A simple command-line interface (CLI) application written in Go that generates or validates Swedish "Personnummer" (personal identification numbers).

Download the binary from the releases page

brew tap dominikwinter/tap
brew install dominikwinter/tap/pno

go install github.com/dominikwinter/pno@latest

Generate a personnummer:

pno gen -h

Usage of pno gen:
  -c string
        Country code (default random)
  -d string
        Date (format: yyyymmdd) (default random)
  -f string
        Output forma (default 3):
                1. yymmddccgn
                2. yymmdd-ccgn
                3. yyyymmddccgn
                4. yyyymmdd-ccgn
  -g string
        Gender (m/f) (default random)
  -h    Help
  -v    Verbose

Validate a personnummer:

pno val -h

Usage of pno val <pno>:
  -e    Return exit code 1 if not valid
  -h    Help
  -v    Verbose

• Clone the repository:

  git clone https://github.com/dominikwinter/pno.git

• Navigate to the project directory:

  cd pno

• Build application:

  make

• Run the application:

  bin/pno

I'm thrilled that you're considering contributing to this project! No matter how large or small, each contribution makes a difference and I certainly appreciate it!

Here are some ways you can contribute:

• Bug Reports: Have you encountered an issue? Please let me know! Be sure to describe the issue, steps to reproduce it, and your environment. This information is all very helpful in coming to a resolution.

• New Features: Got an idea for improving the tool? I'd love to hear about it! Let's discuss it in a thread or simply fork the repository, add your feature, and submit a pull request. Do ensure that the feature is described in detail in your pull request, and accompanied by tests that illustrate its correctness.

• Code Cleanup: Our code is a constant work in progress and there's always room for improvement in making it more efficient, readable, and maintainable. Feel free to suggest any modification!

• Improving Tests: Quality code needs quality tests. If you can provide better test coverage, improve test efficiency, or have any other improvements in mind, I'd be happy to hear about it.

• Documentation: If you've noticed a typo or an area that needs better explanation, updates to our documentation are very welcome.

This project is licensed under the MIT License.