Fix warnings issued by `luacheck`.

.luacheckrc

@@ -15,6 +15,7 @@ read_globals = {
 	"beds",
 	"technic",
 	"mesecon",
+	"unifieddyes",
 }
 
 globals = {

homedecor/bathroom_furniture.lua

@@ -142,8 +142,8 @@ minetest.register_lbm({
 	action = function(pos, node)
 		local name = node.name
 		local newname = "homedecor:bathroom_tiles_light"
-		local a,b = string.find(node.name, "_")
+		local a = string.find(name, "_")
-		local color = string.sub(node.name, a + 1)
+		local color = string.sub(name, a + 1)
 
 		if color == "tan" then
 			color = "yellow_s50"

homedecor/bedroom.lua

@@ -233,7 +233,9 @@ minetest.register_lbm({
 	action = function(pos, node)
 		local name = node.name
 		local color = string.sub(name, string.find(name, "_") + 1)
-		local color = string.sub(color, 1, string.find(color, "_", -10) - 1) -- -10 puts us near the end of the color field
+
+		-- -10 puts us near the end of the color field
+		color = string.sub(color, 1, string.find(color, "_", -10) - 1)
 
 		if color == "darkgrey" then
 			color = "dark_grey"

homedecor/books.lua

@@ -1,8 +1,6 @@
 
 local S = homedecor_i18n.gettext
 
-local function N_(x) return x end
-
 local BOOK_FORMNAME = "homedecor:book_form"
 
 local player_current_book = { }

homedecor/crafts.lua

@@ -2476,18 +2476,6 @@ minetest.register_craft( {
         },
 })
 
-local bedcolors = {
-	{ "red", "red"},
-	{ "orange", "orange" },
-	{ "yellow", "yellow"},
-	{ "green", "dark_green"},
-	{ "blue", "blue"},
-	{ "violet", "violet"},
-	{ "pink", "pink"},
-	{ "darkgrey", "dark_grey"},
-	{ "brown", "brown" },
-}
-
 minetest.register_craft( {
 	output = "homedecor:bed_regular",
 	recipe = {

homedecor/fences.lua

@@ -16,8 +16,6 @@ end
 
 local S = homedecor_i18n.gettext
 
-local function N_(x) return x end
-
 local materials = {
 	{ S("brass"), "brass" },
 	{ S("wrought iron"), "wrought_iron" },

homedecor/furniture.lua

@@ -32,16 +32,6 @@ for _, t in ipairs(table_colors) do
 	})
 end
 
-local chaircolors = {
-	{ "",           S("plain") },
-	{ "black",      S("black") },
-	{ "red",        S("red") },
-	{ "pink",       S("pink") },
-	{ "violet",     S("violet") },
-	{ "blue",       S("blue") },
-	{ "dark_green", S("dark green") },
-}
-
 local kc_cbox = {
 	type = "fixed",
 	fixed = { -0.3125, -0.5, -0.3125, 0.3125, 0.5, 0.3125 },
@@ -93,7 +83,6 @@ homedecor.register("kitchen_chair_padded", {
 	after_place_node = homedecor.fix_rotation_nsew,
 	after_dig_node = unifieddyes.after_dig_node,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local itemname = itemstack:get_name()
 		pos.y = pos.y+0 -- where do I put my ass ?
 		homedecor.sit(pos, node, clicker)
 		return itemstack
@@ -200,7 +189,7 @@ minetest.register_lbm({
 				color = "dark_grey"
 			end
 
-			paletteidx, _ = unifieddyes.getpaletteidx("unifieddyes:"..color, "wallmounted")
+			paletteidx = unifieddyes.getpaletteidx("unifieddyes:"..color, "wallmounted")
 		end
 
 		local old_fdir = math.floor(node.param2 % 32)

homedecor/handlers/expansion.lua

@@ -230,18 +230,9 @@ function homedecor.bed_expansion(pos, placer, itemstack, pointed_thing, trybunks
 	end
 
 	local toppos = {x=pos.x, y=pos.y+1.0, z=pos.z}
-	local botpos = {x=pos.x, y=pos.y-1.0, z=pos.z}
-
 	local topposfwd = {x=toppos.x+fxd, y=toppos.y, z=toppos.z+fzd}
-	local topnodefwd = minetest.get_node(topposfwd)
-
-	local topnode = minetest.get_node(toppos)
-	local bottomnode = minetest.get_node(botpos)
-
-	print(topnode.name, thisnode.name, bottomnode.name, itemstack:get_name(), dump(trybunks))
 
 	if trybunks and is_buildable_to(placer_name, toppos, topposfwd) then
-		print("want to stack beds, top seems to be clear")
 		local newname = string.gsub(thisnode.name, "_regular", "_extended")
 		minetest.set_node(toppos, { name = thisnode.name, param2 = fdir})
 		minetest.set_node(pos, { name = newname, param2 = fdir})

homedecor/lighting.lua

@@ -1,13 +1,7 @@
 -- This file supplies glowlights
 
-local dirs2 = { 9, 18, 7, 12 }
-
 local S = homedecor_i18n.gettext
 
-local function N_(x) return x end
-
-local colors = { N_("yellow"), N_("white") }
-
 local glowlight_nodebox = {
 	half = homedecor.nodebox.slab_y(1/2),
 	quarter = homedecor.nodebox.slab_y(1/4),
@@ -579,7 +573,7 @@ minetest.register_lbm({
 		end
 
 		local lampname
-		if string.find(name, "standing_lamp") then 
+		if string.find(name, "standing_lamp") then
 			lampname = "homedecor:standing_lamp"
 		elseif string.find(name, "table_lamp") then
 			lampname = "homedecor:table_lamp"
@@ -617,7 +611,6 @@ minetest.register_lbm({
 
 		local paletteidx, _ = unifieddyes.getpaletteidx("unifieddyes:"..color, false)
 
