ie8 Support by alternative method for adding static properties

src/components/createConnect.js

@@ -78,16 +78,6 @@ export default function createConnect(React) {
 
     return function wrapWithConnect(WrappedComponent) {
       class Connect extends Component {
-        static displayName = `Connect(${getDisplayName(WrappedComponent)})`;
-        static WrappedComponent = WrappedComponent;
-
-        static contextTypes = {
-          store: storeShape
-        };
-
-        static propTypes = {
-          store: storeShape
-        };
 
         shouldComponentUpdate(nextProps, nextState) {
           if (!pure) {
@@ -215,6 +205,17 @@ export default function createConnect(React) {
           );
         }
       }
+      // adding properties in this way
+      // prevents ie8 from breaking
+      Connect.displayName = `Connect(${getDisplayName(WrappedComponent)})`;
+      Connect.WrappedComponent = WrappedComponent;
+
+      Connect.contextTypes = {
+        store: storeShape
+      };
+      Connect.propTypes = {
+        store: storeShape
+      };
 
       if (process.env.NODE_ENV !== 'production') {
         Connect.prototype.componentWillUpdate = function componentWillUpdate() {

src/components/createProvider.js

@@ -59,18 +59,7 @@ export default function createProvider(React) {
     );
   }
 
-  return class Provider extends Component {
-    static childContextTypes = {
-      store: storeShape.isRequired
-    };
-
-    static propTypes = {
-      store: storeShape.isRequired,
-      children: (requireFunctionChild ?
-        PropTypes.func :
-        PropTypes.element
-      ).isRequired
-    };
+  class Provider extends Component {
 
     getChildContext() {
       return { store: this.store };
@@ -102,5 +91,19 @@ export default function createProvider(React) {
 
       return Children.only(children);
     }
+  }
+  // adding properties in this way
+  // prevents ie8 from breaking
+  Provider.childContextTypes = {
+    store: storeShape.isRequired
+  };
+
+  Provider.propTypes = {
+    store: storeShape.isRequired,
+    children: (requireFunctionChild ?
+      PropTypes.func :
+      PropTypes.element
+    ).isRequired
   };
+  return Provider;
 }