Does D have too many features?

[Timon Gehr]

On 05/02/2012 05:25 PM, Andrei Alexandrescu wrote:
> On 5/2/12 10:20 AM, Timon Gehr wrote:
>> The interface is different:
>>
>> void main(){
>>     int[] a = [0,0,0];
>>     a[2] = 3;
>>     assert(2 !in a);
>> }
>>
>> vs.
>>
>> void main(){
>>     int[int] aa;
>>     aa[2] = 3;
>>     assert(2 in aa);
>> }
>
> The syntactic interface is the same.

Encapsulation of complexity is a problem if it is not obvious to the 
programmer. I am not sure it can even be called such if the semantics is 
different.

> That would be the semantic interface, which makes the idea twice as bad.
>
> Andrei

I tend to agree, but I think that the two points are mutually exclusive.