name: Cookstyle
on:
  - push
  - pull_request
jobs:
  cookstyle:
    name: Cookstyle
    runs-on: ubuntu-latest
    steps:
    - name: Check out code
      uses: actions/checkout@v1
      with:
        fetch-depth: 1
    - name: Setup ruby
      uses: actions/setup-ruby@v1
    - name: Cache gems
      uses: actions/cache@v1
      with:
        path: vendor/bundle
        key: bundle-${{ runner.OS }}-${{ hashFiles('Gemfile.lock') }}
        restore-keys: |
          bundle-${{ runner.OS }}-
    - name: Install gems
      run: |
        gem install bundler --version "~> 1.17"
        bundle install --jobs 4 --retry 3 --deployment
    - name: Run cookstyle
      run: bundle exec cookstyle --format fuubar