haystack/.github/workflows/linting.yml

# If you change this name also do it in linting-skipper.yml and ci_metrics.yml
name: Linting

on:
  pull_request:
    paths:
      - "**.py"
      - "**/pyproject.toml"

env:
  PYTHON_VERSION: "3.8"

jobs:
  mypy:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          # With the default value of 1, there are corner cases where tj-actions/changed-files
          # fails with a `no merge base` error
          fetch-depth: 0

      - name: Get changed files
        id: files
        uses: tj-actions/changed-files@v34
        with:
          files: |
            **/*.py
          files_ignore: |
            test/**
            rest_api/test/**

      - uses: actions/setup-python@v4
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Install Haystack
        run: pip install ".[all,dev]"

      - name: Mypy
        if: steps.files.outputs.any_changed == 'true'
        run: |
          mkdir .mypy_cache/
          mypy --install-types --non-interactive ${{ steps.files.outputs.all_changed_files }} --exclude=rest_api/build/ --exclude=rest_api/test/

  pylint:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          # With the default value of 1, there are corner cases where tj-actions/changed-files
          # fails with a `no merge base` error
          fetch-depth: 0

      - name: Get changed files
        id: files
        uses: tj-actions/changed-files@v34
        with:
          files: |
            **/*.py
          files_ignore: |
            test/**
            rest_api/test/**

      - uses: actions/setup-python@v4
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Install Haystack
        run: |
          pip install ".[all,dev]"
          pip install ./haystack-linter

      - name: Pylint
        if: steps.files.outputs.any_changed == 'true'
        run: |
          pylint -ry -j 0 ${{ steps.files.outputs.all_changed_files }}