A curated collection of TypeScript-ready code patterns for Vue 3 and React 18. Copy, customize, and ship faster with battle-tested implementations.
// Vue 3 Composition API
const count = ref<number>(0)
const doubled = computed(() => count.value * 2)
// React 18 Hooks
const [count, setCount] = useState<number>(0)
const doubled = useMemo(() => count * 2, [count])Start with these commonly used patterns trusted by developers worldwide
Declare strongly-typed reactive state for primitive values and objects in Vue 3 and React 18. Vue uses ref (for...
<script setup lang="ts">
import { ref, reactive } from 'vue';
// Reactive primitive with explicit type (ref for primitives)
const count = ref<number>(0);
const username = ref<string>('John Doe');
const isAuthenticated = ref<boolean>(false);
Implement enterprise-grade form validation for a login form with real-time feedback, strict TypeScript typing, ...
<script setup lang="ts">
import { ref, watch, computed } from 'vue';
// Typed form state
interface LoginForm {
email: string;
password: string;
}Implement safe side effect management (timers, API calls, event listeners) with proper cleanup to prevent memor...
<script setup lang="ts">
import { ref, onMounted, onUnmounted } from 'vue';
const countdown = ref<number>(60);
let timer: NodeJS.Timeout | null = null;
let abortController: AbortController | null = null;
// Simulate API call with abort capabilityImplement a production-ready Axios instance with request/response interceptors for enterprise applications. Key...
<script setup lang="ts">
import axios, { AxiosInstance, AxiosRequestConfig, AxiosResponse, AxiosError } from 'axios';
import { ref, onMounted } from 'vue';
// Typed API response (matches enterprise API wrapper format)
interface ApiResponse<T = unknown> {
success: boolean;
data: T;Implement global state management for enterprise applications with strict TypeScript typing. Vue uses Pinia (of...
// stores/authStore.ts (Pinia store - separate file for enterprise structure)
import { defineStore } from 'pinia';
import { ref, computed } from 'vue';
// Typed user state
interface User {
id: number;
name: string;Implement memoization for expensive computations to optimize component performance in enterprise applications. ...
<script setup lang="ts">
import { ref, computed, onMounted } from 'vue';
// Typed data type
interface Product {
id: number;
name: string;
price: number;Implement a production-ready, accessible modal component with enterprise-grade features. Key accessibility (a...
<script setup lang="ts">
import { ref, watch, onMounted, onUnmounted, defineProps, defineEmits } from 'vue';
// Typed props for modal component
const props = defineProps<{
isOpen: boolean;
title: string;
closeOnOverlayClick?: boolean;Implement enterprise-grade JWT token management with automatic refresh, persistence, and security best practices. ...
<script setup lang="ts">
import { ref, onMounted, onUnmounted, watch } from 'vue';
import axios from 'axios';
// Typed JWT payload interface
interface JwtPayload {
sub: string; // User ID
name: string; // User nameImplement enterprise-grade global error handling for Vue and React applications. React uses Error Boundaries (com...
<script setup lang="ts">
import { ref, onMounted, onUnmounted, defineProps, defineEmits } from 'vue';
// Typed error interface
interface AppError {
message: string;
stack?: string;
component?: string;Implement a performant debounced search input with typeahead suggestions for Vue 3 and React 18. Debouncing preven...
<script setup lang="ts">
import { ref, computed, watch, onUnmounted } from 'vue';
import { debounce } from 'lodash-es';
// Type definitions
interface SearchResult {
id: string;
label: string;Implement a fully functional drag & drop sortable list using Vue 3 (VueDraggable) and React 18 (react-beautiful-dnd). ...
<script setup lang="ts">
import { ref, watch, onMounted } from 'vue';
import { Draggable } from 'vue-draggable-next';
// Type definitions
interface DraggableItem {
id: string;
title: string;Create a production-ready image upload component with real-time preview, client-side validation, and progress trac...
<script setup lang="ts">
import { ref, computed, watch, onUnmounted } from 'vue';
// Type definitions
interface UploadedImage {
id: string;
file: File;
previewUrl: string;Implement a robust theme switcher with system preference detection, localStorage persistence, and smooth transitions...
<script setup lang="ts">
import { ref, watch, onMounted, onUnmounted, computed } from 'vue';
// Type definitions
type Theme = 'light' | 'dark' | 'system';
type ResolvedTheme = 'light' | 'dark';
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