From c6d8e8ff66ae43eda5b412b280800c9cdcd2e699 Mon Sep 17 00:00:00 2001
From: Clark Du <clark.duxin@gmail.com>
Date: Thu, 14 Feb 2019 14:01:30 +0000
Subject: [PATCH] refactor: isModernBrowser return boolean for avoiding
 duplicate call

---
 packages/server/src/middleware/modern.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/server/src/middleware/modern.js b/packages/server/src/middleware/modern.js
index c1be269f17..97976f56e9 100644
--- a/packages/server/src/middleware/modern.js
+++ b/packages/server/src/middleware/modern.js
@@ -20,7 +20,7 @@ const isModernBrowser = (ua) => {
   if (!browserVersion) {
     return false
   }
-  return modernBrowsers[browser.name] && semver.gte(browserVersion, modernBrowsers[browser.name])
+  return Boolean(modernBrowsers[browser.name] && semver.gte(browserVersion, modernBrowsers[browser.name]))
 }
 
 let detected = false