fix many warnings

mods/ITEMS/mcl_farming/soil.lua

@@ -99,7 +99,7 @@ minetest.register_abm({
 			-- No decay near unloaded areas since these might include water.
 			if not check_surroundings(pos, "ignore") then
 				if wet <= 0 then
-					local n_def = minetest.registered_nodes[node.name] or nil
+					--local n_def = minetest.registered_nodes[node.name] or nil
 					local nn = minetest.get_node_or_nil({x=pos.x,y=pos.y+1,z=pos.z})
 					if not nn or not nn.name then
 						return

mods/ITEMS/mcl_farming/wheat.lua

@@ -5,7 +5,10 @@ minetest.register_craftitem("mcl_farming:wheat_seeds", {
 	description = S("Wheat Seeds"),
 	_tt_help = S("Grows on farmland"),
 	_doc_items_longdesc = S("Grows into a wheat plant. Chickens like wheat seeds."),
-	_doc_items_usagehelp = S("Place the wheat seeds on farmland (which can be created with a hoe) to plant a wheat plant. They grow in sunlight and grow faster on hydrated farmland. Rightclick an animal to feed it wheat seeds."),
+	_doc_items_usagehelp = S([[
+		Place the wheat seeds on farmland (which can be created with a hoe) to plant a wheat plant.
+		They grow in sunlight and grow faster on hydrated farmland. Rightclick an animal to feed it wheat seeds.
+	]]),
 	groups = { craftitem=1 },
 	inventory_image = "mcl_farming_wheat_seeds.png",
 	on_place = function(itemstack, placer, pointed_thing)
@@ -28,7 +31,10 @@ for i=1,7 do
 	if i == 1 then
 		create = true
 		name = S("Premature Wheat Plant")
-		longdesc = S("Premature wheat plants grow on farmland under sunlight in 8 stages. On hydrated farmland, they grow faster. They can be harvested at any time but will only yield a profit when mature.")
+		longdesc = S([[
+			Premature wheat plants grow on farmland under sunlight in 8 stages.
+			On hydrated farmland, they grow faster. They can be harvested at any time but will only yield a profit when mature.
+		]])
 	else
 		create = false
 	end
@@ -54,7 +60,8 @@ for i=1,7 do
 				{-0.5, -0.5, -0.5, 0.5, sel_heights[i], 0.5}
 			},
 		},
-		groups = {dig_immediate=3, not_in_creative_inventory=1, plant=1,attached_node=1, dig_by_water=1,destroy_by_lava_flow=1, dig_by_piston=1},
+		groups = {dig_immediate=3, not_in_creative_inventory=1, plant=1,attached_node=1,
+			dig_by_water=1,destroy_by_lava_flow=1, dig_by_piston=1},
 		sounds = mcl_sounds.node_sound_leaves_defaults(),
 		_mcl_blast_resistance = 0,
 	})
@@ -62,7 +69,10 @@ end
 
 minetest.register_node("mcl_farming:wheat", {
 	description = S("Mature Wheat Plant"),
-	_doc_items_longdesc = S("Mature wheat plants are ready to be harvested for wheat and wheat seeds. They won't grow any further."),
+	_doc_items_longdesc = S([[
+		Mature wheat plants are ready to be harvested for wheat and wheat seeds.
+		They won't grow any further.
+	]]),
 	sunlight_propagates = true,
 	paramtype = "light",
 	paramtype2 = "meshoptions",
@@ -81,7 +91,8 @@ minetest.register_node("mcl_farming:wheat", {
 			{ items = {'mcl_farming:wheat_item'} }
 		}
 	},
-	groups = {dig_immediate=3, not_in_creative_inventory=1, plant=1,attached_node=1, dig_by_water=1,destroy_by_lava_flow=1, dig_by_piston=1},
+	groups = {dig_immediate=3, not_in_creative_inventory=1, plant=1, attached_node=1,
+		dig_by_water=1,destroy_by_lava_flow=1, dig_by_piston=1},
 	sounds = mcl_sounds.node_sound_leaves_defaults(),
 	_mcl_blast_resistance = 0,
 })
@@ -144,9 +155,9 @@ minetest.register_node("mcl_farming:hay_block", {
 	is_ground_content = false,
 	stack_max = 64,
 	paramtype2 = "facedir",
-	is_ground_content = false,
 	on_place = mcl_util.rotate_axis,
-	groups = {handy=1, hoey=1, flammable=2, fire_encouragement=60, fire_flammability=20, building_block=1, fall_damage_add_percent=-80},
+	groups = {handy=1, hoey=1, flammable=2, fire_encouragement=60,
+		fire_flammability=20, building_block=1, fall_damage_add_percent=-80},
 	sounds = mcl_sounds.node_sound_leaves_defaults(),
 	on_rotate = on_rotate,
 	_mcl_blast_resistance = 0.5,

mods/ITEMS/mcl_fishing/init.lua

@@ -1,11 +1,6 @@
 --Fishing Rod, Bobber, and Flying Bobber mechanics and Bobber artwork by Rootyjr.
 
