deprecated alias

Lars Ivar Igesund larsivar at igesund.net
Sat Feb 17 13:22:20 PST 2007


Lars Ivar Igesund wrote:

> Chris Miller wrote:
> 
>> On Fri, 16 Feb 2007 16:37:40 -0500, kris <foo at bar.com> wrote:
>> 
>>> Syntactically, the compiler allows "deprecated alias foo bar;"  but the
>>> deprecated attribute is apparently ignored?
>>>
>>> Is this intentional?
>> 
>> I did notice deprecated isn't working in all cases, and it seemed to me
>> that it's only working when accessing deprecated things in other code. It
>> might just be a bug and isn't quite happening this way, but it's what I
>> got from it, and I realized it would be a decent way of handling it.
>> If my code accesses a deprecated thing from within the same file, it's
>> quite OK; like private. It's probably just happening to support the
>> deprecated feature. e.g. a deprecated function calling another deprecated
>> function in the same file shouldn't require -d; it might be just a stub
>> with different parameters calling the full implementation, or calling a
>> helper function that is also deprecated, in order to continue supporting
>> a deprecated feature.
> 
> I tried to test this, and the compiler did not pick up the deprecated
> alias if used in the client code. An additional factor that may have
> played a role in this particular test was that it was a .di file.
> 

Actually it did, but not the way I expected. If you use the declared symbol,
not the alias, then you will get a deprecation message. Starts to sound
like a bug.

-- 
Lars Ivar Igesund
blog at http://larsivi.net
DSource, #d.tango & #D: larsivi
Dancing the Tango



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