--- /dev/null
+!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var f;"undefined"!=typeof window?f=window:"undefined"!=typeof global?f=global:"undefined"!=typeof self&&(f=self),f.superagent=e()}}(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
+
+/**
+ * Expose `Emitter`.
+ */
+
+module.exports = Emitter;
+
+/**
+ * Initialize a new `Emitter`.
+ *
+ * @api public
+ */
+
+function Emitter(obj) {
+ if (obj) return mixin(obj);
+};
+
+/**
+ * Mixin the emitter properties.
+ *
+ * @param {Object} obj
+ * @return {Object}
+ * @api private
+ */
+
+function mixin(obj) {
+ for (var key in Emitter.prototype) {
+ obj[key] = Emitter.prototype[key];
+ }
+ return obj;
+}
+
+/**
+ * Listen on the given `event` with `fn`.
+ *
+ * @param {String} event
+ * @param {Function} fn
+ * @return {Emitter}
+ * @api public
+ */
+
+Emitter.prototype.on =
+Emitter.prototype.addEventListener = function(event, fn){
+ this._callbacks = this._callbacks || {};
+ (this._callbacks['$' + event] = this._callbacks['$' + event] || [])
+ .push(fn);
+ return this;
+};
+
+/**
+ * Adds an `event` listener that will be invoked a single
+ * time then automatically removed.
+ *
+ * @param {String} event
+ * @param {Function} fn
+ * @return {Emitter}
+ * @api public
+ */
+
+Emitter.prototype.once = function(event, fn){
+ function on() {
+ this.off(event, on);
+ fn.apply(this, arguments);
+ }
+
+ on.fn = fn;
+ this.on(event, on);
+ return this;
+};
+
+/**
+ * Remove the given callback for `event` or all
+ * registered callbacks.
+ *
+ * @param {String} event
+ * @param {Function} fn
+ * @return {Emitter}
+ * @api public
+ */
+
+Emitter.prototype.off =
+Emitter.prototype.removeListener =
+Emitter.prototype.removeAllListeners =
+Emitter.prototype.removeEventListener = function(event, fn){
+ this._callbacks = this._callbacks || {};
+
+ // all
+ if (0 == arguments.length) {
+ this._callbacks = {};
+ return this;
+ }
+
+ // specific event
+ var callbacks = this._callbacks['$' + event];
+ if (!callbacks) return this;
+
+ // remove all handlers
+ if (1 == arguments.length) {
+ delete this._callbacks['$' + event];
+ return this;
+ }
+
+ // remove specific handler
+ var cb;
+ for (var i = 0; i < callbacks.length; i++) {
+ cb = callbacks[i];
+ if (cb === fn || cb.fn === fn) {
+ callbacks.splice(i, 1);
+ break;
+ }
+ }
+ return this;
+};
+
+/**
+ * Emit `event` with the given args.
+ *
+ * @param {String} event
+ * @param {Mixed} ...
+ * @return {Emitter}
+ */
+
+Emitter.prototype.emit = function(event){
+ this._callbacks = this._callbacks || {};
+ var args = [].slice.call(arguments, 1)
+ , callbacks = this._callbacks['$' + event];
+
+ if (callbacks) {
+ callbacks = callbacks.slice(0);
+ for (var i = 0, len = callbacks.length; i < len; ++i) {
+ callbacks[i].apply(this, args);
+ }
+ }
+
+ return this;
+};
+
+/**
+ * Return array of callbacks for `event`.
+ *
+ * @param {String} event
+ * @return {Array}
+ * @api public
+ */
+
+Emitter.prototype.listeners = function(event){
+ this._callbacks = this._callbacks || {};
+ return this._callbacks['$' + event] || [];
+};
+
+/**
+ * Check if this emitter has `event` handlers.
+ *
+ * @param {String} event
+ * @return {Boolean}
+ * @api public
+ */
+
+Emitter.prototype.hasListeners = function(event){
+ return !! this.listeners(event).length;
+};
+
+},{}],2:[function(require,module,exports){
+
+/**
+ * Reduce `arr` with `fn`.
+ *
+ * @param {Array} arr
+ * @param {Function} fn
+ * @param {Mixed} initial
+ *
+ * TODO: combatible error handling?
