# HG changeset patch
# User Matthew Wild <mwild1@gmail.com>
# Date 1337438149 -3600
# Node ID 36df30395c44dc501c6974f1728bc81e2b1e00f3
# Parent  c874dc4ccbd7e3dc8b8fc43a5194566ebea85800
util.multitable: No longer use table.remove to drop elements from the stack, when key is nil immediately (on empty tables) the previous stack entry's key gets removed instead

diff -r c874dc4ccbd7 -r 36df30395c44 util/multitable.lua
--- a/util/multitable.lua	Sat May 19 04:12:41 2012 +0100
+++ b/util/multitable.lua	Sat May 19 15:35:49 2012 +0100
@@ -7,7 +7,7 @@
 --
 
 local select = select;
-local t_insert, t_remove = table.insert, table.remove;
+local t_insert = table.insert;
 local unpack, pairs, next, type = unpack, pairs, next, type;
 
 module "multitable"
@@ -135,8 +135,7 @@
 		local depth = #stack;
 		local key = next(stack[depth], keys[depth]);
 		if key == nil then -- Go up the stack
-			t_remove(stack);
-			t_remove(keys);
+			stack[depth], keys[depth] = nil, nil;
 			if depth > 1 then
 				return it(self);
 			end