-		local old_node = node.name
 		local old_fdir
 		local new_node = newname
 		local new_fdir = 1
@@ -668,7 +661,6 @@ minetest.register_lbm({
 	nodenames = homedecor.old_static_desk_lamps,
 	action = function(pos, node)
 		local name = node.name
-		local newname
 		local color = string.sub(name, string.find(name, "_", -8) + 1)
 
 		if color == "green" then

homedecor/tables.lua

@@ -4,7 +4,7 @@ local S = homedecor_i18n.gettext
 -- Various kinds of tables
 
 local materials = {
-	{ "glass", 
+	{ "glass",
 		S("Small square glass table"),
 		S("Small round glass table"),
 		S("Large glass table piece"),

homedecor/window_treatments.lua

@@ -1,8 +1,6 @@
 
 local S = homedecor_i18n.gettext
 
-local function N_(x) return x end
-
 homedecor.register("window_quartered", {
 	description = S("Window (quartered)"),
 	tiles = {
@@ -117,7 +115,6 @@ minetest.register_node("homedecor:curtain_closed", {
 	after_dig_node = unifieddyes.after_dig_node,
 	after_place_node = homedecor.fix_rotation,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local itemname = itemstack:get_name()
 		local topnode = minetest.get_node({x=pos.x, y=pos.y+1.0, z=pos.z})
 		if string.find(topnode.name, "homedecor:curtainrod") then
 			-- Open the curtains
@@ -144,7 +141,6 @@ minetest.register_node("homedecor:curtain_open", {
 	after_dig_node = unifieddyes.after_dig_node,
 	after_place_node = homedecor.fix_rotation,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local itemname = itemstack:get_name()
 		local topnode = minetest.get_node({x=pos.x, y=pos.y+1.0, z=pos.z})
 		if string.find(topnode.name, "homedecor:curtainrod") then
 			-- Close the curtains
@@ -216,18 +212,17 @@ homedecor.register("stained_glass", {
 -- Convert old curtain nodes to param2-colorization
 
 local curtaincolors = {
-	{ N_("red"),    "ad2323" },
+	"red",
-	{ N_("green"),  "27a927" },
+	"green",
-	{ N_("blue"),   "2626c6" },
+	"blue",
-	{ N_("white"),  "ffffff" },
+	"white",
-	{ N_("pink"),   "ff8fb7" },
+	"pink",
-	{ N_("violet"), "7f29d7" },
+	"violet",
 }
 
 homedecor.old_static_curtain_nodes = {}
 
-for _, i in ipairs(curtaincolors) do
+for _, color in ipairs(curtaincolors) do
-	local color,hue = unpack(i)
 	table.insert(homedecor.old_static_curtain_nodes, "homedecor:curtain_"..color)
 	table.insert(homedecor.old_static_curtain_nodes, "homedecor:curtain_open_"..color)
 end

lavalamp/init.lua

@@ -34,7 +34,6 @@ minetest.register_node("lavalamp:lavalamp", {
 	sounds = default.node_sound_glass_defaults(),
 	after_dig_node = unifieddyes.after_dig_node,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local itemname = itemstack:get_name()
 		node.name = "lavalamp:lavalamp_off"
 		minetest.swap_node(pos, node)
 		return itemstack
@@ -102,7 +101,6 @@ minetest.register_lbm({
 	nodenames = lavalamp.old_static_nodes,
 	action = function(pos, node)
 		local name = node.name
-		local newname
 		local color
 
 		if string.find(name, "red") then

lrfurn/armchairs.lua

@@ -13,7 +13,7 @@ minetest.register_node("lrfurn:armchair", {
 	drawtype = "mesh",
 	mesh = "lrfurn_armchair.obj",
 	tiles = {
-		"lrfurn_upholstery.png", 
+		"lrfurn_upholstery.png",
 		{ name = "lrfurn_sofa_bottom.png", color = 0xffffffff }
 	},
 	paramtype = "light",
@@ -26,7 +26,6 @@ minetest.register_node("lrfurn:armchair", {
 	after_place_node = lrfurn.fix_rotation,
 	after_dig_node = unifieddyes.after_dig_node,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local itemname = itemstack:get_name()
 		if not clicker:is_player() then
 			return itemstack
 		end

lrfurn/init.lua

@@ -1,6 +1,4 @@
 
-local S = homedecor_i18n.gettext
-
 lrfurn = {}
 screwdriver = screwdriver or {}
 

lrfurn/longsofas.lua

@@ -39,7 +39,6 @@ minetest.register_node("lrfurn:longsofa", {
 	end,
 	after_dig_node = unifieddyes.after_dig_node,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local itemname = itemstack:get_name()
 		if not clicker:is_player() then
 			return itemstack
 		end

lrfurn/sofas.lua

@@ -39,7 +39,6 @@ minetest.register_node("lrfurn:sofa", {
 	end,
 	after_dig_node = unifieddyes.after_dig_node,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local itemname = itemstack:get_name()
 		if not clicker:is_player() then
 			return itemstack
 		end