+ */
+
+module.exports = function(arr, fn, initial){
+ var idx = 0;
+ var len = arr.length;
+ var curr = arguments.length == 3
+ ? initial
+ : arr[idx++];
+
+ while (idx < len) {
+ curr = fn.call(null, curr, arr[idx], ++idx, arr);
+ }
+
+ return curr;
+};
+},{}],3:[function(require,module,exports){
+/**
+ * Module dependencies.
+ */
+
+var Emitter = require('emitter');
+var reduce = require('reduce');
+
+/**
+ * Root reference for iframes.
+ */
+
+var root;
+if (typeof window !== 'undefined') { // Browser window
+ root = window;
+} else if (typeof self !== 'undefined') { // Web Worker
+ root = self;
+} else { // Other environments
+ root = this;
+}
+
+/**
+ * Noop.
+ */
+
+function noop(){};
+
+/**
+ * Check if `obj` is a host object,
+ * we don't want to serialize these :)
+ *
+ * TODO: future proof, move to compoent land
+ *
+ * @param {Object} obj
+ * @return {Boolean}
+ * @api private
+ */
+
+function isHost(obj) {
+ var str = {}.toString.call(obj);
+
+ switch (str) {
+ case '[object File]':
+ case '[object Blob]':
+ case '[object FormData]':
+ return true;
+ default:
+ return false;
+ }
+}
+
+/**
+ * Determine XHR.
+ */
+
+request.getXHR = function () {
+ if (root.XMLHttpRequest
+ && (!root.location || 'file:' != root.location.protocol
+ || !root.ActiveXObject)) {
+ return new XMLHttpRequest;
+ } else {
+ try { return new ActiveXObject('Microsoft.XMLHTTP'); } catch(e) {}
+ try { return new ActiveXObject('Msxml2.XMLHTTP.6.0'); } catch(e) {}
+ try { return new ActiveXObject('Msxml2.XMLHTTP.3.0'); } catch(e) {}
+ try { return new ActiveXObject('Msxml2.XMLHTTP'); } catch(e) {}
+ }
+ return false;
+};
+
+/**
+ * Removes leading and trailing whitespace, added to support IE.
+ *
+ * @param {String} s
+ * @return {String}
+ * @api private
+ */
+
+var trim = ''.trim
+ ? function(s) { return s.trim(); }
+ : function(s) { return s.replace(/(^\s*|\s*$)/g, ''); };
+
+/**
+ * Check if `obj` is an object.
+ *
+ * @param {Object} obj
+ * @return {Boolean}
+ * @api private
+ */
+
+function isObject(obj) {
+ return obj === Object(obj);
+}
+
+/**
+ * Serialize the given `obj`.
+ *
+ * @param {Object} obj
+ * @return {String}
+ * @api private
+ */
+
+function serialize(obj) {
+ if (!isObject(obj)) return obj;
+ var pairs = [];
+ for (var key in obj) {
+ if (null != obj[key]) {
+ pushEncodedKeyValuePair(pairs, key, obj[key]);
+ }
+ }
+ return pairs.join('&');
+}
+
+/**
+ * Helps 'serialize' with serializing arrays.
+ * Mutates the pairs array.
+ *
+ * @param {Array} pairs
+ * @param {String} key
+ * @param {Mixed} val
+ */
+
+function pushEncodedKeyValuePair(pairs, key, val) {
+ if (Array.isArray(val)) {
+ return val.forEach(function(v) {
+ pushEncodedKeyValuePair(pairs, key, v);
+ });
+ }
+ pairs.push(encodeURIComponent(key)
+ + '=' + encodeURIComponent(val));
+}
+
+/**
+ * Expose serialization method.
+ */
+
+ request.serializeObject = serialize;
+
+ /**
+ * Parse the given x-www-form-urlencoded `str`.
+ *
+ * @param {String} str
+ * @return {Object}
+ * @api private
+ */
+
+function parseString(str) {
+ var obj = {};
+ var pairs = str.split('&');
+ var parts;
+ var pair;
+
+ for (var i = 0, len = pairs.length; i < len; ++i) {
+ pair = pairs[i];
+ parts = pair.split('=');
+ obj[decodeURIComponent(parts[0])] = decodeURIComponent(parts[1]);
+ }
+
+ return obj;
+}
+
+/**
+ * Expose parser.
