-
-
Notifications
You must be signed in to change notification settings - Fork 6.5k
/
CHANGELOG.md
3559 lines (2771 loc) · 275 KB
/
CHANGELOG.md
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
## main
### Features
### Fixes
### Chore & Maintenance
### Performance
## 29.4.3
### Features
- `[expect]` Update `toThrow()` to be able to use error `cause`s ([#13606](https://github.com/facebook/jest/pull/13606))
- `[jest-core]` allow to use `workerIdleMemoryLimit` with only 1 worker or `runInBand` option ([#13846](https://github.com/facebook/jest/pull/13846))
- `[jest-message-util]` Add support for [error `cause`s](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/cause) ([#13868](https://github.com/facebook/jest/pull/13868) & [#13912](https://github.com/facebook/jest/pull/13912))
- `[jest-runtime]` Revert `import assertions` for JSON modules as it's been relegated to Stage 2 ([#13911](https://github.com/facebook/jest/pull/13911))
### Fixes
- `[@jest/expect-utils]` `subsetEquality` should consider also an object's inherited string keys ([#13824](https://github.com/facebook/jest/pull/13824))
- `[jest-mock]` Clear mock state when `jest.restoreAllMocks()` is called ([#13867](https://github.com/facebook/jest/pull/13867))
- `[jest-mock]` Prevent `mockImplementationOnce` and `mockReturnValueOnce` bleeding into `withImplementation` ([#13888](https://github.com/facebook/jest/pull/13888))
- `[jest-mock]` Do not restore mocks when `jest.resetAllMocks()` is called ([#13866](https://github.com/facebook/jest/pull/13866))
## 29.4.2
### Features
- `[@jest/core]` Instrument significant lifecycle events with [`performance.mark()`](https://nodejs.org/docs/latest-v16.x/api/perf_hooks.html#performancemarkname-options) ([#13859](https://github.com/facebook/jest/pull/13859))
### Fixes
- `[expect, @jest/expect]` Provide type of `actual` as a generic argument to `Matchers` to allow better-typed extensions ([#13848](https://github.com/facebook/jest/pull/13848))
- `[jest-circus]` Added explicit mention of test failing because `done()` is not being called in error message ([#13847](https://github.com/facebook/jest/pull/13847))
- `[jest-runtime]` Handle CJS re-exports of node core modules from ESM ([#13856](https://github.com/facebook/jest/pull/13856))
- `[jest-transform]` Downgrade `write-file-atomic` to v4 ([#13853](https://github.com/facebook/jest/pull/13853))
- `[jest-worker]` Ignore IPC messages not intended for Jest ([#13543](https://github.com/facebook/jest/pull/13543))
### Chore & Maintenance
- `[*]` make sure to exclude `.eslintcache` from published module ([#13832](https://github.com/facebook/jest/pull/13832))
- `[docs]` Cleanup incorrect links in CHANGELOG.md ([#13857](https://github.com/facebook/jest/pull/13857))
## 29.4.1
### Features
- `[expect, jest-circus, @jest/types]` Implement `numPassingAsserts` of testResults to track the number of passing asserts in a test ([#13795](https://github.com/facebook/jest/pull/13795))
- `[jest-core]` Add newlines to JSON output ([#13817](https://github.com/facebook/jest/pull/13817))
- `[@jest/reporters]` Automatic log folding in GitHub Actions Reporter ([#13626](https://github.com/facebook/jest/pull/13626))
### Fixes
- `[@jest/expect-utils]` `toMatchObject` diffs should include `Symbol` properties ([#13810](https://github.com/facebook/jest/pull/13810))
- `[jest-runtime]` Handle missing `replaceProperty` ([#13823](https://github.com/facebook/jest/pull/13823))
- `[@jest/types]` Add partial support for `done` callbacks in typings of `each` ([#13756](https://github.com/facebook/jest/pull/13756))
## 29.4.0
### Features
- `[expect, @jest/expect-utils]` Support custom equality testers ([#13654](https://github.com/facebook/jest/pull/13654))
- `[jest-config, jest-worker]` Use `os.availableParallelism` if available to calculate number of workers to spawn ([#13738](https://github.com/facebook/jest/pull/13738))
- `[@jest/globals, jest-mock]` Add `jest.replaceProperty()` that replaces property value ([#13496](https://github.com/facebook/jest/pull/13496))
- `[jest-haste-map]` ignore Sapling vcs directories (`.sl/`) ([#13674](https://github.com/facebook/jest/pull/13674))
- `[jest-resolve]` Support subpath imports ([#13705](https://github.com/facebook/jest/pull/13705), [#13723](https://github.com/facebook/jest/pull/13723), [#13777](https://github.com/facebook/jest/pull/13777))
- `[jest-runtime]` Add `jest.isolateModulesAsync` for scoped module initialization of asynchronous functions ([#13680](https://github.com/facebook/jest/pull/13680))
- `[jest-runtime]` Add `jest.isEnvironmentTornDown` function ([#13741](https://github.com/facebook/jest/pull/13741))
- `[jest-test-result]` Added `skipped` and `focused` status to `FormattedTestResult` ([#13700](https://github.com/facebook/jest/pull/13700))
- `[jest-transform]` Support for asynchronous `createTransformer` ([#13762](https://github.com/facebook/jest/pull/13762))
### Fixes
- `[jest-environment-node]` Fix non-configurable globals ([#13687](https://github.com/facebook/jest/pull/13687))
- `[@jest/expect-utils]` `toMatchObject` should handle `Symbol` properties ([#13639](https://github.com/facebook/jest/pull/13639))
- `[jest-mock]` Fix `mockReset` and `resetAllMocks` `undefined` return value([#13692](https://github.com/facebook/jest/pull/13692))
- `[jest-resolve]` Add global paths to `require.resolve.paths` ([#13633](https://github.com/facebook/jest/pull/13633))
- `[jest-resolve]` Correct node core module detection when using `node:` specifiers ([#13806](https://github.com/facebook/jest/pull/13806))
- `[jest-runtime]` Support WASM files that import JS resources ([#13608](https://github.com/facebook/jest/pull/13608))
- `[jest-runtime]` Use the `scriptTransformer` cache in `jest-runner` ([#13735](https://github.com/facebook/jest/pull/13735))
- `[jest-runtime]` Enforce import assertions when importing JSON in ESM ([#12755](https://github.com/facebook/jest/pull/12755) & [#13805](https://github.com/facebook/jest/pull/13805))
- `[jest-snapshot]` Make sure to import `babel` outside of the sandbox ([#13694](https://github.com/facebook/jest/pull/13694))
- `[jest-transform]` Ensure the correct configuration is passed to preprocessors specified multiple times in the `transform` option ([#13770](https://github.com/facebook/jest/pull/13770))
### Chore & Maintenance
- `[@jest/fake-timers]` Update `@sinonjs/fake-timers` ([#13612](https://github.com/facebook/jest/pull/13612))
- `[docs]` Improve custom puppeteer example to prevent worker warnings ([#13619](https://github.com/facebook/jest/pull/13619))
## 29.3.1
### Fixes
- `[jest-config]` Do not warn about `preset` in `ProjectConfig` ([#13583](https://github.com/facebook/jest/pull/13583))
### Performance
- `[jest-transform]` Defer creation of cache directory ([#13420](https://github.com/facebook/jest/pull/13420))
## 29.3.0
### Features
- `[jest-runtime]` Support WebAssembly (Wasm) imports in ESM modules ([#13505](https://github.com/facebook/jest/pull/13505))
### Fixes
- `[jest-config]` Add config validation for `projects` option ([#13565](https://github.com/facebook/jest/pull/13565))
- `[jest-mock]` Treat cjs modules as objects so they can be mocked ([#13513](https://github.com/facebook/jest/pull/13513))
- `[jest-worker]` Throw an error instead of hanging when jest workers terminate unexpectedly ([#13566](https://github.com/facebook/jest/pull/13566))
### Chore & Maintenance
- `[@jest/transform]` Update `convert-source-map` ([#13509](https://github.com/facebook/jest/pull/13509))
- `[docs]` Mention `toStrictEqual` in UsingMatchers docs. ([#13560](https://github.com/facebook/jest/pull/13560))
## 29.2.2
### Fixes
- `[@jest/test-sequencer]` Make sure sharding does not produce empty groups ([#13476](https://github.com/facebook/jest/pull/13476))
- `[jest-circus]` Test marked as `todo` are shown as todo when inside a focussed describe ([#13504](https://github.com/facebook/jest/pull/13504))
- `[jest-mock]` Ensure mock resolved and rejected values are promises from correct realm ([#13503](https://github.com/facebook/jest/pull/13503))
- `[jest-snapshot]` Don't highlight passing asymmetric property matchers in snapshot diff ([#13480](https://github.com/facebook/jest/issues/13480))
### Chore & Maintenance
- `[docs]` Update link to Jest 28 upgrade guide in error message ([#13483](https://github.com/facebook/jest/pull/13483))
- `[jest-runner, jest-watcher]` Update `emittery` ([#13490](https://github.com/facebook/jest/pull/13490))
## 29.2.1
### Features
- `[@jest/globals, jest-mock]` Add `jest.Spied*` utility types ([#13440](https://github.com/facebook/jest/pull/13440))
