gistfile1

node default {
  include a_bunch_of_stuff
  # ...

  case $fqdn {
    'wombat3.cpt1.example.com',
    'wombat3.cpt2.example.com',
    'wombat2.jnb1.example.com',
    'wombat2.jnb2.example.com',
    'wombat3.nur4.example.com',
    'wombat3.jnb2.example.com': {
      include enterprise_ruby
    }
    default: {
      include debian_ruby
    }
  }
}