How to use the connect.mime function in connect

/*******************************************************************************
 * Copyright (c) 2012 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials are made 
 * available under the terms of the Eclipse Public License v1.0 
 * (http://www.eclipse.org/legal/epl-v10.html), and the Eclipse Distribution 
 * License v1.0 (http://www.eclipse.org/org/documents/edl-v10.html). 
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
/*global exports:true module require*/
var connect = require('connect');
var path = require('path');
var statik = connect['static'];
var mime = connect.mime;

exports = module.exports = function(root, options) {
	options = options || {};
	options.maxAge = options.dev ? (120 * 60000) : 0; // 2 hrs cache, or no cache in dev mode
	options.hidden = true;
	if (!root) { throw new Error('orionode-static root path required'); }
	if (!options.socketIORoot) { throw new Error('socketIO-client root path required'); }

/* To run the Orionode client code, we need the following resource mapping, plus the mappings required for 'orion_static'.
 * The Orionode client code selectively "overrides" some resource from orion_static to provide its own implementation (eg. defaults.pref)
 *
 * Web path      File path                           Comment
 * -----------------------------------------------------------------------------------
 *   /           lib/orionode.client                 Mounts Orionode's plugin setup, and plugin code.
 *   /socketIO   node_modules/socket.io-client/dist  The socket.io library -- this is an implicit dependency, should try to encapsulate 
 *                                                    into a single middleware.

* Expose `createApplication()`.
 */

exports = module.exports = createApplication;

/**
 * Framework version.
 */

exports.version = '3.1.0';

/**
 * Expose mime.
 */

exports.mime = connect.mime;

/**
 * Create an express application.
 *
 * @return {Function}
 * @api public
 */

function createApplication() {
  var app = connect();
  utils.merge(app, proto);
  app.request = { __proto__: req };
  app.response = { __proto__: res };
  app.init();
  return app;
}

* Expose `createApplication()`.
 */

exports = module.exports = createApplication;

/**
 * Framework version.
 */

exports.version = '3.2.5';

/**
 * Expose mime.
 */

exports.mime = connect.mime;

/**
 * Create an express application.
 *
 * @return {Function}
 * @api public
 */

function createApplication() {
  var app = connect();
  utils.merge(app, proto);
  app.request = { __proto__: req };
  app.response = { __proto__: res };
  app.init();
  return app;
}

* Module dependencies.
 */

var http = require('http')
  , path = require('path')
  , connect = require('connect')
  , utils = connect.utils
  , sign = require('cookie-signature').sign
  , normalizeType = require('./utils').normalizeType
  , normalizeTypes = require('./utils').normalizeTypes
  , etag = require('./utils').etag
  , statusCodes = http.STATUS_CODES
  , send = connect.static.send
  , cookie = require('cookie')
  , send = require('send')
  , mime = connect.mime
  , basename = path.basename
  , extname = path.extname
  , join = path.join;

/**
 * Response prototype.
 */

var res = module.exports = {
  __proto__: http.ServerResponse.prototype
};

/**
 * Set status `code`.
 *
 * @param {Number} code

/**
 * Module dependencies.
 */

var http = require('http')
  , path = require('path')
  , connect = require('connect')
  , utils = connect.utils
  , sign = require('cookie-signature').sign
  , normalizeType = require('./utils').normalizeType
  , normalizeTypes = require('./utils').normalizeTypes
  , etag = require('./utils').etag
  , statusCodes = http.STATUS_CODES
  , cookie = require('cookie')
  , send = require('send')
  , mime = connect.mime
  , basename = path.basename
  , extname = path.extname
  , join = path.join;

/**
 * Response prototype.
 */

var res = module.exports = {
  __proto__: http.ServerResponse.prototype
};

/**
 * Set status `code`.
 *
 * @param {Number} code

/**
 * Module dependencies.
 */

var http = require('http')
  , utils = require('./utils')
  , connect = require('connect')
  , fresh = require('fresh')
  , parseRange = require('range-parser')
  , parse = connect.utils.parseUrl
  , mime = connect.mime;

/**
 * Request prototype.
 */

var req = exports = module.exports = {
  __proto__: http.IncomingMessage.prototype
};

/**
 * Return request header.
 *
 * The `Referrer` header field is special-cased,
 * both `Referrer` and `Referer` are interchangeable.
 *
 * Examples:

/**
 * Module dependencies.
 */

var http = require('http')
  , utils = require('./utils')
  , connect = require('connect')
  , fresh = require('fresh')
  , parseRange = require('range-parser')
  , parse = connect.utils.parseUrl
  , mime = connect.mime;

/**
 * Request prototype.
 */

var req = exports = module.exports = {
  __proto__: http.IncomingMessage.prototype
};

/**
 * Return request header.
 *
 * The `Referrer` header field is special-cased,
 * both `Referrer` and `Referer` are interchangeable.
 *
 * Examples:

/**
 * Module dependencies.
 */

var http = require('http')
  , path = require('path')
  , connect = require('connect')
  , utils = connect.utils
  , sign = require('cookie-signature').sign
  , normalizeType = require('./utils').normalizeType
  , normalizeTypes = require('./utils').normalizeTypes
  , etag = require('./utils').etag
  , statusCodes = http.STATUS_CODES
  , cookie = require('cookie')
  , send = require('send')
  , mime = connect.mime
  , basename = path.basename
  , extname = path.extname
  , join = path.join;

/**
 * Response prototype.
 */

var res = module.exports = {
  __proto__: http.ServerResponse.prototype
};

/**
 * Set status `code`.
 *
 * @param {Number} code

/**
 * Module dependencies.
 */

var http = require('http')
  , utils = require('./utils')
  , connect = require('connect')
  , fresh = require('fresh')
  , parseRange = require('range-parser')
  , parse = connect.utils.parseUrl
  , mime = connect.mime;

/**
 * Request prototype.
 */

var req = exports = module.exports = {
  __proto__: http.IncomingMessage.prototype
};

/**
 * Return request header.
 *
 * The `Referrer` header field is special-cased,
 * both `Referrer` and `Referer` are interchangeable.
 *
 * Examples:

/**
 * Module dependencies.
 */

var http = require('http')
  , path = require('path')
  , connect = require('connect')
  , utils = connect.utils
  , sign = require('cookie-signature').sign
  , normalizeType = require('./utils').normalizeType
  , normalizeTypes = require('./utils').normalizeTypes
  , etag = require('./utils').etag
  , statusCodes = http.STATUS_CODES
  , cookie = require('cookie')
  , send = require('send')
  , mime = connect.mime
  , basename = path.basename
  , extname = path.extname
  , join = path.join;

/**
 * Response prototype.
 */

var res = module.exports = {
  __proto__: http.ServerResponse.prototype
};

/**
 * Set status `code`.
 *
 * @param {Number} code