language: ruby
before_install:
  - gem update bundler
script: bundle exec rake spec
rvm:
  - 2.4.9
  - 2.5.7
  - 2.6.5
  - ruby-2.7.0-preview3

language: ruby
before_install:
  - gem update bundler
script: bundle exec rake spec
rvm:
  - 2.7.2
  - 2.6.6
  - 2.5.7

Drop Ruby 2.4 from TravisCI
Drop Ruby 2.4 from TravisCI