### Fixes
- `[jest-environment-node]` make `globalThis.performance` writable for Node 19 and fake timers ([#13467](https://github.com/facebook/jest/pull/13467))
- `[jest-mock]` Revert [#13398](https://github.com/facebook/jest/pull/13398) to restore mocking of setters ([#13472](https://github.com/facebook/jest/pull/13472))
### Performance
- `[*]` Use sha1 instead of sha256 for hashing ([#13421](https://github.com/facebook/jest/pull/13421))
## 29.2.0
### Features
- `[@jest/cli, jest-config]` A seed for the test run will be randomly generated, or set by a CLI option ([#13400](https://github.com/facebook/jest/pull/13400))
- `[@jest/cli, jest-config]` `--show-seed` will display the seed value in the report, and can be set via a CLI flag or through the config file ([#13400](https://github.com/facebook/jest/pull/13400))
- `[jest-config]` Add `readInitialConfig` utility function ([#13356](https://github.com/facebook/jest/pull/13356))
- `[jest-core]` Allow `testResultsProcessor` to be async ([#13343](https://github.com/facebook/jest/pull/13343))
- `[@jest/environment, jest-environment-node, jest-environment-jsdom, jest-runtime]` Add `getSeed()` to the `jest` object ([#13400](https://github.com/facebook/jest/pull/13400))
- `[expect, @jest/expect-utils]` Allow `isA` utility to take a type argument ([#13355](https://github.com/facebook/jest/pull/13355))
- `[expect]` Expose `AsyncExpectationResult` and `SyncExpectationResult` types ([#13411](https://github.com/facebook/jest/pull/13411))
### Fixes
- `[babel-plugin-jest-hoist]` Ignore `TSTypeQuery` when checking for hoisted references ([#13367](https://github.com/facebook/jest/pull/13367))
- `[jest-core]` Fix `detectOpenHandles` false positives for some special objects such as `TLSWRAP` ([#13414](https://github.com/facebook/jest/pull/13414))
- `[jest-mock]` Fix mocking of getters and setters on classes ([#13398](https://github.com/facebook/jest/pull/13398))
- `[jest-reporters]` Revert: Transform file paths into hyperlinks ([#13399](https://github.com/facebook/jest/pull/13399))
- `[@jest/types]` Infer type of `each` table correctly when the table is a tuple or array ([#13381](https://github.com/facebook/jest/pull/13381))
- `[@jest/types]` Rework typings to allow the `*ReturnedWith` matchers to be called with no argument ([#13385](https://github.com/facebook/jest/pull/13385))
### Chore & Maintenance
- `[*]` Update `@babel/*` deps, resulting in slightly different stack traces for `each` ([#13422](https://github.com/facebook/jest/pull/13422))
### Performance
- `[jest-runner]` Do not instrument v8 coverage data if coverage should not be collected ([#13282](https://github.com/facebook/jest/pull/13282))
## 29.1.2
### Fixes
- `[expect, @jest/expect]` Revert buggy inference of argument types for `*CalledWith` and `*ReturnedWith` matchers introduced in 29.1.0 ([#13339](https://github.com/facebook/jest/pull/13339))
- `[jest-worker]` Add missing dependency on `jest-util` ([#13341](https://github.com/facebook/jest/pull/13341))
## 29.1.1
### Fixes
- `[jest-mock]` Revert [#13145](https://github.com/facebook/jest/pull/13145) which broke mocking of transpiled ES modules
## 29.1.0
### Features
- `[expect, @jest/expect]` Support type inference for function parameters in `CalledWith` assertions ([#13268](https://github.com/facebook/jest/pull/13268))
- `[expect, @jest/expect]` Infer type of `*ReturnedWith` matchers argument ([#13278](https://github.com/facebook/jest/pull/13278))
- `[@jest/environment, jest-runtime]` Allow `jest.requireActual` and `jest.requireMock` to take a type argument ([#13253](https://github.com/facebook/jest/pull/13253))
- `[@jest/environment]` Allow `jest.mock` and `jest.doMock` to take a type argument ([#13254](https://github.com/facebook/jest/pull/13254))
- `[@jest/fake-timers]` Add `jest.now()` to return the current fake clock time ([#13244](https://github.com/facebook/jest/pull/13244), [#13246](https://github.com/facebook/jest/pull/13246))
- `[@jest/mock]` Add `withImplementation` method for temporarily overriding a mock ([#13281](https://github.com/facebook/jest/pull/13281))
- `[expect]` Export `toThrow*` matchers ([#13328](https://github.com/facebook/jest/pull/13328))
### Fixes
- `[jest-circus, jest-jasmine2]` Fix error messages for Node's `assert.throes` ([#13322](https://github.com/facebook/jest/pull/13322))
- `[jest-haste-map]` Remove `__proto__` usage ([#13256](https://github.com/facebook/jest/pull/13256))
- `[jest-mock]` Improve `spyOn` typings to handle optional properties ([#13247](https://github.com/facebook/jest/pull/13247))
- `[jest-mock]` Fix mocking of getters and setters on classes ([#13145](https://github.com/facebook/jest/pull/13145))
- `[jest-snapshot]` Throw useful error when an array is passed as property matchers ([#13263](https://github.com/facebook/jest/pull/13263))
- `[jest-snapshot]` Prioritize parser used in the project ([#13323](https://github.com/facebook/jest/pull/13323))
- `[jest-transform]` Attempt to work around issues with atomic writes on Windows ([#11423](https://github.com/facebook/jest/pull/11423))
## 29.0.3
### Features
- `[@jest/environment, jest-runtime]` Allow passing a generic type argument to `jest.createMockFromModule<T>()` method ([#13202](https://github.com/facebook/jest/pull/13202))
- `[expect]` Expose `ExpectationResult` type ([#13240](https://github.com/facebook/jest/pull/13240))
- `[jest-snapshot]` Expose `Context` type ([#13240](https://github.com/facebook/jest/pull/13240))
- `[@jest/globals]` Add `jest.Mock` type helper ([#13235](https://github.com/facebook/jest/pull/13235))
### Fixes
- `[jest-core]` Capture `execError` during `TestScheduler.scheduleTests` and dispatch to reporters ([#13203](https://github.com/facebook/jest/pull/13203))
- `[jest-resolve]` Make sure to resolve module paths after looking at `exports` ([#13242](https://github.com/facebook/jest/pull/13242))
- `[jest-resolve]` Improve error on module not found deep in the `require` stack ([#8704](https://github.com/facebook/jest/pull/8704))
- `[jest-snapshot]` Fix typings of snapshot matchers ([#13240](https://github.com/facebook/jest/pull/13240))
### Chore & Maintenance
- `[*]` Fix inconsistent workspace prefixes ([#13217](https://github.com/facebook/jest/pull/13217))
- `[jest-haste-map]` Expose a minimal public API to TypeScript ([#13023](https://github.com/facebook/jest/pull/13023))
## 29.0.2
### Features
- `[jest-transform]` Expose `TransformFactory` type ([#13184](https://github.com/facebook/jest/pull/13184))
### Fixes
- `[babel-plugin-jest-hoist]` Support imported `jest` in mock factory ([#13188](https://github.com/facebook/jest/pull/13188))
- `[jest-mock]` Align the behavior and return type of `generateFromMetadata` method ([#13207](https://github.com/facebook/jest/pull/13207))
- `[jest-runtime]` Support `jest.resetModules()` with ESM ([#13211](https://github.com/facebook/jest/pull/13211))
## 29.0.1
### Fixes
- `[jest-snapshot]` Pass `snapshotFormat` through when diffing snapshots ([#13181](https://github.com/facebook/jest/pull/13181))
## 29.0.0
### Features
- `[expect]` [**BREAKING**] Differentiate between `MatcherContext` `MatcherUtils` and `MatcherState` types ([#13141](https://github.com/facebook/jest/pull/13141))
- `[jest-circus]` Add support for `test.failing.each` ([#13142](https://github.com/facebook/jest/pull/13142))
- `[jest-config]` [**BREAKING**] Make `snapshotFormat` default to `escapeString: false` and `printBasicPrototype: false` ([#13036](https://github.com/facebook/jest/pull/13036))
- `[jest-config]` [**BREAKING**] Remove undocumented `collectCoverageOnlyFrom` option ([#13156](https://github.com/facebook/jest/pull/13156))
- `[jest-environment-jsdom]` [**BREAKING**] Upgrade to `jsdom@20` ([#13037](https://github.com/facebook/jest/pull/13037), [#13058](https://github.com/facebook/jest/pull/13058))
- `[@jest/globals]` Add `jest.Mocked`, `jest.MockedClass`, `jest.MockedFunction` and `jest.MockedObject` utility types ([#12727](https://github.com/facebook/jest/pull/12727))
- `[jest-mock]` [**BREAKING**] Refactor `Mocked*` utility types. `MaybeMockedDeep` and `MaybeMocked` became `Mocked` and `MockedShallow` respectively; only deep mocked variants of `MockedClass`, `MockedFunction` and `MockedObject` are exported ([#13123](https://github.com/facebook/jest/pull/13123), [#13124](https://github.com/facebook/jest/pull/13124))
- `[jest-mock]` [**BREAKING**] Change the default `jest.mocked` helper’s behavior to deep mocked ([#13125](https://github.com/facebook/jest/pull/13125))
- `[jest-snapshot]` [**BREAKING**] Let `babel` find config when updating inline snapshots ([#13150](https://github.com/facebook/jest/pull/13150))
