1、 下载Visual Studio Code (https://code.visualstudio.com/)
2、 安装插件Debugger for chrome
3、 确定tsconfig.json配置 "sourceMap": true
{ "compileOnSave": false, "compilerOptions": { "outDir": "./dist/out-tsc", "sourceMap": true, "declaration": false, "moduleResolution": "node", "emitDecoratorMetadata": true, "experimentalDecorators": true, "target": "es5", "typeRoots": [ "node_modules/@types" ] } }
4、 生成调试配置文件launch.json
{ // 使用 IntelliSense 了解相关属性。 // 悬停以查看现有属性的描述。 // 欲了解更多信息,请访问: https://go.microsoft.com/fwlink/?linkid=830387 "version": "0.2.0", "configurations": [ { "type": "chrome", "request": "launch", "name": "Launch Chrome", "url": "http://localhost:4200", "webRoot": "${workspaceRoot}" }, { "type": "chrome", "request": "launch", "name": "Launch Chrome against localhost", "url": "http://localhost:4200", "webRoot": "${workspaceRoot}" } ] }
5、 设置断点进行调试 快捷键和C#语言一致 F10、F11
注:调试前请先npm start程序