Allow Promise to display error strings and not just error objects.

facebook · Sep 19, 2016 · 05ade5a · 05ade5a
1 parent 04392f2
commit 05ade5a
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/Libraries/Promise.js b/Libraries/Promise.js
@@ -18,6 +18,9 @@ if (__DEV__) {
     allRejections: true,
     onUnhandled: (id, error = {}) => {
       const {message = null, stack = null} = error;
+      if (typeof error === 'string' || error instanceof String) {
+        message = error;
+      }
       const warning =
         `Possible Unhandled Promise Rejection (id: ${id}):\n` +
         (message == null ? '' : `${message}\n`) +