indexing description: "AST represenation of a unary `-' operation." date: "$Date$" revision: "$Revision $" class UN_MINUS_AS inherit UNARY_AS feature -- Visitor process (v: AST_VISITOR) is -- process current element. do v.process_un_minus_as (Current) end feature -- Properties prefix_feature_name: STRING is "_prefix_minus" -- Internal name of the prefixed feature operator_name: STRING is "-" end -- class UN_MINUS_AS