stop this nonsense

code/datums/achievements/_awards.dm

@@ -50,7 +50,7 @@
 	)
 	if(!Q.Execute(async = TRUE))
 		qdel(Q)
-		return 0
+		return FALSE
 	var/result = 0
 	if(Q.NextRow())
 		result = text2num(Q.item[1])

code/datums/action.dm

@@ -151,7 +151,7 @@
 
 /datum/action/ghost/Trigger()
 	if(!..())
-		return 0
+		return FALSE
 	var/mob/M = target
 	M.ghostize(can_reenter_corpse = TRUE, voluntary = TRUE)
 
@@ -389,7 +389,7 @@
 	if(istype(target, /obj/item/hierophant_club))
 		var/obj/item/hierophant_club/H = target
 		if(H.teleporting)
-			return 0
+			return FALSE
 	return ..()
 
 /datum/action/item_action/clock
@@ -399,7 +399,7 @@
 
 /datum/action/item_action/clock/IsAvailable(silent = FALSE)
 	if(!is_servant_of_ratvar(owner))
-		return 0
+		return FALSE
 	return ..()
 
 /datum/action/item_action/clock/toggle_visor
@@ -408,11 +408,11 @@
 
 /datum/action/item_action/clock/toggle_visor/IsAvailable(silent = FALSE)
 	if(!is_servant_of_ratvar(owner))
-		return 0
+		return FALSE
 	if(istype(target, /obj/item/clothing/glasses/judicial_visor))
 		var/obj/item/clothing/glasses/judicial_visor/V = target
 		if(V.recharging)
-			return 0
+			return FALSE
 	return ..()
 
 /datum/action/item_action/clock/hierophant
@@ -486,7 +486,7 @@
 /datum/action/item_action/jetpack_stabilization/IsAvailable(silent = FALSE)
 	var/obj/item/tank/jetpack/J = target
 	if(!istype(J) || !J.on)
-		return 0
+		return FALSE
 	return ..()
 
 /datum/action/item_action/hands_free
@@ -518,7 +518,7 @@
 		else
 			owner.research_scanner--
 		to_chat(owner, "<span class='notice'>[target] research scanner has been [active ? "activated" : "deactivated"].</span>")
-		return 1
+		return TRUE
 
 /datum/action/item_action/toggle_research_scanner/Remove(mob/M)
 	if(owner && active)
@@ -543,7 +543,7 @@
 /datum/action/item_action/organ_action/IsAvailable(silent = FALSE)
 	var/obj/item/organ/I = target
 	if(!I.owner)
-		return 0
+		return FALSE
 	return ..()
 
 /datum/action/item_action/organ_action/toggle/New(Target)
@@ -743,12 +743,12 @@
 
 /datum/action/innate/Trigger()
 	if(!..())
-		return 0
+		return FALSE
 	if(!active)
 		Activate()
 	else
 		Deactivate()
-	return 1
+	return TRUE
 
 /datum/action/innate/proc/Activate()
 	return

code/datums/components/material_container.dm

@@ -328,9 +328,9 @@
 /// For spawning mineral sheets at a specific location. Used by machines to output sheets.
 /datum/component/material_container/proc/retrieve_sheets(sheet_amt, var/datum/material/M, target = null)
 	if(!M.sheet_type)
-		return 0 //Add greyscale sheet handling here later
+		return FALSE //Add greyscale sheet handling here later
 	if(sheet_amt <= 0)
-		return 0
+		return FALSE
 
 	if(!target)
 		target = get_turf(parent)

code/datums/components/mood.dm

@@ -268,7 +268,7 @@
 		else
 			if(the_event.timeout)
 				addtimer(CALLBACK(src, .proc/clear_event, null, category), the_event.timeout, TIMER_UNIQUE|TIMER_OVERRIDE)
-			return 0 //Don't have to update the event.
+			return FALSE //Don't have to update the event.
 	the_event = new type(src, param)//This causes a runtime for some reason, was this me? No - there's an event floating around missing a definition.
 
 	mood_events[category] = the_event
@@ -280,7 +280,7 @@
 /datum/component/mood/proc/clear_event(datum/source, category)
 	var/datum/mood_event/event = mood_events[category]
 	if(!event)
-		return 0
+		return FALSE
 
 	mood_events -= category
 	qdel(event)

code/datums/components/spawner.dm

@@ -43,9 +43,9 @@
 /datum/component/spawner/proc/try_spawn_mob()
 	var/atom/P = parent
 	if(spawned_mobs.len >= max_mobs)
-		return 0
+		return FALSE
 	if(spawn_delay > world.time)
-		return 0
+		return FALSE
 	spawn_delay = world.time + spawn_time
 	var/chosen_mob_type = pick(mob_types)
 	var/mob/living/simple_animal/L = new chosen_mob_type(P.loc)

code/datums/components/storage/storage.dm

@@ -486,7 +486,7 @@
 					var/atom/A = parent
 					A.do_squish()
 
