Command-Line Unit and Currency Converter

Project roadmap

1. 01

   Set up a Swift executable package

   ~1h

   Create a Swift package with an executable target for the CLI tool.

2. 02

   Implement unit conversion functions

   ~1.5h

   Write functions converting between metric and imperial length, weight, and volume units.

3. 03

   Parse command-line arguments

   ~1.5h

   Read the conversion type and value from command-line arguments.

4. 04

   Fetch live exchange rates

   ~2h

   Use async/await with URLSession to fetch current exchange rates from a public API.

5. 05

   Format and print results

   ~1h

   Print conversion results with appropriate rounding and unit labels.

6. 06

   Handle network errors

   ~1h

   Gracefully handle network failures and invalid API responses.

Resources

• DocsSwift Documentation