From 5ed9c2a6d45121bdeacdf1c8f4dead50374f0899 Mon Sep 17 00:00:00 2001
From: Philipp Gesang <phg42.2a@gmail.com>
Date: Fri, 14 Feb 2014 18:28:31 +0100
Subject: sync with Context as of 2014-02-14

---
 lualibs-util-tab.lua | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'lualibs-util-tab.lua')

diff --git a/lualibs-util-tab.lua b/lualibs-util-tab.lua
index ae44269..d235520 100644
--- a/lualibs-util-tab.lua
+++ b/lualibs-util-tab.lua
@@ -316,7 +316,7 @@ function table.fastserialize(t,prefix)
     -- not sorted
     -- only number and string indices (currently)
 
-    local r = { prefix or "return" }
+    local r = { type(prefix) == "string" and prefix or "return" }
     local m = 1
 
     local function fastserialize(t,outer) -- no mixes
@@ -376,7 +376,6 @@ function table.fastserialize(t,prefix)
         end
         return r
     end
-
     return concat(fastserialize(t,true))
 end
 
-- 
cgit v1.2.3