do not emit pause event when already paused

isaacs · Jul 22, 2012 · 1e5a27e · 1e5a27e
1 parent 366f6cb
commit 1e5a27e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git 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')
   }