Remove State::replace_backend (#8569)

This commit is contained in:
Wei Tang 2018-05-09 14:55:01 +08:00 committed by Afri Schoedon
parent f20f9f376e
commit b84682168d

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@ -402,19 +402,6 @@ impl<B: Backend> State<B> {
self.factories.vm.clone()
}
/// Swap the current backend for another.
// TODO: [rob] find a less hacky way to avoid duplication of `Client::state_at`.
pub fn replace_backend<T: Backend>(self, backend: T) -> State<T> {
State {
db: backend,
root: self.root,
cache: self.cache,
checkpoints: self.checkpoints,
account_start_nonce: self.account_start_nonce,
factories: self.factories,
}
}
/// Create a recoverable checkpoint of this state.
pub fn checkpoint(&mut self) {
self.checkpoints.get_mut().push(HashMap::new());