- `[@jest/test-result, @jest/types]` [**BREAKING**] Replace `Bytes` and `Milliseconds` types with `number` ([#13155](https://github.com/facebook/jest/pull/13155))
- `[jest-worker]` Adds `workerIdleMemoryLimit` option which is used as a check for worker memory leaks >= Node 16.11.0 and recycles child workers as required ([#13056](https://github.com/facebook/jest/pull/13056), [#13105](https://github.com/facebook/jest/pull/13105), [#13106](https://github.com/facebook/jest/pull/13106), [#13107](https://github.com/facebook/jest/pull/13107))
- `[pretty-format]` [**BREAKING**] Remove `ConvertAnsi` plugin in favour of `jest-serializer-ansi-escapes` ([#13040](https://github.com/facebook/jest/pull/13040))
- `[pretty-format]` Allow to opt out from sorting object keys with `compareKeys: null` ([#12443](https://github.com/facebook/jest/pull/12443))
### Fixes
- `[jest-config]` Fix testing multiple projects with TypeScript config files ([#13099](https://github.com/facebook/jest/pull/13099))
- `[@jest/expect-utils]` Fix deep equality of ImmutableJS Record ([#13055](https://github.com/facebook/jest/pull/13055))
- `[jest-haste-map]` Increase the maximum possible file size that jest-haste-map can handle ([#13094](https://github.com/facebook/jest/pull/13094))
- `[jest-runtime]` Properly support CJS re-exports from dual packages ([#13170](https://github.com/facebook/jest/pull/13170))
- `[jest-snapshot]` Make `prettierPath` optional in `SnapshotState` ([#13149](https://github.com/facebook/jest/pull/13149))
- `[jest-snapshot]` Fix parsing error from inline snapshot files with `JSX` ([#12760](https://github.com/facebook/jest/pull/12760))
- `[jest-worker]` When a process runs out of memory worker exits correctly and doesn't spin indefinitely ([#13054](https://github.com/facebook/jest/pull/13054))
### Chore & Maintenance
- `[*]` [**BREAKING**] Drop support for Node v12 and v17 ([#13033](https://github.com/facebook/jest/pull/13033))
- `[docs]` Fix webpack name ([#13049](https://github.com/facebook/jest/pull/13049))
- `[docs]` Explicit how to set `n` for `--bail` ([#13128](https://github.com/facebook/jest/pull/13128))
- `[docs]` Update Enzyme URL ([#13166](https://github.com/facebook/jest/pull/13166))
- `[jest-leak-detector]` Remove support for `weak-napi` ([#13035](https://github.com/facebook/jest/pull/13035))
- `[jest-snapshot]` [**BREAKING**] Require `rootDir` as argument to `SnapshotState` ([#13150](https://github.com/facebook/jest/pull/13150))
## 28.1.3
### Features
- `[jest-leak-detector]` Use native `FinalizationRegistry` when it exists to get rid of external C dependency ([#12973](https://github.com/facebook/jest/pull/12973))
### Fixes
- `[jest-changed-files]` Fix a lock-up after repeated invocations ([#12757](https://github.com/facebook/jest/issues/12757))
- `[@jest/expect-utils]` Fix deep equality of ImmutableJS OrderedSets ([#12977](https://github.com/facebook/jest/pull/12977))
- `[jest-mock]` Add index signature support for `spyOn` types ([#13013](https://github.com/facebook/jest/pull/13013), [#13020](https://github.com/facebook/jest/pull/13020))
- `[jest-snapshot]` Fix indentation of awaited inline snapshots ([#12986](https://github.com/facebook/jest/pull/12986))
### Chore & Maintenance
- `[*]` Replace internal usage of `pretty-format/ConvertAnsi` with `jest-serializer-ansi-escapes` ([#12935](https://github.com/facebook/jest/pull/12935), [#13004](https://github.com/facebook/jest/pull/13004))
- `[docs]` Update spyOn docs ([#13000](https://github.com/facebook/jest/pull/13000))
## 28.1.2
### Fixes
- `[jest-runtime]` Avoid star type import from `@jest/globals` ([#12949](https://github.com/facebook/jest/pull/12949))
### Chore & Maintenance
- `[docs]` Mention that jest-codemods now supports Sinon ([#12898](https://github.com/facebook/jest/pull/12898))
## 28.1.1
### Features
- `[jest]` Expose `Config` type ([#12848](https://github.com/facebook/jest/pull/12848))
- `[@jest/reporters]` Improve `GitHubActionsReporter`s annotation format ([#12826](https://github.com/facebook/jest/pull/12826))
- `[@jest/types]` Infer argument types passed to `test` and `describe` callback functions from `each` tables ([#12885](https://github.com/facebook/jest/pull/12885), [#12905](https://github.com/facebook/jest/pull/12905))
### Fixes
- `[@jest/expect-utils]` Fix deep equality of ImmutableJS OrderedMaps ([#12899](https://github.com/facebook/jest/pull/12899))
- `[jest-docblock]` Handle multiline comments in parseWithComments ([#12845](https://github.com/facebook/jest/pull/12845))
- `[jest-mock]` Improve `spyOn` error messages ([#12901](https://github.com/facebook/jest/pull/12901))
- `[jest-runtime]` Correctly report V8 coverage with `resetModules: true` ([#12912](https://github.com/facebook/jest/pull/12912))
- `[jest-worker]` Make `JestWorkerFarm` helper type to include methods of worker module that take more than one argument ([#12839](https://github.com/facebook/jest/pull/12839))
### Chore & Maintenance
- `[docs]` Updated docs to indicate that `jest-environment-jsdom` is a separate package [#12828](https://github.com/facebook/jest/issues/12828)
- `[docs]` Document the comments used by coverage providers [#12835](https://github.com/facebook/jest/issues/12835)
- `[docs]` Use `docusaurus-remark-plugin-tab-blocks` to format tabs with code examples ([#12859](https://github.com/facebook/jest/pull/12859))
- `[jest-haste-map]` Bump `walker` version ([#12324](https://github.com/facebook/jest/pull/12324))
## 28.1.0
### Features
- `[jest-circus]` Add `failing` test modifier that inverts the behavior of tests ([#12610](https://github.com/facebook/jest/pull/12610))
- `[jest-environment-node, jest-environment-jsdom]` Allow specifying `customExportConditions` ([#12774](https://github.com/facebook/jest/pull/12774))
### Fixes
- `[expect]` Adjust typings of `lastCalledWith`, `nthCalledWith`, `toBeCalledWith` matchers to allow a case there a mock was called with no arguments ([#12807](https://github.com/facebook/jest/pull/12807))
- `[@jest/expect-utils]` Fix deep equality of ImmutableJS Lists ([#12763](https://github.com/facebook/jest/pull/12763))
- `[jest-core]` Do not collect `SIGNREQUEST` as open handles ([#12789](https://github.com/facebook/jest/pull/12789))
### Chore & Maintenance
- `[docs]` Specified documentation about `--filter` CLI docs ([#12799](https://github.com/facebook/jest/pull/12799))
- `[@jest-reporters]` Move helper functions from `utils.ts` into separate files ([#12782](https://github.com/facebook/jest/pull/12782))
- `[jest-resolve]` Replace `process.versions.pnp` type declaration with `@types/pnpapi` devDependency ([#12783](https://github.com/facebook/jest/pull/12783))
## 28.0.3
### Fixes
- `[jest-config]` Normalize `reporters` option defined in presets ([#12769](https://github.com/facebook/jest/pull/12769))
- `[@jest/reporters]` Fix trailing slash in matching `coverageThreshold` key ([#12714](https://github.com/facebook/jest/pull/12714))
- `[jest-resolve]` Fix (experimental) ESM module mocking for re-exports ([#12766](https://github.com/facebook/jest/pull/12766))
- `[@jest/transform]` Throw better error if an invalid return value if encountered ([#12764](https://github.com/facebook/jest/pull/12764))
### Chore & Maintenance
- `[docs]` Fix typo in `--shard` CLI docs ([#12761](https://github.com/facebook/jest/pull/12761))
## 28.0.2
### Features
- `[jest-worker]` Add `JestWorkerFarm` helper type ([#12753](https://github.com/facebook/jest/pull/12753))
### Fixes
- `[*]` Lower Node 16 requirement to 16.10 from 16.13 due to a [Node bug](https://github.com/nodejs/node/issues/40014) that causes memory and performance issues ([#12754](https://github.com/facebook/jest/pull/12754))
## 28.0.1
### Features
- `[jest-resolve]` Expose `ResolverOptions` type ([#12736](https://github.com/facebook/jest/pull/12736))
### Fixes
- `[expect]` Add missing dependency `jest-util` ([#12744](https://github.com/facebook/jest/pull/12744))
- `[jest-circus]` Improve `test.concurrent` ([#12748](https://github.com/facebook/jest/pull/12748))
- `[jest-resolve]` Correctly throw an error if `jsdom` test environment is used, but not installed ([#12749](https://github.com/facebook/jest/pull/12749))
### Chore & Maintenance
- `[jest-serializer]` Remove deprecated module from source tree ([#12735](https://github.com/facebook/jest/pull/12735))
## 28.0.0
### Features
- `[babel-jest]` Export `createTransformer` function ([#12399](https://github.com/facebook/jest/pull/12399))
- `[expect]` Expose `AsymmetricMatchers`, `MatcherFunction` and `MatcherFunctionWithState` interfaces ([#12363](https://github.com/facebook/jest/pull/12363), [#12376](https://github.com/facebook/jest/pull/12376))
