deth
Version:
Ethereum node focused on Developer Experience
15 lines (14 loc) • 486 B
TypeScript
import { Dictionary } from 'ts-essentials';
declare type ReadonlyDict<T, K extends string | number> = Readonly<Dictionary<T | undefined, K>>;
export declare class CheckpointMap<T, K extends string | number = string> {
private state;
private checkpoints;
constructor(state?: ReadonlyDict<T, K>);
checkpoint(): void;
revert(): void;
commit(): void;
get(k: K): T | undefined;
set(k: K, v: T | undefined): void;
copy(): CheckpointMap<T, K>;
}
export {};