function prompt_user_input(message, defualt_value)
  print(message)
  input = readline()
  value_entered =(input.len > 0) && (input.len < 128)
  return value_entered ? input : defualt_value
end

function prompt_user_cont()
  return contains(==, lowercase(prompt_user_input("We still doin' dis? [Y/n]: ", "y")), 'y')
end

username = prompt_user_input("What yo' name is? ", "NotSoCleverPunk")
password = prompt_user_input("And yo' password? ", "StupidBlankPassword")
while(prompt_user_cont()) end