name: Linters
on:
  push:
    tags:
      - v*
    branches:
      - master
      - release-*
  pull_request:
    branches:
      - master
      - release-*

# cancel the in-progress workflow when PR is refreshed.
concurrency:
  group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.head_ref || github.sha }}
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  yaml-linter:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: 3.9

      - name: Install yamllint
        run: pip install yamllint

      - name: Lint YAML files
        run: yamllint -c .github/workflows/.yamllint deploy/examples/ --no-warnings

  pylint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: 3.9

      - name: Install pylint and requirements
        run: |
          pip install pylint
          pip install pylint --upgrade
          pip install requests
          pip install pygit2

      - name: Lint Python files
        run: pylint $(git ls-files '*.py') -E

      - name: Setup black for py
        uses: psf/black@stable