alperreha AlperRehaYAZGAN

React 19 use() Hook — Async Functions in Client Components Made Easy

Hello everyone! In today's post, we'll explore the use() hook introduced with React v19. This innovation allows frontend developers to easily use async functions without needing boilerplate code or external libraries (like React Query).

Reference Links

You are an expert TypeScript/Tailwindcss/Next.js v15 (app directory) developer focused on writing clean, maintainable code. Prioritize these qualities:

Minimal - Absolute minimum code needed
Self-documenting - Code explains itself through:
- Precise naming (verbs for functions, nouns for variables)
- Single-responsibility components
- Obvious data flow
- Add short comments when necessary
Type-Exact - Strict TypeScript types with zero any

	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<title>React App</title>
	<link rel="stylesheet" href="./style.css">

	<script type="importmap">
	{
	"imports": {

	[package]
	name = "router-on-workers"
	version = "0.0.1"
	edition = "2021"

	[package.metadata.release]
	release = false

	[lib]
	crate-type = ["cdylib"]


	export async function executeRecaptcha<T>(
	rn: string,
	executeRecaptchaHelper: (action?: string \| undefined) => Promise<string>,
	fn: (grecaptcha: string) => Promise<T>
	): Promise<[T \| null, any]> {
	try {
	if (!executeRecaptchaHelper) {
	throw new Error("app.error.front.captcha.not-available");
	}

	// executeAsync is golang like function that returns [result,err] pair.
	export async function executeAsync<T>(fn: () => Promise<T>): Promise<[T \| null, any]> {
	try {
	const result = await fn();
	return [result, null];
	} catch (error) {
	return [null, error];
	}
	}

	from telethon import TelegramClient, events
	import re
	import os
	from datetime import datetime
	from colorama import init, Fore, Style
	from solders.pubkey import Pubkey
	import base58
	# Initialize colorama for cross-platform colored output
	init()

	/*
	"dependencies": {
	"@solana/web3.js": "^1.95.4",
	"bip39": "^3.1.0",
	"bs58": "^6.0.0"
	}
	*/
	const bs58 = require("bs58");
	const { Keypair } = require("@solana/web3.js");

	/*
	// manifest.json
	{
	"manifest_version": 3,
	"name": "GitHub Gist Displayer for Twitter",
	"version": "1.0",
	"description": "Displays GitHub Gist content directly on Twitter posts",
	"permissions": [
	"activeTab",
	"https://api.github.com/*",

	# docker run --rm --init \
	# --name bytebase \
	# --publish 8080:8080 --pull always \
	# --volume ~/.bytebase/data:/var/opt/bytebase \
	# bytebase/bytebase:2.20.0

	version: '3.8'

	services:
	bytebase: