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#[deriving(Deref)] for newtype structs #14047

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lilyball opened this issue May 8, 2014 · 1 comment
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#[deriving(Deref)] for newtype structs #14047

lilyball opened this issue May 8, 2014 · 1 comment

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@lilyball
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lilyball commented May 8, 2014

The deriving machinery should support #[deriving(Deref)] on newtype structs. Originally newtype structs could always be deref'd to return the wrapped type, and it's useful to be able to opt back into that behavior on a per-struct basis.

Deriving Deref should also derive DerefMut.
@ghost ghost mentioned this issue Dec 6, 2014
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@steveklabnik
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Closing in favor of rust-lang/rfcs#261

bors pushed a commit to rust-lang-ci/rust that referenced this issue Jan 28, 2025
@y21
short_circuit_statement: handle macros and parenthesis better (rust…
88d83b6 
…-lang#14047)

- The lint no longer triggers if one of the operands in the boolean
expression comes from a macro expansion.
- Parenthesis are now removed inside the generated block if they are no
longer necessary.
- Error markers have been added.

changelog: [`short_circuit_statement`]: better handling of macros and
better looking suggestions
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@lilyball @steveklabnik