Move channel type to constructors

src/structures/DMChannel.js

@@ -11,6 +11,7 @@ const Collection = require('../util/Collection');
 class DMChannel extends Channel {
   constructor(client, data) {
     super(client, data);
+    this.type = 'dm';
     this.messages = new Collection();
     this._typing = new Map();
   }
@@ -24,7 +25,6 @@ class DMChannel extends Channel {
      */
     this.recipient = this.client.dataManager.newUser(data.recipients[0]);
 
-    this.type = 'dm';
     this.lastMessageID = data.last_message_id;
   }
 

src/structures/GroupDMChannel.js

@@ -33,6 +33,7 @@ const arraysEqual = require('../util/ArraysEqual');
 class GroupDMChannel extends Channel {
   constructor(client, data) {
     super(client, data);
+    this.type = 'group';
     this.messages = new Collection();
     this._typing = new Map();
   }
@@ -73,7 +74,6 @@ class GroupDMChannel extends Channel {
       }
     }
 
-    this.type = 'group';
     this.lastMessageID = data.last_message_id;
   }
 

src/structures/TextChannel.js

@@ -10,6 +10,7 @@ const Collection = require('../util/Collection');
 class TextChannel extends GuildChannel {
   constructor(guild, data) {
     super(guild, data);
+    this.type = 'text';
     this.messages = new Collection();
     this._typing = new Map();
   }
@@ -23,7 +24,6 @@ class TextChannel extends GuildChannel {
      */
     this.topic = data.topic;
 
-    this.type = 'text';
     this.lastMessageID = data.last_message_id;
   }
 

src/structures/VoiceChannel.js

@@ -14,6 +14,8 @@ class VoiceChannel extends GuildChannel {
      * @type {Collection<string, GuildMember>}
      */
     this.members = new Collection();
+
+    this.type = 'voice';
   }
 
   setup(data) {
@@ -30,8 +32,6 @@ class VoiceChannel extends GuildChannel {
      * @type {number}
      */
     this.userLimit = data.user_limit;
-
-    this.type = 'voice';
   }
 
   /**