class Sus::Output::Null
def append(buffer)
def append(buffer) end
def buffered
def buffered Buffered.new(nil) end
def indent
def indent end
def indented
def indented yield end
def initialize
def initialize end
def outdent
def outdent end
def puts(*arguments)
def puts(*arguments) # Do nothing. end
def write(*arguments)
def write(*arguments) # Do nothing. end