Should this compile?

[Timon Gehr via Digitalmars-d-learn]

On 08/25/2015 08:29 PM, Vladimir Panteleev wrote:
>
> I think this is a bug, but is easily worked around with:
>
> auto test(string a) {
>      return .test(a, "b");
> }
>
> I suspect that the reason the error occurs, is that the auto return type
> automatically rewrites the function declaration into an eponymous
> template declaration.  ...

No true. In fact, doing so manually works around the problem. :o)

This compiles and runs:

import std.stdio;
import std.range : chain;

auto test()(string a) {
     return test(a,"b");
}

auto test(string a,string b) {
     return chain(a,b);
}

void main() {
     writeln(test("a"));
}