 local S = minetest.get_translator("mcl_fishing")
-local mod_throwing = minetest.get_modpath("mcl_throwing")
-
-local entity_mapping = {
-	["mcl_fishing:bobber"] = "mcl_fishing:bobber_entity",
-}
 
 local bobber_ENTITY={
 	physical = false,
@@ -61,7 +56,6 @@ local fish = function(itemstack, player, pointed_thing)
 							local itemname
 							local items
 							local itemcount = 1
-							local itemwear = 0
 							local pr = PseudoRandom(os.time() * math.random(1, 100))
 							local r = pr:next(1, 100)
 							local fish_values = {85, 84.8, 84.7, 84.5}
@@ -173,7 +167,7 @@ local fish = function(itemstack, player, pointed_thing)
 		if noent == true then
 			local playerpos = player:get_pos()
 			local dir = player:get_look_dir()
-			local obj = mcl_throwing.throw("mcl_fishing:flying_bobber", {x=playerpos.x, y=playerpos.y+1.5, z=playerpos.z}, dir, 15, player:get_player_name())
+			mcl_throwing.throw("mcl_fishing:flying_bobber", {x=playerpos.x, y=playerpos.y+1.5, z=playerpos.z}, dir, 15, player:get_player_name())
 		end
 end
 
@@ -344,10 +338,8 @@ mcl_throwing.register_throwable_object("mcl_fishing:flying_bobber", "mcl_fishing
 -- If player leaves area, remove bobber.
 minetest.register_on_leaveplayer(function(player)
 	local objs = minetest.get_objects_inside_radius(player:get_pos(), 250)
-	local num = 0
 	local ent = nil
 	local noent = true
-
 	for n = 1, #objs do
 		ent = objs[n]:get_luaentity()
 		if ent then

mods/ITEMS/mcl_flowers/init.lua

@@ -180,7 +180,7 @@ local function add_large_plant(name, desc, longdesc, bottom_img, top_img, inv_im
 	if not inv_img then
 		inv_img = top_img
 	end
-	local usagehelp, noncreative, create_entry, paramtype2, palette
+	local noncreative, create_entry, paramtype2, palette
 	if is_flower == nil then
 		is_flower = true
 	end
@@ -475,9 +475,6 @@ local fix_doubleplants = minetest.settings:get_bool("fix_doubleplants", true)
 
 	if mod_mcimport and mg_name == "singlenode" and fix_doubleplants == true then
 		local flowernames = { "peony", "rose_bush", "lilac", "sunflower", "double_fern", "double_grass" }
-		for c=1, 6 do
-			local flowername = flowernames[c]
-		end
 
 		minetest.register_lbm({
 			label = "Add double plant tops.",

mods/ITEMS/mcl_furnaces/init.lua

@@ -384,7 +384,6 @@ local function furnace_node_timer(pos, elapsed)
 	-- Update formspec and node
 	--
 	local formspec = inactive_formspec
-	local item_state
 	local item_percent = 0
 	if cookable then
 		item_percent = math.floor(src_time / cooked.time * 100)
@@ -414,7 +413,7 @@ local function furnace_node_timer(pos, elapsed)
 	meta:set_float("fuel_time", fuel_time)
 	meta:set_float("src_time", src_time)
 	if srclist then
-		 meta:set_string("src_item", srclist[1]:get_name())
+		 meta:set_string("src_item", src_item)
 	else
 		 meta:set_string("src_item", "")
 	end
@@ -441,7 +440,12 @@ minetest.register_node("mcl_furnaces:furnace", {
 	_tt_help = S("Uses fuel to smelt or cook items"),
 	_doc_items_longdesc = S("Furnaces cook or smelt several items, using a furnace fuel, into something else."),
 	_doc_items_usagehelp =
-			S("Use the furnace to open the furnace menu. Place a furnace fuel in the lower slot and the source material in the upper slot. The furnace will slowly use its fuel to smelt the item. The result will be placed into the output slot at the right side.").."\n"..
+			S([[
+				Use the furnace to open the furnace menu.
+				Place a furnace fuel in the lower slot and the source material in the upper slot.
+				The furnace will slowly use its fuel to smelt the item.
+				The result will be placed into the output slot at the right side.
+			]]).."\n"..
 			S("Use the recipe book to see what you can smelt, what you can use as fuel and how long it will burn."),
 	_doc_items_hidden = false,
 	tiles = {

