changelog-check.yaml

name: Check CHANGELOG
on:
  pull_request:
    branches:
      - main


jobs:
  check-changelog:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - run: git fetch --depth=1 origin ${{ github.event.pull_request.base.name }}

      - name: Setup Python ${{ env.PYTHON_VERSION }} environment
        uses: ./.github/actions/setup-python-env

      - name: Check for new changie entry
        run: |
          CHANGES=$(git diff --name-only ${{ github.event.pull_request.base.sha }} ${{ github.sha }} | grep -E "\.changes/.*\.md")
          if [ "$CHANGES" == "" ]; then
            echo "No files added to `.changes/`. Make sure you run `changie new`."
            exit 1
          fi

      - name: Assert CHANGELOG and package versions are the same
        run:
          CHANGELOG_VERSION=$(changie latest | cut -c 2-)
          PACKAGE_VERSION=$(hatch version)
          if [ "$CHANGELOG_VERSION" != "$PACKAGE_VERSION" ]; then
            echo "Changelog has version '$CHANGELOG_VERSION' while package has '$PACKAGE_VERSION'."
            exit 1
          fi