fix some codestyle issues

mods/ENTITIES/mcl_mobs/api/mob_functions/ai.lua

@@ -416,7 +416,7 @@ local swim_turn_check = function(self,dtime)
 
 	local green_flag_1 = minetest_get_item_group(minetest_get_node(test_dir).name, "solid") ~= 0
 
-	return(green_flag_1)
+	return green_flag_1
 end
 
 --this is to swap the built in engine acceleration modifier
@@ -561,7 +561,7 @@ local fly_turn_check = function(self,dtime)
 
 	local green_flag_1 = minetest_get_item_group(minetest_get_node(test_dir).name, "solid") ~= 0
 
-	return(green_flag_1)
+	return green_flag_1
 end
 
 --this is to swap the built in engine acceleration modifier

mods/ENTITIES/mcl_mobs/api/mob_functions/animation.lua

@@ -157,7 +157,7 @@ local calculate_pitch = function(self)
 		return false
 	end
 
-    return(minetest_dir_to_yaw(vector_new(vector_distance(vector_new(pos.x,0,pos.z),vector_new(pos2.x,0,pos2.z)),0,pos.y - pos2.y)) + HALF_PI)
+    return minetest_dir_to_yaw(vector_new(vector_distance(vector_new(pos.x,0,pos.z),vector_new(pos2.x,0,pos2.z)),0,pos.y - pos2.y)) + HALF_PI
 end
 
 --this is a helper function used to make mobs pitch rotation dynamically flow when flying/swimming

mods/ENTITIES/mcl_mobs/api/mob_functions/breeding.lua

@@ -140,9 +140,7 @@ mobs.look_for_mate = function(self)
 			winner_mate = mate
 		end
 	end
-
-	return(winner_mate)
-
+	return winner_mate
 end
 
 --make the baby grow up

mods/ENTITIES/mcl_mobs/api/mob_functions/environment.lua

@@ -76,8 +76,7 @@ mobs.detect_closest_player_within_radius = function(self, line_of_sight, radius,
 			winner_player = player
 		end
 	end
-
-	return(winner_player)
+	return winner_player
 end
 
 
@@ -104,14 +103,13 @@ mobs.jump_check = function(self,dtime)
 
     if green_flag_1 and green_flag_2 then
 		--can jump over node
-        return(1)
+        return 1
 	elseif green_flag_1 and not green_flag_2 then
 		--wall in front of mob
-		return(2)
+		return 2
     end
-
 	--nothing to jump over
-	return(0)
+	return 0
 end
 
 -- a helper function to quickly turn neutral passive mobs hostile
@@ -223,12 +221,12 @@ mobs.check_for_player_within_area = function(self, radius)
 			local distance = vector_distance(pos1,pos2)
 			if distance < radius then
 				--found a player
-				return(true)
+				return true
 			end
 		end
 	end
 	--did not find a player
-	return(false)
+	return false
 end
 
 
@@ -236,7 +234,7 @@ end
 mobs.get_2d_distance = function(pos1,pos2)
 	pos1.y = 0
 	pos2.y = 0
-	return(vector_distance(pos1, pos2))
+	return vector_distance(pos1, pos2)
 end
 
 -- fall damage onto solid ground

mods/ENTITIES/mcl_mobs/api/mob_functions/head_logic.lua

@@ -3,7 +3,7 @@ local vector = vector
 
 --converts yaw to degrees
 local degrees = function(yaw)
-	return(yaw*180.0/math.pi)
+	return yaw*180.0/math.pi
 end
 
 mobs.do_head_logic = function(self,dtime)

mods/ENTITIES/mcl_mobs/api/mob_functions/movement.lua

@@ -312,7 +312,7 @@ mobs.calculate_pitch = function(pos1, pos2)
 		return false
 	end
 
