get dependency tree from webpack.
npm install dependency-tree-webpack-plugin
npm i dependency-tree-webpack-plugin -D
`Second, Add webpack plug to your project.
` javascript
const DependencyTreePlugin = require('dependency-tree-webpack-plugin').default;...
plugins:[
...,
new DependencyTreePlugin(),
]
}
`Then, just run it, a
dependency-tree file will appear in your root directory. The content of this file will look like this.
What's the use of this JSON
You need install the VSCode extension webpack tree, And load the json file, and it will generate a tree view in the sidebar, like this.
You can take the initiative to load the JSON file, or the VSCode extension will automatically search the
/ folder, build folder, .Vscode folder in the directory to find this file dependency-tree.json`. 
This tree is made up of project dependencies, and you can clearly understand the structure of the project. you can jump quickly between these files.