Use async functions instead of IIFE

Author: tshemsedinov

JavaScript/d-resolvers.js

@@ -12,7 +12,7 @@ const sumAsync = (a, b, callback) => {
 
 // Old approach
 
-(async () => {
+const old = async () => {
   let resolve, reject;
   const promise = new Promise((resolved, rejected) => {
     resolve = resolved;
@@ -22,27 +22,31 @@ const sumAsync = (a, b, callback) => {
   sumAsync(2, 3, resolve);
   const result = await promise;
   console.log({ result });
-})();
+};
+
+old();
 
 // Alternative approach
 
-(async () => {
+const alternative = async () => {
   const promise = new Promise((resolve, reject) => {
     sumAsync(4, 5, resolve);
     setTimeout(reject, 1000, new Error('Timed out'));
   });
   const result = await promise;
   console.log({ result });
-})();
+};
+
+alternative();
 
 // New approach
 
-const main = async () => {
+const modern = async () => {
   const { promise, resolve, reject } = Promise.withResolvers();
   setTimeout(reject, 1000, new Error('Timed out'));
   sumAsync(6, 7, resolve);
   const result = await promise;
   console.log({ result });
 };
 
-main();
+modern();