Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir-ty/src/lib.rs')
| -rw-r--r-- | crates/hir-ty/src/lib.rs | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/crates/hir-ty/src/lib.rs b/crates/hir-ty/src/lib.rs index 3c18ea9281..55d81875a2 100644 --- a/crates/hir-ty/src/lib.rs +++ b/crates/hir-ty/src/lib.rs @@ -100,7 +100,9 @@ pub use mapping::{ }; pub use method_resolution::check_orphan_rules; pub use traits::TraitEnvironment; -pub use utils::{all_super_traits, direct_super_traits, is_fn_unsafe_to_call}; +pub use utils::{ + all_super_traits, direct_super_traits, is_fn_unsafe_to_call, TargetFeatures, Unsafety, +}; pub use variance::Variance; pub use chalk_ir::{ @@ -1047,3 +1049,20 @@ pub fn known_const_to_ast( } Some(make::expr_const_value(konst.display(db, edition).to_string().as_str())) } + +#[derive(Debug, Copy, Clone)] +pub(crate) enum DeclOrigin { + LetExpr, + /// from `let x = ..` + LocalDecl { + has_else: bool, + }, +} + +/// Provides context for checking patterns in declarations. More specifically this +/// allows us to infer array types if the pattern is irrefutable and allows us to infer +/// the size of the array. See issue rust-lang/rust#76342. +#[derive(Debug, Copy, Clone)] +pub(crate) struct DeclContext { + pub(crate) origin: DeclOrigin, +} |