#--
# Adapted from rand.rb by:
# * Ilmari Heikkinen <mailto:kig@misfiring.net>
# * Christian Neukirchen <mailto:chneukirchen@gmail.com>
#++
require 'facet/hash/rand_key'
class Hash
  # Returns a random hash value.
  #
  #   require 'facet/hash/rand_value'
  #
  #   {:one => 1, :two => 2, :three => 3}.rand_value  #=> 2
  #   {:one => 1, :two => 2, :three => 3}.rand_value  #=> 1
  #
  def rand_value
    fetch( rand_key )
  end
end