Why not?

[Matti Niemenmaa]

Uriel wrote:
> class Foo {
>   private Foo[] m_SomeData;
> 
>   public this(int a, double b, string c) {}
> 
>   public Foo append(Foo obj) {
>     m_SomeData ~= obj;
>     return this;
>   }
> }
> 
> void foo(Foo obj) {}
> 
> void main() {
>   foo(1, 1.0, "1");
> 
>   Foo obj = new Foo();
>   obj.append(1, 1.0, "1").append(2, 2.0, "2");
> }
> 
> Why not to do implicitly cast of these three parameters to new Foo 
> object. We know that bar should recieve a Foo object and we have a call 
> with parameters which exactly match one of Foo's constructors. It could 
> be a nice syntactic sugar though not very hard to implement I think.

This feature already exists, you just need to declare append and foo a 
bit differently:

public Foo append(Foo obj...) {}
void foo(Foo obj...) {}