mods/ITEMS/mcl_heads/init.lua

@@ -90,7 +90,7 @@ local function addhead(name, texture, desc, longdesc, rangemob, rangefactor)
 			local wdir = minetest.dir_to_wallmounted(diff)
 
 			local itemstring = itemstack:get_name()
-			local fakestack = ItemStack(itemstack)
+			--local fakestack = ItemStack(itemstack)
 			local idef = fakestack:get_definition()
 			local retval
 			if wdir == 0 or wdir == 1 then
@@ -101,9 +101,7 @@ local function addhead(name, texture, desc, longdesc, rangemob, rangefactor)
 			if not retval then
 				return itemstack
 			end
-
-			local success
-			itemstack, success = minetest.item_place(fakestack, placer, pointed_thing, wdir)
+			itemstack,_ = minetest.item_place(fakestack, placer, pointed_thing, wdir)
 			itemstack:set_name(itemstring)
 			return itemstack
 		end,

mods/ITEMS/mcl_hoppers/init.lua

@@ -152,7 +152,7 @@ def_hopper_enabled.on_place = function(itemstack, placer, pointed_thing)
 	local z = upos.z - apos.z
 
 	local fake_itemstack = ItemStack(itemstack)
-	local newnode, param2
+	local param2
 	if x == -1 then
 		fake_itemstack:set_name("mcl_hoppers:hopper_side")
 		param2 = 0
@@ -166,7 +166,7 @@ def_hopper_enabled.on_place = function(itemstack, placer, pointed_thing)
 		fake_itemstack:set_name("mcl_hoppers:hopper_side")
 		param2 = 1
 	end
-	local itemstack, success = minetest.item_place_node(fake_itemstack, placer, pointed_thing, param2)
+	local itemstack,_ = minetest.item_place_node(fake_itemstack, placer, pointed_thing, param2)
 	itemstack:set_name("mcl_hoppers:hopper")
 	return itemstack
 end
@@ -411,7 +411,6 @@ minetest.register_abm({
 		-- Move an item from the hopper into container below
 		local downnode = minetest.get_node(downpos)
 		if not minetest.registered_nodes[downnode.name] then return end
-		g = minetest.registered_nodes[downnode.name].groups.container
 		mcl_util.move_item_container(pos, downpos)
 	end,
 })
@@ -462,7 +461,7 @@ minetest.register_abm({
 			-- Put fuel into fuel slot
 			local sinv = minetest.get_inventory({type="node", pos = pos})
 			local dinv = minetest.get_inventory({type="node", pos = front})
-			local slot_id, stack = mcl_util.get_eligible_transfer_item_slot(sinv, "main", dinv, "fuel", is_transferrable_fuel)
+			local slot_id,_ = mcl_util.get_eligible_transfer_item_slot(sinv, "main", dinv, "fuel", is_transferrable_fuel)
 			if slot_id then
 				mcl_util.move_item_container(pos, front, nil, slot_id, "fuel")
 			end

mods/ITEMS/mcl_monster_eggs/init.lua

@@ -20,11 +20,13 @@ local register_block = function(subname, description, tiles, is_ground_content)
 		is_ground_content = is_ground_content,
 		groups = {dig_immediate = 3, spawns_silverfish = 1, deco_block = 1},
 		drop = '',
-		is_ground_content = false,
 		sounds = mcl_sounds.node_sound_stone_defaults(),
 		after_dig_node = spawn_silverfish,
 		_tt_help = S("Hides a silverfish"),
-		_doc_items_longdesc = S("An infested block is a block from which a silverfish will pop out when it is broken. It looks identical to its normal counterpart."),
+		_doc_items_longdesc = S([[
+			An infested block is a block from which a silverfish will pop out when it is broken.
+			It looks identical to its normal counterpart.
+		]]),
 		_mcl_hardness = 0,
 		_mcl_blast_resistance = 0.5,
 	})

mods/ITEMS/mcl_mushrooms/small.lua

@@ -4,7 +4,6 @@ local on_place = mcl_util.generate_on_place_plant_function(function(place_pos, p
 	local soil_node = minetest.get_node_or_nil({x=place_pos.x, y=place_pos.y-1, z=place_pos.z})
 	if not soil_node then return false end
 	local snn = soil_node.name -- soil node name
-	local sd = minetest.registered_nodes[snn] -- soil definition
 
