module BinData

def const_missing_with_int(name)
  name = name.to_s
  mappings = {
    /^Uint(\d+)be$/ => [:big, :unsigned],
    /^Uint(\d+)le$/ => [:little, :unsigned],
    /^Int(\d+)be$/ => [:big, :signed],
    /^Int(\d+)le$/ => [:little, :signed],
  }
  mappings.each_pair do |regex, args|
    if regex =~ name
      nbits = $1.to_i
      if (nbits % 8).zero?
        return Int.define_class(nbits, *args)
      end
    end
  end
  const_missing_without_int(name)
end