refactor: avoid iterator

yyx990803 · yyx990803 · commit 65f16abba894 · 2018-04-19T02:26:51.000-04:00
diff --git a/lib/app/dataMixin.js b/lib/app/dataMixin.js
@@ -37,13 +37,13 @@ export default {
       const { locales = {}} = this.$site
       let targetLang
       let defaultLang
-      Object.keys(locales).forEach(path => {
+      for (const path in locales) {
         if (path === '/') {
           defaultLang = locales[path]
         } else if (this.$page.path.indexOf(path) === 0) {
           targetLang = locales[path]
         }
-      })
+      }
       return targetLang || defaultLang || {}
     },
     $title () {