 	-- Placement rules:
 	-- * Always allowed on podzol or mycelimu

mods/ITEMS/mcl_ocean/corals.lua

@@ -265,7 +265,6 @@ minetest.register_abm({
 			if minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z}).name ~= "mcl_core:water_source" then
 				-- Find dead form (it's the same as the node's drop)
 				local def = minetest.registered_nodes[node.name]
-				local dead
 				if def then
 					node.name = def.drop
 				else

mods/ITEMS/mcl_ocean/kelp.lua

@@ -37,14 +37,9 @@ local mt_record_protection_violation = minetest.record_protection_violation
 local mt_is_creative_enabled = minetest.is_creative_enabled
 local mt_sound_play = minetest.sound_play
 
-local math_min = math.min
-local math_max = math.max
-local math_ceil = math.ceil
-local math_floor = math.floor
-local math_random = math.random
-local string_format = string.format
-local table_copy = table.copy
-local table_insert = table.insert
+local math = math
+local string = string
+local table = table
 
 -- DEBUG: functions
 -- local log = minetest.log
@@ -122,7 +117,7 @@ function kelp.is_downward_flowing(pos, node, pos_above, node_above, __is_above__
 	-- Function params: (pos[, node]) or (node, pos_above) or (node, node_above)
 	local node = node or mt_get_node(pos)
 
-	local result = (math_floor(node.param2 / 8) % 2) == 1
+	local result = (math.floor(node.param2 / 8) % 2) == 1
 	if not (result or __is_above__) then
 		-- If not, also check node above.
 		-- (this is needed due a weird quirk in the definition of "downwards flowing"
@@ -182,14 +177,14 @@ end
 -- Roll whether to grow kelp or not.
 function kelp.roll_growth(numerator, denominator)
 	-- Optional params: numerator, denominator
-	return math_random(denominator or kelp.ROLL_GROWTH_DENOMINATOR) <= (numerator or kelp.ROLL_GROWTH_NUMERATOR)
+	return math.random(denominator or kelp.ROLL_GROWTH_DENOMINATOR) <= (numerator or kelp.ROLL_GROWTH_NUMERATOR)
 end
 
 
 -- Roll initial age for kelp.
 function kelp.roll_init_age(min, max)
 	-- Optional params
-	return math_random(min or kelp.MIN_AGE, (max or kelp.MAX_AGE)-1)
+	return math.random(min or kelp.MIN_AGE, (max or kelp.MAX_AGE)-1)
 end
 
 
@@ -197,7 +192,7 @@ end
 -- For the special case where the max param2 is reached, interpret that as the
 -- 16th kelp stem.
 function kelp.get_height(param2)
-	return math_floor(param2 / 16) + math_floor(param2 % 16 / 8)
+	return math.floor(param2 / 16) + math.floor(param2 % 16 / 8)
 end
 
 
@@ -232,7 +227,7 @@ end
 -- Obtain next param2.
 function kelp.next_param2(param2)
 	-- param2 max value is 255, so adding to 256 causes overflow.
-	return math_min(param2+16 - param2 % 16, 255);
+	return math.min(param2+16 - param2 % 16, 255);
 end
 
 
@@ -242,8 +237,8 @@ function kelp.store_meta()
 	for _ in pairs(kelp.age_queue_pos) do
 		count = count + 1
 	end
-	-- chatlog(string_format("Storing age metadata: %d in queue", #kelp.age_queue))
-	-- chatlog(string_format("Storing age metadata: %d valid in queue", count))
+	-- chatlog(string.format("Storing age metadata: %d in queue", #kelp.age_queue))
+	-- chatlog(string.format("Storing age metadata: %d valid in queue", count))
 	for i=1,#kelp.age_queue do
 		local pos_hash = kelp.age_queue[i]
 		local pos = kelp.age_queue_pos[pos_hash]
@@ -265,7 +260,7 @@ function kelp.store_age(age, pos, pos_hash)
 
 	kelp.age_pool[pos_hash] = age
 	if not kelp.age_queue_pos[pos_hash] then
-		table_insert(kelp.age_queue, pos_hash)
+		table.insert(kelp.age_queue, pos_hash)
 		kelp.age_queue_pos[pos_hash] = pos
 		return true, pos_hash
 	end
@@ -713,7 +708,7 @@ function kelp.register_kelp_surface(surface, surface_deftemplate, surface_docs)
 		doc.add_entry_alias("nodes", surface_docs.entry_id_orig, "nodes", surfacename)
 	end
 
-	local sounds = table_copy(def.sounds)
+	local sounds = table.copy(def.sounds)
 	sounds.dig = kelp.leaf_sounds.dig
 	sounds.dug = kelp.leaf_sounds.dug
 	sounds.place = kelp.leaf_sounds.place
@@ -732,9 +727,9 @@ end
 -- Kelp surfaces nodes ---------------------------------------------------------
 
