eth_signer

This project demonstrates how to sign and verify data using ECDSA (Elliptic Curve Digital Signature Algorithm) in Node.js with TypeScript.

Table of Contents

• Prerequisites
• Installation
• Usage
  • Development
  • Production
  • Testing
• Project Structure

Prerequisites

Before you begin, ensure you have the following installed:

• Node.js (version 14.x or later)
• npm (version 6.x or later)

Installation

Install dependencies using npm:

npm install

Usage

Development

To run the project in development mode with automatic rebuilds on file changes, use:

npm run dev

Production

To build the project and run the compiled JavaScript code, use:

npm start

Testing

To run tests, first build the project, then run the tests:

npm test

Project Structure

eth_signer/
├── dist/              # Compiled TypeScript code
├── src/               # Source files
│   ├── dataTypes/
│   │   ├── interfaces.ts
│   ├── utils/
│   │   ├── keyGeneration.ts
│   │   ├── signing.ts
│   │   └── verification.ts
│   └── index.ts       # Main application entry point
├── tests/             # Unit tests
│   └── signAndVerify.test.ts
├── .gitignore
├── package.json
├── README.md          # Project documentation
└── tsconfig.json      # TypeScript configuration