Enum rustc_typeck::util::snapshot_vec::UndoLogUnstable [-] [+] [src]

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

Variants

OpenSnapshot

Indicates where a snapshot started.

CommittedSnapshot

Indicates a snapshot that has been committed.

NewElem

New variable with given index was created.

SetElem

Variable with given index was changed from the given value.

Other

Extensible set of actions