check-clang-format.yml

name: Checks - clang-format

on:
  push:
  pull_request:
  workflow_dispatch:

jobs:
  clang_format_check:
    runs-on: ubuntu-latest
    container:
      image: ghcr.io/llnl/sundials_spack_cache:llvm-17.0.4-h4lflucc3v2vage45opbo2didtcuigsn.spack
    steps:
      - name: Install git
        run: |
          apt update
          apt install -y git

      - name: Check out repository code
        uses: actions/checkout@v4
        with:
          submodules: true

      - name: Add safe directory
        run: git config --global --add safe.directory "$GITHUB_WORKSPACE"

      - name: Print clang-format version
        run: clang-format --version

      - name: Run checker on code
        run: |
          ./scripts/format.sh benchmarks examples include src test

      - name: Run git diff to see if anything changed
        run: /usr/bin/git diff --name-only --exit-code

      - name: Run git diff if we failed
        if: failure()
        run:  /usr/bin/git diff > diff

      - name: Archive diff if we failed
        uses: actions/upload-artifact@v3
        if: failure()
        with:
          name: diff
          path: |
            ${{ github.workspace }}/diff