Use withResolvers for promise polyfill

Author: taras

test/suite.ts

@@ -3,7 +3,7 @@ export { expect } from "@std/expect";
 export { expectType } from "ts-expect";
 
 import { ctrlc } from "ctrlc-windows";
-import { action, type Operation, resource, sleep, spawn } from "../mod.ts";
+import { type Operation, resource, sleep, spawn, withResolvers } from "../mod.ts";
 
 declare global {
   interface Promise<T> extends Operation<T> {}
@@ -16,9 +16,9 @@ Object.defineProperty(Promise.prototype, Symbol.iterator, {
 });
 
 function expect<T>(promise: Promise<T>): Operation<T> {
-  return action(function* (resolve, reject) {
-    promise.then(resolve, reject);
-  });
+  const resolvers = withResolvers<T>();
+  promise.then(resolvers.resolve, resolvers.reject);
+  return resolvers.operation
 }
 
 export function* createNumber(value: number): Operation<number> {