language: ruby

rvm:
  - 2.7.0
  - 2.6.5
  - 2.5.7

gemfile:
  - gemfiles/rails_60.gemfile
  - gemfiles/rails_52.gemfile
  - gemfiles/rails_51.gemfile
  - gemfiles/rails_50.gemfile
  - gemfiles/rails_42.gemfile

matrix:
  exclude:
    - rvm: 2.7.0
      gemfile: gemfiles/rails_52.gemfile
    - rvm: 2.7.0
      gemfile: gemfiles/rails_51.gemfile
    - rvm: 2.7.0
      gemfile: gemfiles/rails_50.gemfile
    - rvm: 2.7.0
      gemfile: gemfiles/rails_42.gemfile