fix most luacheck warnings

3dmushrooms/init.lua

@@ -1,7 +1,5 @@
 -- 3D Mushroom mod by VanessaE
 
-mushroom = {}
-
 minetest.override_item("flowers:mushroom_fertile_brown", {
 	drawtype = "mesh",
 	mesh = "3dmushrooms.obj",

bushes_classic/nodes.lua

@@ -161,17 +161,10 @@ for i, bush_name in ipairs(bushes_classic.bushes) do
 		groups = { dig_immediate = 3 },
 	})
 
-	local texture_top, texture_bottom
-
 	local groups = {snappy = 3, bush = 1, flammable = 2, attached_node=1}
 	if bush_name == "mixed_berry" then
-		bush_name = "fruitless";
-		texture_top = "bushes_fruitless_bush_top.png"
-		texture_bottom = "bushes_fruitless_bush_bottom.png"
+		bush_name = "fruitless"
 		groups.not_in_creative_inventory = 1
-	else
-		texture_top = "bushes_bush_top.png"
-		texture_bottom = "bushes_bush_bottom.png"
 	end
 
 	minetest.register_node(":bushes:" .. bush_name .. "_bush", {

cavestuff/init.lua

@@ -4,11 +4,6 @@ local version	= "0.0.3"
 local mname		= "cavestuff"
 -----------------------------------------------------------------------------------------------
 
--- support for i18n
-local S = minetest.get_translator("cavestuff")
-
-cavestuff = {}
-
 dofile(minetest.get_modpath("cavestuff").."/nodes.lua")
 dofile(minetest.get_modpath("cavestuff").."/mapgen.lua")
 

cavestuff/nodes.lua

@@ -32,7 +32,6 @@ minetest.register_node("cavestuff:pebble_2",{
 	mesh = "cavestuff_pebble.obj",
 	 tiles = {"undergrowth_pebble.png"},
 	drop = "cavestuff:pebble_1",
-	 tiles = {"undergrowth_pebble.png"},
 	 paramtype = "light",
 	paramtype2 = "facedir",
 	 groups = {cracky=3, stone=1, attached_node=1, not_in_creative_inventory=1},
@@ -100,7 +99,7 @@ minetest.register_node("cavestuff:stalactite_1",{
 		if not placer then return end
 		local playername = placer:get_player_name()
 		if minetest.is_protected(place, playername)
-		or minetest.is_protected(above, playername) then 
+		or minetest.is_protected(above, playername) then
 			minetest.record_protection_violation(place, playername)
 			return
 		end

ferns/gianttreefern.lua

@@ -65,7 +65,7 @@ abstract_ferns.grow_giant_tree_fern = function(pos)
 	local brk = false
 	for i = 1, size-3 do
 		pos_aux.y = pos.y + i
-		local name = minetest.get_node(pos_aux).name
+		name = minetest.get_node(pos_aux).name
 		if not (name == "air" or (i == 1 and name == "ferns:sapling_giant_tree_fern")) then
 			brk = true
 			break

ferns/init.lua

@@ -8,8 +8,6 @@ local mname		= "ferns" -- former "archaeplantae"
 
 abstract_ferns = {}
 
--- support for i18n
-local S = minetest.get_translator("ferns")
 
 dofile(minetest.get_modpath("ferns").."/settings.lua")
 

nature_classic/global_function.lua

@@ -2,7 +2,6 @@
 
 local function process_blossom_queue_item()
 	local pos  = nature.blossomqueue[1][1]
-	local node = nature.blossomqueue[1][2]
 	local replace = nature.blossomqueue[1][3]
 	if (nature.blossomqueue[1][3] == nature.blossom_node and not nature:is_near_water(pos)) then
 		table.remove(nature.blossomqueue, 1) -- don't grow if it's not near water, pop from queue.
@@ -32,7 +31,7 @@ end)
 function nature.enqueue_node(pos, node, replace)
 	local idx = #nature.blossomqueue
 	if idx < nature.blossomqueue_max then
-		local enqueue_prob = 0
+		local enqueue_prob
 		if idx < nature.blossomqueue_max * 0.8 then
 			enqueue_prob = 1
 		else

