lint.yml

# This workflow triggers linting & format checks on the whole repository using pre-commit.
# Whenever pre-commit detects any issue or wants to update any file, the workflow fails. The
# checks it performs are defined in the .pre-commit-config.yaml file.

name: Lint

on:
  # Note that push on main should be protected against
  push:
    branches:
      - main

  pull_request:
    branches:
      - main
    types:
      - opened
      - reopened
      - ready_for_review
      - synchronize

jobs:
  lint:
    if: ${{ github.event_name != 'pull_request' || github.event.pull_request.draft == false }}
    name: Lint
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Set up Python 3.9
        uses: actions/setup-python@v2
        with:
          python-version: 3.9

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install pre-commit==2.20.0

      - name: Run pre-commit
        run: |
          pre-commit run --all-files --show-diff-on-failure