Proposal: Object/?? Destruction
Timon Gehr
timon.gehr at gmx.ch
Thu Oct 5 19:45:52 UTC 2017
On 05.10.2017 17:23, Seb wrote:
>>>
>>> auto {success, message} = callVoldermortFunction();
>>>
>>> This is concept is used in Kotlin. JavaScript es6 takes it even
>>> further (function parameters and arguments support object destruction)
>>>
>>>
>>
>> Why curly braces? Multiple function arguments are a form of built-in
>> tuple, so the syntax should be consistent:
>>
>> auto (success, message) = callVoldemortFunction();
>
>
> I think I can state the opinion of many D users here: I don't mind
> whether it will be curly braces or round parentheses - the important
> thing is that we will be able to use it in the foreseeable future :)
>
>> The only unresolved question is (as using the result of the comma
>> operator has been deprecated already): How to write a unary tuple. My
>> favourite is what python does: "(3,)". This is however already
>> accepted as a function argument list. I think it is worth breaking
>> though. Maybe we should deprecate it.
>
> +1
I'll create a DIP as soon as I can.
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