-//This proc return 1 if the item can be picked up and 0 if it can't.
+//This proc return TRUE if the item can be picked up and 0 if it can't.
 //Set the stop_messages to stop it from printing messages
 /datum/component/storage/proc/can_be_inserted(obj/item/I, stop_messages = FALSE, mob/M)
 	if(!istype(I) || (I.item_flags & ABSTRACT))

code/datums/components/summoning.dm

@@ -49,11 +49,11 @@
 
 /datum/component/summoning/proc/do_spawn_mob(atom/spawn_location, summoner)
 	if(spawned_mobs.len >= max_mobs)
-		return 0
+		return FALSE
 	if(last_spawned_time > world.time)
-		return 0
+		return FALSE
 	if(!prob(spawn_chance))
-		return 0
+		return FALSE
 	last_spawned_time = world.time + spawn_delay
 	var/chosen_mob_type = pick(mob_types)
 	var/mob/living/simple_animal/L = new chosen_mob_type(spawn_location)

code/datums/diseases/advance/advance.dm

@@ -135,11 +135,11 @@
 /datum/disease/advance/IsSame(datum/disease/advance/D)
 
 	if(!(istype(D, /datum/disease/advance)))
-		return 0
+		return FALSE
 
 	if(GetDiseaseID() != D.GetDiseaseID())
-		return 0
-	return 1
+		return FALSE
+	return TRUE
 
 // Returns the advance disease with a different reference memory.
 /datum/disease/advance/Copy()
@@ -178,8 +178,8 @@
 /datum/disease/advance/proc/HasSymptom(datum/symptom/S)
 	for(var/datum/symptom/symp in symptoms)
 		if(symp.type == S.type)
-			return 1
-	return 0
+			return TRUE
+	return FALSE
 
 // Will generate new unique symptoms, use this if there are none. Returns a list of symptoms that were generated.
 /datum/disease/advance/proc/GenerateSymptoms(level_min, level_max, amount_get = 0)

code/datums/diseases/advance/symptoms/choking.dm

@@ -64,11 +64,11 @@ Bonus
 
 /datum/symptom/choking/proc/Choke_stage_3_4(mob/living/M, datum/disease/advance/A)
 	M.adjustOxyLoss(rand(6,13))
-	return 1
+	return TRUE
 
 /datum/symptom/choking/proc/Choke(mob/living/M, datum/disease/advance/A)
 	M.adjustOxyLoss(rand(10,18))
-	return 1
+	return TRUE
 
 /*
 //////////////////////////////////////
@@ -136,17 +136,17 @@ Bonus
 /datum/symptom/asphyxiation/proc/Asphyxiate_stage_3_4(mob/living/M, datum/disease/advance/A)
 	var/get_damage = rand(10,15) * power
 	M.adjustOxyLoss(get_damage)
-	return 1
+	return TRUE
 
 /datum/symptom/asphyxiation/proc/Asphyxiate(mob/living/M, datum/disease/advance/A)
 	var/get_damage = rand(15,21) * power
 	M.adjustOxyLoss(get_damage)
 	if(paralysis)
 		M.reagents.add_reagent_list(list(/datum/reagent/toxin/pancuronium = 3, /datum/reagent/toxin/sodium_thiopental = 3))
-	return 1
+	return TRUE
 
 /datum/symptom/asphyxiation/proc/Asphyxiate_death(mob/living/M, datum/disease/advance/A)
 	var/get_damage = rand(25,35) * power
 	M.adjustOxyLoss(get_damage)
 	M.adjustOrganLoss(ORGAN_SLOT_BRAIN, get_damage/2)
-	return 1
+	return TRUE

code/datums/diseases/advance/symptoms/fever.dm

@@ -58,4 +58,4 @@ Bonus
 		M.adjust_bodytemperature(get_heat * A.stage, 0, BODYTEMP_HEAT_DAMAGE_LIMIT - 1)
 	else
 		M.adjust_bodytemperature(get_heat * A.stage)
-	return 1
+	return TRUE

code/datums/diseases/advance/symptoms/fire.dm

@@ -71,14 +71,14 @@ Bonus
 	M.adjustFireLoss(3 * power)
 	if(infective)
 		A.spread(2)
-	return 1
+	return TRUE
 
 /datum/symptom/fire/proc/Firestacks_stage_5(mob/living/M, datum/disease/advance/A)
 	M.adjust_fire_stacks(3 * power)
 	M.adjustFireLoss(5 * power)
 	if(infective)
 		A.spread(4)
-	return 1
+	return TRUE
 
