2.0.2 / 2017-06-01

• [fix] Fix timing issues with middleware (#2948)

2.0.1 / 2017-05-09

• [fix] Update path of client file (#2934)

2.0.0 / 2017-05-09

• [feat] Move binary detection to the parser (#2923)
• [feat] Allow to join several rooms at once (#2879)
• [feat] Merge Engine.IO and Socket.IO handshake packets (#2833)

• [feat] Allow the use of custom parsers (#2829)

• [fix] Use path.resolve by default and require.resolve as a fallback (#2797)

• [fix] Properly close the connection on error (#2681)

• [fix] Prevent null from being accepted as argument (#2606)

• [perf] Use shared instance of the encoder (#2825)

• [perf] Reset properties instead of deleting them (#2826)

• [perf] micro-optimisations (#2793)

• [chore] Merge history of 1.7.x and 0.9.x branches (#2930)

• [chore] Added backers and sponsors on the README (#2933)

• [chore] Bump dependencies (#2926)

• [chore] Bump socket.io-adapter to version 1.0.0 (#2867)

• [chore] Bump engine.io to version 2.0.2 (#2864)

• [chore] Bump engine.io to version 2.0.0 (#2832)

• [chore] Update issue template with fiddle (#2811)

• [chore] Update copyright year LICENSE to 2017 (#2803)

• [docs] Add an example of custom parser (#2929)

• [docs] Replace non-breaking space with proper whitespace (#2913)

• [docs] Update emit cheatsheet (#2906)

• [docs] Explicitly document that Server extends EventEmitter (#2874)

• [docs] Add server.engine.generateId attribute (#2880)

• [docs] Fix wrong space character in README (#2900)

• [docs] Fix documentation for 'connect' event (#2898)

• [docs] Add webpack build example (#2828)

• [docs] Update the wording to match the code example (#2853)

• [docs] Small addition to the Express Readme Part (#2846)

• [docs] Add a 'Features' section in the README (#2824)

• [docs] Add httpd cluster example (#2819)

• [docs] Add haproxy cluster example (#2818)

• [docs] Add nginx cluster example (#2817)

• [docs] Implement whiteboard example (#2810)

• [docs] Fix documentation for local flag (#2816)

• [docs] Add emit cheatsheet (#2815)

• [docs] Add pingInterval/pingTimeout/transports options in the API documentation (#2814)

• [docs] Add an example for socket.join() method (#2813)

• [docs] Fix a typo on clients method in the API documentation (#2812)

• [docs] Fix wrong argument name in API.md (#2802)

• [docs] Add install script on Readme.md (#2780)

• [docs] API documentation (#2784)

1.7.4 / 2017-05-07

• [chore] Bump engine.io to version 1.8.4

0.9.18 / 2017-05-07

• Remove process.EventEmitter usage for Node 7.x

1.7.3 / 2017-02-17

• [chore] Bump engine.io to version 1.8.3

1.7.2 / 2016-12-11

• [chore] Bump engine.io to version 1.8.2 (#2782)
• [fix] Fixes socket.use error packet (#2772)

1.7.1 / 2016-11-28

1.7.0 / 2016-11-27

• [docs] Comment connected socket availability for adapters (#2081)
• [docs] Fixed grammar issues in the README.md (#2159)
• [feature] serve sourcemap for socket.io-client (#2482)
• [feature] Add a local flag (#2628)
• [chore] Bump engine.io to version 1.8.1 (#2765)
• [chore] Update client location and serve minified file (#2766)

1.6.0 / 2016-11-20

• [fix] Make ETag header comply with standard. (#2603)
• [feature] Loading client script on demand. (#2567)
• [test] Fix leaking clientSocket (#2721)
• [feature] Add support for all event emitter methods (#2601)
• [chore] Update year to 2016 (#2456)
• [feature] Add support for socket middleware (#2306)
• [feature] add support for Server#close(callback) (#2748)
• [fix] Don't drop query variables on handshake (#2745)
• [example] Add disconnection/reconnection logs to the chat example (#2675)
• [perf] Minor code optimizations (#2219)
• [chore] Bump debug to version 2.3.3 (#2754)
• [chore] Bump engine.io to version 1.8.0 (#2755)
• [chore] Bump socket.io-adapter to version 0.5.0 (#2756)

