I totally support. It is already in the safer cpp guidelines. Chris Dumez
> On Apr 11, 2026, at 12:03 PM, Brady Eidson via webkit-dev > <[email protected]> wrote: > > This has come up in countless patch reviews over the last few years, and > it’s been obvious which way the winds are blowing. > > Collectively I think we’ve decided it’s beneficial to have types related to > lifecycle management explicitly pointed out in code, and we’ve been reviewing > patches with that strong preference in mind for our common smart pointer > types. > > But at the same time, we think it's often ugly and verbose to fully spell out > the full template of smart pointer types e.g.: > > RetainPtr<NSMutableArray> mutableArray = adoptNS([[NSMutableArray alloc] > init]); > > That’s a little verbose. So for quite some time we’d preferred: > > auto mutableArray = adoptNS([[NSMutableArray alloc] init]); > > But at some point advances in C++ came along and our baseline compiler > support for the project advanced to the point where the template goop isn’t > necessary. > So it follows, it’s extremely common review feedback as of late is to use > `RetainPtr` instead: > > RetainPtr mutableArray = adoptNS([[NSMutableArray alloc] init]); > > I propose we make this a formal style rule. Update > https://webkit.org/code-style-guidelines/ with examples like: > > auto foo = adoptNS([[SomeClass alloc] init]); // Error > RetainPtr foo = adoptNS([[SomeClass alloc] init]); // The fix > > auto foo = adoptRef(*new SomeClass); // Style error > Ref foo = adoptRef(*new SomeClass); // The fix > > auto foo = adoptRef(new SomeClass); // Style error > RefPtr foo = adoptRef(new SomeClass); // The fix > > And it’s even a rule that is trivially enforceable by `CheckWebKitStyle` > > Assuming there’s no objection, I’ll be preparing patches for the script and > the website soon. > > Thanks, > Brady > _______________________________________________ > webkit-dev mailing list -- [email protected] > To unsubscribe send an email to [email protected]
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