module Raabro::ModuleMethods

def nott(name, input, parser)
  start = input.offset
  r = ::Raabro::Tree.new(name, :nott, input)
  c = _parse(parser, input)
  r.children << c
  r.length = 0
  r.result = c.result == 1 ? 0 : 1
  input.offset = start
  r
end