vscode插件i18n-automatically扫描前后jsx的对比图
创建于 差异永不过期
// test.jsx
import i18n from '@/i18n'; // test.jsx
import React, { useState, useEffect, useCallback, useMemo } from 'react';
import React, { useState, useEffect, useCallback, useMemo } from 'react';
import PropTypes from 'prop-types';
import PropTypes from 'prop-types';
// 模拟的 API 调用函数
// 模拟的 API 调用函数
const fetchUserData = () => {
const fetchUserData = () => {
return new Promise((resolve) => {
return new Promise((resolve) => {
setTimeout(() => {
setTimeout(() => {
resolve({
resolve({
name: '张三',
name: i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-1'),
age: 30,
age: 30,
occupation: '软件工程师',
occupation: i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-2'),
});
});
}, 1000);
}, 1000);
});
});
};
};
// 错误边界组件
// 错误边界组件
class ErrorBoundary extends React.Component {
class ErrorBoundary extends React.Component {
constructor(props) {
constructor(props) {
super(props);
super(props);
this.state = { hasError: false, error: null };
this.state = { hasError: false, error: null };
}
}
static getDerivedStateFromError(error) {
static getDerivedStateFromError(error) {
return { hasError: true, error };
return { hasError: true, error };
}
}
componentDidCatch(error, errorInfo) {
componentDidCatch(error, errorInfo) {
console.error('错误边界捕获到错误:', error, errorInfo);
console.error('错误边界捕获到错误:', error, errorInfo);
}
}
render() {
render() {
if (this.state.hasError) {
if (this.state.hasError) {
return <h2>很抱歉，出现了错误：{this.state.error.message}</h2>;
return (
<h2>
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-3')}
{this.state.error.message}
</h2>
);
}
}
return this.props.children;
return this.props.children;
}
}
}
}
// 头部组件
// 头部组件
const Header = ({ title }) => (
const Header = ({ title }) => (
<header>
<header>
<h1>{title}</h1>
<h1>{title}</h1>
<nav>
<nav>
<ul>
<ul>
<li>
<li>
<a href="#home">首页</a>
<a href="#home">
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-4')}
</a>
</li>
</li>
<li>
<li>
<a href="#about">关于我们</a>
<a href="#about">
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-5')}
</a>
</li>
</li>
<li>
<li>
<a href="#contact">联系方式</a>
<a href="#contact">
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-6')}
</a>
</li>
</li>
</ul>
</ul>
</nav>
</nav>
</header>
</header>
);
);
Header.propTypes = {
Header.propTypes = {
title: PropTypes.string.isRequired,
title: PropTypes.string.isRequired,
};
};
// 用户信息组件
// 用户信息组件
const UserInfo = ({ user }) => (
const UserInfo = ({ user }) => (
<div className="user-info">
<div className="user-info">
<h3>{user.name}的个人信息</h3>
<h3>
<p>年龄：{user.age}</p>
{user.name}
<p>职业：{user.occupation}</p>
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-7')}
</h3>
<p>
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-8')}
{user.age}
</p>
<p>
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-9')}
{user.occupation}
</p>
</div>
</div>
);
);
// 计数器组件
// 计数器组件
const Counter = () => {
const Counter = () => {
const [count, setCount] = useState(0);
const [count, setCount] = useState(0);
const increment = () => setCount((prevCount) => prevCount + 1);
const increment = () => setCount((prevCount) => prevCount + 1);
const decrement = () => setCount((prevCount) => prevCount - 1);
const decrement = () => setCount((prevCount) => prevCount - 1);
return (
return (
<div>
<div>
<h3>计数器</h3>
<h3>{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-10')}</h3>
<p>当前计数：{count}</p>
<p>
<button onClick={increment}>增加</button>
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-11')}
<button onClick={decrement}>减少</button>
{count}
</p>
<button onClick={increment}>
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-12')}
</button>
<button onClick={decrement}>
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-13')}
</button>
</div>
</div>
);
);
};
};
// 待办事项组件
// 待办事项组件
const TodoList = () => {
const TodoList = () => {
const [todos, setTodos] = useState([]);
const [todos, setTodos] = useState([]);
const [inputValue, setInputValue] = useState('');
const [inputValue, setInputValue] = useState('');
