Classes. C++ to D

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On Sunday, 3 May 2015 at 17:35:42 UTC, Dennis Ritchie wrote:
> Hi,
> How can I rewrite this code to the D?
>
> -----
> #include <string>
> #include <iostream>
>
> class A {
>      public:
>      std::string a() {
>          return std::string("foo");
>      }
> };
>
> class B {
>      public:
>      std::string b(){
>          return std::string("bar");
>      }
> };
>
> class C : public A, public B {};
>
> int main () {
>
>      C c;
>
>      std::cout << c.a() << c.b() << std::endl;
>
>      return 0;
> }

This is not really doable right now in D. You can forward the 
function calls to a and b easily enough, but you can't inherit 
from more than one class. Once the multiple alias this patch gets 
merged you will be able to do this in D.