Dima Example of Optional Args

main.rb

require 'pp'
require 'securerandom'
require 'faker'

def generate_car(opts={})
  type = opts[:car] || "car"
  id = opts[:id] || SecureRandom.uuid
  attrs = opts[:json_attrs] || {}


  attributes = {
    make:  Faker::Company.name,
    model: Faker::Commerce.product_name,
    year:  (1980...2017).to_a.sample,
  }.merge(attrs)
  {
    "data": {
      "id":         id,
      "type":       type,
      "attributes": attributes.merge(attrs),
    }
  }
end

c1 = generate_car()
c2 = generate_car(json_attrs: {make: "Ford"})

pp c1
pp c2