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class Chef module Provisioning module AzureDriver # Represents available options when bootstrapping a host on Azure # These are used to tell Azure some initial pieces of information # for building a new VM. class BootstrapOptions < Chef::Provisioning::BootstrapOptions # @return [St...
# frozen_string_literal: true module API # Global api error handlers. With rollbar notifications module ErrorHandlers extend ActiveSupport::Concern included do rescue_from ActiveRecord::RecordNotFound do |e| # Rollbar.warning(e) return_error!("Record not found", 404) end ...
module TicTacToe class Player CORNERS = ["1", "3", "7", "9"] def initialize(board) @board = board end protected def win check(@me) end def block check(@opponent) end def check(side = @me) [1,2,3].each do |i| return true if check_row(i, side) ...
# Uncomment the next line to define a global platform for your project # platform :ios, '9.0' workspace 'App.xcworkspace' project 'App.xcodeproj' platform :ios, '10.0' inhibit_all_warnings! use_frameworks! CCPod = Struct.new(:name, :version, :git, :branch) snapkit = CCPod.new('SnapKit', '~> 4.0.0') alamofire = CCPod....
# By default, <code>chart</code> uses a line width of 3 for line charts. # # You can use the <code>:line_width</code> option to customize this value. # filename = File.basename(__FILE__).gsub('.rb', '.pdf') Prawn::ManualBuilder::Example.generate(filename) do data = {views: {2013 => 182, 2014 => 46, 2015 => 8020000000...
require 'test_helper' class EppDomainTransferQueryTest < ApplicationIntegrationTest def test_returns_domain_transfer_details post '/epp/command/transfer', { frame: request_xml }, { 'HTTP_COOKIE' => 'session=api_bestnames' } xml_doc = Nokogiri::XML(response.body) assert_equal '1000', xml_doc.at_css('resul...
require 'bundler/setup' require 'rack/rewrite' require 'sinatra/base' # The project root directory $root = ::File.dirname(__FILE__) use Rack::Rewrite do app_host = ENV['APP_HOST'] || 'stevenharman.net' old_posts = { 'a-first-step-to-better-user-experience-thinking-like-a' => 'a-first-step-to-better-user-experien...
class User < ActiveRecord::Base attr_accessible :email, :password, :password_confirmation, :first_name, :last_name, :gender, :mugshot, :link, :remote_id attr_accessor :password before_save :encrypt_password validates_presence_of :name validates_confirmation_of :password validates_presence_of :password, :o...
# This file should contain all the record creation needed to seed the database with its default values. # The data can then be loaded with the rails db:seed command (or created alongside the database with db:setup). # # Examples: # # movies = Movie.create([{ name: 'Star Wars' }, { name: 'Lord of the Rings' }]) # Ch...
class IngredientsController < ApplicationController def index ingredients = Ingredient.all options = { include: [:recipe, :inventory_item] } render json: IngredientSerializer.new(ingredients, options) end def show ingredient = Ingredient.find_by(id:...
class CategorySerializer < ActiveModel::Serializer attributes :id, :title, :todos has_many :todos end
module FFI class StructLayout # [ # def initialize ;end # in ffi.rb for fixed instvars def __get(fieldname, cbytearray) idx = @members_dict[fieldname] if idx._equal?(nil) raise ArgumentError, 'invalid field name' end ofs = @offsets[idx] elem_siz = @elem_sizes[idx] ...
class Leave < ActiveRecord::Base belongs_to :member belongs_to :last_updated_by, class_name: 'Member' validates :member, presence: true validates :date, presence: true default_scope -> { order(date: :desc) } end
class PostsController < ApplicationController require 'digest/md5' before_action :set_post, only: [:show, :edit, :update, :destroy] def index @posts = Post.where(state: 'published').order('created_at DESC').all @props = @posts.map do |post| { created_at: post.created_at.strftime('%d %B %Y'...
#============================================================================== # +++ MOG - Anti Animation Lag (v1.1) +++ #============================================================================== # By Moghunter # https://atelierrgss.wordpress.com/ #=======================================================...
