📅 Due Date Calculator

A utility that calculates workday-based due dates given a start time and turnaround in hours. Skips weekends and non-working hours (9AM–5PM UTC).

---

🧰 Built With

• TypeScript
• Vitest – for unit testing
• ESLint – for linting
• Husky – for Git hooks (pre-commit)
• tsx – to run TypeScript files directly without manual compilation

---

📥 Input Format

The main function calculateDueDate(submit: string, turnaround: number) expects:

• submit Example: '2025-03-28T14:30:00Z'

  • Must fall between working hours: Monday to Friday, 9AM–5PM UTC
  • ⚠️ 9AM and 5PM are not included in working hours.

• turnaround – A positive number representing the number of working hours
  Example: 16 = 2 full workdays (8 hours/day)

⚠️ Invalid inputs will throw an error with details (e.g., outside working hours or incorrectly formatted date).

📦 Installation

npm install

▶️ How to Run

To execute the main script:

npm run script