name: Lint

on:
  pull_request:
    branches:
      - '**'

jobs:
  cpplint:
    runs-on: ubuntu-20.04

    steps:
    - name: Check out Git repository
      uses: actions/checkout@v4

    - name: Install ClangFormat
      run: |
        sudo apt-get update
        sudo apt-get install -y clang-format

    - name: Run cpplint
      run: |
        CPPSOURCES=$(find ./ -regextype posix-extended -regex '.*\.(c|cpp|h|hpp|cc|cxx|cu)' -not -path "./build/*")
        clang-format -style=file --verbose --Werror --dry-run ${CPPSOURCES}

  pylint:
    runs-on: ubuntu-20.04

    steps:
      - name: Check out Git repository
        uses: actions/checkout@v4
  
      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: 3

      - name: Install Python dependencies
        run: python3 -m pip install black

      - name: Run black
        run: python3 -m black --check --config pyproject.toml .

  spelling:
    runs-on: ubuntu-20.04

    steps:
    - name: Check out Git repository
      uses: actions/checkout@v4

    - name: Download misspell
      run: |
        curl -L https://github.com/client9/misspell/releases/download/v0.3.4/misspell_0.3.4_linux_64bit.tar.gz -o /tmp/misspell_0.3.4_linux_64bit.tar.gz
        tar -xzf /tmp/misspell_0.3.4_linux_64bit.tar.gz -C .

    - name: Check spelling
      run: |
        ./misspell -error .