 -- Dirt must be registered first, for the docs
-kelp.register_kelp_surface(kelp.surfaces[1], table_copy(kelp.surface_deftemplate), kelp.surface_docs)
+kelp.register_kelp_surface(kelp.surfaces[1], table.copy(kelp.surface_deftemplate), kelp.surface_docs)
 for i=2, #kelp.surfaces do
-	kelp.register_kelp_surface(kelp.surfaces[i], table_copy(kelp.surface_deftemplate), kelp.surface_docs)
+	kelp.register_kelp_surface(kelp.surfaces[i], table.copy(kelp.surface_deftemplate), kelp.surface_docs)
 end
 
 -- Kelp item -------------------------------------------------------------------

mods/ITEMS/mcl_throwing/init.lua

@@ -1,7 +1,5 @@
 mcl_throwing = {}
 
-local S = minetest.get_translator("mcl_throwing")
-local mod_death_messages = minetest.get_modpath("mcl_death_messages")
 local modpath = minetest.get_modpath(minetest.get_current_modname())
 
 --
@@ -42,7 +40,7 @@ function mcl_throwing.get_player_throw_function(entity_name, velocity)
 	local func = function(item, player, pointed_thing)
 		local playerpos = player:get_pos()
 		local dir = player:get_look_dir()
-		local obj = mcl_throwing.throw(item, {x=playerpos.x, y=playerpos.y+1.5, z=playerpos.z}, dir, velocity, player:get_player_name())
+		mcl_throwing.throw(item, {x=playerpos.x, y=playerpos.y+1.5, z=playerpos.z}, dir, velocity, player:get_player_name())
 		if not minetest.is_creative_enabled(player:get_player_name()) then
 			item:take_item()
 		end

mods/ITEMS/mcl_tnt/init.lua

@@ -1,8 +1,6 @@
 local S = minetest.get_translator("mcl_tnt")
 local tnt_griefing = minetest.settings:get_bool("mcl_tnt_griefing", true)
 
-local mod_death_messages = minetest.get_modpath("mcl_death_messages")
-
 local function spawn_tnt(pos, entname)
 	minetest.sound_play("tnt_ignite", {pos = pos,gain = 1.0,max_hear_distance = 15,}, true)
 	local tnt = minetest.add_entity(pos, entname)

mods/MISC/mcl_commands/init.lua

@@ -1,7 +1,3 @@
-local S = minetest.get_translator("mcl_commands")
-
-local mod_death_messages = minetest.get_modpath("mcl_death_messages")
-
 local modpath = minetest.get_modpath(minetest.get_current_modname())
 
 dofile(modpath.."/kill.lua")

mods/MISC/mcl_commands/setblock.lua

@@ -6,7 +6,7 @@ minetest.register_chatcommand("setblock", {
 	privs = {give=true, interact=true},
 	func = function(name, param)
 		local p = {}
-		local nodestring = nil
+		local nodestring
 		p.x, p.y, p.z, nodestring = param:match("^([%d.-]+)[, ] *([%d.-]+)[, ] *([%d.-]+) +(.+)$")
 		p.x, p.y, p.z = tonumber(p.x), tonumber(p.y), tonumber(p.z)
 		if p.x and p.y and p.z and nodestring then

mods/MISC/mcl_commands/sound.lua

@@ -4,39 +4,34 @@ minetest.register_chatcommand("playsound",{
 	params = S("<sound> <target>"), --TODO:add source
 	description = S("Play a sound. Arguments: <sound>: name of the sound. <target>: Target."),
 	privs = {server = true},
-	func = function(name, params)
+	func = function(name, rawparams)
 		local P = {}
 		local i = 0
-		for str in string.gmatch(params, "([^ ]+)") do
+		for str in string.gmatch(rawparams, "([^ ]+)") do
 			i = i + 1
 			P[i] = str
 		end
-		
 		local params = {}
 		if P[1] == tostring(P[1]) then
 			params.name = P[1]
 		else
 			return false, S("Sound name is invalid!") --TODO: add mc chat message
 		end
-		
 		if P[2] == tostring(P[2]) and minetest.player_exists(P[2]) then
 			params.target = P[2]
 		else
 			return false, S("Target is invalid!!")
 		end
-		
 		-- if P[3] then
 			-- params.pos = nil --TODO:position
 		-- else
 			-- params.pos = nil
 		-- end
-		
 		-- if P[4] == tonumber(P[4]) then
 			-- params.gain = P[4]
 		-- else
 			-- params.gain = 1.0
 		-- end
-		
 		-- if P[5] == tonumber(P[5]) then
 			-- params.pitch = P[5]
 		-- else

