add back helper, exclude typeof transform

twbs · Sep 16, 2017 · 567cea6 · 567cea6
1 parent 824901a
commit 567cea6
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Showing 2 changed files with 7 additions and 5 deletions.
diff --git a/.babelrc.js b/.babelrc.js
@@ -1,10 +1,11 @@
 module.exports = {
-  "presets": [
+  presets: [
     [
-      "env",
+      'env',
       {
-        "loose": true,
-        "modules": false
+        loose: true,
+        modules: false,
+        exclude: ['transform-es2015-typeof-symbol']
       }
     ]
   ],

diff --git a/build/rollup.config.js b/build/rollup.config.js
@@ -11,7 +11,8 @@ const plugins = [
   babel({
     exclude: 'node_modules/**', // only transpile our source code
     externalHelpersWhitelist: [ // include only required helpers
-      'typeof',
+      'defineProperties',
+      'createClass',
       'inheritsLoose'
     ]
   })