1.5.1 / 2016-10-24

• [fix] Avoid swallowing exceptions thrown by user event handlers (#2682)
• [test] Use client function to unify client in test script (#2731)
• [docs] Add link to LICENSE (#2221)
• [docs] Fix JSDoc of optional parameters (#2465)
• [docs] Fix typo (#2724)
• [docs] Link readme npm package badge to npm registry page (#2612)
• [docs] Minor fixes (#2526)
• [chore] Bump socket.io-parser to 2.3.0 (#2730)
• [chore] Add Github issue and PR templates (#2733)
• [chore] Bump engine.io to 1.7.2 (#2729)
• [chore] Bump socket.io-parser to 2.3.1 (#2734)

1.5.0 / 2016-10-06

• [feature] stop append /# before id when no namespace (#2508)
• [feature] Add a 'disconnecting' event to access to socket.rooms upon disconnection (#2332)
• [fix] Fix query string management (#2422)
• [fix] add quote to exec paths, prevent error when spaces in path (#2508)
• [docs] Prevent mixup for new programmers (#2599)
• [example] Fix chat display in Firefox (#2477)
• [chore] Add gulp & babel in the build process (#2471)
• [chore] Bump engine.io to 1.7.0 (#2707)
• [chore] Remove unused zuul-ngrok dependency (#2708)
• [chore] Point towards current master of socket.io-client (#2710)
• [chore] Restrict files included in npm package (#2709)
• [chore] Link build badge to master branch (#2549)

1.4.8 / 2016-06-23

• package: bump engine.io

1.4.7 / 2016-06-23

• package: bump engine.io

1.4.6 / 2016-05-02

• package: bump engine.io

1.4.5 / 2016-01-26

• fix closing the underlying http.Server

1.4.4 / 2016-01-10

• package: bump engine.io

1.4.3 / 2016-01-08

• bump socket.io-client

1.4.2 / 2016-01-07

• bump engine.io

1.4.1 / 2016-01-07

• version bump

1.4.0 / 2015-11-28

• socket.io: increase large binary data test timeout
• package: bump engine.io for release
• trigger callback even when joining an already joined room
• package: bump parser
• namespace: clear rooms flag after a clients call (fixes #1978)
• package: bump socket.io-parser
• fixed tests with large data
• fixed a typo in the example code
• package: bump mocha
• package: bump has-binary and zuul-ngrok
• package: bump engine.io and socket.io-client
• README: clarified documentation of Socket.in
• README: fixed up legacy repo links
• test: better timeout for stress test
• socket: don't set request property which has a getter
• removed proxy index file
• support flags on namespace
• improve Socket#packet and Client#packet
• socket: warn node_redis-style about missing error
• test: added failing test
• test: increase timeout for large binary data test
• package: bump has-binary to work with all objects (fixes #1955)
• fix origin verification default https port [evanlucas]
• support compression [nkzawa]
• changed type of Client#sockets, Namespace#sockets and Socket#rooms to maps (instead of arrays)

1.3.7 / 2015-09-21

• package: bump socket.io-client for node4 compatibility
• package: bump engine.io for node4 compatibility

1.3.6 / 2015-07-14

• package: bump engine.io to fix build on windows

1.3.5 / 2015-03-03

• package: bump socket.io-parser

1.3.4 / 2015-02-14

• package: bump socket.io-client

1.3.3 / 2015-02-03

• socket: warn node_redis-style about missing error
• package: bump parser to better handle bad binary packets

1.3.2 / 2015-01-19

• no change on this release

1.3.1 / 2015-01-19

• no change on this release
• package: bump engine.io

1.3.0 / 2015-01-19

• package: bump engine.io
• add test for reconnection after server restarts [rase-]
• update license with up-to-date year range [fay-jai]
• fix leaving unknown rooms [defunctzombie]
• allow null origins when allowed origins is a function [drewblaisdell]
• fix tests on node 0.11
• package: fix npm test to run on windows
• package: bump debug v2.1.0 [coderaiser]
• added tests for volatile [rase-]

1.2.1 / 2014-11-21

• fix protocol violations and improve error handling (GH-1880)
• package: bump engine.io for websocket leak fix [3rd-Eden]
• style tweaks

