vscode调试typescript

1、记录一个插件：https://www.npmjs.com/package/ts-node

# Locally in your project 

npm install -D ts-node

npm install -D typescript

# Or globally (not recommended) 

npm install -g ts-node

npm install -g typescript

lanch.json

{
    "type": "node",
    "request": "launch",
    "name": "Launch Program",
    "runtimeArgs": [
        "-r",
        "ts-node/register"
    ],
    "args": [
        "${workspaceFolder}/index.ts"
    ]
}