pre-commit.yml

name: pre-commit

on:
  pull_request:
    branches: [master]
  push:
    branches: [master]
  workflow_dispatch:

jobs:
  pre-commit:
    name: "pre-commit"
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v36.0.9
      - name: Parse Python version from runtime.txt
        run: |
          sed 's/[^0-9.]//g' runtime.txt | head > .python-version
      - name: Set up Pylint pre-commit
        run: |
          # remove all instances of docker compose exec; github CI doesn't use docker
          sed -E 's/docker compose exec -T \w+\s*//g' .pre-commit-config.yaml > .pre-commit-config-ci.yaml
          mv .pre-commit-config-ci.yaml .pre-commit-config.yaml
          touch .env  # ensure .env file exists
      - name: Set up Python
        uses: actions/setup-python@v4
      - name: Install Poetry
        uses: snok/install-poetry@v1
        with:
          virtualenvs-create: true
          virtualenvs-in-project: true
          installer-parallel: true
      - name: Install dependencies with Poetry
        run: |
          poetry install --no-root --with=prod --no-interaction --no-ansi
          # add virtual environment to path for future steps
          echo $(poetry env info --path)/bin >> $GITHUB_PATH
      - name: Install npm dependencies
        run: |
          npm ci
      - name: Run pre-commit hooks
        uses: pre-commit/action@v3.0.0
        with:
          # only check changed files
          extra_args: "--files ${{ steps.changed-files.outputs.all_changed_files }}"