PBa*_*Jen 6 reactjs styled-components
我首先渲染模板服务器端,并且在初始加载时一切似乎都工作正常。然而,在开发中,一旦我更改样式组件的样式并重新加载,该组件就会丢失所有样式。奇怪的是,如果我将其更改回原始样式,样式将返回并将它们附加到元素中。有谁知道为什么会发生这种情况?
Webpack.config.js
const path = require('path');
module.exports = {
entry: path.join(__dirname, 'client/index.js'),
output: {
path: path.join(__dirname, 'client-build'),
filename: 'client.bundle.js',
publicPath: path.join('testapp', 'static'),
},
module: {
rules: [
{
test: /\.js$/,
loader: 'babel-loader',
include: [path.resolve(__dirname, 'client')],
exclude: /node_modules/,
options: {
babelrc: true,
},
},
{
test: /\.pcss$/,
use: [
{
loader: 'style-loader',
options: {hmr: true},
},
],
},
{
test: /\.(html)$/,
loader: 'html-loader',
},
],
},
};
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package.json 脚本用于在使用 webpack 时监视客户端 src
"dev:client": "webpack --watch --mode=development --progress",
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服务器.js
...
app.use(async (ctx) => {
ctx.type = 'text/html';
ctx.body = `<!DOCTYPE html><html><head></head><body><div id='root'>
${renderToString(<App><div>This is render from the server-side template</div></App>)}
</div></body><script src="/testapp/static/client.bundle.js"></script></html>`;
});
app.listen(port);
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客户端/index.js
import React from 'react';
import {hydrate} from 'react-dom';
import {App} from './components';
hydrate(
<App>
<div>This is render from the client-side</div>
</App>,
document.getElementById('root')
);
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例如样式组件>应用程序组件
import React from 'react';
import PropTypes from 'prop-types';
import styled from 'styled-components';
const PropTypes = {
children: PropTypes.element.isRequired,
};
const App = ({children}) => (
<Container>
{children}
</Container>
);
App.propTypes = PropTypes;
export default App;
const Container = styled.div`
display: flex;
height: 90%;
background: yellow;
`;
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