vscode-extension-samples/notebook-renderer-react-sample/.vscode/launch.json

// A launch configuration that compiles the extension and then opens it inside a new window
// Use IntelliSense to learn about possible attributes.
// Hover to view descriptions of existing attributes.
// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
{
  "version": "0.2.0",
  "configurations": [
    {
      "name": "Run Extension",
      "type": "pwa-extensionHost",
      "request": "launch",
      "args": [
        "--extensionDevelopmentPath=${workspaceFolder}"
      ],
      "outFiles": [
        "${workspaceFolder}/out/**/*.js"
      ],
      "debugWebviews": {
        "urlFilter": "*notebookRenderer*"
      },
      "trace": true,
      "preLaunchTask": "npm: dev"
    },
    {
      "name": "Run Extension (no server)",
      "type": "extensionHost",
      "request": "launch",
      "args": [
        "--extensionDevelopmentPath=${workspaceFolder}"
      ],
      "outFiles": [
        "${workspaceFolder}/out/**/*.js"
      ],
      "debugWebviews": true,
      "preLaunchTask": "npm: watch"
    },
    {
      "name": "Extension Tests",
      "type": "extensionHost",
      "request": "launch",
      "args": [
        "--extensionDevelopmentPath=${workspaceFolder}",
        "--extensionTestsPath=${workspaceFolder}/out/test/suite/index"
      ],
      "outFiles": [
        "${workspaceFolder}/out/test/**/*.js"
      ],
      "preLaunchTask": "${defaultBuildTask}"
    }
  ]
}