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defmodule Johnann do
  
  def john(n) when n >= 1 do
  	john_and_ann(n)[:john]
  end
  
  def ann(n) when n >= 1 do
  	john_and_ann(n)[:ann]
  end
  

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;;--------------;;
;; Exercise 1.1 ;;
;;--------------;;
10
;=> 10
(+ 5 3 4)
;=> 12
(- 9 1)
;=> 8
(/ 6 2)

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# LinkedList implementation as given in the problem assignment
class LinkedList
  attr_accessor :payload, :next_element

  def initialize(payload, next_element)
    @payload, @next_element = payload, next_element
  end
end

# output_list implementation as given in the problem assignment

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##
# Host Database
#
# localhost is used to configure the loopback interface
# when the system is booting.  Do not change this entry.
##
127.0.0.1	localhost
255.255.255.255	broadcasthost
::1             localhost 
127.0.0.1   test.localhost

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> Aditive@0.0.0 start /Users/chris/Work/Aditive/aditive-backend
> nodemon app.js

[nodemon] 1.8.1
[nodemon] to restart at any time, enter `rs`
[nodemon] watching: *.*
[nodemon] starting `node app.js`
warn: Sails' built-in layout support only works with the `ejs`, `handlebars`, `ractive` view engines.
warn: You're using `jade`.
warn: Ignoring `sails.config.views.layout`...

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require 'rails_helper'

feature 'Managing users' do
  given(:user) { create(:user) }
  given(:admin) { create(:admin_user) }

  context 'as an Admin' do
    background do
      login_as admin
      user # reference user to ensure it exists

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  * guard-rspec (4.6.4)
  * rspec (3.3.0)
  * rspec-core (3.3.2)
  * rspec-expectations (3.3.1)
  * rspec-mocks (3.3.2)
  * rspec-rails (3.3.3)
  * rspec-support (3.3.0)

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ruby '2.0.0'
source 'https://rubygems.org'

# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
gem 'rails', '4.2.4'
# Use PostegreSQL
gem 'pg'
# Use Slim for templates
gem 'slim-rails'
# We need SASS support for some jQuery plugins

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> fomo@0.0.0 test /Users/chris/Code/fomo-server
> PORT=9999 NODE_ENV=testing _mocha ./test/bootstrap.test.js ./test/unit/*.test.js ./test/unit/**/*.test.js -r should --timeout 60000



warn: Sails' built-in layout support only works with the `ejs`, `handlebars`, `ractive` view engines.
warn: You're using `jade`.
warn: Ignoring `sails.config.views.layout`...
Connecting Mongoose to mongodb://localhost:27017/fomo

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function pick(obj, ...keys) {
  if (typeof obj !== 'object') return;

  var result = {};
  for (var key of Object.keys(obj)) {
    if (keys.indexOf(key) >= 0) result[key] = obj[key];
  }

  return result;
}