.vscode/launch.json

{
    "version": "0.2.0",
    "configurations": [

        {
            "type": "node",
            "request": "launch",
            "name": "nested-set",
            "program": "${workspaceFolder}/web/bin/nested-set"
        },
        {
            "type": "node",
            "request": "launch",
            "name": "nested-set -u",
            "program": "${workspaceFolder}/web/bin/nested-set",
            "args": ["-u", "barack-obama"]
        }
    ]
}