chore: add strict mode (#2974)

src/client/voice/ClientVoiceManager.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const Collection = require('../../util/Collection');
 const { VoiceStatus } = require('../../util/Constants');
 const VoiceConnection = require('./VoiceConnection');

src/client/voice/VoiceBroadcast.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const EventEmitter = require('events');
 const BroadcastAudioPlayer = require('./player/BroadcastAudioPlayer');
 const DispatcherSet = require('./util/DispatcherSet');

src/client/voice/VoiceConnection.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const VoiceWebSocket = require('./networking/VoiceWebSocket');
 const VoiceUDP = require('./networking/VoiceUDPClient');
 const Util = require('../../util/Util');

src/client/voice/dispatcher/BroadcastDispatcher.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const StreamDispatcher = require('./StreamDispatcher');
 
 /**

src/client/voice/dispatcher/StreamDispatcher.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const VolumeInterface = require('../util/VolumeInterface');
 const { Writable } = require('stream');
 

src/client/voice/networking/VoiceUDPClient.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const udp = require('dgram');
 const { VoiceOPCodes } = require('../../../util/Constants');
 const EventEmitter = require('events');

src/client/voice/networking/VoiceWebSocket.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const { OPCodes, VoiceOPCodes } = require('../../../util/Constants');
 const EventEmitter = require('events');
 const { Error } = require('../../../errors');

src/client/voice/player/AudioPlayer.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const BasePlayer = require('./BasePlayer');
 
 /**

src/client/voice/player/BasePlayer.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const EventEmitter = require('events').EventEmitter;
 const { Readable: ReadableStream } = require('stream');
 const prism = require('prism-media');

src/client/voice/player/BroadcastAudioPlayer.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const BroadcastDispatcher = require('../dispatcher/BroadcastDispatcher');
 const BasePlayer = require('./BasePlayer');
 

src/client/voice/receiver/PacketHandler.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const secretbox = require('../util/Secretbox');
 const EventEmitter = require('events');
 

src/client/voice/receiver/Receiver.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const EventEmitter = require('events');
 const prism = require('prism-media');
 const PacketHandler = require('./PacketHandler');

src/client/voice/util/DispatcherSet.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const { Events } = require('../../../util/Constants');
 
 /**

src/client/voice/util/PlayInterface.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const { Readable } = require('stream');
 const prism = require('prism-media');
 const { Error } = require('../../../errors');

src/client/voice/util/Secretbox.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const libs = {
   sodium: sodium => ({
     open: sodium.api.crypto_secretbox_open_easy,

src/client/voice/util/Silence.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const { Readable } = require('stream');
 
 const SILENCE_FRAME = Buffer.from([0xF8, 0xFF, 0xFE]);

src/client/voice/util/VolumeInterface.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const EventEmitter = require('events');
 
 /**