bump.yaml

name: Bump version

on:
  workflow_dispatch:
    inputs:
      bump_rule:
        type: choice
        description: How to bump the project's version (see https://docs.astral.sh/uv/reference/cli/#uv-version)
        options:
          - patch
          - minor
          - major
          - stable
          - alpha
          - beta
          - rc
          - post
          - dev
        required: true

jobs:
  bump_version:
    name: "Bump version and create changelog"
    if: "!startsWith(github.event.head_commit.message, 'bump:')"
    strategy:
      matrix:
        os: [ "ubuntu-latest" ]
        python-version: [ "3.11" ]
    runs-on: "${{ matrix.os }}"
    env:
      CI_COMMIT_EMAIL: "ci-runner@example-fgen-basic.invalid"
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          token: "${{ secrets.PERSONAL_ACCESS_TOKEN }}"

      - uses: ./.github/actions/setup
        with:
          python-version: ${{ matrix.python-version }}
          uv-dependency-install-flags: "--all-extras --group dev"

      - name: Create bump and changelog
        run: |
          git config --global user.name "$GITHUB_ACTOR"
          git config --global user.email "$CI_COMMIT_EMAIL"

          BASE_VERSION=`sed -ne 's/^version = "\([0-9\.post]*\)"/\1/p' pyproject.toml`
          echo "Bumping from version $BASE_VERSION"

          # Bump
          uv version --no-sync --bump ${{ github.event.inputs.bump_rule }}
          # Create a copy of pyproject.toml which we can use for restoring
          cp pyproject.toml pyproject-dev.toml

          NEW_VERSION=`sed -ne 's/^version = "\([0-9\.]*\)"/\1/p' pyproject.toml`
          echo "Bumping to version $NEW_VERSION"

          # Build CHANGELOG
          uv run --no-sync towncrier build --yes --version v$NEW_VERSION
          # Add locked targets to pyproject.toml
          uv run --no-sync python scripts/add-locked-targets-to-pyproject-toml.py
          # Propogate new version to meson.build
          uv run --no-sync python scripts/propogate-pyproject-metadata.py

           # Update all the lock files
          git add .
          uv sync --no-editable --all-extras --group all-dev
          uv run --no-sync pre-commit run --all-files || git add .
          # Make sure that we're now in a 'good' state
          uv run --no-sync pre-commit run --all-files

          # Commit, tag and push
          git commit -a -m "bump: version $BASE_VERSION -> $NEW_VERSION"
          git tag v$NEW_VERSION
          git push && git push --tags

          # Bump to alpha (so that future commits do not have the same
          # version as the tagged commit)
          BASE_VERSION=`sed -ne 's/^version = "\([0-9\.]*\)"/\1/p' pyproject.toml`

          # Put pyproject.toml back
          mv pyproject-dev.toml pyproject.toml
          # Bump to pre-release of next version
          uv version --no-sync --bump post
          # Propogate dev version back to meson.build
          uv run --no-sync python scripts/propogate-pyproject-metadata.py

          NEW_VERSION=`sed -ne 's/^version = "\([0-9\.post]*\)"/\1/p' pyproject.toml`
          echo "Bumping version $BASE_VERSION > $NEW_VERSION"

          # Commit and push
          git commit -a -m "bump(pre-release): version $BASE_VERSION > $NEW_VERSION"
          git push