Pig-latin_solution.rb

# Solution for Challenge: Pig-latin. Started 2013-08-06T15:39:01+00:00

def is_vowel?(word)         #add is_vowel? helper method to make code in
  /[aeiou]/i === word[0]    #to_pig_latin more expressive
end

def to_pig_latin(word)
  if is_vowel?(word)
    word
  else
    word.gsub(/([^aeiou])(.*)/, '\2\1ay') #use gsub to construct new string
  end
end

def pig_latin_word
  puts "Please enter a word:"
  word = gets.chomp
  to_pig_latin(word)
end

def pig_latin_sentence
  puts "Please enter a sentence:"
  sentence = gets.chomp
  words = sentence.split(" ")
  words.map! { |word| to_pig_latin(word) }  #collapse do/end block to single line
  "Your sentence has #{words.count} words: #{words.join(" ")}"
end


# driver code 

# puts is_vowel?("Airplanes") == true
# puts is_vowel?("n0 v0w3ls") == false
p pig_latin_word
p pig_latin_sentence