launch.json

{
  "version": "0.1.0",
  "configurations": [
    {
      "name": "Launch Extension",
      "type": "extensionHost",
      "request": "launch",
      "runtimeExecutable": "${execPath}",
      "args": [
        "--extensionDevelopmentPath=${workspaceRoot}"
      ],
      "stopOnEntry": false,
      "sourceMaps": true,
      "outFiles": [
        "${workspaceFolder}/out/src/**/*.js"
      ],
      "preLaunchTask": "Build"
    },
    {
      "name": "Launch Extension Tests",
      "type": "extensionHost",
      "request": "launch",
      "runtimeExecutable": "${execPath}",
      "args": [
        "--disable-extensions",
        "ms-vscode.powershell-preview",
        "--extensionDevelopmentPath=${workspaceFolder}",
        "--extensionTestsPath=${workspaceFolder}/out/test/testRunner.js",
        "${workspaceFolder}/test"
      ],
      "outFiles": [
        "${workspaceFolder}/out/**/*.js"
      ],
      "preLaunchTask": "Build"
    },
    {
      "name": "PowerShell Launch Current File",
      "type": "PowerShell",
      "request": "launch",
      "script": "${file}",
    },
  ]
}