build.yml

name: build
on:
  release:
    types: [released]
  workflow_dispatch:

defaults:
  run:
    shell: bash -l {0}

env:
  IS_PRERELEASE: ${{ github.event_name == 'workflow_dispatch' }}

jobs:
  build-n-publish:
    name: Build and publish to PyPI
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4

    - name: Get prerelease version tags
      if: env.IS_PRERELEASE == 'true'
      run: |
        py_dirty_tag=$(awk '/__version__ = "[[:digit:]+]\.[[:digit:]+]\.[[:digit:]+]\-.+"/ {print $3}' ./prolif/_version.py)
        py_is_pre=$(test -z "$py_dirty_tag" && echo "false" || echo "true")
        echo "py_is_pre=$py_is_pre" >> $GITHUB_ENV

    - name: Fail if prerelease is not correctly versioned
      if: ( env.IS_PRERELEASE == 'true' ) && !( env.py_is_pre )
      uses: actions/github-script@v3
      with:
        script: |
          core.setFailed("Versions are not tagged as a prerelease")

    - name: Install python with pip
      uses: actions/setup-python@v4
      with:
        python-version: 3.8

    - name: Install dependencies for packaging
      run: |
        pip install build

    - name: Check python installation
      run: |
        which python
        python --version
        pip --version
        pip list

    - name: Build package
      run: |
        python -m build

    - name: Publish to PyPI
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        password: ${{ secrets.PYPI_TOKEN }}