Asks the user a yes/no question. A default can be supplied. A true result indicates a “yes” answer. false indicated “no”

Without a default:

ask "Do you like oranges?"

With a default:

ask "So you like oranges?", false

Allows the user to choose between options. An optional default can be supplied.

Without a default:

choose "What is your favourite colour?",
  red:    "Red",
  green:  "Green",
  yellow: "Yellow"

With a default:

choose "What is your favourite colour?",
  red:     "Red",
  green:   "Green",
  yellow:  "Yellow",
  default: :yellow

Gets input from the user.

get "What is your name?"

Asks the user a to enter a list of items. A blank line is treated as the end of the input

get_list "Enter your favourite colours"

Outputs a string to the terminal, optionaly specifying a colour. Valid colours are :red, :green and :yellow