-- For future purposes to set icon_stones in the -- function editors (didn't have enough time to -- implement this). deferred class FUNCTION_ELEMENT inherit HOLE feature {NONE} associated_editor: FUNC_EDITOR; data: HELPABLE is deferred end; initialize (ed: like associated_editor) is -- Initialize function with `ed'. require valid_ed: ed /= Void do associated_editor := ed end; process_stone is do end; -- process_stone end