class BinData::AcceptedParametersMixin::AcceptedParameters

def initialize(ancestor_parameters = nil)
  if ancestor_parameters
    @mandatory = ancestor_parameters.mandatory.dup
    @optional  = ancestor_parameters.optional.dup
    @default   = ancestor_parameters.default.dup
    @mutually_exclusive = ancestor_parameters.mutually_exclusive.dup
  else
    @mandatory = []
    @optional  = []
    @default   = Hash.new
    @mutually_exclusive = []
  end
end