From 950d4c0646c88d313346a60130495838336f521c Mon Sep 17 00:00:00 2001
From: arfaWong <arfa244@gmail.com>
Date: Sat, 21 Jan 2017 11:45:54 +0800
Subject: [PATCH] speed up creating an app for Chinese users

use cnpm to speed up creating an app for Chinese users
---
 packages/create-react-app/index.js | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/packages/create-react-app/index.js b/packages/create-react-app/index.js
index 9ab11a5e938..b3e26749efd 100644
--- a/packages/create-react-app/index.js
+++ b/packages/create-react-app/index.js
@@ -142,10 +142,22 @@ function shouldUseYarn() {
   }
 }
 
+function shouldUseCnpm() {
+  try {
+    execSync('cnpm --version', {stdio: 'ignore'});
+    return true;
+  } catch (e) {
+    return false;
+  }
+}
+
 function install(packageToInstall, verbose, callback) {
   var command;
   var args;
-  if (shouldUseYarn()) {
+  if (shouldUseCnpm()) {
+    command = 'cnpm';
+    args = ['install', '--save-dev', '--save-exact', packageToInstall];
+  } else if (shouldUseYarn()) {
     command = 'yarnpkg';
     args = [ 'add', '--dev', '--exact', packageToInstall];
   } else {