From 575bc0c119f9aa61c5e24411ad46701c52e17a63 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gabriel=20P=C3=A9rez-Cerezo?= <gabriel@gpcf.eu>
Date: Fri, 1 May 2020 23:01:15 +0200
Subject: Improve luacheck, remove some unused variables

---
 .luacheckrc | 2 ++
 helpers.lua | 2 +-
 init.lua    | 3 +--
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/.luacheckrc b/.luacheckrc
index db7f279..67f13ed 100644
--- a/.luacheckrc
+++ b/.luacheckrc
@@ -15,10 +15,12 @@ read_globals = {
 
 	-- Minetest
 	"minetest",
+	"core",
 	"vector",
 	"VoxelManip",
 
 	-- deps
 	"default", "screwdriver",
 	"farming", "armor",
+	"mcl_core", "mcl_sounds",
 }
diff --git a/helpers.lua b/helpers.lua
index ccd8ebb..2df4253 100644
--- a/helpers.lua
+++ b/helpers.lua
@@ -13,7 +13,7 @@ elevator.teleport_player_from_elevator = function(player)
     if node.name == "elevator:elevator_on" then
         local front = vector.subtract(pos, minetest.facedir_to_dir(node.param2))
         local front_above = vector.add(front, {x=0, y=1, z=0})
-        local front_below = vector.subtract(front, {x=0, y=1, z=0})
+        -- local front_below = vector.subtract(front, {x=0, y=1, z=0})
         -- If the front isn't solid, it's ok to teleport the player.
         if not solid(front) and not solid(front_above) then
             player:setpos(front)
diff --git a/init.lua b/init.lua
index eee4d8a..68f79d4 100644
--- a/init.lua
+++ b/init.lua
@@ -53,7 +53,7 @@ elevator.create_box = function(motorhash, pos, target, sender)
     obj:get_luaentity().vmult = (target.y < pos.y) and -1 or 1
     -- FIX for "overshooting"
     local delta_y = math.abs(pos.y-target.y)
-	 
+
     local speed = elevator.SPEED
     if (delta_y<elevator.SLOW_DIST) then
        speed = elevator.SLOW_SPEED
@@ -147,7 +147,6 @@ elevator.build_motor = function(hash)
 end
 
 elevator.unbuild = function(pos, add)
-    local need_saving = false
     local p = table.copy(pos)
     p.y = p.y - 1
     -- Loop down through the network, set any elevators below this to the off position.
-- 
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