Re: Making alias of a struct field needs "this".

[Ali Çehreli via Digitalmars-d-learn]

On 6/2/20 1:56 AM, realhet wrote:

> struct A{
>    struct B{ int c; }
>    B b;
>
>    auto f(){
>      alias d = b.c;
The spec explicitly says it's not legal: "Aliases cannot be used for 
expressions" (Item 10):

  https://dlang.org/spec/declaration.html#alias

I use nested functions for such cases:

  auto f(){
    auto d() {
      return b.c;
    }
    return d;
  }

Ali