kunagpal/express-boilerplate

#!/usr/local/bin/node

/**
 * @file Houses CLI-require friendly logic to stop the app.
 */

var pm2 = require('pm2'),
    async = require('async');

/**
 * Stops the app.
 *
 * @param {Function} done - The callback invoke to indicate that the app has been stopped.
 */
module.exports = function (done) {
    async.series([
        pm2.connect.bind(pm2),

        /**
         * Performs the actual work of stopping the app.
         *
         * @param {Function} next The callback invoked to indicate the app has been stopped.
         */
        async.apply(pm2.stop.bind(pm2), 'app.js')
    ],

    /**
     * Disconnects from the pm2 daemon, handling errors, if any.
     *
     * @param {?Error} err - An Error instance that contains details on app stop failure, if any.
     */
    function (err) {
        pm2.disconnect();
        done(err);
    });
};

!module.parent && module.exports(process.exit); // Directly call the exported function if used via the CLI.