From 92a4dffb11c78830cd4b26993f67c9ea3c7c9964 Mon Sep 17 00:00:00 2001
From: perfectworks <perfectworks@gmail.com>
Date: Mon, 20 Feb 2012 22:15:22 +0800
Subject: [PATCH] FIX: LineReader.hasNextLine go to a endless loop when
 LineReader.buffer is empty

---
 lib/wrench.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/wrench.js b/lib/wrench.js
index 7334757..592aa6f 100644
--- a/lib/wrench.js
+++ b/lib/wrench.js
@@ -175,7 +175,7 @@ exports.copyDirSyncRecursive = function(sourceDir, newDirLocation, opts) {
     var checkDir = fs.statSync(sourceDir);
     try {
         fs.mkdirSync(newDirLocation, checkDir.mode);
-    } catch (e) { 
+    } catch (e) {
         //if the directory already exists, that's okay
         if (e.code !== 'EEXIST') throw e;
     }
@@ -378,6 +378,7 @@ exports.LineReader.prototype = {
         while(this.buffer.indexOf('\n') === -1) {
             this.getBufferAndSetCurrentPosition(this.currentPosition);
             if(this.currentPosition === -1) return false;
+            if(this.buffer.length === 0) return false;
         }
 
         if(this.buffer.indexOf("\n") > -1) return true;
-- 
2.39.5