Remove PropTypes from production build (#209) (#3818)

* Remove PropTypes from production build (#209)

* Added react/forbid-foreign-prop-types rule to eslint config

* Removed react/forbid-foreign-prop-types rule from eslint config

Author: iansu

packages/babel-preset-react-app/index.js

@@ -101,6 +101,13 @@ module.exports = function(api, opts) {
           regenerator: true,
         },
       ],
+      isEnvProduction && [
+        // Remove PropTypes from production build
+        require('babel-plugin-transform-react-remove-prop-types').default,
+        {
+          removeImport: true,
+        },
+      ],
       // function* () { yield 42; yield 43; }
       !isEnvTest && [
         require('@babel/plugin-transform-regenerator').default,

packages/babel-preset-react-app/package.json

@@ -26,6 +26,7 @@
     "@babel/preset-flow": "7.0.0-beta.37",
     "@babel/preset-react": "7.0.0-beta.37",
     "babel-plugin-macros": "2.0.0",
-    "babel-plugin-transform-dynamic-import": "2.0.0"
+    "babel-plugin-transform-dynamic-import": "2.0.0",
+    "babel-plugin-transform-react-remove-prop-types": "0.4.12"
   }
 }