Ethiopian-Gregorian Date Converter

A TypeScript library to convert between Ethiopian and Gregorian calendars.

📦 Installation

npm install ethiopian-gregorian-date-converter

📘 Usage

import { GDate, EthDate } from 'ethiopian-gregorian-date-converter';

// Convert Gregorian to Ethiopian
const g = new GDate("2024-09-11");
console.log(g.toEth().toString()); // "2016-13-6"

// Convert Ethiopian to Gregorian
const e = new EthDate(2016, 13, 6);
console.log(e.toGreg().toString()); // "2024-09-11"

📚 API

new GDate(dateString: string)

• Extends native JavaScript Date

• Additional method:

  • .toEth(): EthDate

new EthDate(year: number, month: number, day: number)

• Represents an Ethiopian calendar date

• Methods:

  • .toGreg(): GDate
  • .toString(): string

🔄 Conversion Notes

• Properly handles leap years in both calendars
• Based on 4-year term cycle used in the Ethiopian calendar
• Converts using reliable markers between years
• Output format: YYYY-MM-DD

✍️ Author

Biruk Ephrem

📄 License

ISC