+ */
+
+request.parseString = parseString;
+
+/**
+ * Default MIME type map.
+ *
+ * superagent.types.xml = 'application/xml';
+ *
+ */
+
+request.types = {
+ html: 'text/html',
+ json: 'application/json',
+ xml: 'application/xml',
+ urlencoded: 'application/x-www-form-urlencoded',
+ 'form': 'application/x-www-form-urlencoded',
+ 'form-data': 'application/x-www-form-urlencoded'
+};
+
+/**
+ * Default serialization map.
+ *
+ * superagent.serialize['application/xml'] = function(obj){
+ * return 'generated xml here';
+ * };
+ *
+ */
+
+ request.serialize = {
+ 'application/x-www-form-urlencoded': serialize,
+ 'application/json': JSON.stringify
+ };
+
+ /**
+ * Default parsers.
+ *
+ * superagent.parse['application/xml'] = function(str){
+ * return { object parsed from str };
+ * };
+ *
+ */
+
+request.parse = {
+ 'application/x-www-form-urlencoded': parseString,
+ 'application/json': JSON.parse
+};
+
+/**
+ * Parse the given header `str` into
+ * an object containing the mapped fields.
+ *
+ * @param {String} str
+ * @return {Object}
+ * @api private
+ */
+
+function parseHeader(str) {
+ var lines = str.split(/\r?\n/);
+ var fields = {};
+ var index;
+ var line;
+ var field;
+ var val;
+
+ lines.pop(); // trailing CRLF
+
+ for (var i = 0, len = lines.length; i < len; ++i) {
+ line = lines[i];
+ index = line.indexOf(':');
+ field = line.slice(0, index).toLowerCase();
+ val = trim(line.slice(index + 1));
+ fields[field] = val;
+ }
+
+ return fields;
+}
+
+/**
+ * Check if `mime` is json or has +json structured syntax suffix.
+ *
+ * @param {String} mime
+ * @return {Boolean}
+ * @api private
+ */
+
+function isJSON(mime) {
+ return /[\/+]json\b/.test(mime);
+}
+
+/**
+ * Return the mime type for the given `str`.
+ *
+ * @param {String} str
+ * @return {String}
+ * @api private
+ */
+
+function type(str){
+ return str.split(/ *; */).shift();
+};
+
+/**
+ * Return header field parameters.
+ *
+ * @param {String} str
+ * @return {Object}
+ * @api private
+ */
+
+function params(str){
+ return reduce(str.split(/ *; */), function(obj, str){
+ var parts = str.split(/ *= */)
+ , key = parts.shift()
+ , val = parts.shift();
+
+ if (key && val) obj[key] = val;
+ return obj;
+ }, {});
+};
+
+/**
+ * Initialize a new `Response` with the given `xhr`.
+ *
+ * - set flags (.ok, .error, etc)
+ * - parse header
+ *
+ * Examples:
+ *
+ * Aliasing `superagent` as `request` is nice:
+ *
+ * request = superagent;
+ *
+ * We can use the promise-like API, or pass callbacks:
+ *
+ * request.get('/').end(function(res){});
+ * request.get('/', function(res){});
+ *
+ * Sending data can be chained:
+ *
+ * request
+ * .post('/user')
+ * .send({ name: 'tj' })
+ * .end(function(res){});
+ *
+ * Or passed to `.send()`:
+ *
+ * request
+ * .post('/user')
+ * .send({ name: 'tj' }, function(res){});
+ *
+ * Or passed to `.post()`:
+ *
+ * request
+ * .post('/user', { name: 'tj' })
+ * .end(function(res){});
+ *
+ * Or further reduced to a single call for simple cases:
+ *
+ * request
+ * .post('/user', { name: 'tj' }, function(res){});
+ *
+ * @param {XMLHTTPRequest} xhr
+ * @param {Object} options
+ * @api private
+ */
+
+function Response(req, options) {
+ options = options || {};
+ this.req = req;
+ this.xhr = this.req.xhr;
+ // responseText is accessible only if responseType is '' or 'text' and on older browsers
+ this.text = ((this.req.method !='HEAD' && (this.xhr.responseType === '' || this.xhr.responseType === 'text')) || typeof this.xhr.responseType === 'undefined')
+ ? this.xhr.responseText
+ : null;
+ this.statusText = this.req.xhr.statusText;
+ this.setStatusProperties(this.xhr.status);
+ this.header = this.headers = parseHeader(this.xhr.getAllResponseHeaders());
+ // getAllResponseHeaders sometimes falsely returns "" for CORS requests, but
+ // getResponseHeader still works. so we get content-type even if getting
+ // other headers fails.
