local-ize a bunch of variables and tables

stick.lua

@@ -3,9 +3,9 @@
 --
 -- License: WTFPL
 
-colored_block_modname = "coloredwood"
-colored_block_description = "Stick"
-neutral_block = "default:stick"
+local colored_block_modname = "coloredwood"
+local colored_block_description = "Stick"
+local neutral_block = "default:stick"
 
 -- ------------------------------------------------------------------
 -- Generate all of the base color node definitions and all variations
@@ -16,19 +16,19 @@ neutral_block = "default:stick"
 -- Texture brightness levels for the colors are 100%, 66% ("medium"),
 -- and 33% ("dark").
 
-shades = {
+local shades = {
 	"dark_",
 	"medium_",
 	""		-- represents "no special shade name", e.g. bright.
 }
 
-shades2 = {
+local shades2 = {
 	"Dark ",
 	"Medium ",
 	""		-- represents "no special shade name", e.g. bright.
 }
 
-hues = {
+local hues = {
 	"red",
 	"orange",
 	"yellow",
@@ -43,7 +43,7 @@ hues = {
 	"redviolet"
 }
 
-hues2 = {
+local hues2 = {
 	"Red ",
 	"Orange ",
 	"Yellow ",
@@ -58,7 +58,7 @@ hues2 = {
 	"Red-violet "
 }
 
-greys = {
+local greys = {
 	"black",
 	"darkgrey",
 	"grey",
@@ -66,7 +66,7 @@ greys = {
 	"white"
 }
 
-greys2 = {
+local greys2 = {
 	"Black ",
 	"Dark Grey ",
 	"Medium Grey ",
@@ -74,7 +74,7 @@ greys2 = {
 	"White "
 }
 
-greys3 = {
+local greys3 = {
 	"black",
 	"darkgrey_paint",
 	"mediumgrey_paint",
@@ -84,22 +84,22 @@ greys3 = {
 
 for shade = 1, 3 do
 
-	shadename = shades[shade]
-	shadename2 = shades2[shade]
+	local shadename = shades[shade]
+	local shadename2 = shades2[shade]
 
 	for hue = 1, 12 do
 
-		huename = hues[hue]
-		huename2 = hues2[hue]
+		local huename = hues[hue]
+		local huename2 = hues2[hue]
 
-		colorname    = colored_block_modname..":stick_"..shadename..huename
-		pngname      = colored_block_modname.."_stick_"..shadename..huename..".png"
-		itemdesc     = shadename2..huename2..colored_block_description
-		woodname     = colored_block_modname..":wood_"..shadename..huename
-		s50colorname = colored_block_modname..":stick_"..shadename..huename.."_s50"
-		s50pngname   = colored_block_modname.."_stick_"..shadename..huename.."_s50.png"
-		s50itemdesc  = shadename2..huename2..colored_block_description.." (50% Saturation)"
-		s50woodkname = colored_block_modname..":wood_"..shadename..huename.."_s50"
+		local colorname    = colored_block_modname..":stick_"..shadename..huename
+		local pngname      = colored_block_modname.."_stick_"..shadename..huename..".png"
+		local itemdesc     = shadename2..huename2..colored_block_description
+		local woodname     = colored_block_modname..":wood_"..shadename..huename
+		local s50colorname = colored_block_modname..":stick_"..shadename..huename.."_s50"
+		local s50pngname   = colored_block_modname.."_stick_"..shadename..huename.."_s50.png"
+		local s50itemdesc  = shadename2..huename2..colored_block_description.." (50% Saturation)"
+		local s50woodkname = colored_block_modname..":wood_"..shadename..huename.."_s50"
 
 		minetest.register_craft({
 		        type = "fuel",
@@ -147,12 +147,12 @@ end
 -- Generate the "light" shades separately, since they don"t have a low-sat version.
 
 for hue = 1, 12 do
-	huename = hues[hue]
-	huename2 = hues2[hue]
-	colorname    = colored_block_modname..":stick_light_"..huename
-	pngname      = colored_block_modname.."_stick_light_"..huename..".png"
-	itemdesc     = "Light "..huename2..colored_block_description
-	woodname     = colored_block_modname..":wood_light_"..huename
+	local huename = hues[hue]
+	local huename2 = hues2[hue]
+	local colorname    = colored_block_modname..":stick_light_"..huename
+	local pngname      = colored_block_modname.."_stick_light_"..huename..".png"
+	local itemdesc     = "Light "..huename2..colored_block_description
+	local woodname     = colored_block_modname..":wood_light_"..huename
 
 	minetest.register_craftitem(colorname, {
 	        description = itemdesc,
@@ -185,14 +185,14 @@ end
 
 for grey = 1,5 do
 
-	greyname = greys[grey]
-	greyname2 = greys2[grey]
-	greyname3 = greys3[grey]
+	local greyname = greys[grey]
+	local greyname2 = greys2[grey]
+	local greyname3 = greys3[grey]
 
-	greyshadename = colored_block_modname..":stick_"..greyname
-	pngname       = colored_block_modname.."_stick_"..greyname..".png"
-	itemdesc      = greyname2..colored_block_description
-	greywoodname  = colored_block_modname..":wood_"..greyname
+	local greyshadename = colored_block_modname..":stick_"..greyname
+	local pngname       = colored_block_modname.."_stick_"..greyname..".png"
+	local itemdesc      = greyname2..colored_block_description
+	local greywoodname  = colored_block_modname..":wood_"..greyname
 
 	minetest.register_craftitem(greyshadename, {
 	        description = itemdesc,