From 5f9910566de7165f4bb0ee62bc3ace53c708a94e Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Tue, 25 Mar 2008 23:34:21 +0000
Subject: * Entering Version 0.2 * Completed CBI * Minor bugfixes and
 enhancements

---
 src/ffluci/util.lua | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

(limited to 'src/ffluci/util.lua')

diff --git a/src/ffluci/util.lua b/src/ffluci/util.lua
index caa8e41de3..082310fbfa 100644
--- a/src/ffluci/util.lua
+++ b/src/ffluci/util.lua
@@ -56,6 +56,23 @@ function class(base)
 end
 
 
+-- Clones an object (deep on-demand)
+function clone(object, deep)
+	local copy = {}
+	
+	for k, v in pairs(object) do
+		if deep and type(v) == "table" then
+			v = clone(v, deep)
+		end
+		copy[k] = v
+	end
+	
+	setmetatable(copy, getmetatable(object))
+	
+	return copy
+end
+
+
 -- Checks whether a table has an object "value" in it
 function contains(table, value)
 	for k,v in pairs(table) do
@@ -146,6 +163,28 @@ function sessionid()
 	return ENV.SESSIONID
 end
 
+
+-- Splits a string into an array (Taken from lua-users.org)
+function split(str, pat)
+   local t = {}
+   local fpat = "(.-)" .. pat
+   local last_end = 1
+   local s, e, cap = str:find(fpat, 1)
+   while s do
+      if s ~= 1 or cap ~= "" then
+	 table.insert(t,cap)
+      end
+      last_end = e+1
+      s, e, cap = str:find(fpat, last_end)
+   end
+   if last_end <= #str then
+      cap = str:sub(last_end)
+      table.insert(t, cap)
+   end
+   return t
+end
+
+
 -- Updates the scope of f with "extscope"
 function updfenv(f, extscope)
 	local scope = getfenv(f)
-- 
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