Extending sywac dynamically

slimer.js

#!/usr/bin/env node
const prettyCLI = require('@tryghost/pretty-cli');
const slimer = require('@tryghost/slimer');
const extensions = require('../extensions');

// Require internal commands
prettyCLI.commandDirectory('../commands');

slimer
    .loadCommands()
    .then((commands) => {
        commands.forEach((command) => {
            // Load either our extended command, or the original
            prettyCLI.command(extensions[command.id] ? extensions[command.id](command) : command);
        });

        prettyCLI.parseAndExit();
    });