# encoding: utf-8 $: << File.expand_path("../lib", File.dirname(__FILE__)) require "rubygems" unless defined?(Gem) require "bundler/setup" require "minitest/autorun" require "minitest/hell" require "colors" class ColorsTest < MiniTest::Unit::TestCase def test_should_define_colors_mames_as_methods %w[black red...
class Api::V1::BooksController < Api::V1::ApiController wrap_parameters format: [:json, :xml, :url_encoded_form, :multipart_form] def index @books = Book.all render json: @books end def create @book = Book.new(book_params) if @book.save render json: @book ...
require_relative './encounter.rb' # Factory that creates a random monster encounter based on the level of the dungeon. class DistressedHumanoidEncounter < Encounter def initialize(level, variation) @variation = variation # variation can be ally or trap @type = "distressed humanoid, #{variation}" super(l...
class AddOptionToAnswer < ActiveRecord::Migration def change add_reference :answers, :option, index: true, foreign_key: true add_reference :answers, :result, index: true, foreign_key: true end end
module Requests module Balancing extend ActiveSupport::Concern included do has_one :balance, class_name: 'Requests::Balance', foreign_key: :user_id has_many :refunds, class_name: 'Requests::Refund'#, foreign_key: :issued_by after_create :init_balance! end def init_balance! return balan...
require 'spec_helper' require 'libraries/example' describe_inspec_resource 'example' do context 'on windows' do # This helper method here is the equivalent to the first line within the environment # that defines an os that returns a true when the names align. # let(:platform) { 'windows' } environ...
class MergeAndReassociateTypos < ActiveRecord::Migration[6.1] def change # NB: irreversible! # Create temporary columns to keep track of associations add_column :typos, :context_id, :integer add_column :samples, :typo_id, :integer # Join typos and contexts (formerly periods and site_phases) ...
require 'socket' module ArtNetServer class Server include UdpSocket def initialize @counter = 0 end def run @counter += 1 send_message("hello #{@counter}") end def send_quit_message send_message('quit') end end end
class Users::RegistrationsController < Devise::RegistrationsController def if_user_exist? respond_to do |format| @user = User.find_by(username: params[:username]) if @user.nil? format.json { head :no_content} else format.json { head :not_acceptable} end end end end
class PostCategory < ActiveRecord::Base has_and_belongs_to_many :posts validates_uniqueness_of :title # open up everything for mass assignment attr_protected end
# frozen_string_literal: true class Hand < Cardset # Can accept cards from the deck def receive(cards) @cards += cards end # Human readable list of cards def to_s @cards.join ', ' end def points result = @cards.inject(0) { |sum, c| sum + c.points } # Ace can be 1 and can be 11 (11 by d...
# frozen_string_literal: true # Released under the MIT License. # Copyright, 2023, by Samuel Williams. require_relative 'format/safe' module Console module Format def self.default Safe.new(format: ::JSON) end def self.default_json self.default end end end
require "test_helper" class CollectionSearchingTest < MiniTest::Unit::TestCase def setup @app, @stubs = make_application({parallel:true}) @items = @app[:items] @query = "foo" @limit = 100 @total = 110 @make_listing = lambda{|i| make_kv_listing(:items, key: "item-#{i}", reftime: nil, score: ...
require 'rails_helper' RSpec.describe ShortVisitsController, type: :controller do before(:each) do @user = FactoryGirl.create(:user) @short_url = FactoryGirl.create(:short_url, {user: @user}) @short_visit = FactoryGirl.create(:short_visit, {short_url: @short_url}) request.env['HTTP_AUTHORIZATION'] = ...
class RanameFriendsColumn < ActiveRecord::Migration def up rename_column :user_preferences, :friend_on_sidekick, :friends_on_sidekick end def down end end
class EmployeesController < ApplicationController before_action :logged_in_user def index @employees = Employee.all @employers = Employer.all end def show @employee = Employee.find(params[:id]) @employer = @employee.employer @timesheets = @employee.timesheets @budgets = @employee.budgets.distinct.ord...
class StructureLinkService < BaseServicer attr_accessor :physical_structure, :audit_structure def execute! audit_structure.physical_structure.update(physical_structure.cloneable_attributes) end end
describe StatusController do describe 'should return Status for every env for WEBv1 application' do it 'should return proper status for UAT' do get '/status/WEBv1/uat' expect(last_response).to be_ok result = JSON.parse(last_response.body, symbolize_names: true) expect(result[:version])....
require File.expand_path('rm_vx_data') if false #=============================================================================== # Vibrazione in battaglia di Holy87 # Difficoltà utente: ★ # Versione 1.1 # Licenza: CC. Chiunque può scaricare, modificare, distribuire e utilizzare # lo script nei propri progetti, sia amat...
