gistfile1.rb

module SmartHippo::MonkeyPatches::Enumerable

  def self.included(base)
    base.class_eval do

      # snap to nearest value in a collection of values
      def snap_from value
        value = value.to_i
        self.sort_by{|i| (i - value).abs }.first
      end 

    end 
  end 
end

module Enumerable
  include SmartHippo::MonkeyPatches::Enumerable
end