name: Format checks

on:
  pull_request:
    branches:
      - master

jobs:
  format:
    name: Format
    runs-on: ubuntu-22.04
    permissions:
      contents: read
    steps:
      - name: git checkout
        uses: actions/checkout@v4
      - name: Install Nix
        uses: DeterminateSystems/nix-installer-action@main
      - name: Check clang-format
        run: |
          nix develop -c sh -lc 'git ls-files "*.cpp" "*.hpp" "*.cppm" | xargs clang-format --dry-run --Werror'
      - name: Check cmake-format
        run: |
          nix develop -c sh -lc 'cmake-format --check CMakeLists.txt src/modules/CMakeLists.txt cmake/smathConfig.cmake.in'