language: ruby

cache: bundler

rvm:
  - 2.0.0
  - 2.1.0
  - 2.2.0
  - 2.3.0
  - 2.4.0
  - 2.5.0
  - ruby-head

script: bundle exec rspec spec

language: ruby

cache: bundler

rvm:
  - 2.5.0
  - 2.6.0
  - 2.7.0
  - ruby-head

script: bundle exec rspec spec

Update Travis builds to remove retired Ruby versions.
Update Travis builds to remove retired Ruby versions.
