linters.yml

# Check that code is formatted consistently
#
# Available Python versions:
# https://raw.githubusercontent.com/actions/python-versions/main/versions-manifest.json

name: linters
on: 
  push:
    branches:
      - master
  pull_request:

jobs:
  tests:
    name: ${{ matrix.name }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - {name: Linux311, python: '3.11.0-rc.1', os: ubuntu-latest}
    steps:
    - name: Check out repository
      uses: actions/checkout@v2

    - name: Set up Python 
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python }}

    - name: Restore cache
      id: cache
      uses: actions/cache@v3
      with:
        path: ./venv
        key: ${{ matrix.name }}-pip-${{ hashFiles('requirements.txt') }}
        restore-keys: |
          ${{ matrix.name }}-pip-

    - name: Install dependencies
      if: steps.cache.outputs.cache-hit != 'true'
      run: |
        python -m venv venv
        . venv/bin/activate
        python -m pip install --upgrade pip
        python -m pip install -r requirements.txt

    - name: Check code style
      run: |
        . venv/bin/activate
        python -m flake8
        python -m black --check .

    - name: Check directory layout
      run: |
        . venv/bin/activate
        python .github/workflows/dircheck.py