Use condition shorthand for return in getFirstMentionedUser()

- Use condition shorthand syntax for return statements in function getFirstMentionedUser()
- Fixed logic error for collection length checking, collection length is never negative
- Bumped version to v2.3.0-beta1

Author: LightWayUp

index.js

@@ -892,10 +892,7 @@ function getFirstMentionedUser(message) {
         throw new TypeError("Incorrect type for getFirstMentionedUser argument!");
     }
     const mentionsCollection = message.mentions.members;
-    if (mentionsCollection.length <= 0) {
-        return;
-    }
-    return mentionsCollection.first();
+    return mentionsCollection.length === 0 ? undefined : mentionsCollection.first();
 }
 
 function isInteger(string, acceptSign) {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "chillbot",
-  "version": "2.3.0-alpha1",
+  "version": "2.3.0-beta1",
   "description": "Chill!",
   "keywords": [
     "discord",