Add reciever name to output to make problem visible.

Author: Anton Soloviev

Design-Patterns.playground.zip

@@ -287,9 +287,11 @@ The mediator pattern is used to reduce coupling between classes that communicate
 */
 
 class Colleague {
+    let name: String
     let mediator: Mediator
 
-    init(mediator: Mediator) {
+    init(name: String, mediator: Mediator) {
+        self.name = name
         self.mediator = mediator
     }
 
@@ -324,7 +326,7 @@ class MessageMediator: Mediator {
 
 class ConcreteColleague: Colleague {
     override func receive(message: String) {
-        print("Colleague received: \(message)")
+        print("Colleague \(name) received: \(message)")
     }
 }
 
@@ -333,8 +335,8 @@ class ConcreteColleague: Colleague {
 */
 
 let messagesMediator = MessageMediator()
-let user0 = ConcreteColleague(mediator: messagesMediator)
-let user1 = ConcreteColleague(mediator: messagesMediator)
+let user0 = ConcreteColleague(name: "0", mediator: messagesMediator)
+let user1 = ConcreteColleague(name: "1", mediator: messagesMediator)
 messagesMediator.addColleague(user0)
 messagesMediator.addColleague(user1)
 

Design-Patterns.playground/Pages/Behavioral.xcplaygroundpage/Contents.swift

@@ -12,6 +12,12 @@ A short cheat-sheet with Xcode 7beta Playground ([Design-Patterns.playground.zip
 * [Structural](#structural)
 
 
+```swift
+ Behavioral |
+ [Creational](Creational) |
+ [Structural](Structural)
+```
+
 Behavioral
 ==========
 
@@ -20,6 +26,7 @@ Behavioral
 >**Source:** [wikipedia.org](http://en.wikipedia.org/wiki/Behavioral_pattern)
 
 ```swift
+
 import Swift
 import Foundation
 ```
@@ -325,9 +332,11 @@ The mediator pattern is used to reduce coupling between classes that communicate
 
 
 class Colleague {
+    let name: String
     let mediator: Mediator
 
-    init(mediator: Mediator) {
+    init(name: String, mediator: Mediator) {
+        self.name = name
         self.mediator = mediator
     }
 
@@ -362,7 +371,7 @@ class MessageMediator: Mediator {
 
 class ConcreteColleague: Colleague {
     override func receive(message: String) {
-        print("Colleague received: \(message)")
+        print("Colleague \(name) received: \(message)")
     }
 }
 
@@ -374,8 +383,8 @@ class ConcreteColleague: Colleague {
 
 
 let messagesMediator = MessageMediator()
-let user0 = ConcreteColleague(mediator: messagesMediator)
-let user1 = ConcreteColleague(mediator: messagesMediator)
+let user0 = ConcreteColleague(name: "0", mediator: messagesMediator)
+let user1 = ConcreteColleague(name: "1", mediator: messagesMediator)
 messagesMediator.addColleague(user0)
 messagesMediator.addColleague(user1)
 
@@ -696,6 +705,11 @@ Creational
 >
 >**Source:** [wikipedia.org](http://en.wikipedia.org/wiki/Creational_pattern)
 
+```swift
+
+import Swift
+import Foundation
+```
 
 🌰 Abstract Factory
 -------------------
@@ -981,6 +995,11 @@ Structural
 >
 >**Source:** [wikipedia.org](http://en.wikipedia.org/wiki/Structural_pattern)
 
+```swift
+
+import Swift
+import Foundation
+```
 
 🔌 Adapter
 ----------

README.md

@@ -8,9 +8,11 @@ The mediator pattern is used to reduce coupling between classes that communicate
 */
 
 class Colleague {
+    let name: String
     let mediator: Mediator
 
-    init(mediator: Mediator) {
+    init(name: String, mediator: Mediator) {
+        self.name = name
         self.mediator = mediator
     }
 
@@ -45,7 +47,7 @@ class MessageMediator: Mediator {
 
 class ConcreteColleague: Colleague {
     override func receive(message: String) {
-        print("Colleague received: \(message)")
+        print("Colleague \(name) received: \(message)")
     }
 }
 
@@ -54,8 +56,8 @@ class ConcreteColleague: Colleague {
 */
 
 let messagesMediator = MessageMediator()
-let user0 = ConcreteColleague(mediator: messagesMediator)
-let user1 = ConcreteColleague(mediator: messagesMediator)
+let user0 = ConcreteColleague(name: "0", mediator: messagesMediator)
+let user1 = ConcreteColleague(name: "1", mediator: messagesMediator)
 messagesMediator.addColleague(user0)
 messagesMediator.addColleague(user1)