- `[jest-circus]` Support error logging before retry ([#12201](https://github.com/facebook/jest/pull/12201))
- `[jest-circus, jest-jasmine2]` Allowed classes and functions as `describe` and `it`/`test` names ([#12484](https://github.com/facebook/jest/pull/12484))
- `[jest-cli, jest-config]` [**BREAKING**] Remove `testURL` config, use `testEnvironmentOptions.url` instead ([#10797](https://github.com/facebook/jest/pull/10797))
- `[jest-cli, jest-core]` Add `--shard` parameter for distributed parallel test execution ([#12546](https://github.com/facebook/jest/pull/12546))
- `[jest-cli]` [**BREAKING**] Remove undocumented `--timers` option ([#12572](https://github.com/facebook/jest/pull/12572))
- `[jest-config]` [**BREAKING**] Stop shipping `jest-environment-jsdom` by default ([#12354](https://github.com/facebook/jest/pull/12354))
- `[jest-config]` [**BREAKING**] Stop shipping `jest-jasmine2` by default ([#12355](https://github.com/facebook/jest/pull/12355))
- `[jest-config, @jest/types]` Add `ci` to `GlobalConfig` ([#12378](https://github.com/facebook/jest/pull/12378))
- `[jest-config]` [**BREAKING**] Rename `moduleLoader` to `runtime` ([#10817](https://github.com/facebook/jest/pull/10817))
- `[jest-config]` [**BREAKING**] Rename `extraGlobals` to `sandboxInjectedGlobals` ([#10817](https://github.com/facebook/jest/pull/10817))
- `[jest-config]` [**BREAKING**] Throw an error instead of showing a warning if multiple configs are used ([#12510](https://github.com/facebook/jest/pull/12510))
- `[jest-config]` [**BREAKING**] Do not normalize long deprecated configuration options `preprocessorIgnorePatterns`, `scriptPreprocessor`, `setupTestFrameworkScriptFile` and `testPathDirs` ([#12701](https://github.com/facebook/jest/pull/12701))
- `[jest-cli, jest-core]` Add `--ignoreProjects` CLI argument to ignore test suites by project name ([#12620](https://github.com/facebook/jest/pull/12620))
- `[jest-core]` Pass project config to `globalSetup`/`globalTeardown` function as second argument ([#12440](https://github.com/facebook/jest/pull/12440))
- `[jest-core]` Stabilize test runners with event emitters ([#12641](https://github.com/facebook/jest/pull/12641))
- `[jest-core, jest-watcher]` [**BREAKING**] Move `TestWatcher` class to `jest-watcher` package ([#12652](https://github.com/facebook/jest/pull/12652))
- `[jest-core]` Allow using Summary Reporter as stand-alone reporter ([#12687](https://github.com/facebook/jest/pull/12687))
- `[jest-environment-jsdom]` [**BREAKING**] Upgrade jsdom to 19.0.0 ([#12290](https://github.com/facebook/jest/pull/12290))
- `[jest-environment-jsdom]` [**BREAKING**] Add default `browser` condition to `exportConditions` for `jsdom` environment ([#11924](https://github.com/facebook/jest/pull/11924))
- `[jest-environment-jsdom]` [**BREAKING**] Pass global config to Jest environment constructor for `jsdom` environment ([#12461](https://github.com/facebook/jest/pull/12461))
- `[jest-environment-jsdom]` [**BREAKING**] Second argument `context` to constructor is mandatory ([#12469](https://github.com/facebook/jest/pull/12469))
- `[jest-environment-node]` [**BREAKING**] Add default `node` and `node-addon` conditions to `exportConditions` for `node` environment ([#11924](https://github.com/facebook/jest/pull/11924))
- `[jest-environment-node]` [**BREAKING**] Pass global config to Jest environment constructor for `node` environment ([#12461](https://github.com/facebook/jest/pull/12461))
- `[jest-environment-node]` [**BREAKING**] Second argument `context` to constructor is mandatory ([#12469](https://github.com/facebook/jest/pull/12469))
- `[jest-environment-node]` Add all available globals to test globals, not just explicit ones ([#12642](https://github.com/facebook/jest/pull/12642), [#12696](https://github.com/facebook/jest/pull/12696))
- `[@jest/expect]` New module which extends `expect` with `jest-snapshot` matchers ([#12404](https://github.com/facebook/jest/pull/12404), [#12410](https://github.com/facebook/jest/pull/12410), [#12418](https://github.com/facebook/jest/pull/12418))
- `[@jest/expect-utils]` New module exporting utils for `expect` ([#12323](https://github.com/facebook/jest/pull/12323))
- `[@jest/fake-timers]` [**BREAKING**] Rename `timers` configuration option to `fakeTimers` ([#12572](https://github.com/facebook/jest/pull/12572))
- `[@jest/fake-timers]` [**BREAKING**] Allow `jest.useFakeTimers()` and `projectConfig.fakeTimers` to take an options bag ([#12572](https://github.com/facebook/jest/pull/12572))
- `[jest-haste-map]` [**BREAKING**] `HasteMap.create` now returns a promise ([#12008](https://github.com/facebook/jest/pull/12008))
- `[jest-haste-map]` Add support for `dependencyExtractor` written in ESM ([#12008](https://github.com/facebook/jest/pull/12008))
- `[jest-mock]` [**BREAKING**] Rename exported utility types `ClassLike`, `FunctionLike`, `ConstructorLikeKeys`, `MethodLikeKeys`, `PropertyLikeKeys`; remove exports of utility types `ArgumentsOf`, `ArgsType`, `ConstructorArgumentsOf` - TS builtin utility types `ConstructorParameters` and `Parameters` should be used instead ([#12435](https://github.com/facebook/jest/pull/12435), [#12489](https://github.com/facebook/jest/pull/12489))
- `[jest-mock]` Improve `isMockFunction` to infer types of passed function ([#12442](https://github.com/facebook/jest/pull/12442))
- `[jest-mock]` [**BREAKING**] Improve the usage of `jest.fn` generic type argument ([#12489](https://github.com/facebook/jest/pull/12489))
- `[jest-mock]` Add support for auto-mocking async generator functions ([#11080](https://github.com/facebook/jest/pull/11080))
- `[jest-mock]` Add `contexts` member to mock functions ([#12601](https://github.com/facebook/jest/pull/12601))
- `[@jest/reporters]` Add GitHub Actions reporter ([#11320](https://github.com/facebook/jest/pull/11320), [#12658](https://github.com/facebook/jest/pull/12658))
- `[@jest/reporters]` Pass `reporterContext` to custom reporter constructors as third argument ([#12657](https://github.com/facebook/jest/pull/12657))
- `[jest-resolve]` [**BREAKING**] Add support for `package.json` `exports` ([#11961](https://github.com/facebook/jest/pull/11961), [#12373](https://github.com/facebook/jest/pull/12373))
- `[jest-resolve]` Support package self-reference ([#12682](https://github.com/facebook/jest/pull/12682))
- `[jest-resolve, jest-runtime]` Add support for `data:` URI import and mock ([#12392](https://github.com/facebook/jest/pull/12392))
- `[jest-resolve, jest-runtime]` Add support for async resolver ([#11540](https://github.com/facebook/jest/pull/11540))
- `[jest-resolve]` [**BREAKING**] Remove `browser?: boolean` from resolver options, `conditions: ['browser']` should be used instead ([#12707](https://github.com/facebook/jest/pull/12707))
- `[jest-resolve]` Expose `JestResolver`, `AsyncResolver`, `SyncResolver`, `PackageFilter`, `PathFilter` and `PackageJSON` types ([#12707](https://github.com/facebook/jest/pull/12707), ([#12712](https://github.com/facebook/jest/pull/12712))
- `[jest-runner]` Allow `setupFiles` module to export an async function ([#12042](https://github.com/facebook/jest/pull/12042))
- `[jest-runner]` Allow passing `testEnvironmentOptions` via docblocks ([#12470](https://github.com/facebook/jest/pull/12470))
- `[jest-runner]` Expose `CallbackTestRunner`, `EmittingTestRunner` abstract classes and `CallbackTestRunnerInterface`, `EmittingTestRunnerInterface` to help typing third party runners ([#12646](https://github.com/facebook/jest/pull/12646), [#12715](https://github.com/facebook/jest/pull/12715))
- `[jest-runner]` Lock version of `source-map-support` to 0.5.13 ([#12720](https://github.com/facebook/jest/pull/12720))
- `[jest-runtime]` [**BREAKING**] `Runtime.createHasteMap` now returns a promise ([#12008](https://github.com/facebook/jest/pull/12008))
- `[jest-runtime]` Calling `jest.resetModules` function will clear FS and transform cache ([#12531](https://github.com/facebook/jest/pull/12531))
- `[jest-runtime]` [**BREAKING**] Remove `Context` type export, it must be imported from `@jest/test-result` ([#12685](https://github.com/facebook/jest/pull/12685))
- `[jest-runtime]` Add `import.meta.jest` ([#12698](https://github.com/facebook/jest/pull/12698))
- `[@jest/schemas]` New module for JSON schemas for Jest's config ([#12384](https://github.com/facebook/jest/pull/12384))
- `[@jest/source-map]` Migrate from `source-map` to `@jridgewell/trace-mapping` ([#12692](https://github.com/facebook/jest/pull/12692))
- `[jest-transform]` [**BREAKING**] Make it required for `process()` and `processAsync()` methods to always return structured data ([#12638](https://github.com/facebook/jest/pull/12638))
