Gripper attackby fixes (#13571)

This cannot go wrong, can it?

code/game/objects/effects/burnt_wall.dm

@@ -20,7 +20,7 @@
 	if(I.iswelder())
 		var/obj/item/weldingtool/WT = I
 		if(!WT.isOn())
-			return
+			return TRUE
 		if(WT.remove_fuel(0,user))
 			user.visible_message("<b>[user]</b> starts slicing \the [src] apart.", SPAN_NOTICE("You start slicing \the [src] apart."))
 			playsound(src, 'sound/items/welder.ogg', 100, 1)
@@ -31,8 +31,8 @@
 				if(reinf_material)
 					reinf_material.place_sheet(get_turf(src))
 				qdel(src)
-			return
-	..()
+			return TRUE
+	return ..()
 
 /obj/effect/overlay/thermite
 	name = "burning thermite"
@@ -43,4 +43,4 @@
 	layer = 5
 
 /obj/effect/overlay/burnt_wall/steel/Initialize(mapload)
-	. = ..(mapload, "wall", MATERIAL_STEEL)
+	. = ..(mapload, "wall", MATERIAL_STEEL)

code/game/objects/effects/chem/foam.dm

@@ -180,29 +180,29 @@
 		var/obj/item/grab/G = I
 		if(G.state < GRAB_AGGRESSIVE)
 			to_chat(user, SPAN_WARNING("You need a stronger grip to do that!"))
-			return
+			return TRUE
 		G.affecting.forceMove(src.loc)
 		visible_message(SPAN_WARNING("[G.assailant] smashes [G.affecting] through the foamed metal wall."))
 		G.affecting.take_overall_damage(15)
 		qdel(I)
 		qdel(src)
-		return
+		return TRUE
 
 	else if(istype(I, /obj/item/stack/material))
 		var/obj/item/stack/material/S = I
 		if(S.get_amount() < 4)
 			to_chat(user, SPAN_NOTICE("There isn't enough material here to construct a wall."))
-			return
+			return TRUE
 
 		var/material/M = SSmaterials.get_material_by_name(S.default_type)
 		if(!istype(M))
-			return
+			return TRUE
 		if(M.integrity < 50)
 			to_chat(user, SPAN_NOTICE("This material is too soft for use in wall construction."))
-			return
+			return TRUE
 		user.visible_message("<b>[user]</b> starts slotting material into \the [src]...", SPAN_NOTICE("You start slotting material into \the [src], forming it into a wall..."))
 		if(!do_after(user, 10 SECONDS) || !S.use(4))
-			return
+			return TRUE
 		var/turf/Tsrc = get_turf(src)
 		var/original_type = Tsrc.type
 		Tsrc.ChangeTurf(/turf/simulated/wall)
@@ -211,18 +211,18 @@
 		T.set_material(M)
 		T.add_hiddenprint(usr)
 		qdel(src)
-		return
+		return TRUE
 
 	else if(istype(I, /obj/item/stack/tile/floor))
 		var/turf/T = get_turf(src)
 		if(T.type != /turf/space && !isopenturf(T)) // need to do a hard check here because transit turfs are also space turfs
 			to_chat(user, SPAN_WARNING("The tile below \the [src] isn't an open space, or space itself!"))
-			return
+			return TRUE
 		var/obj/item/stack/tile/floor/S = I
 		S.use(1)
 		T.ChangeTurf(/turf/simulated/floor/airless)
 		qdel(src)
-		return
+		return TRUE
 
 	user.do_attack_animation(src, I)
 	if(prob(I.force * 20 - metal * 25))
@@ -231,6 +231,7 @@
 	else
 		to_chat(user, SPAN_NOTICE("You hit the metal foam to no effect."))
 		shake_animation()
+	return TRUE
 
 /obj/structure/foamedmetal/CanPass(atom/movable/mover, turf/target, height=1.5, air_group = 0)
 	if(air_group)

code/game/objects/effects/decals/Cleanable/humans.dm

@@ -66,8 +66,8 @@
 
 /obj/effect/decal/cleanable/attackby(obj/item/I, mob/user)
 	if(istype(I, /obj/item/gun/energy/rifle/cult))
-		return
-	..()
+		return TRUE
+	return ..()
 
 /obj/effect/decal/cleanable/blood/update_icon()
 	if(basecolor == "rainbow") basecolor = get_random_colour(1)

code/game/objects/effects/decals/contraband.dm

@@ -135,7 +135,7 @@
 		else
 			to_chat(user, "<span class='notice'>You carefully remove the poster from the wall.</span>")
 			roll_and_drop(user.loc)
-		return
+		return TRUE
 
 
 /obj/structure/sign/poster/attack_hand(mob/user as mob)

code/game/objects/effects/decals/remains.dm

@@ -43,8 +43,8 @@
 
 /obj/effect/decal/remains/attackby(obj/item/I, mob/user)
 	if(istype(I, /obj/item/gun/energy/rifle/cult))
-		return
-	..()
+		return TRUE
+	return ..()
 
 //Target turns to ash.
 /obj/effect/decal/remains/proc/crumble()

code/game/objects/effects/plastic_explosive.dm

@@ -46,4 +46,4 @@
 	to_chat(user, SPAN_WARNING("\The [src] is solidly attached, it doesn't budge!"))
 
