Acronymize

acronymize.rb

def acronymize(string)
  # TODO: write a method that returns
  # the acronym for the given string
  # 1. Split the string into words
  # 2. Take the first letter of each word
  # & capitalize them
  # 3. Join the first letters together
  # 4. Return the result
  words = string.split(" ")

  # p words - debugging
  acronym = ""
  words.each do |word|

    acronym += word[0].upcase
  end

  # ["freq", "asked", "questions"] - initial arr
  # [ "F", "A", "Q"] -> transformed arr
  words.map do |word|
    word[0].upcase
  end.join

  # acronym
end

# TDD - Tests
puts acronymize("Central Intelligence Agency") == "CIA"
puts acronymize("central intelligence agency") == "CIA"
puts acronymize("Central Intelligence Agency".upcase) == "CIA"