Re:Announcing Rust 1.27
by steveklabnik on Thursday June 21, 2018 @08:50PM
(#17370401)
This kind of change is the kind an edition can make, though I’m not 100% sure if the plan for 2018 is to warn or error on the older syntax.
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| on HN ]
I feel like a warning for one edition and error on the next would make it straightforward as to how much time is left to update the code.
Re:Announcing Rust 1.27
by steveklabnik on Friday June 22, 2018 @06:48AM
(#17372971)
That’s generally true, the question is, do you warn in 2015 or 2018?
That being said, this particular fix is 100% automatable, and rustfix can already do it, so the time to update is “a few seconds”.