Given /^an empty (\w+) document collection$/ do |doc| klass = doc.constantize step "an empty #{klass.collection_name} collection" end Given /^an? (\w+) document named '(.*)' :$/ do |doc, name, table| @all = [] klass = doc.constantize table.hashes.each do |hash| @last = klass.new hash.each do |attr, v...
puts "Hello welcome to Caesar's Cypher" puts "The old chap used a cryptographic method to encode his messages and letters" puts "How? Shift each letter in the alphabet by a certain number. " puts "What sentence do you want to encode?" def cypher(string, shift=5) code = string.split(//) code_table =* ("a".."z")...
class Task < ApplicationRecord belongs_to :user has_many :taggings has_many :tags, through: :taggings, dependent: :destroy validates :title, :subject, :start_time, :end_time, :priority, presence: true validates :title, uniqueness: {scope: :user_id} validate :end_time_after_start_time scope :search_task,...
module Api class CustomersController < ApplicationController skip_before_action :verify_authenticity_token def index; end def show customer = find_customer render_response(customer) end def create customer = CreateCustomerServices.new(customer_params).create render json:...
class AddSorteotToJugadalots < ActiveRecord::Migration[5.0] def change add_reference :jugadalots, :sorteot, foreign_key: true end end
class CreateKptBoards < ActiveRecord::Migration def change create_table :kpt_boards do |t| t.integer :project_id, :null => false t.string :title, :null => false, :limit => 80 t.integer :keeps_count, :null => false, :default => 0 t.integer :problems_count, :null => fals...
class SendMessageMutation < Types::BaseMutation description "Sends a message to the specified number" argument :to, Types::PhoneNumberType, required: true argument :body, String, required: false argument :media, [Types::ActiveStorageSignedIdType], required: false, default_value: [] field :conversation, Outp...
# Copyright 2013 Claude Mamo # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, ...
Rails.application.routes.draw do resources :hospitals, only: [] do resources :surgeries, controller: "hospital_surgeries", only: [:index] end resources :surgeries, only: [:index, :show] do resources :doctor_surgeries end end
class CatRentalRequestsController < ApplicationController def new @cat_request = CatRentalRequest.new render :new end def create request = CatRentalRequest.new(cat_rental_params) if request.save redirect_to cat_url(request.cat_id) else render json: request.errors.full_messages, s...
class AddColumnShipperidToOrders < ActiveRecord::Migration[5.1] def change add_column :orders, :shipper_id, :integer end end
class ModifyInvoiceItemTotalAmount < ActiveRecord::Migration def change rename_column :invoice_items, :total_amount, :total change_column_default :invoice_items, :total, 0 change_column_default :invoice_items, :price, 0 change_column_default :invoice_items, :quantity, 0 end end
require 'rails_helper' RSpec.describe Admin::PlansController, :type => :controller do # This should return the minimal set of attributes required to create a valid # Admin::Plan. As you add validations to Admin::Plan, be sure to # adjust the attributes here as well. let(:valid_attributes) { skip("Add a ha...
module SmsEnum CONFIRM = 1 DECLINE = 2 BALANCE = 3 OTHER = 4 end
# == Schema Information # # Table name: users # # id :integer not null, primary key # email :string default(""), not null # encrypted_password :string default(""), not null # reset_password_token :string # reset_password_sent_at :datetime # r...
class User include MongoMapper::Document safe key :name, String key :location, String key :email, String key :website, String key :description, String key :image, String key :unit_system, String, :default => "IMPERIAL" timestamps! many :authorizations many :trips many :days, :through => :tri...
Fabricator(:review) do rating { ["1", "2", "3", "4", "5"].sample } comment { Faker::Lorem.paragraph } end
# frozen_string_literal: true require 'test_helper' class Employee < ::PlainModel::Model attribute :id, :integer attribute :name attribute :hired_at, :time, default: -> { Time.now } attr_accessor :_query define_association :boss define_association :colleagues define_association :pets def self._reco...
