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Use private enum variant on eror enum types to maintain backward-compatibility with older applications #1

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pacmancoder opened this issue Oct 31, 2019 · 0 comments

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pacmancoder commented Oct 31, 2019

Error enum types should have private variant to force client code to handle _ case.
This will allow to extend possible errors painlessly.

See
https://github.com/rust-unofficial/patterns/blob/master/idioms/priv-extend.md

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