Revert "[mcl_mobs, mobs_mc] TEMP! Remove `goto` to run on RasbPI4, Oil_boi free to revert"

This reverts commit ea41c82834.

mods/ENTITIES/mcl_mobs/spawning.lua

@@ -3,7 +3,6 @@ local get_node		= minetest.get_node
 local get_item_group = minetest.get_item_group
 local get_node_light = minetest.get_node_light
 local find_nodes_in_area_under_air = minetest.find_nodes_in_area_under_air
-local get_biome_data	= minetest.get_biome_data
 local new_vector     = vector.new
 local math_random    = math.random
 local get_biome_name = minetest.get_biome_name
@@ -542,14 +541,16 @@ if mobs_spawn then
         timer = timer + dtime
         if timer >= 8 then
             timer = 0
-			for _,player in pairs(minetest.get_connected_players()) do
-				for i = 1,math_random(3,8) do
+            for _,player in ipairs(minetest.get_connected_players()) do
+                for i = 1,math.random(3,8) do
 
                     local player_pos = player:get_pos()
 
                     local _,dimension = mcl_worlds.y_to_layer(player_pos.y)
 
-					if dimension ~= "void" and dimension ~= "default" then
+				    if dimension == "void" or dimension == "default" then
+                        goto continue -- ignore void and unloaded area
+				    end
 					
                     local min,max = decypher_limits(player_pos.y)
 
@@ -557,47 +558,79 @@ if mobs_spawn then
                     
 					local spawning_position_list = find_nodes_in_area_under_air(new_vector(goal_pos.x,min,goal_pos.z), vector.new(goal_pos.x,max,goal_pos.z), {"group:solid", "group:water", "group:lava"})
 
-						if #spawning_position_list > 0 then --couldn't find node
+					--couldn't find node
+					if #spawning_position_list <= 0 then
+						goto continue
+					end
+
 					local spawning_position = spawning_position_list[math_random(1,#spawning_position_list)]
 
 					--Prevent strange behavior/too close to player
-							if spawning_position and vector_distance(player_pos, spawning_position) > 15 then
+					if not spawning_position or vector_distance(player_pos, spawning_position) < 15 then
+						goto continue
+					end
 
 					local gotten_node = get_node(spawning_position).name
 
-								if gotten_node and gotten_node ~= "air" then --skip air nodes
+					if not gotten_node or gotten_node == "air" then --skip air nodes
+						goto continue
+					end
 
-									local gotten_biome = get_biome_data(spawning_position)
+                    local gotten_biome = minetest.get_biome_data(spawning_position)
 
-									if gotten_biome then --skip if in unloaded area
+                    if not gotten_biome then
+                        goto continue --skip if in unloaded area
+                    end
 
 					gotten_biome = get_biome_name(gotten_biome.biome) --makes it easier to work with
 
 					--grab random mob
 					local mob_def = spawn_dictionary[math.random(1,#spawn_dictionary)]
 
-										if mob_def --skip if something ridiculous happens (nil mob def)
-										and mob_def.dimension == dimension --skip if not correct dimension
-										and biome_check(mob_def.biomes, gotten_biome) then --skip if not in correct biome
+					if not mob_def then
+						goto continue --skip if something ridiculous happens (nil mob def)
+					end
+
+					--skip if not correct dimension
+					if mob_def.dimension ~= dimension then
+						goto continue
+					end
+
+					--skip if not in correct biome
+					if not biome_check(mob_def.biomes, gotten_biome) then
+						goto continue
+					end
 
 					--add this so mobs don't spawn inside nodes
 					spawning_position.y = spawning_position.y + 1
 
-											if spawning_position.y >= mob_def.min_height and spawning_position.y <= mob_def.max_height then
+					if spawning_position.y < mob_def.min_height or spawning_position.y > mob_def.max_height then
+						goto continue
+					end
 
 					--only need to poll for node light if everything else worked
 					local gotten_light = get_node_light(spawning_position)
 
 					--don't spawn if not in light limits
-												if gotten_light >= mob_def.min_light and gotten_light <= mob_def.max_light then
+					if gotten_light < mob_def.min_light or gotten_light > mob_def.max_light then
+						goto continue
+					end
 
 					local is_water = get_item_group(gotten_node, "water") ~= 0
 					local is_lava  = get_item_group(gotten_node, "lava") ~= 0
 
-													if mob_def.type_of_spawning ~= "ground" or not (is_water or is_lava) then
+					if mob_def.type_of_spawning == "ground" and is_water then
+						goto continue
+					end
+
+					if mob_def.type_of_spawning == "ground" and is_lava then
+						goto continue
+					end
 
 					--finally do the heavy check (for now) of mobs in area
-														if count_mobs(spawning_position, mob_def.spawn_class) < mob_def.aoc then
+					if count_mobs(spawning_position, mob_def.spawn_class) >= mob_def.aoc then
+						goto continue
+					end
 
 					--adjust the position for water and lava mobs
 					if mob_def.type_of_spawning == "water"  or mob_def.type_of_spawning == "lava" then
@@ -606,16 +639,8 @@ if mobs_spawn then
 
 					--everything is correct, spawn mob
 					minetest.add_entity(spawning_position, mob_def.name)
-														end
-													end
-												end
-											end
-										end
-									end
-								end
-							end
-						end
-					end
+
+                    ::continue:: --this is a safety catch
                 end
             end
         end

mods/ENTITIES/mobs_mc/enderman.lua

@@ -346,7 +346,8 @@ mobs:register_mob("mobs_mc:enderman", {
 					--skip player if they have no data - log it
 					if not player_eye_height then
 						minetest.log("error", "Enderman at location: ".. dump(enderpos).." has indexed a null player!")
-					else
+						goto continue
+					end
 
 					--calculate very quickly the exact location the player is looking
 					--within the distance between the two "heads" (player and enderman)
@@ -366,8 +367,8 @@ mobs:register_mob("mobs_mc:enderman", {
 							self.provoked = "broke_contact"
 						end						
 					end
-					end
 
+					::continue:: -- this is a sweep over statement, this can be used to continue even when errors occurred
 				end
 			end
 		end