note description: "Summary description for {CREATOR}." author: "" date: "$Date$" revision: "$Revision$" class CREATOR inherit SIMPLE create make feature -- Initialization make (x: VARIABLE) -- Build as representing `create x'. require target_exists: x /= Void do target := x end feature -- Status report feature -- Access target: VARIABLE -- Target of creation (`x'in `create x'). feature -- Basic operations update (a: ALIAS_RELATION) -- Make `a' include aliases induced by creation instruction. do a.remove_item (target) end feature -- Input and output out: STRING -- Printable representation of creation instruction. do Result := tabs + "create " + target.name + New_line end invariant target_exists: target /= Void end