mongoid_cacheable

Cache Methods in any Mongoid Document.

Getting Started

require 'mongoid'
require 'mongoid_cacheable'

class User
  include Mongoid::Document
  include Mongoid::Cacheable

  field :name

  def name_length
    name.length
  end
  cache :name_length, type: Integer
end

user = User.new
user.name = 'John'
user.cached_name_length                   # calling the cached method for the first time
  #=> 4
user.name = 'Ron Jon'
user.cached_name_length                   # the previous result is still cached
  #=> 4
user.name_length                          # access the original method
  #=> 7
user.read_attribute :_name_length         # the raw cached field is unchanged
  #=> 4