language: ruby
rvm:
  - 2.1
  - 2.2
  - 2.3.1
  - 2.4.1
  - ruby-head
  - jruby-9
before_install: gem install bundler -v 1.10.6
script: bundle exec rspec

language: ruby
rvm:
  - 2.3
  - 2.4
  - ruby-head
  - jruby-9
before_install: gem install bundler -v 1.10.6
script: bundle exec rspec

Remove Ruby 2.1 and 2.2 from the build matrix
Remove Ruby 2.1 and 2.2 from the build matrix

Neither version is officially supported these days and testing against
these prevents the use of more recent syntax.
