[MIRROR] Gets rid of hasvar usage and moves up some vars (#11484)

Co-authored-by: Cameron Lennox <killer65311@gmail.com>

code/game/objects/items/stacks/stack.dm

@@ -196,8 +196,8 @@
 		if(recipe.use_material)
 			O = new recipe.result_type(user.loc, recipe.use_material)
 
-			if(istype(O, /obj))
-				var/obj/Ob = O
+			if(istype(O, /obj/item))
+				var/obj/item/Ob = O
 
 				if(LAZYLEN(Ob.matter))	// Law of equivalent exchange.
 					Ob.matter.Cut()
@@ -213,8 +213,8 @@
 			O = new recipe.result_type(user.loc)
 
 			if(recipe.matter_material)
-				if(istype(O, /obj))
-					var/obj/Ob = O
+				if(istype(O, /obj/item))
+					var/obj/item/Ob = O
 
 					if(LAZYLEN(Ob.matter))	// Law of equivalent exchange.
 						Ob.matter.Cut()
@@ -228,16 +228,13 @@
 
 		O.set_dir(user.dir)
 		O.add_fingerprint(user)
-		//VOREStation Addition Start - Let's not store things that get crafted with materials like this, they won't spawn correctly when retrieved.
-		if (isobj(O))
-			var/obj/P = O
-			P.persist_storable = FALSE
-		//VOREStation Addition End
 		if (istype(O, /obj/item/stack))
 			var/obj/item/stack/S = O
 			S.amount = produced
 			S.add_to_stacks(user)
-
+		if (isitem(O))
+			var/obj/item/P = O
+			P.persist_storable = FALSE
 		if (istype(O, /obj/item/storage)) //BubbleWrap - so newly formed boxes are empty
 			for (var/obj/item/I in O)
 				qdel(I)