name: CI
on: [push, pull_request]
jobs:
  test:
    strategy:
      fail-fast: false
      matrix:
        # Due to https://github.com/actions/runner/issues/849, we have to use quotes for '3.0'
        ruby: [2.4, 2.5, 2.6, 2.7, '3.0', head]
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
    - uses: ruby/setup-ruby@v1
      with:
        ruby-version: ${{ matrix.ruby }}
        bundler-cache: true # runs 'bundle install' and caches installed gems automatically
    - run: bundle exec rake