All notable changes to this project will be documented in this file. Dates are displayed in UTC.

• Response.error().ok === false (#1412) (27e1c75)

• Have unique error messages for xhr timeouts and errors (#1380) (7170f0b)

• Fix - File fetching broken since commit 0c1d2b9 #1375
• Remove broken links 1dc07c6
• automatically generate a changelog 0e7d1dd

20 July 2023

• Revert "Resolves #928" #928

18 July 2023

• Resolves #928 #928

18 July 2023

• fix #997 #997

18 July 2023

• Fix #1076 #1076

18 July 2023

• respect charset within readBlobAsText #1059

18 July 2023

• fix: Headers only accepts array which have nested array of length 2 #1235

18 July 2023

• Define Body.arrayBuffer even if support.blob is false #992

18 July 2023

• use globals if they exist dffc542

18 July 2023

• fix: when no body supplied, do not set bodyUsed to true 7d92dff

18 July 2023

• validate status is in range #1213

18 July 2023

• dont shadow global #1026
• dont use github eslint 408d3b6
• remove invalid-headers test e3f6590
• Update lock.yml permissions e97321b

18 July 2023

• fix: ignore not throw on invalid response headers #930

18 July 2023

• Add some missed methods which should be normalized as uppercase a43b628
• Update caniuse link to use HTTPS and new pattern fb5b0cf

18 July 2023

• always set a signal on Request d1d09fb

18 July 2023

• Compatible global equals to the false 7727e50

27 February 2021

• Revert "Represent non-stringified JSON request body as an [object Object] string" e42f201

18 February 2021

• Fix MSIE compatibility da97bdb
• use var instead of const 5d3952d
• Restore package.json 6b4bd97

18 February 2021

• Fix statusText: undefined should give '' and null should give 'null' b5c8bd0
• Represent non-stringified JSON request body as an [object Object] string 5c6b055
• Fix eslint and eslint-plugin-github dependency conflicts 190e698

6 November 2020

• Fixes #748 #748
• Create lock.yml 8767781

7 September 2020

• Add npmignore file to ensure we always publish the dist directory 7ca02eb
• Make the clean task remove the dist directory and the default task create it fd23745

7 August 2020

• Use globalThis as the global object if it exists 96c2651

4 August 2020

• rename variable to no longer shadow over function of same name c5db762
• remove semicolon to pass linting f264aa5

4 August 2020

• Make Response.arrayBuffer() always resolve with a ArrayBuffer #801
• Stop using top-level this to stop rollup warning #802
• Recommend an AbortController polyfill which is fully synchronous #800
• Add keepalive caveat #780
• Throw a TypeError if Request or Response functions are called without new 5ef028d
• If headers are passed in via a Record then do not normalise the header names as part of the request b65ed60
• Update fetch.js 37b55c2

9 July 2020

• Detect if DOMException exists via typeof instead of trying to call it and catching the exception which may get thrown #724
• use this if self is not defined #657
• create variable called global which is either self or this a0783a5
• Add support for no-cache and no-store via a cache-busting querystring parameter a0dcd85
• make global this correct when using rollup 6e9fc0e

8 July 2020

• check if Content-Type header exists prior to examining the value #792
• Move from Travis to GitHub Actions #793

29 June 2020

8 July 2020

• check if Content-Type header exists prior to examining the value #792
• Move from Travis to GitHub Actions #793
• Co-authored-by: Jake Champion <me@jakechampion.name> #575
• work around IE XHR bug with '' URL Fixes #618 #619
• Allow exclamation mark as valid header character #745
• Avoid blob conversion for specific requests #752
• Compatibility for fetch-mock using proxy-pollyfill #736
• Change default statusText for Response #698
• Document more common pitfalls in the README #734
• field name can not by empty #684
• work around IE XHR bug with '' URL Fixes #618 (#619) #618
• Clarify what parts of the standard we don't want to implement #661
• Document more caveats 9a0bce2
• Fix issue #533 7f030fa
• Compatibility with newer eslint-plugin-github 1821b74

7 September 2018

• Add flow definitions #654
• Match spec behavior re: unsupported body type #651
• Update Karma and detect available browsers when testing #652
• Adopt Contributor Covenant Code of Conduct #649
• Change credentials default value to same-origin #640
• Switch test suite from PhantomJS to Karma #626
• Support abort API #592
• build/distribute as UMD #616
• Test signal reuse. Add AbortSignal polyfill. #2
• Clear abort event listener for all xhr completion states. #1
• Expand install & importing documentation #569
• Match spec behavior re: unsupported body type #576
• Run test files through prettier 0a57487
• Unwrap fetch.js to be a clean module file 8aec47c
• Switch from PhantomJS to Karma + Chrome/Firefox for testing b539589

