---
language: ruby
rvm:
  # No longer supported
  # - 1.9.3  # json gem now requires Ruby ~> 2.0
  - 2.0.0
  - 2.1.10
  - 2.2.10
  - jruby-19mode
  # Current stable supported by Travis
  - 2.3.8
  - 2.4.9
  - 2.5.7
  - 2.6.5
  - 2.7.0
  - jruby-9.1.9.0
  # Future
  - ruby-head
  - jruby-head
sudo: false
matrix:
  allow_failures:
    # No longer supported
    - rvm: 2.0.0
    - rvm: 2.1.10
    - rvm: 2.2.10
    - rvm: 2.3.8
    - rvm: jruby-19mode
    # Future
    - rvm: ruby-head
    - rvm: jruby-head
