From bd5b9d8712a8d3953174273095756bd63bdfef2e Mon Sep 17 00:00:00 2001
From: Jakub Knejzlik <jakub.knejzlik@gmail.com>
Date: Tue, 19 May 2015 17:45:54 +0200
Subject: [PATCH] zero length pipes to passThrough instead of ending the stream

---
 pullstream.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pullstream.js b/pullstream.js
index 2c46e7f..29529da 100644
--- a/pullstream.js
+++ b/pullstream.js
@@ -61,7 +61,7 @@ PullStream.prototype.pullUpTo = over([
 
 PullStream.prototype.pipe = over([
   [over.numberOptionalWithDefault(null), over.object, function (len, destStream) {
-    if (!len) {
+    if (len == null) {
       return PassThrough.prototype.pipe.call(this, destStream);
     }