bundler_args: "--jobs 4 --retry 3"
cache: bundler
gemfile:
- gemfiles/activesupport_6.0.gemfile
- gemfiles/activesupport_5.2.gemfile
- gemfiles/activesupport_5.1.gemfile
- gemfiles/activesupport_5.0.gemfile
- gemfiles/activesupport_4.2.gemfile
- gemfiles/activesupport_4.1.gemfile
language: ruby
matrix:
  exclude:
  - rvm: 2.4
    gemfile: gemfiles/activesupport_4.1.gemfile # Requires json 1.8.5+
  - rvm: 2.5
    gemfile: gemfiles/activesupport_4.1.gemfile # Requires json 1.8.5+
  fast_finish: true
rvm:
  - 2.3
  - 2.4
  - 2.5
sudo: false
before_install:
  - gem update --system
  - gem --version
  - gem install bundler

bundler_args: "--jobs 4 --retry 3"
cache: bundler
gemfile:
- gemfiles/activesupport_6.0.gemfile
- gemfiles/activesupport_5.2.gemfile
- gemfiles/activesupport_5.1.gemfile
- gemfiles/activesupport_5.0.gemfile
- gemfiles/activesupport_4.2.gemfile
- gemfiles/activesupport_4.1.gemfile
language: ruby
matrix:
  exclude:
  - rvm: 2.4
    gemfile: gemfiles/activesupport_4.1.gemfile # Requires json 1.8.5+
  - rvm: 2.5
    gemfile: gemfiles/activesupport_4.1.gemfile # Requires json 1.8.5+
  fast_finish: true
rvm:
  - 2.3
  - 2.4
  - 2.5
  - 2.6
sudo: false
before_install:
  - gem update --system
  - gem --version
  - gem install bundler

Add support for ruby 2.6
Add support for ruby 2.6
