struct inheritance
Reiner Pope
some at address.com
Thu Aug 30 23:01:44 PDT 2007
Bill Baxter wrote:
> Let us all turn our copies of WalterAndrei.pdf to page 40 where yea
> verily it doth say:
>
> struct M { int a; }
> struct S {
> M m;
> alias m this;
> int b;
> }
>
> Why not just allow mixin to do this?
>
> struct M { int a; }
> struct S {
> mixin M;
> int b;
> }
>
> That's basically the way it's done now except now it would be more like:
> template MMixin() { int a; }
> struct M { mixin M; }
> struct S { mixin M; int b; }
>
> Just let us treat a struct like a zero arg template for mixin purposes.
>
> --bb
Template mixins require that the sourcecode of the template is available
to the compiler. Aliases don't. In this sense at least, aliases are cleaner.
-- Reiner
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