From be5526ed6c8a11dae4610d6aaef50c32e646e7d6 Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Fri, 1 Jun 2018 11:44:59 -0400
Subject: [PATCH] fix: bail when registry ping fails

close #1427
---
 packages/@vue/cli/lib/util/shouldUseTaobao.js | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/packages/@vue/cli/lib/util/shouldUseTaobao.js b/packages/@vue/cli/lib/util/shouldUseTaobao.js
index 9caea641b5..fdac8855f6 100644
--- a/packages/@vue/cli/lib/util/shouldUseTaobao.js
+++ b/packages/@vue/cli/lib/util/shouldUseTaobao.js
@@ -36,14 +36,21 @@ module.exports = async function shouldUseTaobao () {
 
   const userCurrent = (await execa(`npm`, ['config', 'get', 'registry'])).stdout
   const defaultRegistry = registries.npm
+
   if (removeSlash(userCurrent) !== removeSlash(defaultRegistry)) {
     // user has configured custom regsitry, respect that
     return save(false)
   }
-  const faster = await Promise.race([
-    ping(defaultRegistry),
-    ping(registries.taobao)
-  ])
+
+  let faster
+  try {
+    faster = await Promise.race([
+      ping(defaultRegistry),
+      ping(registries.taobao)
+    ])
+  } catch (e) {
+    return save(false)
+  }
 
   if (faster !== registries.taobao) {
     // default is already faster