conventional-commit-lint.yml

name: Conventional commit lint

on:
  pull_request:

jobs:
  conventional-commit-lint:
    runs-on: ubuntu-latest
    steps:
    - name: Get all PR commits
      run: echo "PR_FETCH_DEPTH=$(( ${{ github.event.pull_request.commits }} + 1 ))" >> "${GITHUB_ENV}"

    - name: Checkout
      uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b # v4.1.5
      with:
        ref: ${{ github.event.pull_request.head.ref }}
        fetch-depth: ${{ env.PR_FETCH_DEPTH }}      

    - name: Setup Node.js
      uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
      with:
        node-version: '20.x'

    - name: Setup commitlint
      run: |
        npm install -g @commitlint/config-conventional @commitlint/cli

    - name: Validate all PR commits
      run: |
        npx commitlint \
          --extends '@commitlint/config-conventional' \
          --from HEAD~${{ github.event.pull_request.commits }} \
          --to HEAD \
          --verbose