moduler.rb

module One
  def one
    "one"
  end
end

module Two
  def two
    "two"
  end
end

class Moduler
  def initialize array_of_mods
    array_of_mods.each{|m| Moduler.send(:include, Moduler.constantize(m)) } 
  end
  
  def self.constantize(camel_cased_word)
    unless /\A(?:::)?([A-Z]\w*(?:::[A-Z]\w*)*)\z/ =~ camel_cased_word
      raise NameError, "#{camel_cased_word.inspect} is not a valid constant name!"
    end
    
    Object.module_eval("::#{$1}", __FILE__, __LINE__)
  end
end

m = Moduler.new( ["One", "Two"] )

puts m.one
puts m.two