cmake-format.yml

name: "CMake Format"

on:
  # always run on main branch
  push:
    branches: [ main ]
    paths-ignore:
      - 'README.md'
      - 'CONTRIBUTING.md'
      - 'LICENSE'
  # run on PR to main branch if relevant files changed
  pull_request:
    branches: [ main ]
    paths:
      - '**/CMakeLists.txt'
      - '.github/workflows/cmake-format.yml'

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  format:
    name: "cmake-format"
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-python@v5
        with:
          python-version: '3.13'
          cache-dependency-path: '.github/workflows/cmake-format.yml'
          cache: 'pip'
      - name: Install CMake formatting tool
        run: pip install cmake-format

      # Check all cmake files; ignore files in hidden directories
      - name: Execute cmake-format
        run: find . \( -path '*/.*' -prune \) -o
          \( -type f -a -name 'CMakeLists.txt' \)
          -exec echo "Format checking '{}'..." \;
          -exec cmake-format --check --line-width=80 -- {} +