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

[Jordan Rose]

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 <swift-users at swift.org> wrote:
> 
> 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 (swiftlang-900.0.45.6 clang-900.0.26)
> Target: x86_64-apple-macosx10.9
> 
> 
> Zhao Xin
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