# == Schema Information # Schema version: 20110504160931 # # Table name: cars # # id :integer not null, primary key # grade :string(255) # rate :float # nic :float # created_at :datetime # updated_at :datetime # class Car < ActiveRecord::Base attr_accessible :grade, :rate, :ni...
class Board < ApplicationRecord # acts_as_list scope: :board extend FriendlyId friendly_id :name, use: :slugged belongs_to :workspace has_many :groups, dependent: :destroy # create instance前給slug值,做unique網址 before_create { self.slug = SecureRandom.uuid } validates :name, presence: true default_sco...
# For details on the DSL available within this file, see https://guides.rubyonrails.org/routing.html Rails.application.routes.draw do # Start page get '/pages/start_page' root to: 'pages#start_page' # Auth/OAuth controller/pages get '/oauth_authentications/start' get '/auth/:provider/callback', to: 'oauth_...
require 'yaml' namespace :harmonious_dictionary do desc "generate harmonious dictionary for use" task(:generate => :environment) do chinese_dictionary_path = File.join(GGA.root, 'config','harmonious_dictionary','chinese_dictionary.txt') english_dictionary_path = File.join(GGA.root, 'config','harmonious_dic...
class GarageCommand def self.command(direction) new.command(direction) end def command(dir_str) direction = :toggle if dir_str.match?(/(toggle|garage)/i) direction = :open if dir_str.match?(/(open)/i) direction = :close if dir_str.match?(/(clos)/i) direction ||= :toggle ActionCable.serve...
require_relative '../spec_helper.rb' require 'repository' require 'redis' require 'json' describe Repository do let(:repository) { Repository.new } before(:each) do @redis = Redis.new keys = @redis.keys('*') keys.each{ |key| @redis.del(key)} end context 'no data' do it 'gets an empty list of ...
require 'test_helper' # TODO: Split this file as it takes too long. class Admin::Api::BuyerUsersTest < ActionDispatch::IntegrationTest include FieldsDefinitionsHelpers def setup @provider = FactoryBot.create :provider_account, :domain => 'provider.example.com' @provider.default_account_plan = @provider.ac...
class Peep include DataMapper::Resource property :id, Serial property :message, Text belongs_to :user end
# coding: utf-8 class AgreementsController < ApplicationController before_filter :auth_required respond_to :html, :xml, :json def index end def search @items = Agreement.order(:name).includes(:participants) if !params[:q].blank? @items = @items.where("(name LIKE :q) OR (details LIKE :q)", {:q...
require 'minitest/autorun' require 'minitest/pride' require './lib/Card_Generator.rb' class TestCard_Generator <Minitest::Test def setup @generate = Card_Generator.new("./lib/cards.txt") @card = [] end def test_generator_exists assert_instance_of Card_Generator, @generate end def test_create_a...
# This file should contain all the record creation needed to seed the database with its default values. # The data can then be loaded with the rails db:seed command (or created alongside the database with db:setup). # # Examples: # # movies = Movie.create([{ name: 'Star Wars' }, { name: 'Lord of the Rings' }]) # Ch...
class MemberStatus < ActiveRecord::Base belongs_to :member has_and_belongs_to_many :member_references, :class_name => 'Member' has_many :notifications, :as => :notifiable, :dependent => :destroy acts_as_taggable validates_presence_of :body, :member_id validate :empty_message before_create :set_me...
class SharedMix < ApplicationRecord belongs_to :mix belongs_to :user belongs_to :dj end
module Codegrade class Commit attr_reader :sha, :working_directory def initialize(working_directory = '.', sha = nil) @working_directory = File.expand_path(working_directory) @sha = sha end def author commit.author end def message commit.message end def file...
# frozen_string_literal: true class DraScore < ApplicationRecord has_many :dra_score_students, dependent: :destroy has_many :students, through: :dra_score_students validates \ :dra_level, :rank, presence: true, uniqueness: true validates \ :rank, numericality: true end
Gem::Specification.new do |s| s.name = 'maths-units' s.version = '0.1.0' s.date = '2016-08-31' s.summary = %(Maths Units) s.description = <<EOS == Maths Units Conveniently convert degrees and gradians to radians, for use in the trig functions in the `Math` module. See the documentation at <https:/...
