@vielzeug/ledger

Serialized reversible command history with atomic framework-neutral state and cancellation ownership

Installation

pnpm add @vielzeug/ledger
npm install @vielzeug/ledger
yarn add @vielzeug/ledger

Quick Start

import { createLedger } from '@vielzeug/ledger';

let value = 'before';
const ledger = createLedger();

await ledger.do({
  apply: () => { value = 'after'; },
  label: 'Rename value',
  revert: () => { value = 'before'; },
});

await ledger.undo();
console.log(ledger.state.value.undo.length); // 0
ledger.dispose();

Documentation

• Overview
• Usage Guide
• API Reference
• Examples
• Migration Guide

License

MIT © Helmuth Saatkamp: part of the Vielzeug monorepo.