Errors in TDPL

[Norbert Nemec]

On 22/06/10 00:35, Leandro Lucarella wrote:
> Andrei Alexandrescu, el 21 de junio a las 17:43 me escribiste:
>> If efficiency is still sub-par, retro could detect that it's working
>> with iota and generate specialized code. That's not too difficult;
>> for integers, retro(iota(a, b)) could actually be a rewrite to
>> iota(b - 1, a, -1). Figuring out all corner cases, steps greater
>> than 1, and what to do for floating point numbers is doable but not
>> trivial either, and works against modularity. Anyway, it does look
>> like it's all about an implementation matter.
>
> I'm scared, I've heard that in C++ so many times... =)

Writing an efficient library is a complex task. No language will ever 
change that.

The beauty of D is that this complexity can be hidden from the user 
(unlike in C++ where error messages become increasingly ugly).