如何解决如何配置Webpack,以便可以调试源文件而不是捆绑的文件?
由于某些原因,我需要使用webpack打包节点js源文件,但由于难以阅读,因此无法调试已编译的文件。使用console.log进行调试是有限的。有更好的解决方法吗?
这是项目示例:
树:
.
├── dist
├── index.js
├── node_modules
├── package.json
├── package-lock.json
├── router.js
├── webpack.config.js
├── yarn-error.log
└── yarn.lock
package.json:
{
"name": "hello","version": "1.0.0","main": "index.js","license": "MIT","scripts": {
"start": "npx webpack --config webpack.config.js && node --inspect-brk=9229 ./dist/bundle.js"
},"dependencies": {
"@koa/router": "^9.4.0","babel-cli": "^6.26.0","koa": "^2.13.0"
},"devDependencies": {
"babel-preset-env": "^1.7.0","webpack": "^4.44.1","webpack-cli": "^3.3.12"
}
}
index.js:
import Koa from "koa";
const router = require('./router');
// 创建一个Koa对象表示web app本身:
const app = new Koa();
// 对于任何请求,app将调用该异步函数处理请求:
app.use(router.routes())
.use(router.allowedMethods());
// 在端口3000监听:
app.listen(3000);
console.log('app started at port 3000...');
router.js:
const Router = require('@koa/router');
const router = new Router();
router.get('/hello',async (ctx,next) => {
await next();
ctx.response.type = 'text/html';
ctx.response.body = '<h1>Hello,koa2!</h1>';
});
module.exports = router;
webpack.config.js:
const path = require('path');
const webpack = require('webpack');
module.exports = {
entry : './index.js',output: {
path: path.resolve(__dirname,'dist'),filename: 'bundle.js'
},target : "node",mode : "development",devtool : 'inline-source-map',plugins : [
new webpack.sourceMapDevToolPlugin({
filename : '[name].js.map'
})
]
};
.babelrc:
{
"sourceMaps": true,"presets": ["env"],"comments": false
}
解决方法
在配置中将devtool更改为source-map应该可以让您仅调试源代码。
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