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Match ergonomics 2024: Implement eat-one-layer

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Jules Bertholet 2024-03-31 22:27:19 -05:00
parent 63f70b3d10
commit 93544d5db3
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10 changed files with 471 additions and 50 deletions
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compiler/rustc_feature/src/unstable.rs
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@ -571,6 +571,8 @@ declare_features! (
(unstable, proc_macro_hygiene, "1.30.0", Some(54727)),
/// Allows `&raw const $place_expr` and `&raw mut $place_expr` expressions.
(unstable, raw_ref_op, "1.41.0", Some(64490)),
/// Makes `&` and `&mut` patterns eat only one layer of references in Rust 2024.
(incomplete, ref_pat_eat_one_layer_2024, "CURRENT_RUSTC_VERSION", Some(123076)),
/// Allows `&` and `&mut` patterns to consume match-ergonomics-inserted references.
(incomplete, ref_pat_everywhere, "CURRENT_RUSTC_VERSION", Some(123076)),
/// Allows using the `#[register_tool]` attribute.