Enum rustc_data_structures::snapshot_vec::UndoLog [−][src]
pub enum UndoLog<D> where
D: SnapshotVecDelegate, {
NewElem(usize),
SetElem(usize, <D as SnapshotVecDelegate>::Value),
Other(<D as SnapshotVecDelegate>::Undo),
}
Variants
NewElem(usize)
New variable with given index was created.
Tuple Fields of NewElem
0: usize
SetElem(usize, <D as SnapshotVecDelegate>::Value)
Variable with given index was changed from the given value.
Tuple Fields of SetElem
0: usize
1: <D as SnapshotVecDelegate>::Value
Other(<D as SnapshotVecDelegate>::Undo)
Extensible set of actions
Tuple Fields of Other
0: <D as SnapshotVecDelegate>::Undo
Auto Trait Implementations
impl<D> RefUnwindSafe for UndoLog<D> where
<D as SnapshotVecDelegate>::Undo: RefUnwindSafe,
<D as SnapshotVecDelegate>::Value: RefUnwindSafe,
impl<D> Send for UndoLog<D> where
<D as SnapshotVecDelegate>::Undo: Send,
<D as SnapshotVecDelegate>::Value: Send,
impl<D> Sync for UndoLog<D> where
<D as SnapshotVecDelegate>::Undo: Sync,
<D as SnapshotVecDelegate>::Value: Sync,
impl<D> Unpin for UndoLog<D> where
<D as SnapshotVecDelegate>::Undo: Unpin,
<D as SnapshotVecDelegate>::Value: Unpin,
impl<D> UnwindSafe for UndoLog<D> where
<D as SnapshotVecDelegate>::Undo: UnwindSafe,
<D as SnapshotVecDelegate>::Value: UnwindSafe,
Blanket Implementations
Mutably borrows from an owned value. Read more
Layout
Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.