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Implement TC's match ergonomics 2024 proposal

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Under gate `ref_pat_eat_one_layer_2024_structural`.
Enabling `ref_pat_eat_one_layer_2024` at the same time allows the union
of what the individual gates allow.
This commit is contained in:
Jules Bertholet
2024-06-26 17:01:04 -04:00
parent 4bc39f028d
commit 372847dd44
11 changed files with 459 additions and 81 deletions
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2
compiler/rustc_feature/src/unstable.rs
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@@ -573,6 +573,8 @@ declare_features! (
(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, "1.79.0", Some(123076)),
/// Makes `&` and `&mut` patterns eat only one layer of references in Rust 2024—structural variant
(incomplete, ref_pat_eat_one_layer_2024_structural, "1.79.0", Some(123076)),
/// Allows using the `#[register_tool]` attribute.
(unstable, register_tool, "1.41.0", Some(66079)),
/// Allows the `#[repr(i128)]` attribute for enums.