diff --git a/utils/promise/Promise.try.js b/utils/promise/Promise.try.js
new file mode 100644
index 00000000000..c349b20b929
--- /dev/null
+++ b/utils/promise/Promise.try.js
@@ -0,0 +1,6 @@
+Promise.try = function promiseTry(callbackFn) {
+  var args = arguments;
+  return new Promise(function (resolve) {
+    resolve(callbackFn.apply(undefined, iterableToArray(args).slice(1)));
+  });
+};
diff --git a/utils/promise/Promise.withResolvers.js b/utils/promise/Promise.withResolvers.js
new file mode 100644
index 00000000000..c7c2064d252
--- /dev/null
+++ b/utils/promise/Promise.withResolvers.js
@@ -0,0 +1,11 @@
+Promise.withResolvers = function () {
+  var resolve;
+  var reject;
+
+  var promise = new Promise(function (res, rej) {
+    resolve = res;
+    reject = rej;
+  });
+
+  return { promise: promise, resolve: resolve, reject: reject };
+}
diff --git a/utils/promise/index.js b/utils/promise/index.js
index fbbe48c1b52..cad85e74d3b 100644
--- a/utils/promise/index.js
+++ b/utils/promise/index.js
@@ -5,6 +5,8 @@
 const Promise = require('promise/setimmediate/es6-extensions');
 
 require('promise/setimmediate/finally');
+require('./Promise.withResolvers.js'); // Specification: https://tc39.es/ecma262/#sec-promise.withResolvers
+require('./Promise.try.js');  // Specification: https://tc39.es/ecma262/#sec-promise.try
 
 // expose Promise to global.
 globalThis.Promise = Promise;