WebDriverIO/Cucumber.js Visual Studio Code "Debugging" launch config

launch.json

{
  // Use IntelliSense to learn about possible Node.js debug attributes.
  // Hover to view descriptions of existing attributes.
  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
  "version": "0.2.0",
  "configurations": [{
    "type": "node",
    "request": "launch",
    "protocol": "legacy",
    "port": 5859,
    "name": "Debug",
    "runtimeExecutable": "/usr/local/opt/nvm/versions/node/v6.11.0/bin/node",
    "cwd": "${workspaceRoot}",
    "console": "integratedTerminal",
    // This args config runs only the file that's open and displayed
    // (e.g., a file in test/spec/):
    "args": ["node_modules/.bin/wdio", "wdio.conf.js", "--env=dev",
    // To debug the file in your VS Code current tab:
    // "--spec", "${relativeFile}"
    // To run a specific file, you can also do:
    "--spec=./features/v9/widgets/buttonblock.default.v1.feature"
    // DO NOT USE THE COMMAND BELOW. It's just there for reference
    // because it's used by the package.json script to test all files
    // but it should not be used in 'debug' mode unless you want tons of
    // Chrome debug windows to open at the same time
    // "--cucumberOpts.tags", "\"~@singleId\""
    ]
  }]
}