target node 4

xiaoiver · xiaoiver · commit 991d253691b2 · 2017-11-26T23:40:46.000+08:00
diff --git a/.babelrc b/.babelrc
@@ -1,7 +1,12 @@
 {
     "presets": [
         [
-            "env"
+            "env",
+            {
+                "targets": {
+                    "node": 4
+                }
+            }
         ],
         "stage-2"
     ],
