version-check.yml

name: Version check

on:
  pull_request:
    branches:
      - main
jobs:
  version-check:
    runs-on: ubuntu-latest
    steps:
      - name: Get branch info
        id: branch_info
        run: |
          echo "====== DEBUGGING BRANCH INFO ======"
          echo "PR URL: ${{ github.event.pull_request.html_url }}"
          echo "PR Number: ${{ github.event.pull_request.number }}"
          
          BASE_BRANCH="${{ github.event.pull_request.base.ref }}"
          SOURCE_BRANCH="${{ github.event.pull_request.head.ref }}"
          echo "Source branch: $SOURCE_BRANCH"
          echo "Target branch: $BASE_BRANCH"
          
          echo "base_branch=$BASE_BRANCH" >> $GITHUB_OUTPUT
          echo "source_branch=$SOURCE_BRANCH" >> $GITHUB_OUTPUT
          
          # Check if source is a release branch
          if [[ "$SOURCE_BRANCH" =~ ^release/v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
            echo "Source is a release branch"
            echo "is_release_source=true" >> $GITHUB_OUTPUT
            echo "source_release_version=${SOURCE_BRANCH#release/v}" >> $GITHUB_OUTPUT
            echo "Extracted source release version: ${SOURCE_BRANCH#release/v}"
          else
            echo "Source is NOT a release branch - skipping version check"
            echo "is_release_source=false" >> $GITHUB_OUTPUT
            echo "This workflow only runs for PRs from release branches to main"
            exit 0
          fi
          echo "======================================="

      - name: Checkout repo
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Get version from pyproject.toml
        id: current_version
        run: |
          echo "====== DEBUGGING CURRENT VERSION ======"
          VERSION=$(grep '^version' pyproject.toml | sed -E 's/version = "(.*)"/\1/')
          echo "Current pyproject.toml version: $VERSION"
          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "======================================="

      # Check that version in pyproject.toml matches the source release branch name
      - name: Check version matches release branch
        run: |
          echo "====== CHECKING VERSION MATCH FOR RELEASE BRANCH ======"
          # Extract version from branch name
          RELEASE_VERSION="${{ steps.branch_info.outputs.source_release_version }}"
          
          # Get version from PR branch
          PR_VERSION="${{ steps.current_version.outputs.version }}"
          
          echo "Release branch version: $RELEASE_VERSION"
          echo "pyproject.toml version: $PR_VERSION"
          
          # Check if versions match
          if [[ "$PR_VERSION" != "$RELEASE_VERSION" ]]; then
            echo "❌ ERROR: Version in pyproject.toml ($PR_VERSION) does not match release branch version ($RELEASE_VERSION)"
            exit 1
          else
            echo "✅ Version in pyproject.toml ($PR_VERSION) matches release branch version ($RELEASE_VERSION)"
          fi
          echo "======================================="