#!/Users/moomindani/.rbenv/shims/ruby # -*- coding: utf-8 -*- # Ruby template for Google Code Jam require 'benchmark' class Solution def solve(dataset) File.open(dataset, 'r') do |input| File.open(dataset.sub(/\.in/, '.out'), 'w') do |output| test_cases = input.readline.to_i 1.upto(test_...
require 'rspec' require 'rest_client' require 'json' require_relative '../../lib/config/configuration_reader' require_relative '../../lib/config/configuration' require_relative '../../lib/authentication/authenticator' describe 'Authenticates' do it 'returns the bearer token for the given username/password' do c...
# Object to find user linked to email from session variable class GetTeacherInSessionVar def initialize(token) @token = token end def call return nil unless @token decoded_token = JWT.decode @token, ENV['MSG_KEY'], true payload = decoded_token.first Teacher.find_by_email(payload['email']) e...
class AddProjectReferenceToDefects < ActiveRecord::Migration def change add_reference :defects, :project, index: true, foreign_key: true change_column :defects, :fixed, :boolean, default: :false end end
require 'crypto' require 'spec_helper' describe Solver do let(:test_solver) { Solver.new } # let(:test_feed) { Document.new(test_solver.get_feed('http://threadbender.com/rss.xml')) } let(:test_feed) { REXML::Document.new(File.open('./data/test.xml')) } let(:test_root) { test_feed.root } subject {test_solver} it {...
class Question < ActiveRecord::Base # Relationships has_many :indicator_questions, :dependent => :destroy has_many :indicators, through: :indicator_questions # Validations validates_presence_of :question # Scopes scope :active, -> { where("questions.active = ?", true) } scope :inactive, -> {...
require 'spec_helper' describe_recipe 'consul::default' do cached(:chef_run) { ChefSpec::SoloRunner.converge(described_recipe) } context 'with default attributes' do it { expect(chef_run).to include_recipe('selinux::permissive') } it { expect(chef_run).to create_poise_service_user('consul').with(group: 'c...
require 'spec_helper' describe 'Querying Locations endpoint' do before do @client = Locations.new end context 'when given integer' do it 'locations should return data' do expect(@client.locations 1).not_to eq nil end it 'locationAreas should return data' do expect(@client.locationA...
require 'paypal-sdk-permissions' class PermissionsController < ApplicationController def show api = PayPal::SDK::Permissions::API.new # Build request object permissions_request = api.build_request_permissions permissions_request.scope = ["EXPRESS_CHECKOUT"] permissions_request.callback = "htt...
require 'rails_helper' RSpec.describe User, type: :model do let(:user) { FactoryGirl.build(:user) } it 'should be valid' do expect(user).to be_valid end it 'should have a name' do user.name = ' ' expect(user).to_not be_valid end it 'should have an email' do user.email = ' ' expe...
class PostsController < ApplicationController before_action :set_post, only: %i[ show edit update destroy] def index # posts = "COALESCE(title, '') LIKE '%'" # unless params[:q].nil? # posts = "COALESCE(title, '') LIKE '%" + params[:q] + # "%' OR COALESCE(content, '') LIKE '%" + params[:q] + ...
class AddNameAndAdminAndHighestLevelAndRoomsExploredAndEnemiesKilledAndEmblemAndTitleToUsers < ActiveRecord::Migration def change add_column :users, :name, :string add_column :users, :admin, :boolean add_column :users, :highest_level, :integer add_column :users, :rooms_explored, :float add_column ...
class Tweeet < ApplicationRecord belongs_to :user, :optional => true validates_length_of :tweeet, :within =>1...140 end
require 'rails_helper' RSpec.describe User, type: :model do describe 'バリデーションテスト' do context '作成時' do subject(:user) { create(:user) } it { is_expected.to be_valid } it { is_expected.to validate_presence_of(:user_id) } it { is_expected.to validate_presence_of(:user_name) } # it { is...
require 'test_helper' class Api::V1::RequestControllerTest < ActionDispatch::IntegrationTest setup do @request = requests(:one) end # index test "should get index as json" do get :index assert_equal "application/json", response.content_type include() end test "should return success" do as...
# == Schema Information # # Table name: visits # # id :integer not null, primary key # submitter_id :integer not null # url_id :integer not null # class Visit < ActiveRecord::Base def self.record_visit!(user, shortened_url) Visit.create!(submitter_id: user.id, url_i...
require 'nokogiri' require 'open-uri' namespace :cf_affiliates do desc "Connect to .com and import the affiliate data" task :scrape => :environment do ScrapeLogger = Logger.new("#{Rails.root}/log/scrape.log") url = "http://www.crossfit.com/cf-info/main_affil.htm" doc = Nokogiri::HTML(open(url)...
