Why D functions paramter can not implicit infer type of Variant?
Ali Çehreli
acehreli at yahoo.com
Wed Jan 13 17:29:12 UTC 2021
On 1/13/21 8:17 AM, Marcone wrote:
> import std;
>
> void a(int b){
> }
>
> void main()
> {
> Variant c = 10;
> a(c); // Error
> }
>
> Need more sugar.
That can't work in a strongly statically typed language. The call a(c)
is decided at compile time but Variant is not an int at compile time.
It could only work if Variant were a user-defined type that had an
automatic conversion to int with 'alias this'.
Ali
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