An environment aware config module for node.js

config.js

/**
* An environment aware configuration module.
*
* @module config/config
*/

'use strict';

// Module dependencies
var extend = require('util')._extend;

var config = {
  // All enviornments inherit from here.
  "default": {
    environment: process.env.NODE_ENV || "development",
    port: process.env.PORT || 3000,
    mongo: {
      uri: process.env.MONGO_URI || "mongodb://127.0.0.1:27017"
    },
    redis: {
      uri: process.env.REDIS_URI || "redis://127.0.0.1:6379"
    }
  },
  "development": {},
  "test": {},
  "production": {}
};

module.exports = extend(
  config.default,
  config[config.default.environemnt] || {}
);