# frozen_string_literal: true # user_intros.rb # Author: William Woodruff # ------------------------ # A Cinch plugin that provides custom intros for users for yossarian-bot. # ------------------------ # This code is licensed by William Woodruff under the MIT License. # http://opensource.org/licenses/MIT requi...
# Author: Jim Noble # jimnoble@xjjz.co.uk # # Tournament.rb # # A Rock/Paper/Scissors tournament. # # Takes an array of ["Player", "Strategy"] arrays. The Array can be # nested to an arbitrary depth. Array must contain all valid # strategies, and contain n^2 players or a validation error will be # thrown. # # a1 = [[[[...
module Leaderboards class Standout include Enumerable # l = Leaderboards::Standout.new(year: 2015, stage: 'regional', fictional: true) # l.reject {|r| r[:event_num] == 3 && r[:division].in?(%w[men women]) }.first(10) def initialize(tags) @tags = tags end attr_reader :tags def e...
# == Schema Information # # Table name: home_slides # # id :integer not null, primary key # image_uid :string(255) # image_name :string(255) # order :integer # url :string(255) # page_id :integer # site_setting_id :integer # created_at :datetime...
require 'xcpretty' require 'base64' class BuildkiteFormatter < XCPretty::Simple KSDIFF_MATCHER = /^ksdiff \"(.*)\"\s\"(.*)\"/ def pretty_format(text) if KSDIFF_MATCHER.match(text) if buildkite? upload_artifacts($1, $2) inline_artifacts($1, $2) else STDOUT.puts("\e[33mNot on...
require_relative 'product' require_relative 'county' require_relative 'store' # Instantiate the three counties so that we can later utilize them for their tax rates and their ids miami_dade_county = County.new(1, "Miami-Dade", 0.06) palm_beach_county = County.new(2, "Palm Beach", 0.08) broward_county = County.new(3, "...
class Contact < ApplicationRecord belongs_to :user has_many :connections, dependent: :destroy accepts_nested_attributes_for :connections validates :first_name, presence: true validates :last_name, presence: true validates :email, presence: true def created_time self.created_at.str...
require 'rails_helper' RSpec.describe Category, type: :model do describe 'Validations' do it { should validate_presence_of(:title) } it { should validate_uniqueness_of(:title) } end describe 'Associations' do it { should have_and_belong_to_many(:books) } end describe '.home_page_category' do ...
module SchemaToScaffold RSpec.describe CLI do let(:empty_schema_file) { File.expand_path(File.dirname(__FILE__)) + '/support/empty_schema.rb' } let(:schema_file) { File.expand_path(File.dirname(__FILE__)) + '/support/schema.rb' } describe ".start" do it "prints help message" do expect { ...
# frozen_string_literal: true RSpec.describe SC::Billing::Stripe::Webhooks::Plans::UpdateOperation, :stripe do subject(:call) do described_class.new.call(event) end let(:event) { StripeMock.mock_webhook_event('plan.updated') } let(:plan_data) { event.data.object } let!(:plan) { create(:stripe_plan, str...
module GapIntelligence class Download < Record attributes :start_at, :end_at, class: Date attribute :created_at, class: Time attributes :categories, :countries, :category_versions, class: Array attributes :report_types, :report_type_names, class: Array attributes :brands, :printer_brands, :chann...
class ContactsController < ApplicationController def new @contact = Contact.new end def create @contact = Contact.new(article_params) @contact.request = request if @contact.save if @contact.deliver flash.now[:notice] = 'Thank you for your message. I will contact you soon!' e...
# -*- coding: utf-8 -*- require "gettext" module S7n class S7nCli # コマンドを表現する。 class Command include GetText # オプションの配列。 attr_reader :options # 設定。 attr_reader :config # World オブジェクト。 attr_reader :world @@command_classes = {} class << self ...
class Store < ActiveRecord::Base belongs_to :seller has_many :products end
class Tree attr_reader :root_node, :leaf def initialize(root_node) @root_node = root_node end def add_node(value) node = @root_node new_node = Node.new(value) loop do if check_value(node, new_node) && node.right node = node.right elsif ! check_value(node, new_node) && n...