mods/MISC/mcl_temp_helper_recipes/init.lua

@@ -27,7 +27,12 @@ minetest.register_craft({
 minetest.register_craft({
 	type = "shapeless",
 	output = "mcl_ocean:prismarine_crystals",
-	recipe = { "mcl_ocean:prismarine_shard", "mcl_ocean:prismarine_shard", "mcl_ocean:prismarine_shard", "mcl_core:gold_ingot" },
+	recipe = {
+		"mcl_ocean:prismarine_shard",
+		"mcl_ocean:prismarine_shard",
+		"mcl_ocean:prismarine_shard",
+		"mcl_core:gold_ingot",
+	},
 })
 
 minetest.register_craft({

mods/PLAYER/mcl_death_drop/init.lua

@@ -20,7 +20,7 @@ minetest.register_on_dieplayer(function(player)
 		local playerinv = player:get_inventory()
 		local pos = player:get_pos()
 		-- No item drop if in deep void
-		local void, void_deadly = mcl_worlds.is_in_void(pos)
+		local _, void_deadly = mcl_worlds.is_in_void(pos)
 
 		for l=1,#mcl_death_drop.registered_dropped_lists do
 			local inv = mcl_death_drop.registered_dropped_lists[l].inv

mods/PLAYER/mcl_hunger/api.lua

@@ -86,7 +86,8 @@ if mcl_hunger.active then
 
 	function mcl_hunger.saturate(playername, increase, update_hudbar)
 		local player = minetest.get_player_by_name(playername)
-		local ok = mcl_hunger.set_saturation(player, math.min(mcl_hunger.get_saturation(player) + increase, mcl_hunger.get_hunger(player)))
+		local ok = mcl_hunger.set_saturation(player,
+			math.min(mcl_hunger.get_saturation(player) + increase, mcl_hunger.get_hunger(player)))
 		if update_hudbar ~= false then
 			mcl_hunger.update_saturation_hud(player, mcl_hunger.get_saturation(player), mcl_hunger.get_hunger(player))
 		end
@@ -105,7 +106,7 @@ if mcl_hunger.active then
 							-- otherwise the following poison/exhaust fields are ignored
 		food[name].poison = poison		-- poison damage per tick for poisonous food
 		food[name].exhaust = exhaust		-- exhaustion per tick for poisonous food
-		food[name].poisonchance = poisonchance	-- chance percentage that this item poisons the player (default: 100% if poisoning is enabled)
+		food[name].poisonchance = poisonchance	-- chance percentage that this item poisons the player (default: 100%)
 		food[name].sound = sound		-- special sound that is played when eating
 	end
 

mods/PLAYER/mcl_hunger/hunger.lua

@@ -2,7 +2,6 @@ local S = minetest.get_translator("mcl_hunger")
 local mod_death_messages = minetest.get_modpath("mcl_death_messages")
 
 -- wrapper for minetest.item_eat (this way we make sure other mods can't break this one)
-local org_eat = minetest.do_item_eat
 minetest.do_item_eat = function(hp_change, replace_with_item, itemstack, user, pointed_thing)
 
 	if not user or user:is_player() == false then
@@ -38,7 +37,8 @@ minetest.do_item_eat = function(hp_change, replace_with_item, itemstack, user, p
 	-- FIXME: In singleplayer, there's a cheat to circumvent this, simply by pausing the game between eats.
 	-- This is because os.time() obviously does not care about the pause. A fix needs a different timer mechanism.
 	if no_eat_delay or (mcl_hunger.last_eat[name] < 0) or (os.difftime(os.time(), mcl_hunger.last_eat[name]) >= 2) then
-		local can_eat_when_full = creative or (mcl_hunger.active == false) or minetest.get_item_group(itemstack:get_name(), "can_eat_when_full") == 1
+		local can_eat_when_full = creative or (mcl_hunger.active == false)
+		or minetest.get_item_group(itemstack:get_name(), "can_eat_when_full") == 1
 		-- Don't allow eating when player has full hunger bar (some exceptional items apply)
 		if can_eat_when_full or (mcl_hunger.get_hunger(user) < 20) then
 			itemstack = mcl_hunger.eat(hp_change, replace_with_item, itemstack, user, pointed_thing)
@@ -67,7 +67,8 @@ function mcl_hunger.eat(hp_change, replace_with_item, itemstack, user, pointed_t
 		def.saturation = hp_change
 		def.replace = replace_with_item
 	end
-	local func = mcl_hunger.item_eat(def.saturation, def.replace, def.poisontime, def.poison, def.exhaust, def.poisonchance, def.sound)
+	local func = mcl_hunger.item_eat(def.saturation, def.replace, def.poisontime,
+		def.poison, def.exhaust, def.poisonchance, def.sound)
 	return func(itemstack, user, pointed_thing)
 end
 