nature_classic/init.lua

@@ -25,7 +25,7 @@ if minetest.get_modpath("moretrees") then
 	nature.blossom_node = "moretrees:apple_blossoms"
 	nature.blossom_leaves = "moretrees:apple_tree_leaves"
 	nature.blossom_textures = { "moretrees_apple_tree_leaves.png^nature_blossom.png" }
-    nature.blossom_groups = { snappy = 3, leafdecay = 1, leaves = 1, flammable = 2, moretrees_leaves = 1 },
+    nature.blossom_groups = { snappy = 3, leafdecay = 1, leaves = 1, flammable = 2, moretrees_leaves = 1 }
 	minetest.register_alias("nature:blossom", "default:leaves")
 end
 
@@ -39,10 +39,6 @@ nature.apple_spread = 2
 nature.meta_blossom_time = "blossom_time"
 nature.blossom_duration = nature.blossom_delay
 
-function dumppos(pos)
-	return "("..pos.x..","..pos.y..","..pos.z..")"
-end
-
 dofile(minetest.get_modpath(current_mod_name) .. "/config.lua")
 dofile(minetest.get_modpath(current_mod_name) .. "/global_function.lua")
 dofile(minetest.get_modpath(current_mod_name) .. "/blossom.lua")

pl_waterlilies/init.lua

@@ -85,7 +85,6 @@ for i in ipairs(lilies_list) do
 			local nodename = "default:cobble" -- if this block appears, something went....wrong :-)
 
 				if not keys["sneak"] then
-					local node = minetest.get_node(pt.under)
 					local waterlily = math.random(1,8)
 					if waterlily == 1 then
 						nodename = "flowers:waterlily"

poisonivy/init.lua

@@ -20,7 +20,8 @@ local walls_list = {
 	"default:jungletree",
 	"default:stone_with_coal",
 	"default:stone_with_iron"
-},
+}
+
 minetest.register_node('poisonivy:seedling', {
 	description = S("Poison ivy (seedling)"),
 	drawtype = 'plantlike',

trunks/generating.lua

@@ -475,8 +475,6 @@ end
 if Roots == true then -- see settings.txt
 
 abstract_trunks.grow_roots = function(pos)
-	local twig_size		= math.random(1,27)
-
 	local right_here	= {x=pos.x  , y=pos.y  , z=pos.z  }
 	local below		= {x=pos.x  , y=pos.y-1, z=pos.z  }
 	local north		= {x=pos.x  , y=pos.y  , z=pos.z+1}

trunks/init.lua

@@ -7,9 +7,6 @@ local mname		= "trunks"
 
 abstract_trunks = {}
 
--- support for i18n
-local S = minetest.get_translator("trunks")
-
 dofile(minetest.get_modpath("trunks").."/trunks_settings.txt")
 dofile(minetest.get_modpath("trunks").."/generating.lua")
 dofile(minetest.get_modpath("trunks").."/nodes.lua")

trunks/nodes.lua

@@ -45,7 +45,7 @@ for i in pairs(NoDe) do
 
 			if not placer then return end
 			local playername = placer:get_player_name()
-			if minetest.is_protected(pt.above, playername) then 
+			if minetest.is_protected(pt.above, playername) then
 				minetest.record_protection_violation(pt.above, playername)
 				return
 			end

woodsoils/init.lua

@@ -6,9 +6,6 @@ local mname		= "woodsoils" -- former "forestsoils"
 
 abstract_woodsoils = {}
 
--- support for i18n
-local S = minetest.get_translator("woodsoils")
-
 dofile(minetest.get_modpath("woodsoils").."/nodes.lua")
 dofile(minetest.get_modpath("woodsoils").."/generating.lua")