enum Either<A, B> {
Left(A),
Right(B),
}Expand description
Use as a result of the expression evaluations routine. For now, the left branch is the result of an evaluation and the right branch is the ID of an element in the cache
Variants§
Auto Trait Implementations§
impl<A, B> Freeze for Either<A, B>
impl<A, B> RefUnwindSafe for Either<A, B>where
A: RefUnwindSafe,
B: RefUnwindSafe,
impl<A, B> Send for Either<A, B>
impl<A, B> Sync for Either<A, B>
impl<A, B> Unpin for Either<A, B>
impl<A, B> UnwindSafe for Either<A, B>where
A: UnwindSafe,
B: UnwindSafe,
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