language: ruby

rvm:
  - 2.1
  - 2.2
  - 2.3.1
  - ruby-head

before_install:
  - gem update bundler

matrix:
  allow_failures:
    - rvm: ruby-head

language: ruby

rvm:
  - 2.3
  - 2.4
  - 2.5
  - 2.6
  - ruby-head

before_install:
  - gem update bundler

matrix:
  allow_failures:
    - rvm: ruby-head

Update ruby versions for CI
Update ruby versions for CI
