Polyfill for Promise.allSettled

examples/resources/Promise.allSettled.js

@@ -0,0 +1,21 @@
+if (typeof Promise !== 'undefined' && !Promise.allSettled && Array.from) {
+  Promise.allSettled = 
+    function (promises) {
+      return Promise.all(
+        Array.from(
+          promises,
+          function (p) {
+            return p.then (
+              function (value) {
+                return {status: 'fulfilled', value: value};
+              }
+            ).catch(
+              function (reason) {
+                return {status: 'rejected', reason: reason};
+              }
+            );
+          }
+        )
+      )
+    };
+}