clang-format.yml

name: Code Formatter

# run on pull requests to develop
on:
  pull_request

jobs:
  format:
    name: Clang Formatter
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          # fetch everything to be able to compare with any ref
          fetch-depth: 0

      - name: Check 
        env:
          LANG: "C.UTF-8"
          LC_ALL: "C.UTF-8"
          LANGUAGE: "C.UTF-8"
        run: |
          sudo apt-get install -y clang-format-14 python3 git
          diff_output_file=$(mktemp)
          git --no-pager diff -U0 --diff-filter=ACMRT ${{github.event.pull_request.base.sha}}...${{ github.event.pull_request.head.sha }} | clang-format-diff-14 -p1 2>&1 | tee $diff_output_file
          if [ -s $diff_output_file ]; then
              exit 1
          else
              exit 0
          fi