From 2532a37945fa6b648e18c392d426fe37b389244f Mon Sep 17 00:00:00 2001
From: Jack Palevich <jack.palevich@gmail.com>
Date: Thu, 22 Apr 2010 20:32:37 +0800
Subject: [PATCH] Handle zero-length strings in bencode data.

Improve error reporting slightly.
---
 parse.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/parse.go b/parse.go
index 7eabbf7..3dcdacc 100644
--- a/parse.go
+++ b/parse.go
@@ -10,6 +10,7 @@ package bencode
 import (
 	"bufio"
 	"bytes"
+	"fmt"
 	"io"
 	"os"
 	"strconv"
@@ -110,7 +111,7 @@ Switch:
 		goto exit
 	}
 	switch {
-	case c >= '1' && c <= '9':
+	case c >= '0' && c <= '9':
 		// String
 		err = r.UnreadByte()
 		if err != nil {
@@ -193,7 +194,7 @@ Switch:
 			n++
 		}
 	default:
-		err = os.NewError("Unexpected character")
+		err = os.NewError(fmt.Sprintf("Unexpected character: '%v'", c))
 	}
 exit:
 	build.Flush()