From 11e43ffe134f6483905b18662a544dec384b231c Mon Sep 17 00:00:00 2001
From: Cedric Haase <cedrichaase@mailbox.org>
Date: Wed, 06 Jan 2021 18:12:51 +0100
Subject: [PATCH] nuclear_reactor: Add error messages on start failure (#574)

---
 technic/machines/other/frames.lua |   24 +++++++++++-------------
 1 files changed, 11 insertions(+), 13 deletions(-)

diff --git a/technic/machines/other/frames.lua b/technic/machines/other/frames.lua
index b74d806..e65902c 100644
--- a/technic/machines/other/frames.lua
+++ b/technic/machines/other/frames.lua
@@ -1,7 +1,5 @@
 local S = technic.getter
 
-frames = {}
-
 local infinite_stacks = minetest.settings:get_bool("creative_mode")
 	and minetest.get_modpath("unified_inventory") == nil
 
@@ -100,7 +98,7 @@
 local function add_table(table, toadd)
 	local i = 1
 	while true do
-		o = table[i]
+		local o = table[i]
 		if o == toadd then return end
 		if o == nil then break end
 		i = i + 1
@@ -261,8 +259,8 @@
 		sunlight_propagates = true,
 
 		frame_connect_all = function(nodename)
-			l2 = {}
-			l1 = {
+			local l2 = {}
+			local l1 = {
 				{ x = -1, y = 0, z = 0 }, { x = 1, y = 0, z = 0 },
 				{ x = 0, y = -1, z = 0 }, { x = 0, y = 1, z = 0 },
 				{ x = 0, y = 0, z = -1 }, { x = 0, y = 0, z = 1 }
@@ -311,7 +309,7 @@
 			local node = minetest.get_node(pos)
 			if node.name ~= "air" then
 				if is_supported_node(node.name) then
-					obj = minetest.add_entity(pos, "technic:frame_entity")
+					local obj = minetest.add_entity(pos, "technic:frame_entity")
 					obj:get_luaentity():set_node({ name = itemstack:get_name() })
 				end
 			else
@@ -349,8 +347,8 @@
 				end
 
 				-- Run script hook
-				local _, callback
-				for _, callback in ipairs(minetest.registered_on_placenodes) do
+				local callback = nil
+				for _, _ in ipairs(minetest.registered_on_placenodes) do
 					-- Copy pos and node because callback can modify them
 					local pos_copy = { x = pos.x, y = pos.y, z = pos.z }
 					local newnode_copy = { name = def.name, param1 = 0, param2 = 0 }
@@ -364,7 +362,7 @@
 					itemstack:take_item()
 				end
 
-				obj = minetest.add_entity(pos, "technic:frame_entity")
+				local obj = minetest.add_entity(pos, "technic:frame_entity")
 				obj:get_luaentity():set_node({ name = node.name })
 
 				return itemstack
@@ -414,7 +412,7 @@
 			item_texture = minetest.registered_items[itemname].inventory_image
 			item_type = minetest.registered_items[itemname].type
 		end
-		prop = {
+		local prop = {
 			is_visible = true,
 			textures = { node.name },
 		}
@@ -589,7 +587,7 @@
 end
 
 local function get_connected_nodes(pos)
-	c = { pos }
+	local c = { pos }
 	local nodename = minetest.get_node(pos).name
 	if frames_pos[pos_to_string(pos)] then
 		nodename = frames_pos[pos_to_string(pos)]
@@ -695,7 +693,7 @@
 	local saved_node = meta:get_string("saved_node")
 	meta:set_string("saved_node", "")
 	technic.swap_node(pos, new)
-	local meta = minetest.get_meta(pos)
+	meta = minetest.get_meta(pos)
 	meta:set_string("saved_node", saved_node)
 end
 
@@ -857,7 +855,7 @@
 	on_destruct = template_on_destruct,
 	after_dig_node = template_drops,
 	on_punch = function(pos, node, puncher)
-	local meta = minetest.get_meta(pos)
+	local _ = minetest.get_meta(pos)
 		swap_template(pos, "technic:template_connector")
 	end
 })

--
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