 /obj/effect/plastic_explosive/attackby(var/obj/item/I, var/mob/user)
-	parent.attackby(I, user)
+	return parent.attackby(I, user)

code/game/objects/effects/portals.dm

@@ -44,7 +44,7 @@
 	if(istype(I, /obj/item/bluespace_neutralizer))
 		user.visible_message("<b>[user]</b> collapses \the [src] with \the [I].", SPAN_NOTICE("You collapse \the [src] with \the [I]."))
 		qdel(src)
-		return
+		return TRUE
 	return ..()
 
 /obj/effect/portal/attack_hand(mob/user)
@@ -226,7 +226,7 @@
 /obj/effect/portal/revenant/attackby(obj/item/I, mob/user)
 	if(istype(I, /obj/item/bluespace_neutralizer))
 		to_chat(user, SPAN_WARNING("You need to activate \the [I] and keep it near \the [src] to collapse it."))
-		return
+		return TRUE
 	return ..()
 
 /obj/effect/portal/revenant/proc/reduce_health(var/amount = 1)
@@ -264,4 +264,4 @@
 #undef COLOR_STAGE_THREE
 #undef COLOR_STAGE_TWO
 #undef COLOR_STAGE_ONE
-#undef COLOR_STAGE_ZERO
+#undef COLOR_STAGE_ZERO

code/game/objects/effects/spiders.dm

@@ -28,6 +28,7 @@
 		if(WT.remove_fuel(0, user))
 			damage = 15
 			playsound(loc, 'sound/items/welder.ogg', 100, 1)
+		return TRUE
 	else
 		user.do_attack_animation(src)
 		playsound(loc, W.hitsound, 50, 1, -1)
@@ -277,11 +278,12 @@
 	die()
 
 /obj/effect/spider/spiderling/attackby(var/obj/item/W, var/mob/user)
-	..()
+	. = ..()
 	if(istype(W, /obj/item/newspaper))
 		var/obj/item/newspaper/N = W
 		if(N.rolled)
 			die()
+			return TRUE
 
 /**
  * Makes the organ spew out all of the spiderlings it has. It's triggered at the point

code/game/objects/items.dm

@@ -289,6 +289,7 @@
 
 			else if(S.can_be_inserted(src))
 				S.handle_item_insertion(src)
+			return TRUE
 
 //Called when the user alt-clicks on something with this item in their active hand
 //this function is designed to be overridden by individual weapons
@@ -956,7 +957,7 @@ modules/mob/living/carbon/human/life.dm if you die, you will be zoomed out.
 
 /obj/item/proc/get_head_examine_text(var/mob/user)
 	return "on [user.get_pronoun("his")] head"
-	
+
 /obj/item/proc/should_equip() // when you press E with an empty hand, will this item be pulled from suit storage / back slot and put into your hand
 	return FALSE
 

code/game/objects/items/airbubble.dm

@@ -410,28 +410,29 @@
 			user.drop_from_inventory(W, src)
 			use_internal_tank = 1
 			START_PROCESSING(SSfast_process, src)
-			return
 		else
 			to_chat(user, "<span class='warning'>[src] already has a tank attached.</span>")
+		return TRUE
 	if(opened)
 		if(istype(W, /obj/item/grab))
 			var/obj/item/grab/G = W
 			MouseDrop_T(G.affecting, user)
-			return 0
+			return FALSE
 		if(!W.dropsafety())
-			return
+			return FALSE
 		user.drop_item()
+		return TRUE
 	else if(istype(W, /obj/item/handcuffs/cable))
 		if(zipped)
 			to_chat(user, "<span class='warning'>[src]'s zipper is already restrained.</span>")
-			return
+			return TRUE
 		user.visible_message(
 		"<span class='warning'>[user] begins putting cable restrains on zipper of [src].</span>",
 		"<span class='notice'>You begin putting cable restrains on zipper of [src].</span>"
 		)
 		playsound(loc, 'sound/weapons/cablecuff.ogg', 50, 1)
 		if (!do_after(user, 3 SECONDS, act_target = src, extra_checks = CALLBACK(src, .proc/is_closed)))
-			return
+			return TRUE
 		zipped = !zipped
 		update_icon()
 		user.visible_message(
@@ -441,18 +442,19 @@
 
 		qdel(W)
 		update_icon()
+		return TRUE
 	else if(W.iswirecutter())
 		if(!zipped)
 			to_chat(user, "<span class='warning'>[src] has no cables to cut.</span>")
 			attack_hand(user)
-			return
+			return TRUE
 		user.visible_message(
 		"<span class='warning'>[user] begins cutting cable restrains on zipper of [src].</span>",
 		"<span class='notice'>You begin cutting cable restrains on zipper of [src].</span>"
 		)
 		playsound(loc, 'sound/items/wirecutter.ogg', 50, 1)
 		if (!do_after(user, 3 SECONDS, act_target = src, extra_checks = CALLBACK(src, .proc/is_closed)))
-			return
+			return TRUE
 		zipped = !zipped
 		update_icon()
 		user.visible_message(
@@ -461,17 +463,18 @@
 		)
 		new/obj/item/handcuffs/cable(src.loc)
 		update_icon()
+		return TRUE
 	else if(istype(W, /obj/item/cell))
 		if(!isnull(cell))
 			to_chat(user, "<span class='warning'>[src] already has [cell] attached to it.</span>")
 			attack_hand(user)
-			return
+			return TRUE
 		user.visible_message(
 		"<span class='warning'>[user] is attaching [W] to [src].</span>",
 		"<span class='notice'>You are attaching [W] to [src].</span>"
 		)
 		if (!do_after(user, 2 SECONDS, act_target = src))
-			return
+			return TRUE
 		user.visible_message(
 		"<span class='warning'>[user] has attached [W] to [src].</span>",
 		"<span class='notice'>You attached [W] to [src].</span>"
@@ -479,9 +482,9 @@
 		cell = W
 		cooling = TRUE
 		user.drop_from_inventory(W, src)
+		return TRUE
 	else
-		attack_hand(user)
-	return
+		return attack_hand(user)
 
 /obj/structure/closet/airbubble/store_mobs(var/stored_units)
 	contains_body = ..()

code/game/objects/items/apc_frame.dm

@@ -8,10 +8,11 @@
 	flags = CONDUCT
 
 /obj/item/frame/apc/attackby(obj/item/W as obj, mob/user as mob)
-	..()
 	if (W.iswrench())
 		new /obj/item/stack/material/steel( get_turf(src.loc), 2 )
 		qdel(src)
+		return TRUE
+	return ..()
 
