Add .propTypes and .displayName assignments with __DEV__ check

.babelrc.js

@@ -10,5 +10,6 @@ module.exports = {
     '@babel/transform-react-jsx',
     cjs && ['@babel/transform-modules-commonjs', { loose }],
     ['@babel/transform-runtime', { useESModules: !cjs }],
-  ].filter(Boolean),
+    'dev-expression'
+  ].filter(Boolean)
 }

.eslintrc

@@ -24,15 +24,13 @@
     "mocha": true,
     "node": true
   },
+  "globals": { "__DEV__": "readonly" },
   "rules": {
     "valid-jsdoc": 2,
     "react/jsx-uses-react": 1,
     "react/jsx-no-undef": 2,
     "react/jsx-wrap-multilines": 2,
     "react/no-string-refs": 0
   },
-  "plugins": [
-    "import",
-    "react"
-  ]
+  "plugins": ["import", "react"]
 }

package.json

@@ -71,6 +71,7 @@
     "@testing-library/react-native": "^4.2.0",
     "babel-eslint": "^10.0.3",
     "babel-jest": "^24.9.0",
+    "babel-plugin-dev-expression": "^0.2.2",
     "codecov": "^3.5.0",
     "create-react-class": "^15.6.3",
     "cross-env": "^5.2.0",

src/components/Context.js

@@ -1,7 +1,9 @@
 import React from 'react'
 
-export const ReactReduxContext = React.createContext(null)
+export const ReactReduxContext = /*#__PURE__*/ React.createContext(null)
 
-ReactReduxContext.displayName = 'ReactRedux'
+if (__DEV__) {
+  ReactReduxContext.displayName = 'ReactRedux'
+}
 
 export default ReactReduxContext

src/components/Provider.js

@@ -33,14 +33,16 @@ function Provider({ store, context, children }) {
   return <Context.Provider value={contextValue}>{children}</Context.Provider>
 }
 
-Provider.propTypes = {
-  store: PropTypes.shape({
-    subscribe: PropTypes.func.isRequired,
-    dispatch: PropTypes.func.isRequired,
-    getState: PropTypes.func.isRequired
-  }),
-  context: PropTypes.object,
-  children: PropTypes.any
+if (__DEV__) {
+  Provider.propTypes = {
+    store: PropTypes.shape({
+      subscribe: PropTypes.func.isRequired,
+      dispatch: PropTypes.func.isRequired,
+      getState: PropTypes.func.isRequired
+    }),
+    context: PropTypes.object,
+    children: PropTypes.any
+  }
 }
 
 export default Provider