name: Lint

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main
      - master

env:
  PY_COLORS: 1

jobs:
  commitlint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
        with:
          fetch-depth: 0
      - uses: wagoid/commitlint-github-action@v4

  linters:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-python@v2
      - run: pip install --upgrade tox
      - name: Run black code formatter (https://black.readthedocs.io/en/stable/)
        run: tox -e black -- --check
      - name: Run flake8 (https://flake8.pycqa.org/en/latest/)
        run: tox -e pep8
      - name: Run mypy static typing checker (http://mypy-lang.org/)
        run: tox -e mypy
      - name: Run isort import order checker (https://pycqa.github.io/isort/)
        run: tox -e isort -- --check