QtD is suspended

Max Samukha spambox at d-coding.com
Fri Sep 17 09:23:19 PDT 2010


On 09/17/2010 06:48 PM, Michel Fortin wrote:
> On 2010-09-17 11:14:21 -0400, Andrei Alexandrescu
> <SeeWebsiteForEmail at erdani.org> said:
>
> Now that I think of it, you don't need a fancy struct to make this
> problem appear, you just need two layers of functions:
>
> void fun(const(int[int]) hash) {
> fun(hash); // calling ourself, how can we copy hash?
> }
>
> Although in this case we could probably assert() that hash is already
> initialized.
>
> In my mind it's simpler to just explain the notion that an uninitialized
> hash is null and detached from anything else until initialized. Objects
> works like this (minus the implicit initialization part), so it
> shouldn't be too hard to understand. Better have pragmatic semantics
> that work rather than idealistic semantics that fail at a number of cases.
>

Another difference between object and AA - if one wants to initialize a 
class object reference, he does it with a sane syntax. To eagerly 
initialize an empty AA, woodoo is needed.



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