Invalidations.yml

name: Invalidations
on:
  pull_request:
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}
jobs:
  run:
    if: github.base_ref == github.event.repository.default_branch
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - uses: julia-actions/install-juliaup@v2
      with:
        channel: 'release'
    - uses: julia-actions/cache@v2
    - uses: julia-actions/julia-buildpkg@v1
    - uses: julia-actions/julia-invalidations@v1
      id: invs_pr

    - uses: actions/checkout@v4
      with:
        ref: ${{ github.event.repository.default_branch }}
    - uses: julia-actions/julia-buildpkg@v1
    - uses: julia-actions/julia-invalidations@v1
      id: invs_default

    - name: Report invalidation counts
      run: |
        echo "Invalidations on default branch: ${{ steps.invs_default.outputs.total }} (${{ steps.invs_default.outputs.deps }} via deps)" >> $GITHUB_STEP_SUMMARY
        echo "This branch: ${{ steps.invs_pr.outputs.total }} (${{ steps.invs_pr.outputs.deps }} via deps)" >> $GITHUB_STEP_SUMMARY
    - name: Check if the PR does increase number of invalidations
      if: steps.invs_pr.outputs.total > steps.invs_default.outputs.total
      run: exit 1