cnpm i @babel/core --save
cnpm i @babel/plugin-proposal-class-properties --save
cnpm i @babel/plugin-proposal-decorators --save
cnpm i @babel/preset-env --save
创建 .babelrc
{
"presets": [
"@babel/preset-env"
],
"plugins": [
[
"@babel/plugin-proposal-decorators",
{
"legacy": true
}
],
[
"@babel/plugin-proposal-class-properties",
{
"loose": true
}
]
]
}
创建config-override.js
const path = require('path')
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
const { override, addDecoratorsLegacy } = require('customize-cra')
function resolve(dir) {
return path.join(__dirname, dir)
}
const customize = () => (config, env) => {
config.resolve.alias['@'] = resolve('src')
if (env === 'production') {
config.externals = {
'react': 'React',
'react-dom': 'ReactDOM'
}
// config.plugins.push(new BundleAnalyzerPlugin())
}
return config
};
module.exports = override(addDecoratorsLegacy(), customize())
安装依赖
cnpm i customize-cra --save-dev
cnpm i react-app-rewired --save-dev
cnpm i webpack-bundle-analyzer --save-dev
修改package.json
...
"scripts": {
"start": "react-app-rewired start",
"build": "react-app-rewired build",
"test": "react-app-rewired test",
"eject": "react-app-rewired eject"
},
...
