fix exception when ES6 class with no propTypes defined before calling…

… requireNativeComponent Summary: Closes #1260 Github Author: Luke <[email protected]> Test Plan: Created `class Foo extends React.Component` and made sure error messages were good.
facebook · May 18, 2015 · de27f1d · de27f1d
1 parent 03905e6
commit de27f1d
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/Libraries/ReactIOS/verifyPropTypes.js b/Libraries/ReactIOS/verifyPropTypes.js
@@ -22,16 +22,23 @@ function verifyPropTypes(
   if (!viewConfig) {
     return; // This happens for UnimplementedView.
   }
+  var componentName = component.name || component.displayName;
+  if (!component.propTypes) {
+    throw new Error(
+      '`' + componentName + '` has no propTypes defined`'
+    );
+  }
+
   var nativeProps = viewConfig.nativeProps;
   for (var prop in nativeProps) {
     if (!component.propTypes[prop] &&
         !View.propTypes[prop] &&
         !ReactNativeStyleAttributes[prop] &&
         (!nativePropsToIgnore || !nativePropsToIgnore[prop])) {
       throw new Error(
-        '`' + component.displayName + '` has no propType for native prop `' +
+        '`' + componentName + '` has no propType for native prop `' +
         viewConfig.uiViewClassName + '.' + prop + '` of native type `' +
-        nativeProps[prop].type + '`'
+        nativeProps[prop] + '`'
       );
     }
   }