Bools and returns super-pr (#53221) (#565)

Replaces like 70-80% of 0 and such, as a side effect cleaned up a bunch of returns
Edit: Most left out ones are in mecha which should be done in mecha refactor already
Oh my look how clean it is

Co-authored-by: TiviPlus <TiviPlus>
Co-authored-by: Couls <coul422@gmail.com>

Co-authored-by: TiviPlus <57223640+TiviPlus@users.noreply.github.com>
Co-authored-by: Couls <coul422@gmail.com>

code/datums/components/honkspam.dm

@@ -2,9 +2,10 @@
 // used ONLY on april's fool.  I moved it to a component so it could be
 // used in other places
 
+//This is copypasted on other obj so if you are readin this go refactor it, start on objs with var/limiting_spam
 /datum/component/honkspam
 	dupe_mode = COMPONENT_DUPE_UNIQUE
-	var/spam_flag = FALSE
+	var/limiting_spam = FALSE
 
 /datum/component/honkspam/Initialize()
 	if(!isitem(parent))
@@ -12,11 +13,11 @@
 	RegisterSignal(parent, COMSIG_ITEM_ATTACK_SELF, .proc/interact)
 
 /datum/component/honkspam/proc/reset_spamflag()
-	spam_flag = FALSE
+	limiting_spam = FALSE
 
 /datum/component/honkspam/proc/interact(mob/user)
-	if(!spam_flag)
-		spam_flag = TRUE
+	if(!limiting_spam)
+		limiting_spam = TRUE
 		var/obj/item/parent_item = parent
 		playsound(parent_item.loc, 'sound/items/bikehorn.ogg', 50, TRUE)
 		addtimer(CALLBACK(src, .proc/reset_spamflag), 2 SECONDS)

code/datums/components/mood.dm

@@ -257,7 +257,7 @@
 		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 //Don't have to update the event.
 	var/list/params = args.Copy(4)
 	params.Insert(1, parent)
 	the_event = new type(arglist(params))
@@ -276,7 +276,7 @@
 		category = REF(category)
 	var/datum/mood_event/event = mood_events[category]
 	if(!event)
-		return 0
+		return
 
 	mood_events -= category
 	qdel(event)

code/datums/components/spawner.dm

@@ -40,9 +40,9 @@
 /datum/component/spawner/proc/try_spawn_mob()
 	var/atom/P = parent
 	if(spawned_mobs.len >= max_mobs)
-		return 0
+		return
 	if(spawn_delay > world.time)
-		return 0
+		return
 	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/summoning.dm

@@ -52,11 +52,11 @@
 
 /datum/component/summoning/proc/do_spawn_mob(atom/spawn_location, summoner)
 	if(spawned_mobs.len >= max_mobs)
-		return 0
+		return
 	if(last_spawned_time > world.time)
-		return 0
+		return
 	if(!prob(spawn_chance))
-		return 0
+		return
 	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)