 /obj/item/frame/apc/try_build(turf/on_wall)
 	if (get_dist(on_wall,usr)>1)

code/game/objects/items/bodybag.dm

@@ -79,9 +79,9 @@
 	if (W.ispen())
 		var/t = input(user, "What would you like the label to be?", text("[]", src.name), null)  as text
 		if (user.get_active_hand() != W)
-			return
+			return TRUE
 		if (!in_range(src, user) && src.loc != user)
-			return
+			return TRUE
 		t = sanitizeSafe(t, MAX_NAME_LEN)
 		if (t)
 			src.name = "body bag - "
@@ -97,12 +97,13 @@
 				LAZYADD(overlays, image(icon, "bodybag_label"))
 		else
 			src.name = "body bag"
-		return
+		return TRUE
 	else if(W.iswirecutter())
 		to_chat(user, "You cut the tag off the bodybag.")
 		playsound(src.loc, 'sound/items/wirecutter.ogg', 50, 1)
 		src.name = "body bag"
 		LAZYREMOVE(overlays, image(icon, "bodybag_label"))
+		return TRUE
 
 /obj/structure/closet/body_bag/store_mobs(var/stored_units)
 	contains_body = ..()

code/game/objects/items/canvas.dm

@@ -17,7 +17,7 @@
 	I.DrawBox(color, drawX, drawY)
 	return I
 
-/** 
+/**
  * Interface for easy drawing of one pixel on an atom.
  */
 /atom/proc/DrawPixelOn(color, drawX, drawY)
@@ -46,7 +46,7 @@
 	name = "23px by 23px canvas"
 	icon_state = "23x23"
 
-/** 
+/**
  * One pixel increments.
  */
 /obj/item/canvas/attackby(obj/item/I, mob/user, params)
@@ -56,8 +56,8 @@
 		if(do_after(user, 40 / I.toolspeed))
 			user.visible_message("<b>[user]</b> [anchored ? "loosens" : "tightens"] \the [src].", SPAN_NOTICE("You [anchored ? "loosen" : "tighten"] \the [src]."), SPAN_NOTICE("You hear a ratchet."))
 			anchored = !anchored
-		return
-	
+		return TRUE
+
 	// Click info.
 	var/list/click_params = params2list(params)
 	var/pixX = text2num(click_params["icon-x"])
@@ -65,7 +65,7 @@
 
 	// Should always be true, otherwise you didn't click the object, but let's check because SS13~
 	if(!click_params || !click_params["icon-x"] || !click_params["icon-y"])
-		return
+		return TRUE
 
 	// Cleaning one pixel with a soap or rag.
 	if(istype(I, /obj/item/soap) || istype(I, /obj/item/reagent_containers/glass/rag))
@@ -75,21 +75,23 @@
 		var/icon/Ico = clean_canvas()
 		if(!Ico)
 			qdel(masterpiece)
-			return
+			return TRUE
 
 		var/theOriginalPix = Ico.GetPixel(pixX,pixY)
 		if(thePix != theOriginalPix) // Clour changed.
 			DrawPixelOn(theOriginalPix,pixX,pixY)
 		qdel(masterpiece)
+		return TRUE
 
 	// Drawing one pixel with a crayon.
 	else if(istype(I, /obj/item/pen/crayon))
 		var/obj/item/pen/crayon/C = I
 		DrawPixelOn(C.shadeColour, pixX, pixY)
+		return TRUE
 	else
 		return ..()
 
-/** 
+/**
  * Clean the whole canvas.
  */
 /obj/item/canvas/attack_self(mob/user)
@@ -136,4 +138,4 @@
 
 /obj/item/canvas/proc/clean_canvas()
 	var/icon/I = icon(initial(icon), initial(icon_state))
-	. = I
+	. = I

code/game/objects/items/crayons.dm

@@ -113,6 +113,7 @@
 			if(reagents.total_volume <= 0)
 				user.visible_message("<span class='notice'>[user] finished their crayon!</span>", "<span class='warning'>You ate your crayon!</span>")
 				qdel(src)
+				return TRUE
 	else
 		..(user, target_zone)
 

code/game/objects/items/devices/hacktool.dm

@@ -33,8 +33,9 @@
 	if(W.isscrewdriver())
 		in_hack_mode = !in_hack_mode
 		playsound(src.loc, 'sound/items/screwdriver.ogg', 50, TRUE)
+		return TRUE
 	else
-		..()
+		return ..()
 
 /obj/item/device/multitool/hacktool/resolve_attackby(atom/A, mob/user)
 	sanity_check()

code/game/objects/items/devices/laserpointer.dm

@@ -51,15 +51,14 @@
 			to_chat(user, "<span class='notice'>You install a [diode.name] in [src].</span>")
 		else
 			to_chat(user, "<span class='notice'>[src] already has a laser diode.</span>")
+		return TRUE
 
 	else if(W.isscrewdriver())
 		if(diode)
 			to_chat(user, "<span class='notice'>You remove the [diode.name] from the [src].</span>")
 			diode.forceMove(get_turf(user))
 			diode = null
-			return
-		..()
-	return
+		return TRUE
 
 /obj/item/device/laser_pointer/afterattack(var/atom/target, var/mob/living/user, flag, params)
 	if(flag)	//we're placing the object on a table or in backpack

code/game/objects/items/devices/lightreplacer.dm

@@ -67,7 +67,7 @@
 	load_interval = 10
 	max_uses = 30
 	uses = 0 //Starts empty
-	
+
 /obj/item/device/lightreplacer/New()
 	failmsg = "The [name]'s refill light blinks red."
 	..()
@@ -90,7 +90,7 @@
 			to_chat(user, SPAN_NOTICE("You insert five pieces of glass into the [src]. You have [uses] light\s remaining."))
 		else
 			to_chat(user, SPAN_WARNING("You need 5 sheets of glass to replace lights."))
-		return
+		return TRUE
 
 	if(istype(W, /obj/item/light))
 		var/obj/item/light/L = W
@@ -102,18 +102,18 @@
 				qdel(L)
 		else
 			to_chat(user, SPAN_WARNING("You need a working light."))
-		return
+		return TRUE
 
 	if(istype(W, /obj/item/device/lightreplacer))
 		var/obj/item/device/lightreplacer/LR = W
 		if(LR.uses == LR.max_uses)
 			to_chat(user, SPAN_WARNING("\The [LR] is already full!"))
-			return
+			return TRUE
 		var/use_difference = min(LR.max_uses - LR.uses, uses)
 		AddUses(-use_difference)
 		LR.AddUses(use_difference)
 		to_chat(user, SPAN_NOTICE("You transfer the lights from \the [src] to \the [LR]."))
-		return
+		return TRUE
 
