deepforge/bin/deepforge-extensions

#!/usr/bin/env node

var Command = require('commander').Command,
    program = new Command(),
    extender = require('../utils/extender');

// Supported commands
//  - add
//  - remove
//  - list
//  - update
program
    .command('add <project>')
    .description('Add an extension to deepforge')
    .option('-n, --name <name>', 'Project name (if different from <project>)')
    .action(project => {
        console.log('loading extension from: ' + project);
        extender.install(project)
            .then(extConfig => 
                console.log(`The ${extConfig.name} extension has been added to deepforge.`))
            .fail(err => {
                console.error('Could not install extension:\n');
                console.error(err);
                process.exit(1);
            });
    });

program
    .command('remove <name>').alias('rm')
    .description('Remove an extension from deepforge')
    .action(name => {
        try {
            extender.uninstall(name);
            console.log(`${name} has been successfully removed!`);
        } catch (e) {
            console.error('Could not remove extension:');
            console.error(e);
            process.exit(1);
        }
    });

program
    .command('list').alias('ls')
    .description('List installed deepforge extensions')
    .action(() => {
        var allExtConfigs = extender.getExtensionsConfig(),
            types = Object.keys(allExtConfigs),
            hasContents = false,
            names;

        for (var i = types.length; i--;) {
            names = Object.keys(allExtConfigs[types[i]]);
            if (names.length) {
                hasContents = true;
                console.log(types[i]);
                for (var j = names.length; j--;) {
                    console.log(`  ${names[j]}`);
                }
            }
        }

        if (!hasContents) {
            console.log('No installed extensions');
        }
    });

program.parse(process.argv);