 /*
 //////////////////////////////////////
@@ -157,7 +157,7 @@ Bonus
 	M.adjustFireLoss(get_stacks/2)
 	if(chems)
 		M.reagents.add_reagent(/datum/reagent/clf3, 2 * power)
-	return 1
+	return TRUE
 
 /datum/symptom/alkali/proc/Alkali_fire_stage_5(mob/living/M, datum/disease/advance/A)
 	var/get_stacks = 8 * power
@@ -165,4 +165,4 @@ Bonus
 	M.adjustFireLoss(get_stacks)
 	if(chems)
 		M.reagents.add_reagent_list(list(/datum/reagent/napalm = 4 * power, /datum/reagent/clf3 = 4 * power))
-	return 1
+	return TRUE

code/datums/diseases/advance/symptoms/flesh_eating.dm

@@ -65,7 +65,7 @@ Bonus
 			var/mob/living/carbon/human/H = M
 			var/obj/item/bodypart/random_part = pick(H.bodyparts)
 			random_part.generic_bleedstacks += 5 * power
-	return 1
+	return TRUE
 
 /*
 //////////////////////////////////////
@@ -133,4 +133,4 @@ Bonus
 		M.reagents.add_reagent_list(list(/datum/reagent/toxin/heparin = 2, /datum/reagent/toxin/lipolicide = 2))
 	if(zombie)
 		M.reagents.add_reagent(/datum/reagent/romerol, 1)
-	return 1
+	return TRUE

code/datums/diseases/advance/symptoms/heal.dm

@@ -92,7 +92,7 @@
 	for(var/obj/item/bodypart/L in parts)
 		if(L.heal_damage(heal_amt/parts.len, heal_amt/parts.len))
 			M.update_damage_overlays()
-	return 1
+	return TRUE
 
 /datum/symptom/heal/starlight/passive_message_condition(mob/living/M)
 	if(M.getBruteLoss() || M.getFireLoss() || M.getToxLoss())
@@ -129,7 +129,7 @@
 			M.adjust_nutrition(0.3)
 		if(prob(2))
 			to_chat(M, "<span class='notice'>You feel a mild warmth as your blood purifies itself.</span>")
-	return 1
+	return TRUE
 
 
 
@@ -167,7 +167,7 @@
 	C.adjust_nutrition(-lost_nutrition * HUNGER_FACTOR) //Hunger depletes at 10x the normal speed
 	if(prob(2))
 		to_chat(C, "<span class='notice'>You feel an odd gurgle in your stomach, as if it was working much faster than normal.</span>")
-	return 1
+	return TRUE
 
 /datum/symptom/heal/darkness
 	name = "Nocturnal Regeneration"
@@ -210,7 +210,7 @@
 	for(var/obj/item/bodypart/L in parts)
 		if(L.heal_damage(heal_amt/parts.len, heal_amt/parts.len * 0.5)) //more effective on brute
 			M.update_damage_overlays()
-	return 1
+	return TRUE
 
 /datum/symptom/heal/darkness/passive_message_condition(mob/living/M)
 	if(M.getBruteLoss() || M.getFireLoss())
@@ -307,7 +307,7 @@
 	if(active_coma && M.getBruteLoss() + M.getFireLoss() == 0)
 		uncoma(M)
 
-	return 1
+	return TRUE
 
 /datum/symptom/heal/coma/passive_message_condition(mob/living/M)
 	if((M.getBruteLoss() + M.getFireLoss()) > 30)
@@ -365,7 +365,7 @@
 		if(L.heal_damage(heal_amt/parts.len * 0.5, heal_amt/parts.len))
 			M.update_damage_overlays()
 
-	return 1
+	return TRUE
 
 /datum/symptom/heal/water/passive_message_condition(mob/living/M)
 	if(M.getBruteLoss() || M.getFireLoss())
@@ -435,7 +435,7 @@
 	for(var/obj/item/bodypart/L in parts)
 		if(L.heal_damage(heal_amt/parts.len, heal_amt/parts.len))
 			M.update_damage_overlays()
-	return 1
+	return TRUE
 
 
 /datum/symptom/heal/radiation
@@ -475,7 +475,7 @@
 		if(RAD_BURN_THRESHOLD to RAD_MOB_MUTATE)
 			return 0.75
 		if(RAD_MOB_MUTATE to RAD_MOB_KNOCKDOWN)
-			return 1
+			return TRUE
 		else
 			return 1.5
 
