lint.yml

# SPDX-License-Identifier: Apache-2.0

name: Lint, Format, and MyPy

on:
  push:
    branches:
      - "main"
      - "release-**"
    paths:
      - '**.py'
      - 'pyproject.toml'
      - 'requirements*.txt'
      - 'tox.ini'
      - 'scripts/*.sh'
      - '.github/**'
  pull_request:
    branches:
      - "main"
      - "release-**"
    paths:
      - '**.py'
      - 'pyproject.toml'
      - 'requirements*.txt'
      - 'tox.ini'
      - 'scripts/*.sh'
      - '.github/**'

env:
  PYTHON_VERSION: 3.11

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          # https://github.com/actions/checkout/issues/249
          fetch-depth: 0
          submodules: true

      - name: Setup Python 3.11
        uses: actions/setup-python@v5
        with:
          python-version: 3.11
          cache: pip
          cache-dependency-path: |
            **/pyproject.toml
            **/requirements*.txt
      - name: Install dependencies
        id: deps
        run: |
          python -m pip install --upgrade pip
          python -m pip install tox
      - name: Run Ruff check
        run: |
          tox -e ruff -- check
      - name: Run linting
        if: ${{ !cancelled() && (steps.deps.outcome == 'success') }}
        run: |
          echo "::add-matcher::.github/workflows/matchers/pylint.json"
          tox -e lint
      - name: Run mypy type checks
        if: ${{ !cancelled() && (steps.deps.outcome == 'success') }}
        run: |
          tox -e mypy