Error: func(const(A) a) is not callable using argument types (const(A)

[Andrew Edwards via Digitalmars-d-learn]

On Tuesday, 30 May 2017 at 10:37:58 UTC, Biotronic wrote:
> On Tuesday, 30 May 2017 at 10:31:24 UTC, Daniel Kozak wrote:
>> import std.traits : fqn = fullyQualifiedName;
>
> Darnit. I just googled the template and got a result talking 
> about fqn!T. So yeah - this code:
>
> import std.traits;
>
> pragma(msg, fullyQualifiedName!ImVec2);
> pragma(msg, fullyQualifiedName!(typeof(CalcTextSize(label.ptr, 
> null, true))));
>
> --
>   Biotronic

This is exactly the cause. Output is follows:

     internal.ImVec2
     types.ImVec2

I'm leveraging types as I try to do my own port of the lib so 
CalcTextSize is returning an instance of ImVec2 as defined types 
and I'm trying to assign to one I have declared in internal.

Thanks.