language: ruby
rvm:
  - 2.3.8
  - 2.4.9
  - 2.5.7
  - 2.6.5

before_install:
  - gem install bundler

language: ruby
rvm:
  - 2.3.8
  - 2.4.9
  - 2.5.7
  - 2.6.5
  - 2.7.0

before_install:
  - gem install bundler

Add Ruby 2.7 to Travis CI config
Add Ruby 2.7 to Travis CI config
