Loosen Babel preset to use browserslist (facebook#3770)

* Provide better defaults * Let babel determine features to compile * meh * Remove setting of BABEL_ENV * Revert "Remove setting of BABEL_ENV" This reverts commit ee2db70. * Set browsers to ie9
zmitry · Jan 15, 2018 · 2bfa72c · 2bfa72c
1 parent 5a55208
commit 2bfa72c
Showing 1 changed file with 6 additions and 6 deletions.
diff --git a/scripts/init.js b/scripts/init.js
@@ -43,12 +43,12 @@ module.exports = function(
     eject: 'react-scripts eject',
   };
 
-  appPackage.browserslist = [
-    '>1%',
-    'last 4 versions',
-    'Firefox ESR',
-    'not ie < 9',
-  ];
+  appPackage.browserslist = {
+    development: ['chrome', 'firefox', 'edge'].map(
+      browser => `last 2 ${browser} versions`
+    ),
+    production: ['>1%', 'last 4 versions', 'Firefox ESR', 'not ie < 11'],
+  };
 
   fs.writeFileSync(
     path.join(appPath, 'package.json'),