+ this.header['content-type'] = this.xhr.getResponseHeader('content-type');
+ this.setHeaderProperties(this.header);
+ this.body = this.req.method != 'HEAD'
+ ? this.parseBody(this.text ? this.text : this.xhr.response)
+ : null;
+}
+
+/**
+ * Get case-insensitive `field` value.
+ *
+ * @param {String} field
+ * @return {String}
+ * @api public
+ */
+
+Response.prototype.get = function(field){
+ return this.header[field.toLowerCase()];
+};
+
+/**
+ * Set header related properties:
+ *
+ * - `.type` the content type without params
+ *
+ * A response of "Content-Type: text/plain; charset=utf-8"
+ * will provide you with a `.type` of "text/plain".
+ *
+ * @param {Object} header
+ * @api private
+ */
+
+Response.prototype.setHeaderProperties = function(header){
+ // content-type
+ var ct = this.header['content-type'] || '';
+ this.type = type(ct);
+
+ // params
+ var obj = params(ct);
+ for (var key in obj) this[key] = obj[key];
+};
+
+/**
+ * Parse the given body `str`.
+ *
+ * Used for auto-parsing of bodies. Parsers
+ * are defined on the `superagent.parse` object.
+ *
+ * @param {String} str
+ * @return {Mixed}
+ * @api private
+ */
+
+Response.prototype.parseBody = function(str){
+ var parse = request.parse[this.type];
+ return parse && str && (str.length || str instanceof Object)
+ ? parse(str)
+ : null;
+};
+
+/**
+ * Set flags such as `.ok` based on `status`.
+ *
+ * For example a 2xx response will give you a `.ok` of __true__
+ * whereas 5xx will be __false__ and `.error` will be __true__. The
+ * `.clientError` and `.serverError` are also available to be more
+ * specific, and `.statusType` is the class of error ranging from 1..5
+ * sometimes useful for mapping respond colors etc.
+ *
+ * "sugar" properties are also defined for common cases. Currently providing:
+ *
+ * - .noContent
+ * - .badRequest
+ * - .unauthorized
+ * - .notAcceptable
+ * - .notFound
+ *
+ * @param {Number} status
+ * @api private
+ */
+
+Response.prototype.setStatusProperties = function(status){
+ // handle IE9 bug: http://stackoverflow.com/questions/10046972/msie-returns-status-code-of-1223-for-ajax-request
+ if (status === 1223) {
+ status = 204;
+ }
+
+ var type = status / 100 | 0;
+
+ // status / class
+ this.status = this.statusCode = status;
+ this.statusType = type;
+
+ // basics
+ this.info = 1 == type;
+ this.ok = 2 == type;
+ this.clientError = 4 == type;
+ this.serverError = 5 == type;
+ this.error = (4 == type || 5 == type)
+ ? this.toError()
+ : false;
+
+ // sugar
+ this.accepted = 202 == status;
+ this.noContent = 204 == status;
+ this.badRequest = 400 == status;
+ this.unauthorized = 401 == status;
+ this.notAcceptable = 406 == status;
+ this.notFound = 404 == status;
+ this.forbidden = 403 == status;
+};
+
+/**
+ * Return an `Error` representative of this response.
+ *
+ * @return {Error}
+ * @api public
+ */
+
+Response.prototype.toError = function(){
+ var req = this.req;
+ var method = req.method;
+ var url = req.url;
+
+ var msg = 'cannot ' + method + ' ' + url + ' (' + this.status + ')';
+ var err = new Error(msg);
+ err.status = this.status;
+ err.method = method;
+ err.url = url;
+
+ return err;
+};
+
+/**
+ * Expose `Response`.
+ */
+
+request.Response = Response;
+
+/**
+ * Initialize a new `Request` with the given `method` and `url`.
