Created
October 21, 2015 14:08
-
-
Save diegosanchezr/29979d22c995b4180830 to your computer and use it in GitHub Desktop.
Infinite loop didSet
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
protocol AProtocol { | |
var someString: String { get } | |
} | |
class A: AProtocol { | |
var someString: String | |
init() { | |
someString = "A" | |
} | |
} | |
class B { | |
var myProperty: AProtocol! { | |
didSet { | |
self.doSomething() | |
} | |
} | |
func doSomething() { | |
NSLog(self.myProperty.someString) | |
} | |
} | |
let myB = B() | |
myB.myProperty = A() // infinite recursion | |
protocol AProtocol: class { | |
var someString: String { get } | |
} | |
class A: AProtocol { | |
var someString: String | |
init() { | |
someString = "A" | |
} | |
} | |
class B { | |
var myProperty: AProtocol! { | |
didSet { | |
self.doSomething() | |
} | |
} | |
func doSomething() { | |
NSLog(self.myProperty.someString) | |
} | |
} | |
let myB = B() | |
myB.myProperty = A() // now it works |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Why there is no issue like infinite loop in didSet in my code?
My Xcode version is Version 7.2 (7C68)