language: ruby
rvm:
- 1.9.3
- 2.0
- 2.1.10
- 2.2.8
- 2.3.5
- 2.4.2
before_install:
- gem install bundler
- gem update --system
before_script:
- bundle exec appraisal install
cache: bundler
script: bundle exec appraisal rspec

language: ruby
rvm:
- 2.2.9
- 2.3.6
- 2.4.3
- 2.5.0
before_install:
- gem install bundler
- gem update --system
before_script:
- bundle exec appraisal install
cache: bundler
script: bundle exec appraisal rspec

Update tested Rubies to 2.2-2.5.
Update tested Rubies to 2.2-2.5.

Much simpler, given we’re not supporting old TS versions with this upcoming release.
