name: CI

on:
  - pull_request
  - push

jobs:
  mypy:
    name: mypy
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version:
          - '3.7'
          - '3.8'
          - '3.9'
          - '3.10'
          - '3.11'
          - '3.12'

    steps:
      - uses: actions/checkout@master

      - name: Set up Python
        uses: actions/setup-python@v4

      - name: Install dependencies
        run: |
          pip install mypy
          pip install -r requirements.txt

      - name: Run MyPy
        run: mypy --install-types --non-interactive

  tests:
    name: Python ${{ matrix.implementation }}${{ matrix.python-version }}
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version:
          - '3.7'
          - '3.8'
          - '3.9'
          - '3.10'
          - '3.11'
          - '3.12'
        implementation:
          - ''      # CPython
          - 'pypy'  # PyPy
        exclude:    # unreleased;
          - implementation: 'pypy'
            python-version: '3.10'
          - implementation: 'pypy'
            python-version: '3.11'
          - implementation: 'pypy'
            python-version: '3.12'

    steps:
      - uses: actions/checkout@master

      - name: Set up Python ${{ matrix.implementation }}${{ matrix.python-version }}
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.implementation }}${{ matrix.python-version }}

      - name: Install tox
        run: pip install tox

      - name: Run tests
        run: pip install python-dateutil && tox -e py