- `[jest-test-result]` Add duration property to JSON test output ([#12518](https://github.com/facebook/jest/pull/12518))
- `[jest-watcher]` [**BREAKING**] Make `PatternPrompt` class to take `entityName` as third constructor parameter instead of `this._entityName` ([#12591](https://github.com/facebook/jest/pull/12591))
- `[jest-worker]` [**BREAKING**] Allow only absolute `workerPath` ([#12343](https://github.com/facebook/jest/pull/12343))
- `[jest-worker]` [**BREAKING**] Default to advanced serialization when using child process workers ([#10983](https://github.com/facebook/jest/pull/10983))
- `[pretty-format]` New `maxWidth` parameter ([#12402](https://github.com/facebook/jest/pull/12402))
### Fixes
- `[*]` Use `sha256` instead of `md5` as hashing algortihm for compatibility with FIPS systems ([#12722](https://github.com/facebook/jest/pull/12722))
- `[babel-jest]` [**BREAKING**] Pass `rootDir` as `root` in Babel's options ([#12689](https://github.com/facebook/jest/pull/12689))
- `[expect]` Move typings of `.not`, `.rejects` and `.resolves` modifiers outside of `Matchers` interface ([#12346](https://github.com/facebook/jest/pull/12346))
- `[expect]` Throw useful error if `expect.extend` is called with invalid matchers ([#12488](https://github.com/facebook/jest/pull/12488))
- `[expect]` Fix `iterableEquality` ignores other properties ([#8359](https://github.com/facebook/jest/pull/8359))
- `[expect]` Fix print for the `closeTo` matcher ([#12626](https://github.com/facebook/jest/pull/12626))
- `[jest-changed-files]` Improve `changedFilesWithAncestor` pattern for Mercurial SCM ([#12322](https://github.com/facebook/jest/pull/12322))
- `[jest-circus, @jest/types]` Disallow undefined value in `TestContext` type ([#12507](https://github.com/facebook/jest/pull/12507))
- `[jest-config]` Correctly detect CI environment and update snapshots accordingly ([#12378](https://github.com/facebook/jest/pull/12378))
- `[jest-config]` Pass `moduleTypes` to `ts-node` to enforce CJS when transpiling ([#12397](https://github.com/facebook/jest/pull/12397))
- `[jest-config]` [**BREAKING**] Add `mjs` and `cjs` to default `moduleFileExtensions` config ([#12578](https://github.com/facebook/jest/pull/12578))
- `[jest-config, jest-haste-map]` Allow searching for tests in `node_modules` by exposing `retainAllFiles` ([#11084](https://github.com/facebook/jest/pull/11084))
- `[jest-core]` [**BREAKING**] Exit with status `1` if no tests are found with `--findRelatedTests` flag ([#12487](https://github.com/facebook/jest/pull/12487))
- `[jest-core]` Do not report unref-ed subprocesses as open handles ([#12705](https://github.com/facebook/jest/pull/12705))
- `[jest-each]` `%#` is not replaced with index of the test case ([#12517](https://github.com/facebook/jest/pull/12517))
- `[jest-each]` Fixes error message with incorrect count of missing arguments ([#12464](https://github.com/facebook/jest/pull/12464))
- `[jest-environment-jsdom]` Make `jsdom` accessible to extending environments again ([#12232](https://github.com/facebook/jest/pull/12232))
- `[jest-environment-jsdom]` Log JSDOM errors more cleanly ([#12386](https://github.com/facebook/jest/pull/12386))
- `[jest-environment-node]` Add `MessageChannel`, `MessageEvent` to globals ([#12553](https://github.com/facebook/jest/pull/12553))
- `[jest-environment-node]` Add `structuredClone` to globals ([#12631](https://github.com/facebook/jest/pull/12631))
- `[@jest/expect-utils]` [**BREAKING**] Fix false positives when looking for `undefined` prop ([#8923](https://github.com/facebook/jest/pull/8923))
- `[jest-haste-map]` Don't use partial results if file crawl errors ([#12420](https://github.com/facebook/jest/pull/12420))
- `[jest-haste-map]` Make watchman existence check lazy+async ([#12675](https://github.com/facebook/jest/pull/12675))
- `[jest-jasmine2, jest-types]` [**BREAKING**] Move all `jasmine` specific types from `@jest/types` to its own package ([#12125](https://github.com/facebook/jest/pull/12125))
- `[jest-jasmine2]` Do not set `duration` to `0` for skipped tests ([#12518](https://github.com/facebook/jest/pull/12518))
- `[jest-matcher-utils]` Pass maxWidth to `pretty-format` to avoid printing every element in arrays by default ([#12402](https://github.com/facebook/jest/pull/12402))
- `[jest-mock]` Fix function overloads for `spyOn` to allow more correct type inference in complex object ([#12442](https://github.com/facebook/jest/pull/12442))
- `[jest-mock]` Handle overridden `Function.name` property ([#12674](https://github.com/facebook/jest/pull/12674))
- `[@jest/reporters]` Notifications generated by the `--notify` flag are no longer persistent in GNOME Shell. ([#11733](https://github.com/facebook/jest/pull/11733))
- `[@jest/reporters]` Move missing icon file which is needed for `NotifyReporter` class. ([#12593](https://github.com/facebook/jest/pull/12593))
- `[@jest/reporters]` Update `v8-to-istanbul` ([#12697](https://github.com/facebook/jest/pull/12697))
- `[jest-resolver]` Call custom resolver with core node.js modules ([#12654](https://github.com/facebook/jest/pull/12654))
- `[jest-runner]` Correctly resolve `source-map-support` ([#12706](https://github.com/facebook/jest/pull/12706))
- `[jest-worker]` Fix `Farm` execution results memory leak ([#12497](https://github.com/facebook/jest/pull/12497))
### Chore & Maintenance
- `[*]` [**BREAKING**] Drop support for Node v10 and v15 and target first LTS `16.13.0` ([#12220](https://github.com/facebook/jest/pull/12220))
- `[*]` [**BREAKING**] Drop support for `typescript@3.8`, minimum version is now `4.3` ([#11142](https://github.com/facebook/jest/pull/11142), [#12648](https://github.com/facebook/jest/pull/12648))
- `[*]` Bundle all `.d.ts` files into a single `index.d.ts` per module ([#12345](https://github.com/facebook/jest/pull/12345))
- `[*]` Use `globalThis` instead of `global` ([#12447](https://github.com/facebook/jest/pull/12447))
- `[babel-jest]` [**BREAKING**] Only export `createTransformer` ([#12407](https://github.com/facebook/jest/pull/12407))
- `[docs]` Add note about not mixing `done()` with Promises ([#11077](https://github.com/facebook/jest/pull/11077))
- `[docs, examples]` Update React examples to match with the new React guidelines for code examples ([#12217](https://github.com/facebook/jest/pull/12217))
- `[docs]` Add clarity for module factory hoisting limitations ([#12453](https://github.com/facebook/jest/pull/12453))
- `[docs]` Add more information about how code transformers work ([#12407](https://github.com/facebook/jest/pull/12407))
- `[docs]` Add upgrading guide ([#12633](https://github.com/facebook/jest/pull/12633))
- `[expect]` [**BREAKING**] Remove support for importing `build/utils` ([#12323](https://github.com/facebook/jest/pull/12323))
- `[expect]` [**BREAKING**] Migrate to ESM ([#12344](https://github.com/facebook/jest/pull/12344))
- `[expect]` [**BREAKING**] Snapshot matcher types are moved to `@jest/expect` ([#12404](https://github.com/facebook/jest/pull/12404))
- `[jest-cli]` Update `yargs` to v17 ([#12357](https://github.com/facebook/jest/pull/12357))
- `[jest-config]` [**BREAKING**] Remove `getTestEnvironment` export ([#12353](https://github.com/facebook/jest/pull/12353))
- `[jest-config]` [**BREAKING**] Rename config option `name` to `id` ([#11981](https://github.com/facebook/jest/pull/11981))
- `[jest-create-cache-key-function]` Added README.md file with basic usage instructions ([#12492](https://github.com/facebook/jest/pull/12492))
- `[@jest/core]` Use `index.ts` instead of `jest.ts` as main export ([#12329](https://github.com/facebook/jest/pull/12329))
- `[jest-environment-jsdom]` [**BREAKING**] Migrate to ESM ([#12340](https://github.com/facebook/jest/pull/12340))
- `[jest-environment-node]` [**BREAKING**] Migrate to ESM ([#12340](https://github.com/facebook/jest/pull/12340))
- `[jest-haste-map]` Remove legacy `isRegExpSupported` ([#12676](https://github.com/facebook/jest/pull/12676))
- `[@jest/fake-timers]` Update `@sinonjs/fake_timers` to v9 ([#12357](https://github.com/facebook/jest/pull/12357))
- `[jest-jasmine2, jest-runtime]` [**BREAKING**] Use `Symbol` to pass `jest.setTimeout` value instead of `jasmine` specific logic ([#12124](https://github.com/facebook/jest/pull/12124))
- `[jest-phabricator]` [**BREAKING**] Migrate to ESM ([#12341](https://github.com/facebook/jest/pull/12341))
- `[jest-resolve]` [**BREAKING**] Make `requireResolveFunction` argument mandatory ([#12353](https://github.com/facebook/jest/pull/12353))
- `[jest-runner]` [**BREAKING**] Remove some type exports from `@jest/test-result` ([#12353](https://github.com/facebook/jest/pull/12353))
