From d93512146c35ae3f1c0edc856034b08edac9273d Mon Sep 17 00:00:00 2001
From: David Frank <bitinn@gmail.com>
Date: Mon, 5 Nov 2018 15:02:39 +0800
Subject: [PATCH] fix import rule for stream PassThrough

---
 CHANGELOG.md | 4 ++++
 src/index.js | 5 ++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f321e0ee9..7618670dc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,10 @@ Changelog
 
 # 2.x release
 
+## master
+
+- Fix: `import` on index.js, where `PassThrough` doesn't have a named export when using with node <10 and `--exerimental-modules` flag.
+
 ## v2.2.0
 
 - Enhance: Support all `ArrayBuffer` view types
diff --git a/src/index.js b/src/index.js
index fa485e42a..53289a1fb 100644
--- a/src/index.js
+++ b/src/index.js
@@ -11,7 +11,7 @@ import { resolve as resolve_url } from 'url';
 import http from 'http';
 import https from 'https';
 import zlib from 'zlib';
-import { PassThrough } from 'stream';
+import Stream from 'stream';
 
 import Body, { writeToStream, getTotalBytes } from './body';
 import Response from './response';
@@ -19,6 +19,9 @@ import Headers, { createHeadersLenient } from './headers';
 import Request, { getNodeRequestOptions } from './request';
 import FetchError from './fetch-error';
 
+// fix an issue where PassThrough isn't a named export for node <10
+const PassThrough = Stream.PassThrough;
+
 /**
  * Fetch function
  *