@@ -498,4 +498,4 @@
 	for(var/obj/item/bodypart/L in parts)
 		if(L.heal_damage(heal_amt/parts.len, heal_amt/parts.len))
 			M.update_damage_overlays()
-	return 1
+	return TRUE

code/datums/diseases/advance/symptoms/shivering.dm

@@ -58,4 +58,4 @@ Bonus
 	if(unsafe)
 		limit = 0
 	M.adjust_bodytemperature(-get_cold * A.stage, limit)
-	return 1
+	return TRUE

code/datums/dna.dm

@@ -538,7 +538,7 @@
 
 /datum/dna/proc/check_block_string(mutation)
 	if((LAZYLEN(mutation_index) > DNA_MUTATION_BLOCKS) || !(mutation in mutation_index))
-		return 0
+		return FALSE
 	return is_gene_active(mutation)
 
 /datum/dna/proc/is_gene_active(mutation)
@@ -585,7 +585,7 @@
 
 /proc/setblock(istring, blocknumber, replacement, blocksize=DNA_BLOCK_SIZE)
 	if(!istring || !blocknumber || !replacement || !blocksize)
-		return 0
+		return FALSE
 	return getleftblocks(istring, blocknumber, blocksize) + replacement + getrightblocks(istring, blocknumber, blocksize)
 
 /datum/dna/proc/mutation_in_sequence(mutation)
@@ -649,7 +649,7 @@
 
 /proc/scramble_dna(mob/living/carbon/M, ui=FALSE, se=FALSE, probability)
 	if(!M.has_dna())
-		return 0
+		return FALSE
 	if(se)
 		for(var/i=1, i<=DNA_MUTATION_BLOCKS, i++)
 			if(prob(probability))
@@ -660,7 +660,7 @@
 			if(prob(probability))
 				M.dna.uni_identity = setblock(M.dna.uni_identity, i, random_string(DNA_BLOCK_SIZE, GLOB.hex_characters))
 		M.updateappearance(mutations_overlay_update=1)
-	return 1
+	return TRUE
 
 //value in range 1 to values. values must be greater than 0
 //all arguments assumed to be positive integers

code/datums/explosion.dm

@@ -397,7 +397,7 @@ GLOBAL_LIST_EMPTY(explosions)
 	var/choice = input("Bomb Size?") in choices
 	switch(choice)
 		if(null)
-			return 0
+			return FALSE
 		if("Small Bomb")
 			dev = 1
 			heavy = 2

code/datums/martial/boxing.dm

@@ -6,11 +6,11 @@
 
 /datum/martial_art/boxing/disarm_act(mob/living/carbon/human/A, mob/living/carbon/human/D)
 	to_chat(A, "<span class='warning'>Can't disarm while boxing!</span>")
-	return 1
+	return TRUE
 
 /datum/martial_art/boxing/grab_act(mob/living/carbon/human/A, mob/living/carbon/human/D)
 	to_chat(A, "<span class='warning'>Can't grab while boxing!</span>")
-	return 1
+	return TRUE
 
 /datum/martial_art/boxing/harm_act(mob/living/carbon/human/A, mob/living/carbon/human/D)
 
@@ -46,7 +46,7 @@
 			log_combat(A, D, "knocked out (boxing) ")
 		else if(D.lying)
 			D.forcesay(GLOB.hit_appends)
-	return 1
+	return TRUE
 
 /datum/martial_art/boxing/teach(mob/living/carbon/human/H, make_temporary = TRUE)
 	. = ..()

code/datums/mutations/_mutations.dm

@@ -119,8 +119,8 @@
 			owner.RemoveSpell(power)
 			qdel(power)
 		SEND_SIGNAL(owner, COMSIG_HUMAN_MUTATION_LOSS, src)
-		return 0
-	return 1
+		return FALSE
+	return TRUE
 
 /datum/mutation/human/proc/say_mod(message)
 	if(message)

code/datums/recipe.dm

@@ -48,7 +48,7 @@
 			if (aval_r_amnt>reagents_list[r_r])
 				. = -1
 			else
-				return 0
+				return FALSE
 	if ((reagents_list?(reagents_list.len):(0)) < avail_reagents.reagent_list.len)
 		return -1
 	return .
@@ -58,7 +58,7 @@
 		if (locate(/obj/) in container)
 			return -1
 		else
-			return 1
+			return TRUE
 	. = 1
 	var/list/checklist = items.Copy()
 	for (var/obj/O in container)
@@ -71,7 +71,7 @@
 		if (!found)
 			. = -1
 	if (checklist.len)
-		return 0
+		return FALSE
 	return .
 
 //general version

code/datums/status_effects/status_effect.dm

@@ -95,7 +95,7 @@
   * Multiplied to clickdelays
   */
 /datum/status_effect/proc/action_cooldown_mod()
-	return 1
+	return TRUE
 
 ////////////////
 // ALERT HOOK //

code/datums/weather/weather.dm

@@ -178,7 +178,7 @@
   */
 /datum/weather/proc/end()
 	if(stage == END_STAGE)
-		return 1
+		return TRUE
 	stage = END_STAGE
 	STOP_PROCESSING(SSweather, src)
 	update_areas()