Refactor macOS to use new objc2
features
#2465
Merged
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The final part of #2427, for now. I'll still work some more on things (namely main thread safety, see #2464), but this PR is a huge step up in safety and ease-of-maintenance.
Concretely:
appkit
module that exposes a safe API around (almost) all message sendingobjc2
's ivar mechanism, which is just magnitudes better than thewith_state
functions we did beforeobjc2::foundation
which contains safe interfaces to common stuff likeNSString
,NSArray
, ...cocoa
dependencyChecklist: