language: ruby
rvm:
  - 2.3.8
  - 2.4.6
  - 2.5.5
  - 2.6.3
  - ruby-head
gemfile:
  - gemfiles/csv_15.0.gemfile
  - gemfiles/csv_16.0.gemfile
matrix:
  allow_failures:
    - rvm: ruby-head
  fast_finish: true

language: ruby
rvm:
  - 2.3.8
  - 2.4.7
  - 2.5.6
  - 2.6.4
  - ruby-head
gemfile:
  - gemfiles/csv_15.0.gemfile
  - gemfiles/csv_16.0.gemfile
matrix:
  allow_failures:
    - rvm: ruby-head
  fast_finish: true

Test against latest Ruby versions
Test against latest Ruby versions