[swift-evolution] [Review] SE-0018 Flexible Memberwise Initialization

[Matthew Johnson]

> On Jan 7, 2016, at 12:37 PM, Joe Groff <jgroff at apple.com> wrote:
> 
> 
>> On Jan 7, 2016, at 10:32 AM, David Owens II <david at owensd.io <mailto:david at owensd.io>> wrote:
>> 
>> And this is more clear than this?
>> 
>> class Foo {
>>   var x,y,z: Int
>>   init(x: Int, y: Int, z: Int) {
>>     self.x = x
>>     self.y = y
>>     self.z = z
>>   }
>> }
> 
> No, it isn't, but Matthew asked… I'm personally not too motivated to support anything more than all-or-nothing memberwise initialization, and tend to agree that anything more specialized deserves an explicit implementation.

Maybe you would feel differently if you were an app developer.  Different kinds of code have different needs.  The most important use cases I have in mind are related to UI code, which is often the majority of the code in an app.

Matthew
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