indexing description: "AST represenation of a require else construct." date: "$Date$" revision: "$Revision$" class REQUIRE_ELSE_AS inherit REQUIRE_AS redefine process, is_else end create initialize feature -- Visitor process (v: AST_VISITOR) is -- process current element. do v.process_require_else_as (Current) end feature -- Properties is_else: BOOLEAN is True -- Is the assertion list a require else? end -- class REQUIRE_ELSE_AS