+ *
+ * @param {String} method
+ * @param {String} url
+ * @api public
+ */
+
+function Request(method, url) {
+ var self = this;
+ Emitter.call(this);
+ this._query = this._query || [];
+ this.method = method;
+ this.url = url;
+ this.header = {};
+ this._header = {};
+ this.on('end', function(){
+ var err = null;
+ var res = null;
+
+ try {
+ res = new Response(self);
+ } catch(e) {
+ err = new Error('Parser is unable to parse the response');
+ err.parse = true;
+ err.original = e;
+ // issue #675: return the raw response if the response parsing fails
+ err.rawResponse = self.xhr && self.xhr.responseText ? self.xhr.responseText : null;
+ return self.callback(err);
+ }
+
+ self.emit('response', res);
+
+ if (err) {
+ return self.callback(err, res);
+ }
+
+ if (res.status >= 200 && res.status < 300) {
+ return self.callback(err, res);
+ }
+
+ var new_err = new Error(res.statusText || 'Unsuccessful HTTP response');
+ new_err.original = err;
+ new_err.response = res;
+ new_err.status = res.status;
+
+ self.callback(new_err, res);
+ });
+}
+
+/**
+ * Mixin `Emitter`.
+ */
+
+Emitter(Request.prototype);
+
+/**
+ * Allow for extension
+ */
+
+Request.prototype.use = function(fn) {
+ fn(this);
+ return this;
+}
+
+/**
+ * Set timeout to `ms`.
+ *
+ * @param {Number} ms
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.timeout = function(ms){
+ this._timeout = ms;
+ return this;
+};
+
+/**
+ * Clear previous timeout.
+ *
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.clearTimeout = function(){
+ this._timeout = 0;
+ clearTimeout(this._timer);
+ return this;
+};
+
+/**
+ * Abort the request, and clear potential timeout.
+ *
+ * @return {Request}
+ * @api public
+ */
+
+Request.prototype.abort = function(){
+ if (this.aborted) return;
+ this.aborted = true;
+ this.xhr.abort();
+ this.clearTimeout();
+ this.emit('abort');
+ return this;
+};
+
+/**
+ * Set header `field` to `val`, or multiple fields with one object.
+ *
+ * Examples:
+ *
+ * req.get('/')
+ * .set('Accept', 'application/json')
+ * .set('X-API-Key', 'foobar')
+ * .end(callback);
+ *
+ * req.get('/')
+ * .set({ Accept: 'application/json', 'X-API-Key': 'foobar' })
+ * .end(callback);
+ *
+ * @param {String|Object} field
+ * @param {String} val
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.set = function(field, val){
+ if (isObject(field)) {
+ for (var key in field) {
+ this.set(key, field[key]);
+ }
+ return this;
+ }
+ this._header[field.toLowerCase()] = val;
+ this.header[field] = val;
+ return this;
+};
+
+/**
+ * Remove header `field`.
+ *
+ * Example:
+ *
+ * req.get('/')
+ * .unset('User-Agent')
+ * .end(callback);
+ *
+ * @param {String} field
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.unset = function(field){
+ delete this._header[field.toLowerCase()];
+ delete this.header[field];
+ return this;
+};
+
+/**
+ * Get case-insensitive header `field` value.
+ *
+ * @param {String} field
+ * @return {String}
+ * @api private
+ */
+
+Request.prototype.getHeader = function(field){
+ return this._header[field.toLowerCase()];
+};
+
+/**
+ * Set Content-Type to `type`, mapping values from `request.types`.
+ *
+ * Examples:
+ *
+ * superagent.types.xml = 'application/xml';
+ *
+ * request.post('/')
+ * .type('xml')
+ * .send(xmlstring)
+ * .end(callback);
+ *
+ * request.post('/')
+ * .type('application/xml')
+ * .send(xmlstring)
+ * .end(callback);
+ *
+ * @param {String} type
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.type = function(type){
+ this.set('Content-Type', request.types[type] || type);
+ return this;
+};
+
+/**
+ * Force given parser
+ *
+ * Sets the body parser no matter type.
+ *
+ * @param {Function}
+ * @api public
+ */
+
+Request.prototype.parse = function(fn){
+ this._parser = fn;
+ return this;
+};
+
+/**
+ * Set Accept to `type`, mapping values from `request.types`.
