Example of VS Code launch.json config to Debug sfdx oclif plugin

launch.json

    "configurations": [
        {
            "type": "node",
            "request": "launch",
            "name": "Debug Compare Files",
            "localRoot": "${workspaceFolder}",
            "env": {"NODE_OPTIONS": "--inspect-brk"},
            "program": "${workspaceFolder}/bin/run",
            "args": [
                "collate:compare:files",
                "-p", "${workspaceFolder}/xml1.xml",
                "-s", "${workspaceFolder}/xml2.xml"
            ],
            "autoAttachChildProcesses": true,
            "timeout":100000
        }