- `[jest-runner]` [**BREAKING**] Second argument to constructor (`Context`) is not optional ([#12640](https://github.com/facebook/jest/pull/12640))
- `[jest-serializer]` [**BREAKING**] Deprecate package in favour of using `v8` APIs directly ([#12391](https://github.com/facebook/jest/pull/12391))
- `[jest-snapshot]` [**BREAKING**] Migrate to ESM ([#12342](https://github.com/facebook/jest/pull/12342))
- `[jest-transform]` Update `write-file-atomic` to v4 ([#12357](https://github.com/facebook/jest/pull/12357))
- `[jest-types]` [**BREAKING**] Remove `Config.Glob` and `Config.Path` ([#12406](https://github.com/facebook/jest/pull/12406))
- `[jest]` Use `index.ts` instead of `jest.ts` as main export ([#12329](https://github.com/facebook/jest/pull/12329))
### Performance
- `[jest-haste-map]` [**BREAKING**] Default to `node` crawler over shelling out to `find` if `watchman` is not enabled ([#12320](https://github.com/facebook/jest/pull/12320))
## 27.5.1
### Features
- `[jest-config]` Support comments in JSON config file ([#12316](https://github.com/facebook/jest/pull/12316))
- `[pretty-format]` Expose `ConvertAnsi` plugin ([#12308](https://github.com/facebook/jest/pull/12308))
### Fixes
- `[expect]` Add type definitions for asymmetric `closeTo` matcher ([#12304](https://github.com/facebook/jest/pull/12304))
- `[jest-cli]` Load binary via exported API ([#12315](https://github.com/facebook/jest/pull/12315))
- `[jest-config]` Replace `jsonlint` with `parse-json` ([#12316](https://github.com/facebook/jest/pull/12316))
- `[jest-repl]` Make module importable ([#12311](https://github.com/facebook/jest/pull/12311) & [#12315](https://github.com/facebook/jest/pull/12315))
### Chore & Maintenance
- `[*]` Avoid anonymous default exports ([#12313](https://github.com/facebook/jest/pull/12313))
## 27.5.0
### Features
- `[expect]` Add asymmetric matcher `expect.closeTo` ([#12243](https://github.com/facebook/jest/pull/12243))
- `[jest-mock]` Added `mockFn.mock.lastCall` to retrieve last argument ([#12285](https://github.com/facebook/jest/pull/12285))
### Fixes
- `[expect]` Add a fix for `.toHaveProperty('')` ([#12251](https://github.com/facebook/jest/pull/12251))
- `[jest-each, @jest/globals]` Allow passing `ReadonlyArray` type of a table to `describe.each` and `test.each` ([#12297](https://github.com/facebook/jest/pull/12297))
- `[@jest/globals]` Add missing `options` argument to `jest.doMock` typing ([#12292](https://github.com/facebook/jest/pull/12292))
- `[jest-environment-node]` Add `atob` and `btoa` ([#12269](https://github.com/facebook/jest/pull/12269))
- `[jest-matcher-utils]` Correct diff for expected asymmetric matchers ([#12264](https://github.com/facebook/jest/pull/12264))
- `[jest-message-util]` Fix `.getTopFrame()` (and `toMatchInlineSnapshot()`) with `mjs` files ([#12277](https://github.com/facebook/jest/pull/12277))
### Chore & Maintenance
- `[*]` Update `graceful-fs` to `^4.2.9` ([#11749](https://github.com/facebook/jest/pull/11749))
### Performance
- `[jest-resolve]` perf: skip error creation on not found `stat` calls ([#11749](https://github.com/facebook/jest/pull/11749))
## 27.4.7
### Fixes
- `jest-config` Add missing `@babel/core` dependency ([#12216](https://github.com/facebook/jest/pull/12216))
## 27.4.6
### Fixes
- `[jest-environment-node]` Add `AbortSignal` ([#12157](https://github.com/facebook/jest/pull/12157))
- `[jest-environment-node]` Add Missing node global `performance` ([#12002](https://github.com/facebook/jest/pull/12002))
- `[jest-runtime]` Handle missing `mocked` property ([#12213](https://github.com/facebook/jest/pull/12213))
- `[@jest/transform]` Update dependency package `pirates` to 4.0.4 ([#12002](https://github.com/facebook/jest/pull/12002))
### Performance
- `jest-config` perf: only register ts-node once when loading TS config files ([#12160](https://github.com/facebook/jest/pull/12160))
## 27.4.5
### Fixes
- `[jest-worker]` Stop explicitly passing `process.env` ([#12141](https://github.com/facebook/jest/pull/12141))
## 27.4.4
### Fixes
- `[babel-jest]` Add `process.version` chunk to the cache key ([#12122](https://github.com/facebook/jest/pull/12122))
- `[jest-environment]` Add `mocked` to `jest` object ([#12133](https://github.com/facebook/jest/pull/12133))
- `[jest-worker]` Stop explicitly passing `execArgv` ([#12128](https://github.com/facebook/jest/pull/12128))
### Chore & Maintenance
- `[website]` Fix the card front that looks overlapping part of the card back
## 27.4.3
### Fixes
- `[jest-environment-jsdom]` Remove `@types/jsdom` dependency (and make its `dom` property `private`) ([#12107](https://github.com/facebook/jest/pull/12107))
## 27.4.2
### Fixes
- `[jest-worker]` Add additional `execArgv` to filter ([#12103](https://github.com/facebook/jest/pull/12103))
## 27.4.1
### Fixes
- `[jest-worker]` Filter `execArgv` correctly ([#12097](https://github.com/facebook/jest/pull/12097))
## 27.4.0
### Features
- `[expect]` Enhancing the `toHaveProperty` matcher to support array selection ([#12092](https://github.com/facebook/jest/pull/12092))
- `[jest-core]` Add support for `testResultsProcessor` written in ESM ([#12006](https://github.com/facebook/jest/pull/12006))
- `[jest-diff, pretty-format]` Add `compareKeys` option for custom sorting of object keys ([#11992](https://github.com/facebook/jest/pull/11992))
- `[jest-mock]` Add `ts-jest` mock util functions ([#12089](https://github.com/facebook/jest/pull/12089))
### Fixes
- `[expect]` Allow again `expect.Matchers` generic with single value ([#11986](https://github.com/facebook/jest/pull/11986))
- `[jest-circus, jest-jasmine2]` Avoid false concurrent test failures due to unhandled promise rejections ([#11987](https://github.com/facebook/jest/pull/11987))
- `[jest-config]` Add missing `slash` dependency to `package.json` ([#12080](https://github.com/facebook/jest/pull/12080))
- `[jest-core]` Incorrect detection of open ZLIB handles ([#12022](https://github.com/facebook/jest/pull/12022))
- `[jest-diff]` Break dependency cycle ([#10818](https://github.com/facebook/jest/pull/10818))
- `[jest-environment-jsdom]` Add `@types/jsdom` dependency ([#11999](https://github.com/facebook/jest/pull/11999))
- `[jest-environment-jsdom]` Do not reset the global.document too early on teardown ([#11871](https://github.com/facebook/jest/pull/11871))
- `[jest-transform]` Improve error and warning messages ([#11998](https://github.com/facebook/jest/pull/11998))
- `[jest-worker]` Pass `execArgv` correctly to `worker_threads` worker ([#12069](https://github.com/facebook/jest/pull/12069))
### Chore & Maintenance
- `[docs]` CLI options alphabetized ([#11586](https://github.com/facebook/jest/pull/11586))
- `[jest-runner]` Add info regarding timers to forcedExit message([#12083](https://github.com/facebook/jest/pull/12083))
- `[*]` Replaced `substr` method with `substring` ([#12066](https://github.com/facebook/jest/pull/12066))
- `[*]` Add `types` entry to all export maps ([#12073](https://github.com/facebook/jest/pull/12073))
## 27.3.1
### Fixes
- `[expect]` Make `expect` extension properties `configurable` ([#11978](https://github.com/facebook/jest/pull/11978))
- `[expect]` Fix `.any()` checks on primitive wrapper classes ([#11976](https://github.com/facebook/jest/pull/11976))
### Chore & Maintenance
- `[expect]` `BigInt` global is always defined, don't check for its existence at runtime ([#11979](https://github.com/facebook/jest/pull/11979))
- `[jest-config, jest-util]` Use `ci-info` instead of `is-ci` to detect CI environment ([#11973](https://github.com/facebook/jest/pull/11973))
## 27.3.0
### Features
- `[jest-config]` Add `testEnvironmentOptions.html` to apply to jsdom input ([#11950](https://github.com/facebook/jest/pull/11950))
- `[jest-resolver]` Support default export (`.`) in `exports` field _if_ `main` is missing ([#11919](https://github.com/facebook/jest/pull/11919))
### Fixes
- `[expect]` Tweak and improve types ([#11949](https://github.com/facebook/jest/pull/11949))
- `[jest-runtime]` Ensure absolute paths can be resolved within test modules ([#11943](https://github.com/facebook/jest/pull/11943))
- `[jest-runtime]` Fix `instanceof` for `ModernFakeTimers` and `LegacyFakeTimers` methods ([#11946](https://github.com/facebook/jest/pull/11946))
## 27.2.5
### Features
- `[jest-config]` Warn when multiple Jest configs are located ([#11922](https://github.com/facebook/jest/pull/11922))
### Fixes
- `[expect]` Pass matcher context to asymmetric matchers ([#11926](https://github.com/facebook/jest/pull/11926) & [#11930](https://github.com/facebook/jest/pull/11930))
- `[expect]` Improve TypeScript types ([#11931](https://github.com/facebook/jest/pull/11931))