-    return(minetest_dir_to_yaw(vector.new(vector.distance(vector.new(pos1.x,0,pos1.z),vector.new(pos2.x,0,pos2.z)),0,pos1.y - pos2.y)) + HALF_PI)
+    return minetest_dir_to_yaw(vector.new(vector.distance(vector.new(pos1.x,0,pos1.z),vector.new(pos2.x,0,pos2.z)),0,pos1.y - pos2.y)) + HALF_PI
 end
 
 --make mobs fly up or down based on their y difference

mods/ENTITIES/mcl_mobs/api/spawning.lua

@@ -501,7 +501,7 @@ local position_calculation = function(pos)
 		pos.z = pos.z + math_random(inner,outer)*int[math_random(1,2)]
 		pos.x = pos.x + math_random(-outer,outer)
 	end
-	return(pos)
+	return pos
 end
 
 --[[

mods/HUD/mcl_experience/init.lua

@@ -120,9 +120,9 @@ end
 hud_manager.hud_exists = function(player,hud_name)
     local name = player:get_player_name()
     if player_huds[name] and player_huds[name][hud_name] then
-        return(true)
+        return true
     else
-        return(false)
+        return false
     end
 end
 -------------------
@@ -150,7 +150,7 @@ end)
 
 function mcl_experience.get_player_xp_level(player)
 	local name = player:get_player_name()
-	return(pool[name].level)
+	return pool[name].level
 end
 
 function mcl_experience.set_player_xp_level(player,level)

mods/ITEMS/mcl_enchanting/engine.lua

@@ -7,7 +7,7 @@ end
 
 function mcl_enchanting.get_enchantments(itemstack)
 	if not itemstack then
-		return({})
+		return {}
 	end
 	return minetest.deserialize(itemstack:get_meta():get_string("mcl_enchanting:enchantments")) or {}
 end

mods/MAPGEN/mcl_structures/init.lua

@@ -15,7 +15,7 @@ local function ecb_place(blockpos, action, calls_remaining, param)
 	end
 end
 mcl_structures.place_schematic = function(pos, schematic, rotation, replacements, force_placement, flags, after_placement_callback, pr, callback_param)
-	local s = loadstring(minetest.serialize_schematic(schematic, "lua", {lua_use_comments = false, lua_num_indent_spaces = 0}) .. " return(schematic)")()
+	local s = loadstring(minetest.serialize_schematic(schematic, "lua", {lua_use_comments = false, lua_num_indent_spaces = 0}) .. " return schematic")()
 	if s and s.size then
 		local x, z = s.size.x, s.size.z
 		if rotation then

mods/MAPGEN/mcl_villages/buildings.lua

@@ -14,7 +14,7 @@ function settlements.build_schematic(vm, data, va, pos, building, replace_wall,
   -- schematic conversion to lua
   local schem_lua = minetest.serialize_schematic(building,
     "lua",
-    {lua_use_comments = false, lua_num_indent_spaces = 0}).." return(schematic)"
+    {lua_use_comments = false, lua_num_indent_spaces = 0}).." return schematic"
   -- replace material
   if replace_wall == "y" then
     schem_lua = schem_lua:gsub("mcl_core:cobble", material)
@@ -228,7 +228,7 @@ function settlements.place_schematics(settlement_info, pr)
 		-- schematic conversion to lua
 		local schem_lua = minetest.serialize_schematic(building,
 			"lua",
-			{lua_use_comments = false, lua_num_indent_spaces = 0}).." return(schematic)"
+			{lua_use_comments = false, lua_num_indent_spaces = 0}).." return schematic"
 		schem_lua = schem_lua:gsub("mcl_core:stonebrickcarved", "mcl_villages:stonebrickcarved")
 		-- replace material
 		if replace_wall then

mods/PLAYER/mcl_playerplus/init.lua

@@ -49,7 +49,7 @@ local player_collision = function(player)
 		end
 	end
 
-	return({x,z})
+	return {x,z}
 end
 
 -- converts yaw to degrees