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shrine-medco/shrine-webclient/src/main/html/node_modules/engine.io-client/lib/transport.js
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transport.js
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			/**
			* Module dependencies.
			*/

			var parser = require('engine.io-parser');
			var Emitter = require('component-emitter');

			/**
			* Module exports.
			*/

			module.exports = Transport;

			/**
			* Transport abstract constructor.
			*
			* @param {Object} options.
			* @api private
			*/

			function Transport (opts) {
			this.path = opts.path;
			this.hostname = opts.hostname;
			this.port = opts.port;
			this.secure = opts.secure;
			this.query = opts.query;
			this.timestampParam = opts.timestampParam;
			this.timestampRequests = opts.timestampRequests;
			this.readyState = '';
			this.agent = opts.agent \|\| false;
			this.socket = opts.socket;
			this.enablesXDR = opts.enablesXDR;

			// SSL options for Node.js client
			this.pfx = opts.pfx;
			this.key = opts.key;
			this.passphrase = opts.passphrase;
			this.cert = opts.cert;
			this.ca = opts.ca;
			this.ciphers = opts.ciphers;
			this.rejectUnauthorized = opts.rejectUnauthorized;

			// other options for Node.js client
			this.extraHeaders = opts.extraHeaders;
			}

			/**
			* Mix in `Emitter`.
			*/

			Emitter(Transport.prototype);

			/**
			* Emits an error.
			*
			* @param {String} str
			* @return {Transport} for chaining
			* @api public
			*/

			Transport.prototype.onError = function (msg, desc) {
			var err = new Error(msg);
			err.type = 'TransportError';
			err.description = desc;
			this.emit('error', err);
			return this;
			};

			/**
			* Opens the transport.
			*
			* @api public
			*/

			Transport.prototype.open = function () {
			if ('closed' == this.readyState \|\| '' == this.readyState) {
			this.readyState = 'opening';
			this.doOpen();
			}

			return this;
			};

			/**
			* Closes the transport.
			*
			* @api private
			*/

			Transport.prototype.close = function () {
			if ('opening' == this.readyState \|\| 'open' == this.readyState) {
			this.doClose();
			this.onClose();
			}

			return this;
			};

			/**
			* Sends multiple packets.
			*
			* @param {Array} packets
			* @api private
			*/

			Transport.prototype.send = function(packets){
			if ('open' == this.readyState) {
			this.write(packets);
			} else {
			throw new Error('Transport not open');
			}
			};

			/**
			* Called upon open
			*
			* @api private
			*/

			Transport.prototype.onOpen = function () {
			this.readyState = 'open';
			this.writable = true;
			this.emit('open');
			};

			/**
			* Called with data.
			*
			* @param {String} data
			* @api private
			*/

			Transport.prototype.onData = function(data){
			var packet = parser.decodePacket(data, this.socket.binaryType);
			this.onPacket(packet);
			};

			/**
			* Called with a decoded packet.
			*/

			Transport.prototype.onPacket = function (packet) {
			this.emit('packet', packet);
			};

			/**
			* Called upon close.
			*
			* @api private
			*/

			Transport.prototype.onClose = function () {
			this.readyState = 'closed';
			this.emit('close');
			};