@@ -90,7 +91,6 @@ local function poisonp(tick, time, time_left, damage, exhaustion, name)
 	if not player then
 		return
 	end
-	local name = player:get_player_name()
 	-- Abort if food poisonings have been stopped
 	if mcl_hunger.poison_hunger[name] == 0 then
 		return
@@ -131,7 +131,7 @@ function mcl_hunger.item_eat(hunger_change, replace_with_item, poisontime, poiso
 				itemstack:take_item()
 			end
 			local name = user:get_player_name()
-			local hp = user:get_hp()
+			--local hp = user:get_hp()
 
 			local pos = user:get_pos()
 			-- player height

mods/PLAYER/mcl_hunger/init.lua

@@ -65,9 +65,7 @@ end
 -- Count number of poisonings a player has at once
 mcl_hunger.poison_hunger = {} -- food poisoning, increasing hunger
 
--- HUD item ids
-local hunger_hud = {}
-
+-- HUD
 local function init_hud(player)
 	hb.init_hudbar(player, "hunger", mcl_hunger.get_hunger(player))
 	if mcl_hunger.debug then

mods/PLAYER/mcl_meshhand/init.lua

@@ -63,7 +63,6 @@ end
 if has_mcl_skins == true then
 	--change the player's hand to their skin
 	mcl_skins.register_on_set_skin(function(player, skin)
-		local name = player:get_player_name()
 		local meta = mcl_skins.meta[skin]
 		if meta.gender == "female" then
 			player:get_inventory():set_stack("hand", 1, "mcl_meshhand:"..skin.."_female")

mods/PLAYER/mcl_player/init.lua

@@ -9,7 +9,7 @@ local animation_blend = 0
 local function get_mouse_button(player)
 	local controls = player:get_player_control()
 	local get_wielded_item_name = player:get_wielded_item():get_name()
-	if controls.RMB and not string.find(player:get_wielded_item():get_name(), "mcl_bows:bow") or controls.LMB then
+	if controls.RMB and not string.find(get_wielded_item_name, "mcl_bows:bow") or controls.LMB then
 		return true
 	else
 		return false
@@ -179,7 +179,10 @@ minetest.register_globalstep(function(dtime)
 			-- Apply animations based on what the player is doing
 			if player:get_hp() == 0 then
 				player_set_animation(player, "die")
-			elseif walking and velocity.x > 0.35 or walking and velocity.x < -0.35 or walking and velocity.z > 0.35 or walking and velocity.z < -0.35 then
+			elseif walking and velocity.x > 0.35
+			or walking and velocity.x < -0.35
+			or walking and velocity.z > 0.35
+			or walking and velocity.z < -0.35 then
 				if player_sneak[name] ~= controls.sneak then
 					player_anim[name] = nil
 					player_sneak[name] = controls.sneak

mods/PLAYER/mcl_playerplus/init.lua

@@ -29,7 +29,7 @@ local look_pitch = 0
 local player_collision = function(player)
 
 	local pos = player:get_pos()
-	local vel = player:get_velocity()
+	--local vel = player:get_velocity()
 	local x = 0
 	local z = 0
 	local width = .75
@@ -58,18 +58,8 @@ local function degrees(rad)
 	return rad * 180.0 / math.pi
 end
 
-local pi = math.pi
-local atann = math.atan
-local atan = function(x)
-	if not x or x ~= x then
-		return 0
-	else
-		return atann(x)
-	end
-end
-
 local dir_to_pitch = function(dir)
-	local dir2 = vector.normalize(dir)
+	--local dir2 = vector.normalize(dir)
 	local xz = math.abs(dir.x) + math.abs(dir.z)
 	return -math.atan2(-dir.y, xz)
 end
@@ -121,7 +111,7 @@ function limit_vel_yaw(player_vel_yaw, yaw)
 	return player_vel_yaw
 end
 
-local pitch, name, node_stand, node_stand_below, node_head, node_feet, pos
+local node_stand, node_stand_below, node_head, node_feet
 
 
 minetest.register_on_punchplayer(function(player, hitter, damage)
@@ -178,7 +168,7 @@ minetest.register_globalstep(function(dtime)
 
 		local control = player:get_player_control()
 		local name = player:get_player_name()
-		local meta = player:get_meta()
+		--local meta = player:get_meta()
 		local parent = player:get_attach()
 		local wielded = player:get_wielded_item()
 		local player_velocity = player:get_velocity() or player:get_player_velocity()
@@ -217,7 +207,7 @@ minetest.register_globalstep(function(dtime)
 					elytra[player] = true
 				elseif key=="RMB" then
 					if wielded:get_name() == "mcl_tools:rocket" then
-						local item = wielded:take_item()
+						wielded:take_item()
 						player:set_wielded_item(wielded)
 					end
 				end
@@ -314,7 +304,7 @@ minetest.register_globalstep(function(dtime)
 
