require 'set' require 'character_set/ruby_fallback/set_methods' require 'character_set/ruby_fallback/plane_methods' require 'character_set/ruby_fallback/character_set_methods' class CharacterSet module RubyFallback include CharacterSet::RubyFallback::SetMethods include CharacterSet::RubyFallback::PlaneMethods include CharacterSet::RubyFallback::CharacterSetMethods def self.prepended(klass) klass.extend CharacterSet::RubyFallback::CharacterSetMethods::ClassMethods end def initialize(enum = []) @__set = SortedSet.new super end end end