settingslogic madness

aa.rb

require 'settingslogic'

class Settings < Settingslogic
  source 'aa.yaml'
end

Settings.a['d'] = 2

p Settings.a # {"b"=>0, "c"=>1, "d"=>2}
p Settings['a'] # {"b"=>0, "c"=>1}

aa.yaml

a:
  b: 0
  c: 1