Re: [swift-users] Should Array's `append(_)` function cause `didSet`?

Thanks. Zhao Xin On Tue, Jul 11, 2017 at 2:29 AM, Jordan Rose wrote: > > > On Jul 7, 2017, at 22:50, Marco S Hyman via swift-users < > swift-users@swift.org> wrote: > > > On Jul 7, 2017, at 9:48 PM, Zhao Xin wrote: > > Thank you very much Marco. But

Re: [swift-users] Should Array's `append(_)` function cause `didSet`?

> On Jul 7, 2017, at 22:50, Marco S Hyman via swift-users > wrote: > > >> On Jul 7, 2017, at 9:48 PM, Zhao Xin wrote: >> >> Thank you very much Marco. But What is “outside of an initializer” really >> bothers me. **Both** `func

Re: [swift-users] Should Array's `append(_)` function cause `didSet`?

> On Jul 7, 2017, at 9:48 PM, Zhao Xin wrote: > > Thank you very much Marco. But What is “outside of an initializer” really > bothers me. **Both** `func bar(keysAndValues:Dictionary)` > works now. **Are they really outside ?** Uhhh, that is certainly not

Re: [swift-users] Should Array's `append(_)` function cause `didSet`?

Thank you very much Marco. But What is “outside of an initializer” really bothers me. **Both** `func bar(keysAndValues:Dictionary)` works now. **Are they really outside ?** struct Foo { var keys = ["z","y","x"] { didSet { keys.sort() }

Re: [swift-users] Should Array's `append(_)` function cause `didSet`?

> init(keysAndValues:Dictionary) { > self.keys.append(contentsOf: keysAndValues.keys) > } > > Above code doesn't call `didSet` in playground. My .swift file is similar and > didn't call `didSet` either. However, if without a struct, `didSet` is called. “If

Re: [swift-users] Should Array's `append(_)` function cause `didSet`?

import Cocoa struct Foo { var keys = ["z","y","x"] { didSet { keys.sort() } } init(keysAndValues:Dictionary) { self.keys.append(contentsOf: keysAndValues.keys) } } let keysAndValues:Dictionary =

Re: [swift-users] Should Array's `append(_)` function cause `didSet`?

It definitely should. Can you show the code where it wasn’t being called? Thanks! Jordan > On Jul 7, 2017, at 00:31, Zhao Xin via swift-users > wrote: > > Should Array's `append(_)` functions cause the array's `didSet`? > In my own test, it did call `didSet` in

[swift-users] Should Array's `append(_)` function cause `didSet`?

Should Array's `append(_)` functions cause the array's `didSet`? In my own test, it did call `didSet` in Playground. But in .swift files, it didn't call. Is this a known bug or something? Which is correct? Xcode Version 9.0 beta 2 (9M137d)​ swift --version Apple Swift version 4.0