 
 /obj/item/device/lightreplacer/afterattack(var/atom/target, var/mob/living/user, proximity, params)

code/game/objects/items/devices/magnetic_lock.dm

@@ -116,7 +116,7 @@
 /obj/item/device/magnetic_lock/attackby(var/obj/item/I, var/mob/user)
 	if (status == STATUS_BROKEN)
 		to_chat(user, "<span class='danger'>[src] is broken beyond repair!</span>")
-		return
+		return TRUE
 
 	if (istype(I, /obj/item/card/id))
 		if (!constructionstate && !hacked)
@@ -134,7 +134,7 @@
 				return
 		else
 			to_chat(user, "<span class='danger'>You cannot swipe your [I] through [src] with it partially dismantled!</span>")
-		return
+		return TRUE
 
 	if (istype(I, /obj/item) && user.a_intent == "harm")
 		if (I.force >= 18)
@@ -142,14 +142,13 @@
 			takedamage(I.force)
 			playsound(loc, "sound/weapons/genhit[rand(1,3)].ogg", I.force*3, 1)
 			addtimer(CALLBACK(GLOBAL_PROC, /proc/playsound, loc, "sound/effects/sparks[rand(1,4)].ogg", 30, 1), 3, TIMER_CLIENT_TIME)
-			return
 		else
 			user.visible_message("<span class='danger'>[user] hits [src] with [I] but fails to damage it.</span>", "<span class='warning'>You hit [src] with [I], [I.force >= 10 ? "and it almost makes a dent!" : "but it appears to have no visible effect."]</span>")
 			playsound(loc, "sound/weapons/genhit.ogg", I.force*2.5, 1)
-			return
+		return TRUE
 
 	if(invincible)
-		return
+		return TRUE
 	switch (constructionstate)
 		if (0)
 			if (istype(I, /obj/item/card/emag))
@@ -161,7 +160,7 @@
 				if (target)
 					detach()
 					update_icon()
-				return
+				return TRUE
 
 			if (I.iswelder())
 				var/obj/item/weldingtool/WT = I
@@ -178,7 +177,7 @@
 					else
 						cut_overlay("overlay_welding")
 					update_icon()
-					return
+				return TRUE
 
 			if (I.iscrowbar())
 				if (!locked)
@@ -186,30 +185,30 @@
 					setconstructionstate(1)
 				else
 					to_chat(user, SPAN_NOTICE("You try to pry the cover off [src] but it doesn't budge."))
-				return
+				return TRUE
 
 		if (1)
 			if (istype(I, /obj/item/cell))
 				if (powercell)
 					to_chat(user, SPAN_NOTICE("There's already a powercell in \the [src]."))
-				return
+				return TRUE
 
 			if (I.iscrowbar())
 				to_chat(user, SPAN_NOTICE("You wedge the cover back in place."))
 				setconstructionstate(0)
-				return
+				return TRUE
 
 		if (2)
 			if (I.isscrewdriver())
 				to_chat(user, SPAN_NOTICE("You unscrew and remove the wiring cover from \the [src]."))
 				playsound(loc, I.usesound, 50, 1)
 				setconstructionstate(3)
-				return
+				return TRUE
 
 			if (I.iscrowbar())
 				to_chat(user, SPAN_NOTICE("You wedge the cover back in place."))
 				setconstructionstate(0)
-				return
+				return TRUE
 
 			if (istype(I, /obj/item/cell))
 				if (!powercell)
@@ -217,26 +216,26 @@
 					user.drop_from_inventory(I,src)
 					powercell = I
 					setconstructionstate(1)
-				return
+				return TRUE
 
 		if (3)
 			if (I.iswirecutter())
 				to_chat(user, SPAN_NOTICE("You cut the wires connecting the [src]'s magnets to their internal powersupply, [target ? "making the device fall off [target] and rendering it unusable." : "rendering the device unusable."]"))
 				playsound(loc, 'sound/items/wirecutter.ogg', 50, 1)
 				setconstructionstate(4)
-				return
+				return TRUE
 
 			if (I.isscrewdriver())
 				to_chat(user, SPAN_NOTICE("You replace and screw tight the wiring cover from \the [src]."))
 				playsound(loc, I.usesound, 50, 1)
 				setconstructionstate(2)
-				return
+				return TRUE
 
 		if (4)
 			if (I.iswirecutter())
 				to_chat(user, SPAN_NOTICE("You repair the wires connecting the [src]'s magnets to their internal powersupply"))
 				setconstructionstate(3)
-				return
+				return TRUE
 
 /obj/item/device/magnetic_lock/process()
 	if(!processpower)

code/game/objects/items/devices/paicard.dm

@@ -48,11 +48,11 @@
 /obj/item/device/paicard/attackby(obj/item/C, mob/user)
 	if(istype(C, /obj/item/card/id))
 		scan_ID(C, user)
-		return
+		return TRUE
 	else if(istype(C, /obj/item/device/encryptionkey))
 		if(length(installed_encryptionkeys) > 2)
 			to_chat(user, SPAN_WARNING("\The [src] already has the full number of possible encryption keys installed!"))
-			return
+			return TRUE
 		var/obj/item/device/encryptionkey/EK = C
 		var/added_channels = FALSE
 		for(var/thing in (EK.channels | EK.additional_channels))
@@ -68,7 +68,7 @@
 				to_chat(pai, SPAN_NOTICE("You now have access to these radio channels: [english_list(radio.channels)]."))
 		else
 			to_chat(user, SPAN_WARNING("\The [src] would not gain any new channels from \the [EK]."))
-		return
+		return TRUE
 	else if(C.isscrewdriver())
 		if(!length(installed_encryptionkeys))
 			to_chat(user, SPAN_WARNING("There are no installed encryption keys to remove!"))
@@ -79,11 +79,11 @@
 			EK.forceMove(get_turf(src))
 			installed_encryptionkeys -= EK
 		recalculateChannels()
-		return
+		return TRUE
 	else if(istype(C, /obj/item/stack/nanopaste))
 		if(!pai)
 			to_chat(user, SPAN_WARNING("You cannot repair a pAI device if there's no active pAI personality installed."))
-			return
+		return TRUE
 	pai.attackby(C, user)
 
