feat: expose all versions on `player.vhs.version()` and `HlsHandler.version` (#633)

src/videojs-http-streaming.js

@@ -28,7 +28,11 @@ import {
   comparePlaylistBandwidth,
   comparePlaylistResolution
 } from './playlist-selectors.js';
-import { version } from '../package.json';
+import {version as vhsVersion} from '../package.json';
+import {version as muxVersion} from 'mux.js/package.json';
+import {version as mpdVersion} from 'mpd-parser/package.json';
+import {version as m3u8Version} from 'm3u8-parser/package.json';
+import {version as aesVersion} from 'aes-decrypter/package.json';
 // import needed to register middleware
 import './middleware-set-current-time';
 
@@ -713,6 +717,26 @@ class HlsHandler extends Component {
     }
   }
 
+  /**
+   * return the version
+   */
+  static version() {
+    return {
+      '@videojs/http-streaming': vhsVersion,
+      'mux.js': muxVersion,
+      'mpd-parser': mpdVersion,
+      'm3u8-parser': m3u8Version,
+      'aes-decrypter': aesVersion
+    };
+  }
+
+  /**
+   * return the version
+   */
+  version() {
+    return this.constructor.version();
+  }
+
   /**
    * Begin playing the video.
    */
@@ -799,7 +823,7 @@ class HlsHandler extends Component {
  */
 const HlsSourceHandler = {
   name: 'videojs-http-streaming',
-  VERSION: version,
+  VERSION: vhsVersion,
   canHandleSource(srcObj, options = {}) {
     const localOptions = videojs.mergeOptions(videojs.options, options);
 

test/videojs-http-streaming.test.js

@@ -32,6 +32,12 @@ import window from 'global/window';
 // we need this so the plugin registers itself
 import 'videojs-contrib-quality-levels';
 
+import {version as vhsVersion} from '../package.json';
+import {version as muxVersion} from 'mux.js/package.json';
+import {version as mpdVersion} from 'mpd-parser/package.json';
+import {version as m3u8Version} from 'm3u8-parser/package.json';
+import {version as aesVersion} from 'aes-decrypter/package.json';
+
 let testOrSkip = 'test';
 
 // some tests just don't work reliably on ie11 or edge
@@ -106,6 +112,27 @@ QUnit.module('HLS', {
   }
 });
 
+QUnit.test('version is exported', function(assert) {
+  this.player.src({
+    src: 'manifest/playlist.m3u8',
+    type: 'application/vnd.apple.mpegurl'
+  });
+
+  this.clock.tick(1);
+
+  assert.ok(this.player.vhs.version, 'version function');
+  assert.ok(videojs.HlsHandler.version, 'version function');
+
+  assert.deepEqual(this.player.vhs.version(), {
+    '@videojs/http-streaming': vhsVersion,
+    'mux.js': muxVersion,
+    'mpd-parser': mpdVersion,
+    'm3u8-parser': m3u8Version,
+    'aes-decrypter': aesVersion
+  }, 'version is correct');
+
+});
+
 QUnit.test('deprecation warning is show when using player.hls', function(assert) {
   const oldWarn = videojs.log.warn;
   let warning = '';