lint.yml

name: Lint

on:
  push:
    branches: [main]
  pull_request:
    branches: [main, staging]

jobs:
  lint:
    strategy:
      fail-fast: false
      matrix:
        python-version: [3.9]
        node-version: [14.x]
        poetry-version: [1.1.9]
        go-version: [1.13.1]
        os: [ubuntu-latest]
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v2
      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v1
        with:
          node-version: ${{ matrix.node-version }}
      - name: Use Go ${{ matrix.go-version }}
        uses: actions/setup-go@v2
        with:
          go-version: ${{ matrix.go-version }}
      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v2
        with:
          python-version: ${{ matrix.python-version }}
      - name: Get full Python version
        id: full-python-version
        run: echo ::set-output name=version::$(python -c "import sys; print('-'.join(str(v) for v in sys.version_info))")
      - name: Bootstrap poetry
        run: |
          curl -sL https://raw.githubusercontent.com/python-poetry/poetry/master/install-poetry.py \
            | python - -y --version 1.1.9
      - name: Poetry version
        run: poetry --version
      - name: Configure poetry
        run: poetry config virtualenvs.in-project true
      - name: Set up cache
        uses: actions/cache@v2
        id: cache
        with:
          path: .venv
          key: venv-${{ runner.os }}-${{ steps.full-python-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
      - name: Ensure cache is healthy
        if: steps.cache.outputs.cache-hit == 'true'
        run: timeout 10s poetry run pip --version || rm -rf .venv
      - name: Get yarn cache directory path
        id: yarn-cache-dir-path
        run: echo "::set-output name=dir::$(yarn cache dir)"
      - uses: actions/cache@v2
        id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
        with:
          path: |
            **/node_modules
            ${{ steps.yarn-cache-dir-path.outputs.dir }}
          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            ${{ runner.os }}-yarn-
      - name: Install dependencies
        # Runs the installations sequentially because GitHub Actions cannot handle the load of parallelism
        run: yarn install-all-ci
      - name: Lint files
        run: yarn lint