utils.rb

module Utils
  # Creates a hash from instance vars
  def attributes
    vars = {}
    instance_variables.each do |var|
      vars[var.gsub("@", "").to_sym] = instance_variable_get(var)
    end
    vars
  end
end


class User
  include Utils
  
  def initialize
    @animal = "fisk"
    @foo = "bar"
  end
end
u = User.new

p u.attributes