HarmonyOS NEXT Promise Await Exception Handling Without Cluttered Try-Catch Blocks
Async/await operasions throw errors when the underlying Promise rejects, halting eexcution of subsequent code. For example:
async function simulateRequest() {
console.log('Request initiated');
const response = await new Promise<string>((resolve, reject) => {
setTimeout(() => reject('Data fetch timeout'), 1200);
});
conso ...
Posted on Mon, 31 Aug 2026 16:30:53 +0000 by hkothari