Struct rustc_hir_analysis::variance::constraints::Constraint
source · pub struct Constraint<'a> {
pub inferred: InferredIndex,
pub variance: &'a VarianceTerm<'a>,
}Expand description
Declares that the variable decl_id appears in a location with
variance variance.
Fields§
§inferred: InferredIndex§variance: &'a VarianceTerm<'a>Trait Implementations§
source§impl<'a> Clone for Constraint<'a>
impl<'a> Clone for Constraint<'a>
source§fn clone(&self) -> Constraint<'a>
fn clone(&self) -> Constraint<'a>
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreimpl<'a> Copy for Constraint<'a>
Auto Trait Implementations§
impl<'a> RefUnwindSafe for Constraint<'a>
impl<'a> Send for Constraint<'a>
impl<'a> Sync for Constraint<'a>
impl<'a> Unpin for Constraint<'a>
impl<'a> UnwindSafe for Constraint<'a>
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Layout§
Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.
Size: 16 bytes