1.2.0 / 2014-10-27

• package: bump engine.io
• downloads badge
• add test to check that empty rooms are autopruned
• added Server#origins(v:Function) description for dynamic CORS
• added test coverage for Server#origins(function) for dynamic CORS
• added optional Server#origins(function) for dynamic CORS
• fix usage example for Server#close
• package: fix main file for example application 'chat'
• package: bump socket.io-parser
• update README http ctor to createServer()
• bump adapter with a lot of fixes for room bookkeeping

1.1.0 / 2014-09-04

• examples: minor fix of escaping
• testing for equivalence of namespaces starting with / or without
• update index.js
• added relevant tests
• take "" and "/" as equivalent namespaces on server
• use svg instead of png to get better image quality in readme
• make CI build faster
• fix splice arguments and socket.rooms value update in socket.leaveAll.
• client cannot connect to non-existing namespaces
• bump engine.io version to get the cached IP address
• fixed handshake object address property and made the test case more strict.
• package: bump engine.io
• fixed the failing test where server crashes on disconnect involving connectBuffer
• npmignore: ignore .gitignore (fixes #1607)
• test: added failing case for socket.disconnect and nsps
• fix repo in package.json
• improve Close documentation
• use ephemeral ports
• fix: We should use the standard http protocol to handler the etag header.
• override default browser font-family for inputs
• update has-binary-data to 1.0.3
• add close specs
• add ability to stop the http server even if not created inside socket.io
• make sure server gets close
• Add test case for checking that reconnect_failed is fired only once upon failure
• package: bump socket.io-parser for component-emitter dep fix

1.0.6 / 2014-06-19

• package: bump socket.io-client

1.0.5 / 2014-06-16

• package: bump engine.io to fix jsonp \n bug and CORS warnings
• index: fix typo [yanatan16]
• add removeListener to blacklisted events
• examples: clearer instructions to install chat example
• index: fix namespace connectBuffer issue

1.0.4 / 2014-06-02

• package: bump socket.io-client

1.0.3 / 2014-05-31

• package: bump socket.io-client
• package: bump socket.io-parser for binary ACK fix
• package: bump engine.io for binary UTF8 fix
• example: fix XSS in chat example

1.0.2 / 2014-05-28

• package: bump socket.io-parser for windows fix

1.0.1 / 2014-05-28

• bump due to bad npm tag

1.0.0 / 2014-05-28

• stable release

1.0.0-pre5 / 2014-05-22

• package: bump socket.io-client for parser fixes
• package: bump engine.io

1.0.0-pre4 / 2014-05-19

• package: bump client

1.0.0-pre3 / 2014-05-17

• package: bump parser
• package: bump engine.io

1.0.0-pre2 / 2014-04-27

• package: bump engine.io
• added backwards compatible of engine.io maxHttpBufferSize
• added test that server and client using same protocol
• added support for setting allowed origins
• added information about logging
• the set function in server can be used to set some attributes for BC
• fix error in callback call 'done' instead of 'next' in docs
• package: bump socket.io-parser
• package: bump expect.js
• added some new tests, including binary with acks

1.0.0-pre / 2014-03-14

• implemented engine.io
• implemented socket.io-adapter
• implemented socket.io-protocol
• implemented debug and improved instrumentation
• added binary support
• added new require('io')(srv) signature
• simplified socket.io-client serving

0.9.14 / 2013-03-29

• manager: fix memory leak with SSL [jpallen]

0.9.13 / 2012-12-13

• package: fixed base64id requirement

0.9.12 / 2012-12-13

• manager: fix for latest node which is returning a clone with listeners [viirya]

0.9.11 / 2012-11-02

• package: move redis to optionalDependenices [3rd-Eden]
• bumped client

0.9.10 / 2012-08-10

• Don't lowercase log messages
• Always set the HTTP response in case an error should be returned to the client
• Create or destroy the flash policy server on configuration change
• Honour configuration to disable flash policy server
• Add express 3.0 instructions on Readme.md
• Bump client

0.9.9 / 2012-08-01

• Fixed sync disconnect xhrs handling
• Put license text in its own file (#965)
• Add warning to .listen() to ease the migration to Express 3.x
• Restored compatibility with node 0.4.x

0.9.8 / 2012-07-24

• Bumped client.

0.9.7 / 2012-07-24

• Prevent crash when socket leaves a room twice.
• Corrects unsafe usage of for..in
• Fix for node 0.8 with gzip compression [vadimi]
• Update redis to support Node 0.8.x
• Made ID generation securely random
• Fix Redis Store race condition in manager onOpen unsubscribe callback
• Fix for EventEmitters always reusing the same Array instance for listeners

0.9.6 / 2012-04-17

• Fixed XSS in jsonp-polling.

