Enum erg_compiler::context::Variance
source · pub enum Variance {
Covariant,
Contravariant,
Invariant,
}
Variants§
Implementations§
Trait Implementations§
source§impl PartialEq for Variance
impl PartialEq for Variance
impl Copy for Variance
impl Eq for Variance
impl StructuralPartialEq for Variance
Auto Trait Implementations§
impl RefUnwindSafe for Variance
impl Send for Variance
impl Sync for Variance
impl Unpin for Variance
impl UnwindSafe for Variance
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