What's missing to make D2 feature complete?

[via Digitalmars-d]

On Tuesday, 23 December 2014 at 01:42:49 UTC, ketmar via 
Digitalmars-d wrote:
> i really really hate immutable integer args, for example, and 
> can't
> see any sense in doing it. that's why i wondered.

It might be a bit annoying for short functions, but in principle 
the function signature should be written for the user (document 
an encapsulated interface) and exposing irrelevant aspects of the 
implementation in the interface is "bad taste".