Clonify

A lightweight and reliable deep cloning utility for JavaScript and TypeScript.

Clonify is a zero-dependency deep cloning function that handles objects, arrays, maps, sets, dates, regex, symbols, and custom class instances. It also supports circular references.

✨ Features

• 🔁 Deep clones complex nested structures
• 🔒 Handles circular references safely
• 🧠 Clones Maps, Sets, Dates, Regex, Symbols
• 💎 Preserves prototypes of custom class instances
• 🧾 Full TypeScript support

📦 Installation

npm install clonify

🚀 Usage

import { clonify } from 'clonify'

class User {
  constructor(public name: string) {}
}

const original = {
  user: new User("Ritik"),
  numbers: [1, 2, 3],
  meta: new Map([["key", "value"]]),
}

original.self = original // circular reference

const copy = clonify(original)

console.log(copy)

📚 API

clonify(value: any): any

Performs a deep clone of the provided value, supporting all standard JavaScript data structures.

🧪 Supported Types

• Objects (POJOs and class instances)

• Arrays

• Maps

• Sets

• Dates

• RegExps

• Symbols (as keys and values)

• Circular references

📘 License

MIT © Ritik