- `[expect]` Improve typings of `toThrow()` and `toThrowError()` matchers ([#11929](https://github.com/facebook/jest/pull/11929))
- `[jest-cli]` Improve `--help` printout by removing defunct `--browser` option ([#11914](https://github.com/facebook/jest/pull/11914))
- `[jest-haste-map]` Use distinct cache paths for different values of `computeDependencies` ([#11916](https://github.com/facebook/jest/pull/11916))
- `[@jest/reporters]` Do not buffer `console.log`s when using verbose reporter ([#11054](https://github.com/facebook/jest/pull/11054))
### Chore & Maintenance
- `[expect]` Export default matchers ([#11932](https://github.com/facebook/jest/pull/11932))
- `[@jest/types]` Mark deprecated configuration options as `@deprecated` ([#11913](https://github.com/facebook/jest/pull/11913))
## 27.2.4
### Features
- `[expect]` Add equality checks for Array Buffers in `expect.ToStrictEqual()` ([#11805](https://github.com/facebook/jest/pull/11805))
### Fixes
- `[jest-snapshot]` Correctly indent inline snapshots ([#11560](https://github.com/facebook/jest/pull/11560))
## 27.2.3
### Features
- `[@jest/fake-timers]` Update `@sinonjs/fake-timers` to v8 ([#11879](https://github.com/facebook/jest/pull/11879))
### Fixes
- `[jest-config]` Parse `testEnvironmentOptions` if received from CLI ([#11902](https://github.com/facebook/jest/pull/11902))
- `[jest-reporters]` Call `destroy` on `v8-to-istanbul` converters to free memory ([#11896](https://github.com/facebook/jest/pull/11896))
## 27.2.2
### Fixes
- `[jest-runtime]` Correct `wrapperLength` value for ESM modules. ([#11893](https://github.com/facebook/jest/pull/11893))
## 27.2.1
### Features
- `[jest-transform]` Improve the unexpected token error message. ([#11807](https://github.com/facebook/jest/pull/11807))
### Fixes
- `[jest-runtime]` Fix regression when using `jest.isolateModules` and mocks ([#11882](https://github.com/facebook/jest/pull/11882))
- `[jest-runtime]` Include test name when importing modules after test has completed ([#11885](https://github.com/facebook/jest/pull/11885))
- `[jest-runtime]` Error when ESM import is used after test is torn down ([#11885](https://github.com/facebook/jest/pull/11885))
## 27.2.0
### Features
- `[jest-resolver, jest-runtime]` Pass `conditions` to custom resolvers to enable them to implement support for package.json `exports` field ([#11859](https://github.com/facebook/jest/pull/11859))
- `[jest-runtime]` Allow custom envs to specify `exportConditions` which is passed together with Jest's own conditions to custom resolvers ([#11863](https://github.com/facebook/jest/pull/11863))
### Fixes
- `[@jest/reporters]` Use async transform if available to transform files with no coverage ([#11852](https://github.com/facebook/jest/pull/11852))
- `[jest-util]` Return correct value from `process.send` stub ([#11799](https://github.com/facebook/jest/pull/11799))
## 27.1.1
### Features
- `[jest-runtime]` Add experimental, limited (and undocumented) support for mocking ECMAScript Modules ([#11818](https://github.com/facebook/jest/pull/11818))
### Fixes
- `[jest-resolver]` Support `node:` prefix when importing Node core modules with ESM ([#11817](https://github.com/facebook/jest/pull/11817))
- `[jest-types]` Export the `PrettyFormatOptions` interface ([#11801](https://github.com/facebook/jest/pull/11801))
## 27.1.0
### Features
- `[jest-haste-map]` Use watchman suffix-set option for faster file indexing. ([#11784](https://github.com/facebook/jest/pull/11784))
- `[jest-cli]` Adds a new config options `snapshotFormat` which offers a way to override any of the formatting settings which come with [pretty-format](https://www.npmjs.com/package/pretty-format#usage-with-options). ([#11654](https://github.com/facebook/jest/pull/11654))
- `[jest-reporters]` Expose the `getSummary` util ([#11695](https://github.com/facebook/jest/pull/11695)).
- `[jest-resolver]` Support `node:` prefix when importing Node core modules ([#11331](https://github.com/facebook/jest/pull/11331))
### Fixes
- `[jest-each]` Relaxed the validation to allow multibyte characters in headings ([#11575](https://github.com/facebook/jest/pull/11575))
- `[jest-environment-jsdom]` Add support for `userAgent` option ([#11773](https://github.com/facebook/jest/pull/11773))
- `[jest-environment-node]` Add `Event` and `EventTarget` to node global environment. ([#11727](https://github.com/facebook/jest/pull/11727))
- `[jest-mock]` Fix `spyOn` to use `Object.prototype.hasOwnProperty` ([#11721](https://github.com/facebook/jest/pull/11721))
- `[jest-resolver]` Add dependency on `jest-haste-map` ([#11759](https://github.com/facebook/jest/pull/11759))
- `[jest-types]` Compat with `@types/node` v16 ([#11645](https://github.com/facebook/jest/pull/11645))
### Chore & Maintenance
- `[docs]` Correct `expects.assertions` documentation by adding async/await for asynchronous function.
## 27.0.6
### Fixes
- `[*]` Publish all modules to include the build change in ([#11569](https://github.com/facebook/jest/pull/11569))
## 27.0.5
### Features
- `[@jest/fake-timers]` Flush callbacks scheduled with `requestAnimationFrame` every 16ms when using legacy timers. ([#11567](https://github.com/facebook/jest/pull/11567))
- `[pretty-format]` Use `globalThis` (with polyfill if required) to bring support for esbuild's browser bundling mode ([#11569](https://github.com/facebook/jest/pull/11569))
### Fixes
- `[jest-core]` Support special characters like `@`, `+` and `()` on Windows with `--findRelatedTests` ([#11548](https://github.com/facebook/jest/pull/11548))
- `[@jest/fake-timers]` Do not add `setImmediate` and `clearImmediate` if they do not exist in the global environment ([#11599](https://github.com/facebook/jest/pull/11599))
- `[@jest/reporters]` Allow `node-notifier@10` as peer dependency ([#11523](https://github.com/facebook/jest/pull/11523))
- `[@jest/reporters]` Update `v8-to-istanbul` ([#11523](https://github.com/facebook/jest/pull/11523))
## 27.0.4
### Fixes
- `[jest-config, jest-resolve]` Pass in `require.resolve` to resolvers to resolve from correct base ([#11493](https://github.com/facebook/jest/pull/11493))
## 27.0.3
### Fixes
- `[jest-config]` `require.resolve` on default test sequencer and test environment ([#11482](https://github.com/facebook/jest/pull/11482))
- `[jest-mock]` Fixed `fn` and `spyOn` exports ([#11480](https://github.com/facebook/jest/pull/11480))
## 27.0.2
### Features
- `[jest-circus]` Add some APIs to make it easier to build your own test runner
- `[jest-reporters]` Expose the `getResultHeader` util ([#11460](https://github.com/facebook/jest/pull/11460))
- `[jest-resolver]` Export `resolve*` utils for different Jest modules ([#11466](https://github.com/facebook/jest/pull/11466))
- `[@jest/test-result]` Export `Test`, `TestEvents` and `TestFileEvent` ([#11466](https://github.com/facebook/jest/pull/11466))
### Fixes
- `[jest-circus]` Add missing `slash` dependency ([#11465](https://github.com/facebook/jest/pull/11465))
- `[jest-circus, @jest/test-sequencer]` Remove dependency on `jest-runner` ([#11466](https://github.com/facebook/jest/pull/11466))
- `[jest-config]` Resolve `config.runner` to absolute path ([#11465](https://github.com/facebook/jest/pull/11465))
- `[jest-config]` Make sure to support functions as config ([#11475](https://github.com/facebook/jest/pull/11475))
- `[jest-core]` Do not warn about `DNSCHANNEL` handles when using the `--detectOpenHandles` option ([#11470](https://github.com/facebook/jest/pull/11470))
- `[jest-runner]` Remove dependency on `jest-config` ([#11466](https://github.com/facebook/jest/pull/11466))
- `[jest-worker]` Loosen engine requirement to `>= 10.13.0` ([#11451](https://github.com/facebook/jest/pull/11451))
## 27.0.1
### Fixes
- `[jest-environment-jsdom]` Bump version of JSDOM to avoid deprecated `request` package ([#11442](https://github.com/facebook/jest/pull/11442))
## 27.0.0
### Features
- `[babel-jest]` Add async transformation ([#11192](https://github.com/facebook/jest/pull/11192))
- `[jest-changed-files]` Use '--' to separate paths from revisions ([#11160](https://github.com/facebook/jest/pull/11160))
- `[jest-circus]` [**BREAKING**] Fail tests when multiple `done()` calls are made ([#10624](https://github.com/facebook/jest/pull/10624))
- `[jest-circus, jest-jasmine2]` [**BREAKING**] Fail the test instead of just warning when describe returns a value ([#10947](https://github.com/facebook/jest/pull/10947))
- `[jest-config]` [**BREAKING**] Default to Node testing environment instead of browser (JSDOM) ([#9874](https://github.com/facebook/jest/pull/9874))
- `[jest-config]` [**BREAKING**] Use `jest-circus` as default test runner ([#10686](https://github.com/facebook/jest/pull/10686))
