[fpc-pascal] How to avoid namespace name clashes after USES ?

Marcos Douglas md at delfire.net
Tue Aug 21 22:19:42 CEST 2012

On Tue, Aug 21, 2012 at 4:42 PM, Jorge Aldo G. de F. Junior
<jagfj80 at gmail.com> wrote:
> 2012/8/21 Marcos Douglas <md at delfire.net>:
>> On Tue, Aug 21, 2012 at 3:08 PM, Marco van de Voort <marcov at stack.nl> wrote:
>>> In our previous episode, Marcos Douglas said:
>>>> I proposed this sintaxe:
>>>> uses my_long_unit_name as my;
>>>> begin
>>>>   my.proc();
>>>> end
>>> This doesn't protect any better, since
>>> the new unit might also define "my".
>> True, but using this sintaxe I can use an alias to the third-party
>> units so, I can use my own names to reference identifiers that I can
>> not change.
>> The collision still can exists? Yes, but in that case the programmer
>> would be wrong, not third-party unit names or because the compiler not
>> helped.
>> The third-party could use a better and bigger name like "XyzNetSocket"
>> but I could use just "net" (uses XyzNetSocket as net), for example.
>> IMHO this is more sophisticated than pure namespace.
> Instead of implementing the half-assed C++ namespace model, just add
> to the compiler a warning when it detects that there is a collision in
> the current scope (two functions with the same parameters from
> different units that can be called from the scope being inspected). I
> believe function overload alread provides the necessary hooks, but i
> cant do it because i have zero experience with FPC sources...

Well, a good idea but this is another thing...
This is do not resolves the problem if I have a third-party unit with
the same name that other.

Marcos Douglas

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