+ *
+ * Examples:
+ *
+ * superagent.types.json = 'application/json';
+ *
+ * request.get('/agent')
+ * .accept('json')
+ * .end(callback);
+ *
+ * request.get('/agent')
+ * .accept('application/json')
+ * .end(callback);
+ *
+ * @param {String} accept
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.accept = function(type){
+ this.set('Accept', request.types[type] || type);
+ return this;
+};
+
+/**
+ * Set Authorization field value with `user` and `pass`.
+ *
+ * @param {String} user
+ * @param {String} pass
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.auth = function(user, pass){
+ var str = btoa(user + ':' + pass);
+ this.set('Authorization', 'Basic ' + str);
+ return this;
+};
+
+/**
+* Add query-string `val`.
+*
+* Examples:
+*
+* request.get('/shoes')
+* .query('size=10')
+* .query({ color: 'blue' })
+*
+* @param {Object|String} val
+* @return {Request} for chaining
+* @api public
+*/
+
+Request.prototype.query = function(val){
+ if ('string' != typeof val) val = serialize(val);
+ if (val) this._query.push(val);
+ return this;
+};
+
+/**
+ * Write the field `name` and `val` for "multipart/form-data"
+ * request bodies.
+ *
+ * ``` js
+ * request.post('/upload')
+ * .field('foo', 'bar')
+ * .end(callback);
+ * ```
+ *
+ * @param {String} name
+ * @param {String|Blob|File} val
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.field = function(name, val){
+ if (!this._formData) this._formData = new root.FormData();
+ this._formData.append(name, val);
+ return this;
+};
+
+/**
+ * Queue the given `file` as an attachment to the specified `field`,
+ * with optional `filename`.
+ *
+ * ``` js
+ * request.post('/upload')
+ * .attach(new Blob(['<a id="a"><b id="b">hey!</b></a>'], { type: "text/html"}))
+ * .end(callback);
+ * ```
+ *
+ * @param {String} field
+ * @param {Blob|File} file
+ * @param {String} filename
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.attach = function(field, file, filename){
+ if (!this._formData) this._formData = new root.FormData();
+ this._formData.append(field, file, filename || file.name);
+ return this;
+};
+
+/**
+ * Send `data` as the request body, defaulting the `.type()` to "json" when
+ * an object is given.
+ *
+ * Examples:
+ *
+ * // manual json
+ * request.post('/user')
+ * .type('json')
+ * .send('{"name":"tj"}')
+ * .end(callback)
+ *
+ * // auto json
+ * request.post('/user')
+ * .send({ name: 'tj' })
+ * .end(callback)
+ *
+ * // manual x-www-form-urlencoded
+ * request.post('/user')
+ * .type('form')
+ * .send('name=tj')
+ * .end(callback)
+ *
+ * // auto x-www-form-urlencoded
+ * request.post('/user')
+ * .type('form')
+ * .send({ name: 'tj' })
+ * .end(callback)
+ *
+ * // defaults to x-www-form-urlencoded
+ * request.post('/user')
+ * .send('name=tobi')
+ * .send('species=ferret')
+ * .end(callback)
+ *
+ * @param {String|Object} data
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.send = function(data){
+ var obj = isObject(data);
+ var type = this.getHeader('Content-Type');
+
+ // merge
+ if (obj && isObject(this._data)) {
+ for (var key in data) {
+ this._data[key] = data[key];
+ }
+ } else if ('string' == typeof data) {
+ if (!type) this.type('form');
+ type = this.getHeader('Content-Type');
+ if ('application/x-www-form-urlencoded' == type) {
+ this._data = this._data
+ ? this._data + '&' + data
+ : data;
+ } else {
+ this._data = (this._data || '') + data;
+ }
+ } else {
+ this._data = data;
+ }
+
+ if (!obj || isHost(data)) return this;
+ if (!type) this.type('json');
+ return this;
+};
+
+/**
+ * Invoke the callback with `err` and `res`
+ * and handle arity check.
+ *
+ * @param {Error} err
+ * @param {Response} res
+ * @api private
+ */
+
+Request.prototype.callback = function(err, res){
+ var fn = this._callback;
+ this.clearTimeout();
+ fn(err, res);
+};
+
+/**
+ * Invoke callback with x-domain error.
