bjoernager/rust
bjoernager/rust
1
Fork 0
Code Issues Pull requests Activity

Remove Ty: Copy bound

Browse source
This commit is contained in:
Nadrieril 2023-12-23 00:21:27 +01:00
parent 227abacaef
commit 796cdc590c
6 changed files with 32 additions and 31 deletions
Download patch file Download diff file Expand all files Collapse all files

8
compiler/rustc_pattern_analysis/src/lib.rs
View file

@ -82,7 +82,7 @@ impl<'a, T: ?Sized> Captures<'a> for T {}
/// Most of the crate is parameterized on a type that implements this trait.
pub trait TypeCx: Sized + fmt::Debug {
/// The type of a pattern.
type Ty: Copy + Clone + fmt::Debug; // FIXME: remove Copy
type Ty: Clone + fmt::Debug;
/// Errors that can abort analysis.
type Error: fmt::Debug;
/// The index of an enum variant.
@ -97,16 +97,16 @@ pub trait TypeCx: Sized + fmt::Debug {
fn is_exhaustive_patterns_feature_on(&self) -> bool;
/// The number of fields for this constructor.
fn ctor_arity(&self, ctor: &Constructor<Self>, ty: Self::Ty) -> usize;
fn ctor_arity(&self, ctor: &Constructor<Self>, ty: &Self::Ty) -> usize;
/// The types of the fields for this constructor. The result must have a length of
/// `ctor_arity()`.
fn ctor_sub_tys(&self, ctor: &Constructor<Self>, ty: Self::Ty) -> &[Self::Ty];
fn ctor_sub_tys(&self, ctor: &Constructor<Self>, ty: &Self::Ty) -> &[Self::Ty];
/// The set of all the constructors for `ty`.
///
/// This must follow the invariants of `ConstructorSet`
fn ctors_for_ty(&self, ty: Self::Ty) -> Result<ConstructorSet<Self>, Self::Error>;
fn ctors_for_ty(&self, ty: &Self::Ty) -> Result<ConstructorSet<Self>, Self::Error>;
/// Best-effort `Debug` implementation.
fn debug_pat(f: &mut fmt::Formatter<'_>, pat: &DeconstructedPat<'_, Self>) -> fmt::Result;