codeschool-courses

class Tweet < ActiveRecord::Base
  scope :recent, -> { order('created_at desc').limit(4) }
  scope :graveyard, -> { where(show_location: true, location: "graveyard") }
end

codeschool-courses

{ "appointment": { "title": "Ms. Kitty Hairball Treatment", "cankelled": false, "identifer": 1 }

codeschool-courses

class Game
  attr_reader :name, :tags

  def initialize(name)
    @name = name
    @tags = []
  end

  def year(value)
    @year = value

codeschool-courses

LIBRARY = Library.new

def add_game(name, system = nil, year = nil, &block)
  game = Game.new(name)
  game.system(system) if system
  game.year(year) if year
  game.instance_eval(&block) if block_given?
  LIBRARY.add_game(game)
end

codeschool-courses

add_game "Super Metroid", "SNES", 1994

with_game "Super Metroid" do
  play  # we expect this to raise an exception
end

codeschool-courses

class Game
  attr_reader :name, :tags

  def initialize(name)
    @name = name
    @year = nil
    @system = nil
    @tags = []
  end

codeschool-courses

class Library
  def initialize
    @games = []
  end

  def add_game(game)
    @games << game
  end

  def find_by_name(name)

codeschool-courses

add_game "Civilization" do
  system "PC"
  year 1991
  strategy    # These two method names
  turn_based  # should become tags
end

with_games_tagged "strategy" do
  print_details
end

codeschool-courses

LIBRARY = Library.new

def add_game(name, system = nil, year = nil, &block)
  game = Game.new(name)
  game.system(system) if system
  game.year(year) if year
  game.instance_eval(&block) if block_given?
  LIBRARY.add_game(game)
end

codeschool-courses

add_game "Civilization" do
  system "PC"
  year 1991
  strategy    # These two method names
  turn_based  # should become tags
end