+ *
+ * @api private
+ */
+
+Request.prototype.crossDomainError = function(){
+ var err = new Error('Request has been terminated\nPossible causes: the network is offline, Origin is not allowed by Access-Control-Allow-Origin, the page is being unloaded, etc.');
+ err.crossDomain = true;
+
+ err.status = this.status;
+ err.method = this.method;
+ err.url = this.url;
+
+ this.callback(err);
+};
+
+/**
+ * Invoke callback with timeout error.
+ *
+ * @api private
+ */
+
+Request.prototype.timeoutError = function(){
+ var timeout = this._timeout;
+ var err = new Error('timeout of ' + timeout + 'ms exceeded');
+ err.timeout = timeout;
+ this.callback(err);
+};
+
+/**
+ * Enable transmission of cookies with x-domain requests.
+ *
+ * Note that for this to work the origin must not be
+ * using "Access-Control-Allow-Origin" with a wildcard,
+ * and also must set "Access-Control-Allow-Credentials"
+ * to "true".
+ *
+ * @api public
+ */
+
+Request.prototype.withCredentials = function(){
+ this._withCredentials = true;
+ return this;
+};
+
+/**
+ * Initiate request, invoking callback `fn(res)`
+ * with an instanceof `Response`.
+ *
+ * @param {Function} fn
+ * @return {Request} for chaining
+ * @api public
+ */
+
+Request.prototype.end = function(fn){
+ var self = this;
+ var xhr = this.xhr = request.getXHR();
+ var query = this._query.join('&');
+ var timeout = this._timeout;
+ var data = this._formData || this._data;
+
+ // store callback
+ this._callback = fn || noop;
+
+ // state change
+ xhr.onreadystatechange = function(){
+ if (4 != xhr.readyState) return;
+
+ // In IE9, reads to any property (e.g. status) off of an aborted XHR will
+ // result in the error "Could not complete the operation due to error c00c023f"
+ var status;
+ try { status = xhr.status } catch(e) { status = 0; }
+
+ if (0 == status) {
+ if (self.timedout) return self.timeoutError();
+ if (self.aborted) return;
+ return self.crossDomainError();
+ }
+ self.emit('end');
+ };
+
+ // progress
+ var handleProgress = function(e){
+ if (e.total > 0) {
+ e.percent = e.loaded / e.total * 100;
+ }
+ e.direction = 'download';
+ self.emit('progress', e);
+ };
+ if (this.hasListeners('progress')) {
+ xhr.onprogress = handleProgress;
+ }
+ try {
+ if (xhr.upload && this.hasListeners('progress')) {
+ xhr.upload.onprogress = handleProgress;
+ }
+ } catch(e) {
+ // Accessing xhr.upload fails in IE from a web worker, so just pretend it doesn't exist.
+ // Reported here:
+ // https://connect.microsoft.com/IE/feedback/details/837245/xmlhttprequest-upload-throws-invalid-argument-when-used-from-web-worker-context
+ }
+
+ // timeout
+ if (timeout && !this._timer) {
+ this._timer = setTimeout(function(){
+ self.timedout = true;
+ self.abort();
+ }, timeout);
+ }
+
+ // querystring
+ if (query) {
+ query = request.serializeObject(query);
+ this.url += ~this.url.indexOf('?')
+ ? '&' + query
+ : '?' + query;
+ }
+
+ // initiate request
+ xhr.open(this.method, this.url, true);
+
+ // CORS
+ if (this._withCredentials) xhr.withCredentials = true;
+
+ // body
+ if ('GET' != this.method && 'HEAD' != this.method && 'string' != typeof data && !isHost(data)) {
+ // serialize stuff
+ var contentType = this.getHeader('Content-Type');
+ var serialize = this._parser || request.serialize[contentType ? contentType.split(';')[0] : ''];
+ if (!serialize && isJSON(contentType)) serialize = request.serialize['application/json'];
+ if (serialize) data = serialize(data);
+ }
+
+ // set header fields
+ for (var field in this.header) {
+ if (null == this.header[field]) continue;
+ xhr.setRequestHeader(field, this.header[field]);
+ }
+
+ // send stuff
+ this.emit('request', this);
+
+ // IE11 xhr.send(undefined) sends 'undefined' string as POST payload (instead of nothing)
+ // We need null here if data is undefined
+ xhr.send(typeof data !== 'undefined' ? data : null);
+ return this;
+};
+
+/**
+ * Faux promise support
+ *
+ * @param {Function} fulfill
+ * @param {Function} reject
+ * @return {Request}
+ */
+
+Request.prototype.then = function (fulfill, reject) {
+ return this.end(function(err, res) {
+ err ? reject(err) : fulfill(res);
+ });
+}
+
+/**
+ * Expose `Request`.
