[fpc-pascal] How to avoid namespace name clashes after USES ?
jonas.maebe at elis.ugent.be
Tue Aug 21 09:30:53 CEST 2012
On 20 Aug 2012, at 18:15, Timothy Madden wrote:
> This story is inspired from a real case when *lots* of user code
> suddenly stopped compiling after JDK 1.2 was released, with a new List
> class, which users had to import from a different package until JDK 1.1.
> In this case is wasn't even a third-party library that triggered
> conflicts in existing code, it was the system run-time library. Since
> that story most Java programmers prefer to import and enumerate each and
> every class they use explicitly, instead of importing the package that
> provides the classes
Importing a single class in Java still requires you to specify the full package name, so how would that help preventing compilation failures in case a class is moved from one package to another?
> (I believe there is no equivalent feature in Pascal
> that imports only one symbol from a unit).
> Is there any form of proposal or some alternative to the USES clause,
> that will keep all the imported symbol names qualified by some namespace
> name or by some prefix I choose ?
Not that I know of.
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