Webpack-开发人员-服务器:编译时出错。已阻止重新加载。(堆栈:反应) [英] Webpack-Dev-Server: Errors while compiling. Reload prevented. (Stack: React)
本文介绍了Webpack-开发人员-服务器:编译时出错。已阻止重新加载。(堆栈:反应)的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我使用REACT与webpack-开发-服务器进行本地开发。
每隔一段时间我就会收到以下错误: "REACT_DevTools_Backend.js:编译时出现6个[WDS]错误。已阻止重新加载。"
错误发生后,浏览器上不会更新任何代码更改。
Package.json:
"devDependencies": {
"@babel/core": "^7.9.6",
"@babel/plugin-transform-runtime": "^7.9.6",
"@babel/preset-env": "^7.9.6",
"@babel/preset-react": "^7.9.4",
"@material-ui/core": "^4.10.0",
"babel-loader": "^8.1.0",
"css-loader": "^3.5.3",
"file-loader": "^6.0.0",
"lodash": "^4.17.15",
"react": "^16.13.1",
"react-dom": "^16.13.1",
"style-loader": "^1.2.1",
"webpack": "^4.43.0",
"webpack-cli": "^3.3.11",
"webpack-dev-server": "^3.11.0"}
"dependencies": {
"@material-ui/styles": "^4.9.14",
"clsx": "^1.1.0"}
webpack.config.js:
module.exports = {
mode: "development",
entry: "./src/main.js",
output: {
path: path.resolve(__dirname, "dist"),
filename: "bundle.js",
},
module: {
rules: [
{
test: /.js$/,
exclude: /node_modules/,
use: {
loader: "babel-loader",
options: {
presets: ["@babel/preset-env", "@babel/preset-react"],
plugins: ["@babel/plugin-transform-runtime"],
},
},
},
{
test: /.css$/,
exclude: /node_modules/,
loader: ["style-loader", "css-loader"],
},
{
test: /.(png|jpe?g|gif)$/i,
use: [
{
loader: "file-loader",
},
],
},
],
},
devServer: {
contentBase: path.join(__dirname, "dist"),
},
};
推荐答案
此问题似乎发生在与emitWarning: false
(默认值)一起使用热模块替换的eslint-Loader:
我是这样修复它的(刚刚添加了emitWarning
选项并设置为True):
{
test: /.js$/,
exclude: /node_modules/,
loader: 'eslint-loader',
options: {
emitWarning: true,
},
},
此处的文档:https://github.com/webpack-contrib/eslint-loader#emitwarning-default-false
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