0.9.5 / 2012-04-05

• Added test for polling and socket close.
• Ensure close upon request close.
• Fix disconnection reason being lost for polling transports.
• Ensure that polling transports work with Connection: close.
• Log disconnection reason.

0.9.4 / 2012-04-01

• Disconnecting from namespace improvement (#795) [DanielBaulig]
• Bumped client with polling reconnection loop (#438)

0.9.3 / 2012-03-28

• Fix "Syntax error" on FF Web Console with XHR Polling [mikito]

0.9.2 / 2012-03-13

• More sensible close timeout default (fixes disconnect issue)

0.9.1-1 / 2012-03-02

• Bumped client with NPM dependency fix.

0.9.1 / 2012-03-02

• Changed heartbeat timeout and interval defaults (60 and 25 seconds)
• Make tests work both on 0.4 and 0.6
• Updated client (improvements + bug fixes).

0.9.0 / 2012-02-26

• Make it possible to use a regexp to match the socket.io resource URL. We need this because we have to prefix the socket.io URL with a variable ID.
• Supplemental fix to gavinuhma/authfix, it looks like the same Access-Control-Origin logic is needed in the http and xhr-polling transports
• Updated express dep for windows compatibility.
• Combine two substr calls into one in decodePayload to improve performance
• Minor documentation fix
• Minor. Conform to style of other files.
• Switching setting to 'match origin protocol'
• Revert "Fixes leaking Redis subscriptions for #663. The local flag was not getting passed through onClientDisconnect()."
• Revert "Handle leaked dispatch:[id] subscription."
• Merge pull request #667 from dshaw/patch/redis-disconnect
• Handle leaked dispatch:[id] subscription.
• Fixes leaking Redis subscriptions for #663. The local flag was not getting passed through onClientDisconnect().
• Prevent memory leaking on uncompleted requests & add max post size limitation
• Fix for testcase
• Set Access-Control-Allow-Credentials true, regardless of cookie
• Remove assertvarnish from package as it breaks on 0.6
• Correct irc channel
• Added proper return after reserved field error
• Fixes manager.js failure to close connection after transport error has happened
• Added implicit port 80 for origin checks. fixes #638
• Fixed bug #432 in 0.8.7
• Set Access-Control-Allow-Origin header to origin to enable withCredentials
• Adding configuration variable matchOriginProtocol
• Fixes location mismatch error in Safari.
• Use tty to detect if we should add colors or not by default.
• Updated the package location.

0.8.7 / 2011-11-05

• Fixed memory leaks in closed clients.
• Fixed memory leaks in namespaces.
• Fixed websocket handling for malformed requests from proxies. [einaros]
• Node 0.6 compatibility. [einaros] [3rd-Eden]
• Adapted tests and examples.

0.8.6 / 2011-10-27

• Added JSON decoding on jsonp-polling transport.
• Fixed README example.
• Major speed optimizations [3rd-Eden] [einaros] [visionmedia]
• Added decode/encode benchmarks [visionmedia]
• Added support for black-listing client sent events.
• Fixed logging options, closes #540 [3rd-Eden]
• Added vary header for gzip [3rd-Eden]
• Properly cleaned up async websocket / flashsocket tests, after patching node-websocket-client
• Patched to properly shut down when a finishClose call is made during connection establishment
• Added support for socket.io version on url and far-future Expires [3rd-Eden] [getify]
• Began IE10 compatibility [einaros] [tbranyen]
• Misc WebSocket fixes [einaros]
• Added UTF8 to respone headers for htmlfile [3rd-Eden]

0.8.5 / 2011-10-07

• Added websocket draft HyBi-16 support. [einaros]
• Fixed websocket continuation bugs. [einaros]
• Fixed flashsocket transport name.
• Fixed websocket tests.
• Ensured parser#decodePayload doesn't choke.
• Added http referrer verification to manager verifyOrigin.
• Added access control for cross domain xhr handshakes [3rd-Eden]
• Added support for automatic generation of socket.io files [3rd-Eden]
• Added websocket binary support [einaros]
• Added gzip support for socket.io.js [3rd-Eden]
• Expose socket.transport [3rd-Eden]
• Updated client.