const handleInputChange = (e) => setInputValue(e.target.value);
const handleInputChange = (e) => setInputValue(e.target.value);
const handleSubmit = (e) => {
const handleSubmit = (e) => {
e.preventDefault();
e.preventDefault();
if (inputValue.trim()) {
if (inputValue.trim()) {
setTodos([
setTodos([
...todos,
...todos,
{ id: Date.now(), text: inputValue, completed: false },
{ id: Date.now(), text: inputValue, completed: false },
]);
]);
setInputValue('');
setInputValue('');
}
}
};
};
const toggleTodo = (id) => {
const toggleTodo = (id) => {
setTodos(
setTodos(
todos.map((todo) =>
todos.map((todo) =>
todo.id === id ? { ...todo, completed: !todo.completed } : todo,
todo.id === id ? { ...todo, completed: !todo.completed } : todo,
),
),
);
);
};
};
return (
return (
<div>
<div>
<h3>待办事项</h3>
<h3>{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-14')}</h3>
<form onSubmit={handleSubmit}>
<form onSubmit={handleSubmit}>
<input
<input
type="text"
type="text"
value={inputValue}
value={inputValue}
onChange={handleInputChange}
onChange={handleInputChange}
placeholder="输入新的待办事项"
placeholder={i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-15')}
/>
/>
<button type="submit">添加</button>
<button type="submit">
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-16')}
</button>
</form>
</form>
<ul>
<ul>
{todos.map((todo) => (
{todos.map((todo) => (
<li
<li
key={todo.id}
key={todo.id}
onClick={() => toggleTodo(todo.id)}
onClick={() => toggleTodo(todo.id)}
style={{ textDecoration: todo.completed ? 'line-through' : 'none' }}
style={{ textDecoration: todo.completed ? 'line-through' : 'none' }}
>
>
{todo.text}
{todo.text}
</li>
</li>
))}
))}
</ul>
</ul>
</div>
</div>
);
);
};
};
// 主应用组件
// 主应用组件
const App = () => {
const App = () => {
const [user, setUser] = useState(null);
const [user, setUser] = useState(null);
const [isLoading, setIsLoading] = useState(true);
const [isLoading, setIsLoading] = useState(true);
const [error, setError] = useState(null);
const [error, setError] = useState(null);
useEffect(() => {
useEffect(() => {
fetchUserData()
fetchUserData()
.then((data) => {
.then((data) => {
setUser(data);
setUser(data);
setIsLoading(false);
setIsLoading(false);
})
})
.catch((err) => {
.catch((err) => {
setError('获取用户数据时出错');
setError(i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-17'));
setIsLoading(false);
setIsLoading(false);
console.error('获取用户数据失败:', err);
console.error('获取用户数据失败:', err);
});
});
}, []);
}, []);
const welcomeMessage = useMemo(() => {
const welcomeMessage = useMemo(() => {
return user ? `欢迎回来，${user.name}！` : '欢迎来到我们的应用！';
return user
? `${i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-18')}${user.name}！`
: i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-19');
}, [user]);
}, [user]);
const handleError = useCallback(() => {
const handleError = useCallback(() => {
throw new Error('这是一个故意抛出的错误');
throw new Error('这是一个故意抛出的错误');
}, []);
}, []);
if (isLoading) return <div>加载中，请稍候...</div>;
if (isLoading)
if (error) return <div>错误：{error}</div>;
return <div>{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-20')}</div>;
if (error)
return (
<div>
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-21')}
{error}
</div>
);
return (
return (
<ErrorBoundary>
<ErrorBoundary>
<div className="app">
<div className="app">
<Header title="我的 React 应用" />
<Header
title={i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-22')}
/>
<main>
<main>
<h2>{welcomeMessage}</h2>
<h2>{welcomeMessage}</h2>
{user && <UserInfo user={user} />}
{user && <UserInfo user={user} />}
<Counter />
<Counter />
<TodoList />
<TodoList />
<button onClick={handleError}>点击触发错误</button>
<button onClick={handleError}>
{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-23')}
</button>
</main>
</main>
<footer>
<footer>
<p>© 2024 我的 React 应用。保留所有权利。</p>
<p>{i18n.t('demoTest-test-jsx-befor-192991598bc5aa541-24')}</p>
</footer>
</footer>
</div>
</div>
</ErrorBoundary>
</ErrorBoundary>
);
);
};
};
export default App;
export default App;