29 March 2018

• Create CONTRIBUTING.md #604
• Tweak the wording of the “Read this first” section #553
• Allow undefined Response status #534
• Ensure cookies aren't sent if credentials: omit #526
• Added yarn command as option to installation #492
• Add global replace for processing raw headers #496
• Added safari to native fetch browser support. #469
• Support obs-fold as header delimiter #491
• Tweak the wording of "Read this first" 54dc3f8
• Add test for undefined Response status 0ecdd40
• Fix cookie test with newer versions of Node 7831671

2 March 2017

• Accept array in Headers constructor #485
• Improve README language #483
• Fix grammar mistake in README #468
• Remove bower version from release instructions 5cc72dd
• Remove extra punctuation eebaa2a
• Fetch 2.0.3 d4ed806

19 January 2017

• Treat any non-Request arg to new Request() as string url #465
• Support Tolerance Provision when parsing headers #449
• Add test for cloning GET request #440
• Detect broken URL support in PhantomJS and skip test b285e61
• Remove secrets 9240ef4
• fetch 2.0.2 b337f95

17 November 2016

• Fix misspelling of [ae]ffect #432
• Fix reading ArrayBuffer into string on older browsers 6f8529e
• Only define arrayBuffer() if Blob is also supported 3d3bb0c
• Display uncaught errors on the test results page 54ec096

14 November 2016

• Change Headers multiple value handling for spec compatibility #429
• Firefox now implements Headers.forEach natively 468f877
• fetch 2.0.0 c576d61

17 November 2016

• Fix reading ArrayBuffer into string on older browsers 1ddcadb
• Only define arrayBuffer() if Blob is also supported c2556f3
• fetch 1.1.1 f7a5148

14 November 2016

• Support ArrayBufferView types as POST body #430
• Spec compatibility for Request/Response constructors and cloning #428
• Improve Readme #427
• Fix grammar #408
• Fixed typo in README.md #403
• make X-Request-URL header case-insensitive #384
• Better error handling with Saucelabs #354
• Update Webpack section in README #331
• Attach FileReader event handlers before calling its read* method #353
• Default Response status is 200 OK #376
• Support ArrayBuffer in BodyInit #350
• Avoid consuming body when cloning #308 #335
• Rework parsing of raw response HTTP headers #422
• Allow reusing the same GET Request instance multiple times #411
• Always construct a new Headers instance in Response #416
• Rework the Installation section #415
• More information about cookies #393
• It looks like Safari 10 didn't ship with native fetch #401
• Reorganize tests with the new "fetch method" suite ba7ffda
• Share identical tests between Request & Response 9a04a06
• ArrayBuffer can now be consumed through blob()/text() 9a703ba

28 April 2016

• refactor Header iterator methods #317
• Add ES2015+ example #287
• Switch to mocha-phantomjs-core and system PhantomJS #314
• Reject promise on request timeout #306
• Use uppercase methods in README #272
• Guard against xhr.getAllResponseHeaders() being null #289
• Add support for URLSearchParams POST body #304
• Add Headers iterators #295
• fix example #282
• Drop IE-specific status codes workarounds and require IE10+ #270
• Reject promise on request timeout #294
• Make Headers iterable if Symbol is available a1b7674
• Support URLSearchParams POST body d77810a
• Fix formatting edb7c73

5 May 2016

• Reject promise on request timeout #294
• Fix formatting 3fc66ed
• Fetch 0.11.1 7d9a11d
• Guard against xhr.getAllResponseHeaders() being null 8deb829

19 January 2016

• Handle cases where self isn't defined #253
• Exercise both polyfill and native fetch in test suite #258
• Make fetch add a Content-Type header based on the type of the body. 1e4a615
• Cleanup in determining implicit content-type 3b5dc9c
• Render main test suite as root resource of test server b043384

2 November 2015

• Allow making a POST request with an ArrayBuffer body #227
• Run Sauce Labs CI for pull requests #220
• Streamline Sauce Labs API interactions 07dc8ae
• Download and start Sauce Connect manually b3885b4
• Switch to my credentials for npm publish from CI e0a4851

