Fix blank methods for user and textchannel

src/structures/TextChannel.js

@@ -28,6 +28,14 @@ class TextChannel extends GuildChannel {
 
     return this.store.add('messages', message);
   }
+
+  sendMessage() {
+    return;
+  }
+
+  sendTTSMessage() {
+    return;
+  }
 }
 
 TextBasedChannel.applyToClass(TextChannel);

src/structures/User.js

@@ -104,6 +104,10 @@ class User {
   sendMessage() {
     return;
   }
+
+  sendTTSMessage() {
+    return;
+  }
 }
 
 TextBasedChannel.applyToClass(User);