From 5205e7260f6082fe567f505be4aa15249c2c74a5 Mon Sep 17 00:00:00 2001
From: Vsevolod Strukchinsky <floatdrop@users.noreply.github.com>
Date: Wed, 28 Oct 2015 21:25:57 +0500
Subject: [PATCH] check for pipe method only

See discussion here - https://github.com/form-data/form-data/pull/150#issuecomment-151884281
---
 index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 6db2a04..c892f94 100644
--- a/index.js
+++ b/index.js
@@ -84,7 +84,7 @@ function asCallback(opts, cb) {
 	var ee = requestAsEventEmitter(opts);
 
 	ee.on('request', function (req) {
-		if (isStream.readable(opts.body)) {
+		if (isStream(opts.body)) {
 			opts.body.pipe(req);
 			opts.body = undefined;
 			return;