ex26.rb

module Ex2

  # This function will break up words for us.
  def Ex2.break_words(stuff)
    words = stuff.split(' ')
    return words
  end

  # Sorts the words.
  def Ex2.sort_words(words)
    return words.sort
  end

  # Prints the first word after shifting it off.
  def Ex2.print_first_word(words)
    word = words.shift
    puts word
  end

  # Prints the last word after popping it off.
  def Ex2.print_last_word(words)
    word = words.pop
    puts word
  end

  # Takes in a full sentence and returns the sorted words.
  def Ex2.sort_sentence(sentence)
    words = Ex2.break_words(sentence)
    return Ex2.sort_words(words)
  end

  # Prints the first and last words of the sentence.
  def Ex2.print_first_and_last(sentence)
    words = Ex2.break_words(sentence)
    Ex2.print_first_word(words)
    Ex2.print_last_word(words)
  end

  # Sorts the words then prints the first and last one.
  def Ex2.print_first_and_last_sorted(sentence)
    words = Ex2.sort_sentence(sentence)
    Ex2.print_first_word(words)
    Ex2.print_last_word(words)
  end

end

puts "Let's practice everything."
puts 'You\'d need to know \'bout escapes with \\ that do \n newlines and \t tabs.'

poem = <<END
\tThe lovely world
with logic so firmly planted
cannot discern \n the needs of love
nor comprehend passion from intuition
and requires an explanation
\n\t where there is none.
END

puts "--------------"
puts poem
puts "--------------"


five = 10 - 2 + (3 - 6)
puts "This should be five: #{five}"

def secret_formula(started)
  jelly_beans = started * 500
  jars = jelly_beans / 1000
  crates = jars / 100
  return jelly_beans, jars, crates
end


start_point = 10000
beans, jars, crates = secret_formula(start_point)

puts "With a starting point of: #{start_point}"
puts "We'd have #{beans} beans, #{jars} jars, and #{crates} crates."

start_point = start_point / 10

sentence = "All good things come to those who wait."
words = Ex2.break_words(sentence)
sorted_words = Ex2.sort_words(words)
Ex2.print_first_word(words)
Ex2.print_last_word(words)
Ex2.print_first_word(sorted_words)
Ex2.print_last_word(sorted_words)
sorted_words = Ex2.sort_sentence(sentence)
Ex2.print_first_and_last(sentence)
Ex2.print_first_and_last_sorted(sentence)