should be ready.

code/datums/components/caltrop.dm

@@ -24,7 +24,7 @@
 
 	if(ishuman(AM))
 		var/mob/living/carbon/human/H = AM
-		if(H.has_trait(TRAIT_PIERCEIMMUNE))
+		if(HAS_TRAIT(H, TRAIT_PIERCEIMMUNE))
 			return
 
 		if((flags & CALTROP_IGNORE_WALKERS) && H.m_intent == MOVE_INTENT_WALK)
@@ -46,7 +46,7 @@
 			return
 
 		var/damage = rand(min_damage, max_damage)
-		if(H.has_trait(TRAIT_LIGHT_STEP))
+		if(HAS_TRAIT(H, TRAIT_LIGHT_STEP))
 			damage *= 0.75
 		H.apply_damage(damage, BRUTE, picked_def_zone)
 

code/datums/components/earhealing.dm

@@ -23,7 +23,7 @@
 	if (!wearer)
 		STOP_PROCESSING(SSobj, src)
 		return
-	if(!wearer.has_trait(TRAIT_DEAF))
+	if(!HAS_TRAIT(wearer, TRAIT_DEAF))
 		var/obj/item/organ/ears/ears = wearer.getorganslot(ORGAN_SLOT_EARS)
 		if (ears)
 			ears.deaf = max(ears.deaf - 1, (ears.ear_damage < UNHEALING_EAR_DAMAGE ? 0 : 1)) // Do not clear deafness while above the unhealing ear damage threshold

code/datums/components/mood.dm

@@ -15,7 +15,7 @@
 /datum/component/mood/Initialize()
 	if(!isliving(parent))
 		return COMPONENT_INCOMPATIBLE
-	
+
 	START_PROCESSING(SSmood, src)
 
 	RegisterSignal(parent, COMSIG_ADD_MOOD_EVENT, .proc/add_event)
@@ -150,17 +150,17 @@
 		else
 			owner.crit_threshold -= (holdmyinsanityeffect - insanity_effect)
 
-	if(owner.has_trait(TRAIT_DEPRESSION))
+	if(HAS_TRAIT(owner, TRAIT_DEPRESSION))
 		if(prob(0.05))
 			add_event(null, "depression", /datum/mood_event/depression)
 			clear_event(null, "jolly")
-	if(owner.has_trait(TRAIT_JOLLY))
+	if(HAS_TRAIT(owner, TRAIT_JOLLY))
 		if(prob(0.05))
 			add_event(null, "jolly", /datum/mood_event/jolly)
 			clear_event(null, "depression")
 
 	holdmyinsanityeffect = insanity_effect
-	
+
 	HandleNutrition(owner)
 
 /datum/component/mood/proc/DecreaseSanity(amount, minimum = SANITY_INSANE)