Obj-C ARC could do this with NS_VALID_UNTIL_END_OF_SCOPE, but Swift only has wit... | Hacker News

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astrange on Feb 18, 2017 | parent | context | favorite | on: Manifesto: Adding memory ownership to Swift

Obj-C ARC could do this with NS_VALID_UNTIL_END_OF_SCOPE, but Swift only has withExtendedLifetime(), which is probably more typing than just using defer.

(The ObjC version would break if you ever threw an exception, ARC doesn't release objects during unwinding!)

pjmlp on Feb 18, 2017 [–]

> withExtendedLifetime(), which is probably more typing than just using defer.

with..., arrow down, enter.

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