Discussion Thread: DIP 1039--Static Arrays with Inferred Length--Community Review Round 1

Nick Treleaven nick at geany.org
Wed Jan 6 18:29:05 UTC 2021


On Wednesday, 6 January 2021 at 18:14:42 UTC, Luhrel wrote:
> It works only for the `int` type and above (and other types as 
> structs).
>
> example with short:
> ---
> extern(C) void main()
> {
>     import std.array;
>     auto a = [0, 1].staticArray!short;  // error
> }

Can be fixed (probably with another name):

//import std.array;
import std.stdio;

void main(){
     auto a = [1,2,3].staticArray!float;
     pragma(msg, typeof(a)); // float[3]
     a.writeln();
}

template staticArray(T) {
     T[n] staticArray(ulong n) (auto ref T[n] a) {return a;}
}



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