+ */
+
+request.Request = Request;
+
+/**
+ * Issue a request:
+ *
+ * Examples:
+ *
+ * request('GET', '/users').end(callback)
+ * request('/users').end(callback)
+ * request('/users', callback)
+ *
+ * @param {String} method
+ * @param {String|Function} url or callback
+ * @return {Request}
+ * @api public
+ */
+
+function request(method, url) {
+ // callback
+ if ('function' == typeof url) {
+ return new Request('GET', method).end(url);
+ }
+
+ // url first
+ if (1 == arguments.length) {
+ return new Request('GET', method);
+ }
+
+ return new Request(method, url);
+}
+
+/**
+ * GET `url` with optional callback `fn(res)`.
+ *
+ * @param {String} url
+ * @param {Mixed|Function} data or fn
+ * @param {Function} fn
+ * @return {Request}
+ * @api public
+ */
+
+request.get = function(url, data, fn){
+ var req = request('GET', url);
+ if ('function' == typeof data) fn = data, data = null;
+ if (data) req.query(data);
+ if (fn) req.end(fn);
+ return req;
+};
+
+/**
+ * HEAD `url` with optional callback `fn(res)`.
+ *
+ * @param {String} url
+ * @param {Mixed|Function} data or fn
+ * @param {Function} fn
+ * @return {Request}
+ * @api public
+ */
+
+request.head = function(url, data, fn){
+ var req = request('HEAD', url);
+ if ('function' == typeof data) fn = data, data = null;
+ if (data) req.send(data);
+ if (fn) req.end(fn);
+ return req;
+};
+
+/**
+ * DELETE `url` with optional callback `fn(res)`.
+ *
+ * @param {String} url
+ * @param {Function} fn
+ * @return {Request}
+ * @api public
+ */
+
+function del(url, fn){
+ var req = request('DELETE', url);
+ if (fn) req.end(fn);
+ return req;
+};
+
+request['del'] = del;
+request['delete'] = del;
+
+/**
+ * PATCH `url` with optional `data` and callback `fn(res)`.
+ *
+ * @param {String} url
+ * @param {Mixed} data
+ * @param {Function} fn
+ * @return {Request}
+ * @api public
+ */
+
+request.patch = function(url, data, fn){
+ var req = request('PATCH', url);
+ if ('function' == typeof data) fn = data, data = null;
+ if (data) req.send(data);
+ if (fn) req.end(fn);
+ return req;
+};
+
+/**
+ * POST `url` with optional `data` and callback `fn(res)`.
+ *
+ * @param {String} url
+ * @param {Mixed} data
+ * @param {Function} fn
+ * @return {Request}
+ * @api public
+ */
+
+request.post = function(url, data, fn){
+ var req = request('POST', url);
+ if ('function' == typeof data) fn = data, data = null;
+ if (data) req.send(data);
+ if (fn) req.end(fn);
+ return req;
+};
+
+/**
+ * PUT `url` with optional `data` and callback `fn(res)`.
+ *
+ * @param {String} url
+ * @param {Mixed|Function} data or fn
+ * @param {Function} fn
+ * @return {Request}
+ * @api public
+ */
+
+request.put = function(url, data, fn){
+ var req = request('PUT', url);
+ if ('function' == typeof data) fn = data, data = null;
+ if (data) req.send(data);
+ if (fn) req.end(fn);
+ return req;
+};
+
+/**
+ * Expose `request`.
+ */
+
+module.exports = request;
+
+},{"emitter":1,"reduce":2}]},{},[3])(3)
+});
\ No newline at end of file