Cleanup; pretty

back/src/Model/GameRoom.ts

@@ -224,19 +224,18 @@ export class GameRoom {
         } else {
             // If the user is part of a group:
             //  should he leave the group?
-            const leaveIfOutOfRadius = (user: User) => {
-                if (user.group === undefined) {
+            const users = user.group.getUsers().filter((u) => !u.hasFollowers() && !u.following);
+            users.forEach((foreignUser: User) => {
+                if (foreignUser.group === undefined) {
                     return;
                 }
-                const usrPos = user.getPosition();
-                const grpPos = user.group.getPosition();
+                const usrPos = foreignUser.getPosition();
+                const grpPos = foreignUser.group.getPosition();
                 const distance = GameRoom.computeDistanceBetweenPositions(usrPos, grpPos);
                 if (distance > this.groupRadius) {
-                    this.leaveGroup(user);
+                    this.leaveGroup(foreignUser);
                 }
-            };
-            const users = user.group.getUsers().filter((u) => !u.hasFollowers() && !u.following);
-            users.forEach((foreignUser) => leaveIfOutOfRadius(foreignUser));
+            });
         }
     }
 

back/src/Model/Group.ts

@@ -156,7 +156,7 @@ export class Group implements Movable {
     /**
      * A group can have at most one person leading the way in it.
      */
-    get leader(): User|undefined {
+    get leader(): User | undefined {
         for (const user of this.users) {
             if (user.hasFollowers()) {
                 return user;

back/src/Model/User.ts

@@ -6,7 +6,9 @@ import { PositionNotifier } from "_Model/PositionNotifier";
 import { ServerDuplexStream } from "grpc";
 import {
     BatchMessage,
-    CompanionMessage, FollowAbortMessage, FollowConfirmationMessage,
+    CompanionMessage,
+    FollowAbortMessage,
+    FollowConfirmationMessage,
     PusherToBackMessage,
     ServerToClientMessage,
     SubMessage,
@@ -18,7 +20,7 @@ export type UserSocket = ServerDuplexStream<PusherToBackMessage, ServerToClientM
 export class User implements Movable {
     public listenedZones: Set<Zone>;
     public group?: Group;
-    private _following: User|undefined;
+    private _following: User | undefined;
     private followedBy: Set<User> = new Set<User>();
 
     public constructor(