orange_tree.rb

# This is how you define your own custom exception classes
class NoOrangesError < StandardError
end

class OrangeTree
  attr_reader :height, :age

  def initialize (height, age)
    @height = height 
    @age = age
    @basket = []
  end 

  def height
    @height
  end

  def age
    @age
  end

  # Ages the tree one year
  def age! 
    if @age < 10 
      @age += 1
    end
    if @age < 7 
        @height += 3
    end 
  end

  def dead?
    if @age >= 10
      true
    else
      false
    end
  end 

  # Returns +true+ if there are any oranges on the tree, +false+ otherwise
  def any_oranges?
    if @age >= 3 && @age < 10# Do we need to range this and make it stop bearing oranges at age 10?
      true # "I bear fruit"
      @basket << Orange.new(rand(3..5)) 
    else
      false # "nope"
    end
  end

  # Returns an Orange if there are any
  # Raises a NoOrangesError otherwise
  def pick_an_orange!
    raise NoOrangesError, "This tree has no oranges" unless self.any_oranges?
    # orange-picking logic goes here
    p @basket.pop
  end
end





class Orange
  attr_reader :diameter
  # Initializes a new Orange with diameter +diameter+
  def initialize(diameter)
    @diameter = diameter 
  end
end











my_tree = OrangeTree.new(0,0)



puts "year 1"

my_tree.age!
my_tree.any_oranges?
my_tree

puts "year 2"

my_tree.age!
my_tree.any_oranges?
my_tree

puts "year 3"

my_tree.age!
my_tree.any_oranges?
my_tree

my_tree.pick_an_orange!

puts "year 4"

my_tree.age!
my_tree.any_oranges?
my_tree

my_tree.pick_an_orange!

puts "year 5"

my_tree.age!
my_tree.any_oranges?
my_tree

my_tree.pick_an_orange!

puts "year 6"

my_tree.age!
my_tree.any_oranges?
my_tree

my_tree.pick_an_orange!

puts "year 7"

my_tree.age!
my_tree.any_oranges?
my_tree

my_tree.pick_an_orange!

puts "year 8"

my_tree.age!
my_tree.any_oranges?
my_tree

my_tree.pick_an_orange!

puts "year 9"

my_tree.age!
my_tree.any_oranges?
my_tree

my_tree.pick_an_orange!

puts "year 10"

my_tree.age!
my_tree.any_oranges?
my_tree

my_tree.pick_an_orange!

puts "year 11"

my_tree.age!
my_tree.any_oranges?
my_tree

my_tree.pick_an_orange!


puts "year 12"

my_tree.age!
my_tree.any_oranges?
my_tree

my_tree.pick_an_orange!