was unable to unlock the audio context, audio probably will not play in this browser.');
        resolve(false);
      }, 200);

      const audioContext = AudioContextFactory.create();
      audioContext.resume().then(
        () => {
          // create empty buffer and play it
          const buffer = audioContext.createBuffer(1, 1, 22050);
          const source = audioContext.createBufferSource();
          let ended = false;

          source.buffer = buffer;
          source.connect(audioContext.destination);
          source.onended = () => (ended = true);

          source.start(0);

          // by checking the play state after some time, we know if we're really unlocked
          setTimeout(() => {
            if (isLegacyWebAudioSource(source)) {
              if (source.playbackState === source.PLAYING_STATE || source.playbackState === source.FINISHED_STATE) {
                WebAudio._UNLOCKED = true;
              }
            } else {
              if (audioContext.currentTime > 0 || ended) {
                WebAudio._UNLOCKED = true;
              }
            }
          }, 0);

          clearTimeout(unlockTimeoutTimer);
          resolve(true);
        },
        () => {
          reject();
        }
      );
    });

    return promise;
  }

  static isUnlocked() {
    return this._UNLOCKED;
  }
}

1	import { AudioContextFactory } from '../Resources/Sound/AudioContext';
2	import { Logger } from './Log';
3
4	export interface LegacyWebAudioSource {
5	playbackState: string;
6	PLAYING_STATE: 'playing';
7	FINISHED_STATE: 'finished';
8	}
9
10	/**
11	* Patch for detecting legacy web audio in browsers
12	* @internal
13	* @param source
14	*/
15	function isLegacyWebAudioSource(source: any): source is LegacyWebAudioSource {
16	return !!source.playbackState;	1✔
17	}
18
19	export class WebAudio {	248✔
20	private static _UNLOCKED: boolean = false;
21
22	/**
23	* Play an empty sound to unlock Safari WebAudio context. Call this function
24	* right after a user interaction event.
25	* @source https://paulbakaus.com/tutorials/html5/web-audio-on-ios/
26	*/
27	static unlock(): Promise<boolean> {
28	const promise = new Promise<boolean>((resolve, reject) => {	16✔
29	if (WebAudio._UNLOCKED \|\| !AudioContextFactory.create()) {	16✔
30	return resolve(true);	15✔
31	}
32	const unlockTimeoutTimer = setTimeout(() => {	1✔
33	Logger.getInstance().warn('Excalibur was unable to unlock the audio context, audio probably will not play in this browser.');	×
34	resolve(false);	×
35	}, 200);
36
37	const audioContext = AudioContextFactory.create();	1✔
38	audioContext.resume().then(	1✔
39	() => {
40	// create empty buffer and play it
41	const buffer = audioContext.createBuffer(1, 1, 22050);	1✔
42	const source = audioContext.createBufferSource();	1✔
43	let ended = false;	1✔
44
45	source.buffer = buffer;	1✔
46	source.connect(audioContext.destination);	1✔
47	source.onended = () => (ended = true);	1✔
48
49	source.start(0);	1✔
50
51	// by checking the play state after some time, we know if we're really unlocked
52	setTimeout(() => {	1✔
53	if (isLegacyWebAudioSource(source)) {	1!
54	if (source.playbackState === source.PLAYING_STATE \|\| source.playbackState === source.FINISHED_STATE) {	×
55	WebAudio._UNLOCKED = true;	×
56	}
57	} else {
58	if (audioContext.currentTime > 0 \|\| ended) {	1!
59	WebAudio._UNLOCKED = true;	×
60	}
61	}
62	}, 0);
63
64	clearTimeout(unlockTimeoutTimer);	1✔
65	resolve(true);	1✔
66	},
67	() => {
68	reject();	×
69	}
70	);
71	});
72
73	return promise;	16✔
74	}
75
76	static isUnlocked() {
77	return this._UNLOCKED;	×
78	}
79	}

excaliburjs / Excalibur / 18842529445

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