Enum rustc_data_structures::snapshot_vec::UndoLog [−] [src]

pub enum UndoLog<D: SnapshotVecDelegate> {
    OpenSnapshot,
    CommittedSnapshot,
    NewElem(usize),
    SetElem(usize, D::Value),
    Other(D::Undo),
}

Unstable (rustc_private)

Variants

OpenSnapshot

Unstable (rustc_private)

Indicates where a snapshot started.

CommittedSnapshot

Unstable (rustc_private)

Indicates a snapshot that has been committed.

NewElem(usize)

Unstable (rustc_private)

New variable with given index was created.

SetElem(usize, D::Value)

Unstable (rustc_private)

Variable with given index was changed from the given value.

Other(D::Undo)

Unstable (rustc_private)

Extensible set of actions