 /obj/item/device/paicard/proc/recalculateChannels()

code/game/objects/items/devices/powersink.dm

@@ -39,15 +39,13 @@
 				attached = locate() in T
 				if(!attached)
 					to_chat(user, "<span class='warning'>No exposed cable here to attach to.</span>")
-					return
 				else
 					anchored = 1
 					mode = 1
 					visible_message("<span class='notice'>\The [user] attaches \the [src] to the cable!</span>")
-					return
 			else
 				to_chat(user, "<span class='warning'>\The [src] must be placed over an exposed cable to attach to it.</span>")
-				return
+			return TRUE
 		else
 			if (mode == 2)
 				STOP_PROCESSING(SSprocessing, src)
@@ -59,9 +57,9 @@
 			icon_state = "powersink0"
 			item_state = "powersink0"
 
-			return
+			return TRUE
 	else
-		..()
+		return ..()
 
 /obj/item/device/powersink/attack_ai()
 	return

code/game/objects/items/devices/radio_jammer.dm

@@ -134,6 +134,7 @@ var/list/active_radio_jammers = list()
 		assembly_holder.detached()
 		user.put_in_hands(cell)
 		qdel(src)
+		return TRUE
 
 /obj/item/device/radiojammer/improvised/toggle(mob/user)
 	if(!active)
@@ -156,4 +157,4 @@ var/list/active_radio_jammers = list()
 	else
 		active_radio_jammers -= src
 		icon_state = initial(icon_state)
-		STOP_PROCESSING(SSprocessing, src)
+		STOP_PROCESSING(SSprocessing, src)

code/game/objects/items/devices/spy_bug.dm

@@ -44,8 +44,9 @@
 	if(istype(W, /obj/item/device/spy_monitor))
 		var/obj/item/device/spy_monitor/SM = W
 		SM.pair(src, user)
+		return TRUE
 	else
-		..()
+		return ..()
 
 /obj/item/device/spy_bug/hear_talk(mob/M, var/msg, verb, datum/language/speaking)
 	radio.hear_talk(M, msg, speaking)
@@ -90,6 +91,7 @@
 /obj/item/device/spy_monitor/attackby(obj/W as obj, mob/living/user as mob)
 	if(istype(W, /obj/item/device/spy_bug))
 		pair(W, user)
+		return TRUE
 	else
 		return ..()
 

code/game/objects/items/easel.dm

@@ -31,11 +31,11 @@
 			C.pixel_y = 0
 			C.pixel_z = 0
 			user.visible_message("<b>[user]</b> puts \the [C] on \the [src].", SPAN_NOTICE("You place \the [C] on \the [src]."))
-		return
+		return TRUE
 	if(I.iswrench())
 		to_chat(user, SPAN_NOTICE("You dismantle \the [src]."))
 		dismantle()
-		return
+		return TRUE
 	return ..()
 
 /*
@@ -45,4 +45,4 @@
 	if(painting && Adjacent(painting)) // Only move if it's near us.
 		painting.forceMove(get_turf(src))
 	else
-		painting = null
+		painting = null

code/game/objects/items/glassjar.dm

@@ -116,7 +116,7 @@
 		if(contains == JAR_NOTHING)
 			contains = JAR_MONEY
 		if(contains != JAR_MONEY)
-			return
+			return TRUE
 		user.visible_message(SPAN_NOTICE("<b>[user]</b> puts [S.worth] credit\s into \the [src]."))
 		user.drop_from_inventory(S,src)
 		update_icon()
@@ -132,7 +132,7 @@
 			update_icon()
 		else
 			to_chat(user, SPAN_WARNING("\The [name] is full!"))
-			return
+		return TRUE
 	if(istype(A, /obj/item/holder))
 		var/obj/item/holder/H = A
 		if(H.w_class <= ITEMSIZE_SMALL)
@@ -141,6 +141,7 @@
 			scoop(H, user)
 		else
 			scoop_fail(H, user)
+		return TRUE
 
 /obj/item/glass_jar/update_icon() // Also updates name and desc
 	underlays.Cut()

code/game/objects/items/holomenu.dm

@@ -63,14 +63,14 @@
 			update_icon()
 		else
 			to_chat(user, SPAN_WARNING("Access denied."))
-		return
+		return TRUE
 	if(istype(I, /obj/item/paper) && allowed(user))
 		var/obj/item/paper/P = I
 		to_chat(user, SPAN_NOTICE("You scan \the [I.name] into \the [name]."))
 		menu_text = P.info
 		menu_text = replacetext(menu_text, "color=black>", "color=white>")
 		update_icon()
-		return
+		return TRUE
 	return ..()
 
 /obj/item/holomenu/examine(mob/user, distance)
@@ -122,4 +122,4 @@
 		else
 			to_chat(user, SPAN_WARNING("Access denied."))
 		return
-	return ..()
+	return ..()

code/game/objects/items/knitting.dm

@@ -71,6 +71,7 @@
 			ball = O
 			to_chat(user, SPAN_NOTICE("You place \the [O] in \the [src]"))
 			update_icon()
+		return TRUE
 
 /obj/item/knittingneedles/attack_self(mob/user as mob)
 	if(!ball) //if there is no yarn ball, nothing happens
@@ -164,4 +165,4 @@
 	new /obj/item/yarn/blue(src)
 	new /obj/item/yarn/green(src)
 	new /obj/item/yarn/purple(src)
-	new /obj/item/yarn/yellow(src)
+	new /obj/item/yarn/yellow(src)

code/game/objects/items/paintkit.dm

@@ -45,7 +45,7 @@
 		if(istype(H))
 			species_restricted = list(H.species.get_bodytype())
 		kit.use(1,user)
-		return 1
+		return TRUE
 	return ..()
 
