Delayed const variable initialization

[Jesse Phillips via Digitalmars-d-learn]

On Monday, 13 July 2015 at 14:41:36 UTC, Steven Schveighoffer 
wrote:
> You can also do a temporary lambda that you call immediately, 
> but I'm not 100% sure of the syntax. Someone will chime in with 
> the answer :)
>
> -Steve

Syntax is easy:

void main() {
     bool condition;
     const x = {
         if(condition) {
              return 1;
           } else {
              return 2;
           }
     }();
}