Add new dist

dist/polyfill.js

@@ -77,6 +77,8 @@ function allSettled(arr) {
 // Store setTimeout reference so promise-polyfill will be unaffected by
 // other code modifying setTimeout (like sinon.useFakeTimers())
 var setTimeoutFunc = setTimeout;
+// @ts-ignore
+var setImmediateFunc = typeof setImmediate !== 'undefined' ? setImmediate : null;
 
 function isArray(x) {
   return Boolean(x && typeof x.length !== 'undefined');
@@ -310,10 +312,10 @@ Promise.race = function(arr) {
 // Use polyfill for setImmediate for performance gains
 Promise._immediateFn =
   // @ts-ignore
-  (typeof setImmediate === 'function' &&
+  (typeof setImmediateFunc === 'function' &&
     function(fn) {
       // @ts-ignore
-      setImmediate(fn);
+      setImmediateFunc(fn);
     }) ||
   function(fn) {
     setTimeoutFunc(fn, 0);
@@ -348,10 +350,13 @@ var globalNS = (function() {
 // https://github.com/taylorhakes/promise-polyfill/issues/114
 if (typeof globalNS['Promise'] !== 'function') {
   globalNS['Promise'] = Promise;
-} else if (!globalNS.Promise.prototype['finally']) {
-  globalNS.Promise.prototype['finally'] = finallyConstructor;
-} else if (!globalNS.Promise.allSettled) {
-  globalNS.Promise.allSettled = allSettled;
+} else {
+  if (!globalNS.Promise.prototype['finally']) {
+    globalNS.Promise.prototype['finally'] = finallyConstructor;
+  } 
+  if (!globalNS.Promise.allSettled) {
+    globalNS.Promise.allSettled = allSettled;
+  }
 }
 
 })));