bjoernager/rust
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Match ergonomics 2024: migration lint

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Unfortunately, we can't always offer a machine-applicable suggestion when there are subpatterns from macro expansion.

Co-Authored-By: Guillaume Boisseau <Nadrieril@users.noreply.github.com>
This commit is contained in:
Jules Bertholet 2024-05-02 19:55:03 -04:00
parent 686bfc4c42
commit 9d92a7f355
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17 changed files with 409 additions and 116 deletions
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19
compiler/rustc_middle/src/ty/typeck_results.rs
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@ -79,6 +79,10 @@ pub struct TypeckResults<'tcx> {
/// Stores the actual binding mode for all instances of [`BindingMode`].
pat_binding_modes: ItemLocalMap<BindingMode>,
/// Top-level patterns whose match ergonomics need to be desugared
/// by the Rust 2021 -> 2024 migration lint.
rust_2024_migration_desugared_pats: ItemLocalSet,
/// Stores the types which were implicitly dereferenced in pattern binding modes
/// for later usage in THIR lowering. For example,
///
@ -229,6 +233,7 @@ impl<'tcx> TypeckResults<'tcx> {
adjustments: Default::default(),
pat_binding_modes: Default::default(),
pat_adjustments: Default::default(),
rust_2024_migration_desugared_pats: Default::default(),
skipped_ref_pats: Default::default(),
closure_kind_origins: Default::default(),
liberated_fn_sigs: Default::default(),
@ -432,6 +437,20 @@ impl<'tcx> TypeckResults<'tcx> {
LocalTableInContextMut { hir_owner: self.hir_owner, data: &mut self.pat_adjustments }
}
pub fn rust_2024_migration_desugared_pats(&self) -> LocalSetInContext<'_> {
LocalSetInContext {
hir_owner: self.hir_owner,
data: &self.rust_2024_migration_desugared_pats,
}
}
pub fn rust_2024_migration_desugared_pats_mut(&mut self) -> LocalSetInContextMut<'_> {
LocalSetInContextMut {
hir_owner: self.hir_owner,
data: &mut self.rust_2024_migration_desugared_pats,
}
}
pub fn skipped_ref_pats(&self) -> LocalSetInContext<'_> {
LocalSetInContext { hir_owner: self.hir_owner, data: &self.skipped_ref_pats }
}