class IO

IO.clear_screen() -> nil

IO.get_cursor_position-> ([Integer, Integer])

IO.wait_terminal(?timeout: Integer|Float) -> String

instance.cooked() { (IO io) -> untyped } -> untyped

instance.cooked!() -> self

instance.echo=(bool mode) -> bool

instance.echo?() -> bool

instance.getch() -> String

instance.raw() { (IO io) -> untyped } -> untyped

instance.raw!() -> self

Integer | IO