Fixed Null Tool Bug in Omnisurgery.dm

Replaced Bone Repair surgery with Bonesetter and Bone Gel tools instead of using Hemostat
Updated Shiptest.dme

code/modules/surgery/omnisurgery/omni_bone_repair.dm

@@ -0,0 +1,52 @@
+/datum/surgery_step/omni/apply_bonegel
+	name = "Apply Bone Gel"
+	time = 6.4 SECONDS
+	implements = list(
+		TOOL_BONEGEL = 100
+		)
+	show = TRUE
+	preop_sound = 'sound/surgery/bone1.ogg'
+	success_sound = 'sound/surgery/bone3.ogg'
+	required_layer = list(2)
+	radial_icon = /obj/item/kinetic_crusher
+
+// Checks if the bone is broken or splinted and Apply Bonegel surgery wasn't done recently
+/datum/surgery_step/omni/apply_bonegel/test_op(mob/user, mob/living/target, datum/surgery/omni/surgery)
+	if(istype(target,/mob/living/carbon/human))
+		var/mob/living/carbon/human/H = target
+		var/obj/item/bodypart/affected = H.get_bodypart(user.zone_selected)
+		if(affected && affected.bone_status >= BONE_FLAG_BROKEN && !istype(surgery.last_step,/datum/surgery_step/omni/apply_bonegel))
+			return TRUE
+		return FALSE
+
+/datum/surgery_step/omni/set_bone
+	name = "Set Bone"
+	time = 6.4 SECONDS
+	implements = list(
+		TOOL_BONESETTER = 100
+		)
+	show = TRUE
+	preop_sound = 'sound/surgery/bone1.ogg'
+	success_sound = 'sound/surgery/bone3.ogg'
+	required_layer = list(2)
+	radial_icon = /obj/item/kinetic_crusher
+
+// Literally the same check as before to ensure we can even do this surgery unless the bone magically repaired itself somehow
+/datum/surgery_step/omni/set_bone/test_op(mob/user, mob/living/target, datum/surgery/omni/surgery)
+	if(istype(target,/mob/living/carbon/human))
+		var/mob/living/carbon/human/H = target
+		var/obj/item/bodypart/affected = H.get_bodypart(user.zone_selected)
+		if(affected && affected.bone_status >= BONE_FLAG_BROKEN && istype(surgery.last_step,/datum/surgery_step/omni/apply_bonegel))	
+			return TRUE
+		return FALSE
+
+/datum/surgery_step/omni/set_bone/preop(mob/user, mob/living/carbon/target, target_zone, obj/item/tool, datum/surgery/surgery)
+	if(target_zone == BODY_ZONE_HEAD)
+		user.visible_message("[user] begins to set [target]'s skull with [tool]...", "<span class='notice'>You begin to set [target]'s skull with [tool]...</span>")
+	else
+		user.visible_message("[user] begins to set the bones in [target]'s [parse_zone(target_zone)] with [tool]...", "<span class='notice'>You begin setting the bones in [target]'s [parse_zone(target_zone)] with [tool]...</span>")
+
+/datum/surgery_step/omni/set_bone/success(mob/user, mob/living/carbon/target, target_zone, obj/item/tool, datum/surgery/surgery)
+	user.visible_message("[user] successfully sets the bones in [target]'s [parse_zone(target_zone)]!", "<span class='notice'>You successfully set the bones in [target]'s [parse_zone(target_zone)].</span>")
+	surgery.operated_bodypart.fix_bone()
+	return TRUE

code/modules/surgery/omnisurgery/omnisurgery.dm

@@ -54,12 +54,13 @@
 		if(!(Step.accept_any_item || Step.accept_hand))
 			var/good = FALSE
 			for(var/obj in Step.implements)
-				if(istype(tool,obj))
-					good = TRUE
-					break
-				if((tool.tool_behaviour in Step.implements) || (tool in Step.implements))
-					good = TRUE
-					break
+				if(tool != null)
+					if(istype(tool,obj))
+						good = TRUE
+						break
+					if((tool.tool_behaviour in Step.implements) || (tool in Step.implements))
+						good = TRUE
+						break
 			if (!good)
 				continue
 		if(!Step.test_op(user,target,src))

shiptest.dme

@@ -3363,8 +3363,8 @@
 #include "code\modules\surgery\bodyparts\species_parts\plasmaman_bodyparts.dm"
 #include "code\modules\surgery\bodyparts\species_parts\rachnid_bodyparts.dm"
 #include "code\modules\surgery\bodyparts\species_parts\vox_bodyparts.dm"
-#include "code\modules\surgery\omnisurgery\bone_repair.dm"
 #include "code\modules\surgery\omnisurgery\omni_amputation.dm"
+#include "code\modules\surgery\omnisurgery\omni_bone_repair.dm"
 #include "code\modules\surgery\omnisurgery\omni_coronary_bypass.dm"
 #include "code\modules\surgery\omnisurgery\omni_gastrectomy.dm"
 #include "code\modules\surgery\omnisurgery\omni_healing.dm"