From 1e5a27e2c49a82e769f4364126f7315894e81021 Mon Sep 17 00:00:00 2001
From: Dominic Tarr <dominic.tarr@gmail.com>
Date: Mon, 23 Jul 2012 08:56:23 +1200
Subject: [PATCH] do not emit pause event when already paused

---
 index.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/index.js b/index.js
index be54123..d8450d6 100644
--- a/index.js
+++ b/index.js
@@ -52,6 +52,7 @@ function through (write, end) {
     stream.emit('close')
   }
   stream.pause = function () {
+    if(stream.paused) return
     stream.paused = true
     stream.emit('pause')
   }