[Development] Future of java-style iterators?

[Jyrki Yli-Nokari]

Fair enough, as long as they are not removed anytime soon

> Marc Mutz via Development <development at qt-project.org> kirjoitti 4.12.2023 kello 10.20:
> 
> On 04.12.23 09:06, Jyrki Yli-Nokari wrote:
>> 
>> While I do not use them, I feel that deprecating such core functionality of a framework without measurable gain would seriously harm anyone using them and, most importantly, fundamentally harm the promise and dependability of Qt as a framework of choice.
> 
> Only if you insist on compiling with deprecation warnings enabled.
> No-one forces you to do that.
> 
> We need a way to inform (or even prevent) new users from using such APIs
> while still allowing existing users to continue to use them. That's what
> deprecations are for. If you know of a better mechanism, I'm all ears.
> 
> Until then, either you want to be notified of sub-optimal APIs asap,
> then you enable deprecation warnings with the intent to fix them, or you
> don't, then you don't, and fix once every decade when a new Qt major
> release comes out.
> 
> Thanks,
> Marc
> 
> 
>>>> Giuseppe D'Angelo via Development <development at qt-project.org> kirjoitti 3.12.2023 kello 23.35:
>>> 
>>> Hello,
>>> 
>>>> On 03/12/2023 21:56, Christian Ehrlicher wrote:
>>>> Some days ago we got an error report in the forum about QHashIterator,
>>>> turned out to be a missing documentation for a complete class which
>>>> remained unnoticed since Qt 6.0
>>>> (https://bugreports.qt.io/browse/QTBUG-119461).
>>>> This leads to the question if we should deprecate all java-style
>>>> iterators since they seem to be a) not widely used and b) it looks like
>>>> we don't support them in a way we should.
>>>> What do you think?
>>> 
>>> While any "serious" code should build under QT_NO_JAVA_STYLE_ITERATORS¹, how much maintenance do they cost us? There's been virtually 0 changes on them since Qt 6.0.
>>> 
>>> ¹ We should of course open the chapter of having something that defines all these QOL macros. No one should be using the Java iterators. Here's a draft:
>>> https://codereview.qt-project.org/c/qt/qtbase/+/522833
>>> 
>>> My 2 c,
>>> --
>>> Giuseppe D'Angelo | giuseppe.dangelo at kdab.com | Senior Software Engineer
>>> KDAB (France) S.A.S., a KDAB Group company
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> --
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