lint.yml

name: Lint source code

on:
  push:
  pull_request:
  workflow_dispatch:

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

env:
  FORCE_COLOR: "1"
  UV_SYSTEM_PYTHON: "1"  # make uv do global installs

jobs:
  # If you update any of these commands, don't forget to update the equivalent
  # tox environment
  ruff:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
    - name: Get Ruff version from pyproject.toml
      run: |
        RUFF_VERSION=$(awk -F'[="]' '/\[project\.optional-dependencies\]/ {p=1} /ruff/ {if (p) print $4}' pyproject.toml)
        echo "RUFF_VERSION=$RUFF_VERSION" >> $GITHUB_ENV

    - name: Install Ruff
      run: >
        curl --no-progress-meter --location --fail
        --proto '=https' --tlsv1.2
        --write-out "%{stderr}Downloaded: %{url}\n"
        "https://astral.sh/ruff/$RUFF_VERSION/install.sh"
        | sh

    - name: Lint with Ruff
      run: ruff check . --output-format github

    - name: Format with Ruff
      run: ruff format . --diff

  flake8:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version: "3"
    - name: Install uv
      run: >
        curl --no-progress-meter --location --fail
        --proto '=https' --tlsv1.2
        "https://astral.sh/uv/install.sh"
        | sh
    - name: Install dependencies
      run: uv pip install --upgrade "flake8>=6.0"
    - name: Lint with flake8
      run: flake8 .

  mypy:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version: "3"
    - name: Install uv
      run: >
        curl --no-progress-meter --location --fail
        --proto '=https' --tlsv1.2
        "https://astral.sh/uv/install.sh"
        | sh
    - name: Install dependencies
      run: uv pip install ".[lint,test]"
    - name: Type check with mypy
      run: mypy

  docs-lint:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version: "3"
    - name: Install uv
      run: >
        curl --no-progress-meter --location --fail
        --proto '=https' --tlsv1.2
        "https://astral.sh/uv/install.sh"
        | sh
    - name: Install dependencies
      run: uv pip install --upgrade sphinx-lint
    - name: Lint documentation with sphinx-lint
      run: make doclinter

  twine:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version: "3"
    - name: Install uv
      run: >
        curl --no-progress-meter --location --fail
        --proto '=https' --tlsv1.2
        "https://astral.sh/uv/install.sh"
        | sh
    - name: Install dependencies
      run: uv pip install --upgrade twine build
    - name: Lint with twine
      run: |
        python -m build .
        twine check dist/*