From 156e2b5d97ac7a702e655dc3a1e260c72eecaa9c Mon Sep 17 00:00:00 2001
From: Determinant <ted.sybil@gmail.com>
Date: Thu, 6 Aug 2015 08:56:18 +0800
Subject: fix typoes in nerv.error

---
 nerv/init.lua | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/nerv/init.lua b/nerv/init.lua
index 183ae6d..9c1a5c8 100644
--- a/nerv/init.lua
+++ b/nerv/init.lua
@@ -1,15 +1,19 @@
 require 'libnerv'
 
-function nerv.error(fmt, ...)
-    error("[nerv] internal error: " .. fmt .. "\n", ...)
-end
-
 function nerv.error_method_not_implemented()
     nerv.error("method not implemented");
 end
 
+function nerv.sprintf(fmt, ...)
+    return string.format(fmt, ...)
+end
+
 function nerv.printf(fmt, ...)
-    io.write(string.format(fmt, ...))
+    io.write(nerv.sprintf(fmt, ...))
+end
+
+function nerv.error(fmt, ...)
+    error(nerv.sprintf("[nerv] internal error: " .. fmt .. "\n", ...))
 end
 
 function nerv.mesg_with_timestamp(fmt, ...)
-- 
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