 /obj/item/clothing/suit/space/void/attackby(var/obj/item/O, var/mob/user)
@@ -64,5 +64,5 @@
 		if(istype(H))
 			species_restricted = list(H.species.get_bodytype())
 		kit.use(1,user)
-		return 1
+		return TRUE
 	return ..()

code/game/objects/items/shooting_range.dm

@@ -21,7 +21,7 @@
 	if(W.iswelder())
 		if(hp == initial(hp))
 			to_chat(user, SPAN_NOTICE("\The [src] is fully repaired."))
-			return
+			return TRUE
 		var/obj/item/weldingtool/WT = W
 		if(WT.remove_fuel(0, user))
 			cut_overlays()
@@ -29,7 +29,7 @@
 			icon = initial(icon)
 			hp = initial(hp)
 			to_chat(user, SPAN_NOTICE("You slice off \the [src]'s uneven chunks of steel and scorch marks."))
-			return
+		return TRUE
 
 /obj/item/target/attack_hand(var/mob/user)
 	// taking pinned targets off!
@@ -137,4 +137,4 @@
 	LAZYADD(Target.bullet_holes, src)
 
 #undef DECAL_SCORCH
-#undef DECAL_BULLET
+#undef DECAL_BULLET

code/game/objects/items/skrell.dm

@@ -65,12 +65,7 @@
 /obj/effect/temp_visual/constellation/attackby(obj/item/W as obj, mob/user as mob)
 	visible_message("<span class='notice'>\The [src] vanishes!</span>")
 	qdel(src)
-	return
-
-/obj/effect/temp_visual/constellation/attackby(obj/item/W as obj, mob/user as mob)
-	visible_message("<span class='notice'>\The [src] vanishes!</span>")
-	qdel(src)
-	return
+	return TRUE
 
 /obj/effect/temp_visual/constellation/attack_hand(mob/user as mob)
 	if(user.a_intent == I_HURT)

code/game/objects/items/sticker.dm

@@ -42,6 +42,7 @@
 	var/atom/movable/attached_atom = attached.resolve()
 	if(attached_atom)
 		attached_atom.attackby(I, user) // don't allow people to make sticker armor
+		return TRUE
 
 /obj/item/sticker/afterattack(atom/movable/target, mob/user, proximity_flag, click_parameters)
 	if(!proximity_flag)
@@ -89,4 +90,4 @@
 
 	var/obj/item/sticker/S = locate() in src
 	if(S)
-		S.remove_sticker(usr)
+		S.remove_sticker(usr)

code/game/objects/items/toys.dm

@@ -76,8 +76,8 @@
 					src.desc = "A translucent balloon with some form of liquid sloshing around in it."
 					to_chat(user, "<span class='notice'>You fill the balloon with the contents of [O].</span>")
 					O.reagents.trans_to_obj(src, 10)
-	src.update_icon()
-	return
+		src.update_icon()
+		return TRUE
 
 /obj/item/toy/waterballoon/throw_impact(atom/hit_atom)
 	if(src.reagents.total_volume >= 1)
@@ -177,6 +177,7 @@
 /obj/item/toy/balloon/attackby(obj/item/W as obj, mob/user as mob)
 	if(W.can_puncture())
 		burst()
+		return TRUE
 
 /obj/item/toy/balloon/latex
 	desc = "Leaves a starchy taste in your mouth after blowing into it."
@@ -1256,4 +1257,4 @@
 
 /obj/item/chess_piece/queen/black
 	name = "black queen"
-	icon_state = "black_queen"
+	icon_state = "black_queen"

code/game/objects/items/trash.dm

@@ -216,6 +216,7 @@
 		qdel(W)
 		has_chopsticks = TRUE
 		update_icon()
+		return TRUE
 
 /obj/item/trash/ricetub/update_icon()
 	if(has_chopsticks)
@@ -240,4 +241,4 @@
 
 /obj/item/trash/phoroncandy
 	name = "\improper phoron rock candy stick"
-	icon_state = "rock_candy"
+	icon_state = "rock_candy"

code/game/objects/items/weapons/RFD.dm

@@ -76,7 +76,7 @@
 		playsound(src.loc, 'sound/weapons/laser_reload1.ogg', 50, FALSE)
 		to_chat(user, SPAN_NOTICE("The RFD now holds [stored_matter]/30 matter-units."))
 		update_icon()
-		return
+		return TRUE
 
 	if(W.isscrewdriver())  // Turning it into a crossbow
 		crafting = !crafting
@@ -85,7 +85,7 @@
 		else
 			to_chat(user, SPAN_NOTICE("The RFD can now be modified."))
 		src.add_fingerprint(user)
-		return
+		return TRUE
 
 	if(crafting)
 		var/obj/item/crossbow // the thing we're gonna add, check what it is below
@@ -93,16 +93,16 @@
 			var/obj/item/crossbowframe/F = W
 			if(F.buildstate != 5)
 				to_chat(user, SPAN_WARNING("You need to fully assemble the crossbow frame first!"))
-				return
+				return TRUE
 			crossbow = F
 		else if(istype(W, /obj/item/gun/launcher/crossbow) && !istype(W, /obj/item/gun/launcher/crossbow/RFD))
 			var/obj/item/gun/launcher/crossbow/C = W
 			if(C.bolt)
 				to_chat(user, SPAN_WARNING("You need to remove \the [C.bolt] from \the [C] before you can attach it to \the [src]."))
-				return
+				return TRUE
 			if(C.cell)
 				to_chat(user, SPAN_WARNING("You need to remove \the [C.cell] from \the [C] before you can attach it to \the [src]."))
-				return
+				return TRUE
 			crossbow = C
 
 		if(crossbow)
@@ -113,8 +113,8 @@
 			user.drop_from_inventory(src)
 			qdel(src)
 			user.put_in_hands(CB)
-			return
-	..()
+			return TRUE
+	return ..()
 
