language: ruby
before_install:
  - gem update --system
  - gem install bundler
rvm:
  - 2.3
  - 2.2
  - 2.1
  - 2.0
script: bundle exec rspec spec
sudo: false

language: ruby
before_install:
  - gem update --system
  - gem install bundler
rvm:
  - '2.4.0'
  - '2.3.3'
  - '2.2.6'
  - '2.1.9'
  - '2.0.0-p648'
script: bundle exec rspec spec
sudo: false

Update Ruby versions to test with
Update Ruby versions to test with
