mongostache-step1.rb

require 'rubygems'
require 'mongo_doc'
require 'mustache'
class Person
  attr_accessor :name, :age, :interests

  def pretty_interests
    last = interests.pop
    "#{interests.join(", ")} and #{last}"
  end
end

mongostache-step2.rb

collection = MongoDoc::Collection.new('people')
collection.drop

person = Person.new
person.name = "Levi Cole"
person.age = "26"
person.interests = ["ruby", "hipster girls", "guitars", "bluegrass"]

collection.save(person)

mongostache-step3.rb

levis = collection.where('name' => /Levi/)

template = "Hello, may name is {{name}}, I am {{age}}, and I like {{pretty_interests}}"
puts Mustache.render(template, levis.first)