Trait Rollback

pub trait Rollback<U> {
    // Required method
    fn reverse(&mut self, undo: U);
}

A trait implemented for storage types (like SnapshotVecStorage) which can be rolled back using actions of type U.

Required Methods

fn reverse(&mut self, undo: U)

Implementations on Foreign Types

impl<D: SnapshotVecDelegate> Rollback<UndoLog<D>> for Vec<D::Value>

fn reverse(&mut self, undo: UndoLog<D>)

impl<T, U> Rollback<U> for &mut T

where T: Rollback<U>,

fn reverse(&mut self, undo: U)

Implementors

impl<D: SnapshotVecDelegate> Rollback<UndoLog<D>> for SnapshotVecStorage<D>