 
 /obj/item/rfd/proc/useResource(var/amount, var/mob/user)

code/game/objects/items/weapons/cigs_lighters.dm

@@ -320,7 +320,7 @@ CIGARETTE PACKETS ARE IN FANCY.DM
 		var/obj/item/melee/energy/sword/S = W
 		if(S.active)
 			light(SPAN_WARNING("[user] swings their [W], barely missing themselves. They light their [name] in the process."))
-	return
+		return TRUE
 
 /obj/item/clothing/mask/smokable/cigarette/catch_fire()
 	if(!lit)
@@ -988,7 +988,7 @@ CIGARETTE PACKETS ARE IN FANCY.DM
 		var/obj/item/clothing/mask/smokable/cigarette/rolled/CR = I
 		return CR.attackby(src, user)
 	. = ..()
-	
+
 
 //tobacco sold seperately if you're too snobby to grow it yourself.
 /obj/item/reagent_containers/food/snacks/grown/dried_tobacco

code/game/objects/items/weapons/explosives.dm

@@ -28,10 +28,12 @@
 	if(I.isscrewdriver())
 		open_panel = !open_panel
 		to_chat(user, "<span class='notice'>You [open_panel ? "open" : "close"] the wire panel.</span>")
+		return TRUE
 	else if(I.iswirecutter() || I.ismultitool() || istype(I, /obj/item/device/assembly/signaler ))
 		wires.Interact(user)
+		return TRUE
 	else
-		..()
+		return ..()
 
 /obj/item/plastique/attack_self(mob/user as mob)
 	var/newtime = input(usr, "Please set the timer.", "Timer", 10) as num

code/game/objects/items/weapons/extinguisher.dm

@@ -32,7 +32,7 @@
 			playsound(E.loc, 'sound/items/stimpack.ogg', 50, 1)
 		else
 			to_chat(user,"<span class='notice'>\The [E] is full!</span>")
-		return
+		return TRUE
 
 	. = ..()
 
@@ -51,7 +51,7 @@
 	if(W.isscrewdriver() && !is_open_container())
 		to_chat(user,"<span class='notice'>Using \the [W], you unsecure the extinguisher refill cartridge's lid.</span>") // it locks shut after being secured
 		flags |= OPENCONTAINER
-		return
+		return TRUE
 	. = ..()
 
 /obj/item/reagent_containers/extinguisher_refill/examine(var/mob/user) //Copied from inhalers.
@@ -157,7 +157,7 @@
 			playsound(ER.loc, 'sound/items/stimpack.ogg', 50, 1)
 		else
 			to_chat(user,"<span class='notice'>\The [src] is full!</span>")
-		return
+		return TRUE
 
 	. = ..()
 

code/game/objects/items/weapons/flamethrower.dm

@@ -106,7 +106,7 @@
 
 /obj/item/flamethrower/attackby(obj/item/W, mob/user)
 	if(use_check_and_message(user))
-		return
+		return TRUE
 
 	if(W.iswrench() && !secured)//Taking this apart
 		var/turf/T = get_turf(src)
@@ -121,26 +121,26 @@
 			gas_tank = null
 		new /obj/item/stack/rods(T)
 		qdel(src)
-		return
+		return TRUE
 
 	else if(W.isscrewdriver() && igniter && !lit)
 		secured = !secured
 		to_chat(user, SPAN_NOTICE("[igniter] is now [secured ? "secured" : "unsecured"]!"))
 		update_icon()
-		return
+		return TRUE
 
 	else if(isigniter(W))
 		var/obj/item/device/assembly/igniter/I = W
 		if(I.secured)
 			to_chat(user, SPAN_WARNING("\The [I] is not ready to attach yet! Use a screwdriver on it first."))
-			return
+			return TRUE
 		if(igniter)
 			to_chat(user, SPAN_WARNING("\The [src] already has an igniter installed."))
-			return
+			return TRUE
 		user.drop_from_inventory(I, src)
 		igniter = I
 		update_icon()
-		return
+		return TRUE
 
 	else if(istype(W, /obj/item/tank/phoron) || istype(W, /obj/item/tank/hydrogen))
 		if(gas_tank)
@@ -149,18 +149,18 @@
 		user.drop_from_inventory(W, src)
 		gas_tank = W
 		update_icon()
-		return
+		return TRUE
 
 	else if(istype(W, /obj/item/device/analyzer))
 		var/obj/item/device/analyzer/A = W
 		A.analyze_gases(src, user)
-		return
+		return TRUE
 
 	else if(W.isFlameSource()) // you can light it with external input, even without an igniter
 		attempt_lighting(user, TRUE)
 		update_icon()
-		return
-	..()
+		return TRUE
+	return ..()
 
 
 /obj/item/flamethrower/attack_self(mob/user)
@@ -267,4 +267,4 @@
 	igniter.secured = FALSE
 	secured = TRUE
 	gas_tank = new /obj/item/tank/phoron(src)
-	return ..()
+	return ..()

code/game/objects/items/weapons/mop.dm

@@ -54,8 +54,8 @@
 
 /obj/effect/attackby(obj/item/I, mob/user)
 	if(istype(I, /obj/item/mop) || istype(I, /obj/item/soap))
-		return
-	..()
+		return FALSE
+	return ..()
 
 /obj/item/mop/update_icon()
 	icon_state = "[initial(icon_state)][reagents.total_volume > 1 ? "_wet" : null]"

code/game/objects/items/weapons/policetape.dm

@@ -209,7 +209,7 @@ var/list/tape_roll_applications = list()
 	return ..()
 
 /obj/item/tape/attackby(obj/item/W, mob/user)
-	breaktape(W, user)
+	return breaktape(W, user)
 
 /obj/item/tape/attack_hand(mob/user)
 	if(user.a_intent == I_HELP)
@@ -253,3 +253,4 @@ var/list/tape_roll_applications = list()
 			cur = get_step(cur,dir[i])
 
 	qdel(src)
+	return TRUE

code/game/objects/items/weapons/soap.dm

@@ -38,8 +38,8 @@
 			var/obj/item/key/K = I
 			key_data = K.key_data
 			update_icon()
-		return
-	..()
+		return TRUE
+	return ..()
 