0.8.4 / 2011-09-06

• Client build

0.8.3 / 2011-09-03

• Fixed \n parsing for non-JSON packets (fixes #479).
• Fixed parsing of certain unicode characters (fixes #451).
• Fixed transport message packet logging.
• Fixed emission of error event resulting in an uncaught exception if unhandled (fixes #476).
• Fixed; allow for falsy values as the configuration value of log level (fixes #491).
• Fixed repository URI in package.json. Fixes #504.
• Added text/plain content-type to handshake responses [einaros]
• Improved single byte writes [einaros]
• Updated socket.io-flashsocket default port from 843 to 10843 [3rd-Eden]
• Updated client.

0.8.2 / 2011-08-29

• Updated client.

0.8.1 / 2011-08-29

• Fixed utf8 bug in send framing in websocket [einaros]
• Fixed typo in docs [Znarkus]
• Fixed bug in send framing for over 64kB of data in websocket [einaros]
• Corrected ping handling in websocket transport [einaros]

0.8.0 / 2011-08-28

• Updated to work with two-level websocket versioning. [einaros]
• Added hybi07 support. [einaros]
• Added hybi10 support. [einaros]
• Added http referrer verification to manager.js verifyOrigin. [einaors]

0.7.11 / 2011-08-27

• Updated socket.io-client.

0.7.10 / 2011-08-27

• Updated socket.io-client.

0.7.9 / 2011-08-12

• Updated socket.io-client.
• Make sure we only do garbage collection when the server we receive is actually run.

0.7.8 / 2011-08-08

• Changed; make sure sio#listen passes options to both HTTP server and socket.io manager.
• Added docs for sio#listen.
• Added options parameter support for Manager constructor.
• Added memory leaks tests and test-leaks Makefile task.
• Removed auto npm-linking from make test.
• Make sure that you can disable heartbeats. [3rd-Eden]
• Fixed rooms memory leak [3rd-Eden]
• Send response once we got all POST data, not immediately [Pita]
• Fixed onLeave behavior with missing clientsk [3rd-Eden]
• Prevent duplicate references in rooms.
• Added alias for to to in and in to to.
• Fixed roomClients definition.
• Removed dependency on redis for installation without npm [3rd-Eden]
• Expose path and querystring in handshakeData [3rd-Eden]

0.7.7 / 2011-07-12

• Fixed double dispatch handling with emit to closed clients.
• Added test for emitting to closed clients to prevent regression.
• Fixed race condition in redis test.
• Changed Transport#end instrumentation.
• Leveraged $emit instead of emit internally.
• Made tests faster.
• Fixed double disconnect events.
• Fixed disconnect logic
• Simplified remote events handling in Socket.
• Increased testcase timeout.
• Fixed unknown room emitting (GH-291). [3rd-Eden]
• Fixed address in handshakeData. [3rd-Eden]
• Removed transports definition in chat example.
• Fixed room cleanup
• Fixed; make sure the client is cleaned up after booting.
• Make sure to mark the client as non-open if the connection is closed.
• Removed unneeded buffer declarations.
• Fixed; make sure to clear socket handlers and subscriptions upon transport close.

0.7.6 / 2011-06-30

• Fixed general dispatching when a client has closed.

0.7.5 / 2011-06-30

• Fixed dispatching to clients that are disconnected.

0.7.4 / 2011-06-30

• Fixed; only clear handlers if they were set. [level09]

0.7.3 / 2011-06-30

• Exposed handshake data to clients.
• Refactored dispatcher interface.
• Changed; Moved id generation method into the manager.
• Added sub-namespace authorization. [3rd-Eden]
• Changed; normalized SocketNamespace local eventing [dvv]
• Changed; Use packet.reason or default to 'packet' [3rd-Eden]
• Changed console.error to console.log.
• Fixed; bind both servers at the same time do that the test never times out.
• Added 304 support.
• Removed Transport#name for abstract interface.
• Changed; lazily require http and https module only when needed. [3rd-Eden]

0.7.2 / 2011-06-22

• Make sure to write a packet (of type noop) when closing a poll. This solves a problem with cross-domain requests being flagged as aborted and reconnection being triggered.
• Added noop message type.

0.7.1 / 2011-06-21

• Fixed cross-domain XHR.
• Added CORS test to xhr-polling suite.

0.7.0 / 2010-06-21

• http://socket.io/announcement.html