toku

Universal schema-driven validation library for both frontend and backend.
Backend-oriented. Plugin-friendly. Built to power forms, APIs, and databases with a single source of schema truth.

✨ Features

• ✅ Centralized schema definitions
• ✅ Validate on both frontend (Formik, React Hook Form) and backend (Express, Fastify)
• ✅ Plugin-ready: generate DB tables, form inputs, API DTOs from the same schema
• ✅ TypeScript friendly
• ✅ Lightweight and fast

📦 Installation

npm install toku

or with yarn:

yarn add toku

🚀 Quick Start

import { defineSchema, validate } from "toku";

const userSchema = defineSchema({
  name: "string|min:3|max:20",
  age: "number|min:18",
  email: "email|required",
});

// validate some data
const result = validate(userSchema, {
  name: "Alice",
  age: 25,
  email: "[email protected]",
});

if (result.success) {
  console.log("Valid:", result.data);
} else {
  console.log("Errors:", result.errors);
}

🔌 Plugins (Coming Soon)

• 🛠️ @toku/sql – Generate SQL migrations from schema
• 🧩 @toku/formik – Auto-generate Formik validation logic
• 🧪 @toku/test – Generate randomized test data from schema

📚 Docs

Full documentation coming soon.

For now, check the /examples folder and follow updates here: https://github.com/manishgun/toku

👨‍💻 Author

Manish Gun
💼 manishgun.vercel.app
📧 [email protected]
🐙 github.com/manishgun

📄 License

MIT