indexing description: "AST represenation of a unary `not' operation." date: "$Date$" revision: "$Revision $" class UN_NOT_AS inherit UNARY_AS redefine operator_is_keyword end feature -- Visitor process (v: AST_VISITOR) is -- process current element. do v.process_un_not_as (Current) end feature -- Properties prefix_feature_name: STRING is "_prefix_not" -- Internal name of the prefixed feature operator_name: STRING is "not" operator_is_keyword: BOOLEAN is True end -- class UN_NOT_AS