 /obj/item/soap/update_icon()
 	overlays.Cut()

code/game/objects/items/weapons/storage/bible.dm

@@ -40,7 +40,7 @@
 /obj/item/storage/bible/attackby(obj/item/W as obj, mob/user as mob)
 	if(src.use_sound)
 		playsound(src.loc, src.use_sound, 50, 1, -5)
-	..()
+	return ..()
 
 /obj/item/storage/bible/proc/Set_Religion(mob/user)
 	if(use_check(user))

code/game/objects/items/weapons/tanks/watertank.dm

@@ -84,7 +84,7 @@
 /obj/item/watertank/attackby(obj/item/W, mob/user, params)
 	if(W == noz)
 		remove_noz()
-		return 1
+		return TRUE
 	else
 		return ..()
 

code/game/objects/items/weapons/tools.dm

@@ -336,17 +336,17 @@
 	if(W.isscrewdriver())
 		if(isrobot(loc))
 			to_chat(user, SPAN_ALERT("You cannot modify your own welder!"))
-			return
+			return TRUE
 		if(welding)
 			to_chat(user, SPAN_DANGER("Stop welding first!"))
-			return
+			return TRUE
 		status = !status
 		if(status)
 			to_chat(user, SPAN_NOTICE("You secure the welder."))
 		else
 			to_chat(user, SPAN_NOTICE("The welder can now be attached and modified."))
 		add_fingerprint(user)
-		return
+		return TRUE
 
 	if(!status && (istype(W, /obj/item/stack/rods)))
 		var/obj/item/stack/rods/R = W
@@ -355,10 +355,9 @@
 		user.drop_from_inventory(src)
 		var/obj/item/flamethrower/F = new /obj/item/flamethrower(get_turf(src), src)
 		user.put_in_hands(F)
-		return
+		return TRUE
 
-	..()
-	return
+	return ..()
 
 /obj/item/weldingtool/process()
 	if(welding)
@@ -607,26 +606,26 @@
 	if(istype(I, /obj/item/eyeshield))
 		if(eyeshield)
 			to_chat(user, SPAN_WARNING("\The [src] already has an eye shield installed!"))
-			return
+			return TRUE
 		user.drop_from_inventory(I, src)
 		to_chat(user, SPAN_NOTICE("You install \the [I] into \the [src]."))
 		eyeshield = I
 		add_overlay("eyeshield_attached", TRUE)
-		return
+		return TRUE
 	if(istype(I, /obj/item/overcapacitor))
 		if(overcap)
 			to_chat(user, SPAN_WARNING("\The [src] already has an overcapacitor installed!"))
-			return
+			return TRUE
 		user.drop_from_inventory(I, src)
 		to_chat(user, SPAN_NOTICE("You install \the [I] into \the [src]."))
 		overcap = I
 		add_overlay("overcap_attached", TRUE)
 		toolspeed *= 2
-		return
+		return TRUE
 	if(I.isscrewdriver())
 		if(!eyeshield && !overcap)
 			to_chat(user, SPAN_WARNING("\The [src] doesn't have any accessories to remove!"))
-			return
+			return TRUE
 		var/list/accessories = list()
 		if(eyeshield)
 			var/image/radial_button = image(icon = src.icon, icon_state = "eyeshield")
@@ -644,11 +643,11 @@
 				overcap = null
 				toolspeed *= 0.5
 		if(!remove_accessory)
-			return
+			return TRUE
 		user.put_in_hands(remove_accessory)
 		to_chat(user, SPAN_NOTICE("You remove \the [remove_accessory] into \the [src]."))
 		cut_overlay("[remove_accessory.icon_state]_attached", TRUE)
-		return
+		return TRUE
 	return ..()
 
 //Make sure the experimental tool only stops processing when its turned off AND full
@@ -916,12 +915,14 @@
 /obj/item/steelwool/attackby(obj/item/W, mob/user)
 	if(W.isFlameSource())
 		ignite(W, user)
+		return TRUE
 	else if(istype(W, /obj/item/cell))
 		var/obj/item/cell/S = W
 		if(S.charge)
 			ignite(W, user)
 		else
 			to_chat(user, SPAN_WARNING("The cell isn't charged!"))
+		return TRUE
 
 /obj/item/steelwool/fire_act()
 	ignite()

code/game/objects/structures/bedsheet_bin.dm

@@ -183,15 +183,15 @@ LINEN BINS
 			to_chat(user, SPAN_NOTICE("You poke eyeholes in \the [src]!"))
 			new /obj/item/bedsheet/costume(get_turf(src))
 			qdel(src)
-		return
+		return TRUE
 	else if(is_sharp(I))
 		user.visible_message(SPAN_NOTICE("\The [user] begins cutting up \the [src] with \the [I]."), SPAN_NOTICE("You begin cutting up \the [src] with \the [I]."))
 		if(do_after(user, 50 / I.toolspeed))
 			to_chat(user, SPAN_NOTICE("You cut \the [src] into pieces!"))
 			new /obj/item/stack/material/cloth(get_turf(src), rand(2, 5))
 			qdel(src)
-		return
-	..()
+		return TRUE
+	return ..()
 
 /obj/item/bedsheet/grey
 	icon_state = "sheetgrey"

code/game/objects/structures/signs.dm

@@ -979,4 +979,5 @@
 		new /obj/effect/decal/cleanable/ash(src.loc)
 
 		qdel(src)
+		return TRUE
 

code/game/objects/structures/stool_bed_chair_nest/bed.dm

@@ -575,8 +575,7 @@
 			to_chat(user, SPAN_NOTICE("You collect the roller bed."))
 			src.forceMove(RH)
 			RH.held = src
-			return
-	..()
+		return TRUE
 
 /obj/item/roller/proc/deploy_roller(mob/user, atom/location)
 	var/obj/structure/bed/roller/R = new origin_type(location)