12 October 2015

• Remove moot version property from bower.json #159
• Use absolute URL in Response.redirect test #219
• Support Response.error() and Response.redirect() #212
• Reject the Promise returned by fetch() when Request ctor throws #217
• Fix incorrect assertion #216
• Remove superfluous assignment #213
• Add webpack usage link. #195
• Allow passing a Request instance to Request constructor #179
• Properly convert undefined/null header values to strings. #156
• Code of Conduct #174
• Improve documentation for fetch caveats #164
• Opt into new Travis infrastructure #158
• Merge branch 'orphan-black' #209 #185
• Add include credentials example. #205
• Add Request.clone() and Response.clone() methods 46705f7
• Fix and simplify Request.clone() fd362dd
• Expand caveats with notes about cookies 184b647

29 May 2015

• Implement Headers#forEach correctly #150
• Test forEach. 2f442ce
• Fix forEach parameters. 0449483
• Accept a thisArg forEach parameter. bd2fe03

19 May 2015

• Set xhr.withCredentials after xhr.open called. a847967
• Only support standard options. cc9f4b0
• Fetch 0.8.2 0b3e1d7

4 May 2015

• Fetch 0.8.1 09c316d
• Ignore script/ dir 2e39db1

4 May 2015

• only define _initBody once #136
• remove un-needed promise allocations in example #120
• Headers constructor in Response constructor #107
• Sauce: IE9 #102
• Sauce Labs: IE 11 #101
• Sauce Labs #99
• Add a convenience ok getter on Response #82
• Follow spec on Headers to throw TypeError, add tests for Headers #85
• adds .npmignore #84
• node.js module link #81
• Add script runner for saucelabs 47fc7d5
• Split app and server 29cc5dc
• More scripty ba1214a

24 January 2015

• Centralise the checks for blob and form data support #78
• If cors, with credentials #77
• Add metadata for repository, bugs and license #67
• Declare deliberate "async=true" on XMLHttpRequest open #74
• Fix typo in npm install instructions #71
• Improve Request/Response BodyInit consuming #70
• Fix up body consuming on request fbfa9e3
• Throw TypeError if body is given for GET or HEAD 5ce5677
• A few more tests and typo fix. 614b2aa

15 January 2015

• Add charset content-type tests 7474e42
• Add additional body init and consume test coverage 9d58648
• Fix X-Request-URL on CORS requests 4525329

12 January 2015

• Suspect this api key was wrong #63
• Use responseText on IE9 which lacks XHR2 support eeb53d3
• Tidy up binary file reader 7436589
• Use xhr.responseType = 'blob' to preserve binary data. 080358d

12 January 2015

• Enable travis to publish to npm. #57
• Make Headers case insensitive though lowercasing. #62
• Support credentials #56
• Switch to Mocha #59
• Test Atomic HTTP redirect handling #55
• Mark FormData support as optional #54
• Add promise test helper #53
• Test in web worker #51
• Group tests ecd8600
• Switch to mocha cbd6c66
• Skip tests in phantomjs 8a4b620

29 December 2014

• Assign to self #52
• Web Workers support #48
• Align used flag error message to Chrome's implementation #44
• Add missing quote. #40
• Align bodyUsed error message to Chrome's implementation e414284
• Avoid testing implementation specific error messages cc42153
• Set esnext option 3ebc441

24 November 2014

• FormData should only able to consume once #38
• Test formData body consumption. 4a7e655
• Fetch 0.3.2 830231e

21 November 2014

• Reject promise with TypeError for network failures. #36
• Reject example promise with an Error. #35
• Fetch 0.3.1 eb3f9b2

13 November 2014

• IE 9+ fixes #28
• Move body to _body to prevent direct access #32
• Remove form encoded object body. #30
• Document how to use in Browserify… #29
• Auto-detect available port when running headless tests #27
• Shell highlight #24
• use shorthand npm installation #23
• Add name/version/main so it can be installed from npm. #22
• Add example of success and error handlers #18
• Test Server #13
• Travis #12
• Add test server 3316bda
• Uppercase the HTTP method name c71f1dd
• Skip blob tests on phantom c02cad2

15 October 2014

• Use of Promise.reject as a constructor #10
• Fixed uncaught error when a body was consumed more than once. e428559
• Fetch 0.2.1 8160180

15 October 2014

• Parse form encoded response body #8
• Allow body to be consumed only once #7
• throw proper errors #5
• Allow body to be consumed a single time. c7a27dc
• Parse form encoded response body. 60271ce
• Extract consumed function. a709976

13 October 2014

• 🐶 c1af6de
• Start tests. 44e796a
• Add readme. 7eee89d