C++17 Init statement for if/switch

[Daniel Kozak via Digitalmars-d]

On Tuesday, 15 August 2017 at 19:04:32 UTC, Daniel Kozak wrote:
> On Tuesday, 15 August 2017 at 18:55:57 UTC, Daniel Kozak wrote:
>> C++17 will have this feature:
>> int func() return 5;
>>
>> with(auto x = func()) if (condition(x))
>>     do_something_with(x);
>> else
>>     do_something_else_with(x);
>
> this would be rewrite to
>
> int func() return 5;
>
> {
>     auto x = func();
>     if (condition(x))
>         do_something_with(x);
>     else
>         do_something_else_with(x);
> }

int func() { return 5; }