 		if control.jump and mcl_playerplus_internal[name].jump_cooldown <= 0 then
 
-			pos = player:get_pos()
+			--pos = player:get_pos()
 
 			node_stand = mcl_playerinfo[name].node_stand
 			node_stand_below = mcl_playerinfo[name].node_stand_below

mods/PLAYER/mcl_skins/init.lua

@@ -198,7 +198,6 @@ minetest.register_chatcommand("setskin", {
 			end
 		end
 
-		local skin
 		local ok = mcl_skins.set_player_skin(player, skin_id)
 		if not ok then
 			return false, S("Invalid skin number! Valid numbers: 0 to @1", mcl_skins.skin_count)

mods/PLAYER/mcl_sprint/init.lua

@@ -53,7 +53,10 @@ local function setSprinting(playerName, sprinting) --Sets the state of a player
 	local controls = player:get_player_control()
 	if players[playerName] then
 		players[playerName].sprinting = sprinting
-		if sprinting == true or controls.RMB and string.find(player:get_wielded_item():get_name(), "mcl_bows:bow") and player:get_wielded_item():get_name() ~= "mcl_bows:bow" then
+		if sprinting == true
+		or controls.RMB
+		and string.find(player:get_wielded_item():get_name(), "mcl_bows:bow")
+		and player:get_wielded_item():get_name() ~= "mcl_bows:bow" then
 			if sprinting == true then
 				players[playerName].fov = math.min(players[playerName].fov + 0.05, 1.2)
 				players[playerName].fade_time = .15
@@ -65,7 +68,10 @@ local function setSprinting(playerName, sprinting) --Sets the state of a player
 			if sprinting == true then
 				playerphysics.add_physics_factor(player, "speed", "mcl_sprint:sprint", mcl_sprint.SPEED)
 			end
-		elseif sprinting == false and player:get_wielded_item():get_name() ~= "mcl_bows:bow_0" and player:get_wielded_item():get_name() ~= "mcl_bows:bow_1" and player:get_wielded_item():get_name() ~= "mcl_bows:bow_2" then
+		elseif sprinting == false
+		and player:get_wielded_item():get_name() ~= "mcl_bows:bow_0"
+		and player:get_wielded_item():get_name() ~= "mcl_bows:bow_1"
+		and player:get_wielded_item():get_name() ~= "mcl_bows:bow_2" then
 			players[playerName].fov = math.max(players[playerName].fov - 0.05, 1.0)
 			player:set_fov(players[playerName].fov, true, 0.15)
 			if sprinting == false then
@@ -186,7 +192,8 @@ minetest.register_globalstep(function(dtime)
 			if players[playerName]["shouldSprint"] == true then --Stopped
 				local sprinting
 				-- Prevent sprinting if hungry or sleeping
-				if (mcl_hunger.active and mcl_hunger.get_hunger(player) <= 6) or (player:get_meta():get_string("mcl_beds:sleeping") == "true") then
+				if (mcl_hunger.active and mcl_hunger.get_hunger(player) <= 6)
+				or (player:get_meta():get_string("mcl_beds:sleeping") == "true") then
 					sprinting = false
 					cancelClientSprinting(playerName)
 				else

mods/PLAYER/wieldview/init.lua

@@ -1,4 +1,3 @@
-local time = 0
 local update_time = tonumber(minetest.settings:get("wieldview_update_time"))
 if not update_time then
 	update_time = 2
@@ -69,14 +68,14 @@ end
 minetest.register_on_joinplayer(function(player)
 	local name = player:get_player_name()
 	wieldview.wielded_item[name] = ""
-	minetest.after(0, function(player)
+	minetest.after(0, function(target)
 		-- if the player left :is_player() will return nil
-		if not player:is_player() then
+		if not target:is_player() then
 			return
 		end
-		wieldview:update_wielded_item(player)
-		local itementity = minetest.add_entity(player:get_pos(), "wieldview:wieldnode")
-		itementity:set_attach(player, "Hand_Right", vector.new(0, 1, 0), vector.new(90, 0, 45))
+		wieldview:update_wielded_item(target)
+		local itementity = minetest.add_entity(target:get_pos(), "wieldview:wieldnode")
+		itementity:set_attach(target, "Hand_Right", vector.new(0, 1, 0), vector.new(90, 0, 45))
 		itementity:get_luaentity().wielder = name
 	end, player)
 end)