- `[jest-config]` Add support for `preset` written in ESM ([#11200](https://github.com/facebook/jest/pull/11200))
- `[jest-config, jest-runtime]` Support ESM for files other than `.js` and `.mjs` ([#10823](https://github.com/facebook/jest/pull/10823))
- `[jest-config, jest-runtime]` [**BREAKING**] Use "modern" implementation as default for fake timers ([#10874](https://github.com/facebook/jest/pull/10874) & [#11197](https://github.com/facebook/jest/pull/11197))
- `[jest-config` Allow passing `forceNodeFilesystemAPI` through to `jest-haste-map` ([#11264](https://github.com/facebook/jest/pull/11264))
- `[jest-config, jest-haste-map, jest-resolve, jest-runner, jest-runtime, jest-test-sequencer, jest-transform, jest-types]` [**BREAKING**] Add custom HasteMap class implementation config option ([#11107](https://github.com/facebook/jest/pull/11107))
- `[jest-core]` make `TestWatcher` extend `emittery` ([#10324](https://github.com/facebook/jest/pull/10324))
- `[jest-core]` Run failed tests interactively the same way we do with snapshots ([#10858](https://github.com/facebook/jest/pull/10858))
- `[jest-core]` more `TestSequencer` methods can be async ([#10980](https://github.com/facebook/jest/pull/10980))
- `[jest-core]` Add support for `testSequencer` written in ESM ([#11207](https://github.com/facebook/jest/pull/11207))
- `[jest-core]` Add support for `globalSetup` and `globalTeardown` written in ESM ([#11267](https://github.com/facebook/jest/pull/11267))
- `[jest-core]` Add support for `watchPlugins` written in ESM ([#11315](https://github.com/facebook/jest/pull/11315))
- `[jest-core]` Add support for `runner` written in ESM ([#11232](https://github.com/facebook/jest/pull/11232))
- `[jest-core]` Add support for `reporters` written in ESM ([#11427](https://github.com/facebook/jest/pull/11427))
- `[jest-each]` Add support for interpolation with object properties ([#11388](https://github.com/facebook/jest/pull/11388))
- `[jest-environment-node]` Add AbortController to globals ([#11182](https://github.com/facebook/jest/pull/11182))
- `[@jest/fake-timers]` Update to `@sinonjs/fake-timers` to v7 ([#11198](https://github.com/facebook/jest/pull/11198))
- `[jest-haste-map]` Handle injected scm clocks ([#10966](https://github.com/facebook/jest/pull/10966))
- `[jest-haste-map]` Add `enableSymlinks` configuration option to follow symlinks for test files ([#9351](https://github.com/facebook/jest/pull/9351))
- `[jest-repl, jest-runner]` [**BREAKING**] Run transforms over environment ([#8751](https://github.com/facebook/jest/pull/8751))
- `[jest-repl]` Add support for `testEnvironment` written in ESM ([#11232](https://github.com/facebook/jest/pull/11232))
- `[jest-reporters]` Add static filepath property to all reporters ([#11015](https://github.com/facebook/jest/pull/11015))
- `[jest-runner]` [**BREAKING**] set exit code to 1 if test logs after teardown ([#10728](https://github.com/facebook/jest/pull/10728))
- `[jest-runner]` [**BREAKING**] Run transforms over `runner` ([#8823](https://github.com/facebook/jest/pull/8823))
- `[jest-runner]` [**BREAKING**] Run transforms over `testRunner` ([#8823](https://github.com/facebook/jest/pull/8823))
- `[jest-runner]` Possibility to use ESM for test environment ([11033](https://github.com/facebook/jest/pull/11033))
- `[jest-runner]` Add support for `testRunner` written in ESM ([#11232](https://github.com/facebook/jest/pull/11232))
- `[jest-runtime]` Detect reexports from CJS as named exports in ESM ([#10988](https://github.com/facebook/jest/pull/10988))
- `[jest-runtime]` Support for async code transformations ([#11191](https://github.com/facebook/jest/pull/11191) & [#11220](https://github.com/facebook/jest/pull/11220))
- `[jest-snapshot]` [**BREAKING**] Make prettier optional for inline snapshots - fall back to string replacement ([#7792](https://github.com/facebook/jest/pull/7792) & [#11192](https://github.com/facebook/jest/pull/11192))
- `[jest-snapshot]` [**BREAKING**] Run transforms over `snapshotResolver` ([#8829](https://github.com/facebook/jest/pull/8829))
- `[jest-transform]` Pass config options defined in Jest's config to transformer's `process` and `getCacheKey` functions ([#10926](https://github.com/facebook/jest/pull/10926))
- `[jest-transform]` Add support for transformers written in ESM ([#11163](https://github.com/facebook/jest/pull/11163))
- `[jest-transform]` [**BREAKING**] Do not export `ScriptTransformer` class, instead export the async function `createScriptTransformer` ([#11163](https://github.com/facebook/jest/pull/11163))
- `[jest-transform]` Async code transformations ([#9889](https://github.com/facebook/jest/pull/9889))
- `[jest-transform]` Support transpiled transformers ([#11193](https://github.com/facebook/jest/pull/11193))
- `[jest-transform]` [**BREAKING**] `requireAndTranspileModule` always return a `Promise`, and the third parameter type is changed to `RequireAndTranspileModuleOptions` which accept `applyInteropRequireDefault` option ([#11232](https://github.com/facebook/jest/pull/11232))
- `[jest-transform]` [**BREAKING**] `createTranspilingRequire` return function which return a `Promise` now ([#11232](https://github.com/facebook/jest/pull/11232))
- `[jest-util]` add requireOrImportModule for importing CJS or ESM ([#11199](https://github.com/facebook/jest/pull/11199))
- `[jest-util]` add `applyInteropRequireDefault` option on `requireOrImportModule` ([#11232](https://github.com/facebook/jest/pull/11232))
- `[jest-watcher]` Added support for clearing the line when `<C-u>` is pressed in a watch mode pattern prompt ([#11358](https://github.com/facebook/jest/pull/11358))
- `[jest-worker]` Add support for custom task queues and adds a `PriorityQueue` implementation. ([#10921](https://github.com/facebook/jest/pull/10921))
- `[jest-worker]` Add in-order scheduling policy to jest worker ([10902](https://github.com/facebook/jest/pull/10902))
- `[pretty-format]` Better print for sparse arrays ([11326](https://github.com/facebook/jest/pull/11326))
- `[pretty-print]` Add option `printBasicPrototype` which determines whether or not the prototype should be printed for raw objects or arrays ([#11441](https://github.com/facebook/jest/pull/11441))
### Fixes
- `[babel-plugin-jest-hoist]` Add `__dirname` and `__filename` to whitelisted globals ([#10903](https://github.com/facebook/jest/pull/10903))
- `[expect]` [**BREAKING**] Revise `expect.not.objectContaining()` to be the inverse of `expect.objectContaining()`, as documented. ([#10708](https://github.com/facebook/jest/pull/10708))
- `[expect]` [**BREAKING**] Make `toContain` more strict with the received type ([#10119](https://github.com/facebook/jest/pull/10119) & [#10929](https://github.com/facebook/jest/pull/10929))
- `[expect]` [**BREAKING**] `matcherResult` on `JestAssertionError` are now strings rather than functions ([#10989](https://github.com/facebook/jest/pull/10989))
- `[jest-circus]` Fixed the issue of beforeAll & afterAll hooks getting executed even if it is inside a skipped `describe` block ([#10806](https://github.com/facebook/jest/pull/10806))
- `[jest-circus]` Fix `testLocation` on Windows when using `test.each` ([#10871](https://github.com/facebook/jest/pull/10871))
- `[jest-cli]` Use testFailureExitCode when bailing from a failed test ([#10958](https://github.com/facebook/jest/pull/10958))
- `[jest-cli]` Print custom error if error thrown from global hooks is not an error already ([#11003](https://github.com/facebook/jest/pull/11003))
- `[jest-cli]` Allow running multiple "projects" from programmatic API ([#11307](https://github.com/facebook/jest/pull/11307))
- `[jest-cli]` Fix missing collectCoverage after init ([#11353](https://github.com/facebook/jest/pull/11353))
- `[jest-cli, jest-config, jest-types]` Move all default values into `jest-config` ([#9924](https://github.com/facebook/jest/pull/9924))
- `[jest-config]` [**BREAKING**] Change default file extension order by moving json behind ts and tsx ([10572](https://github.com/facebook/jest/pull/10572))
- `[jest-console]` `console.dir` now respects the second argument correctly ([#10638](https://github.com/facebook/jest/pull/10638))
- `[jest-core]` Don't report PerformanceObserver as open handle ([#11123](https://github.com/facebook/jest/pull/11123))
- `[jest-core]` Use `WeakRef` to hold timers when detecting open handles ([#11277](https://github.com/facebook/jest/pull/11277))
- `[jest-core]` Correctly detect open handles that were created in test functions using `done` callbacks ([#11382](https://github.com/facebook/jest/pull/11382))
- `[jest-core]` Do not collect `RANDOMBYTESREQUEST` as open handles ([#11278](https://github.com/facebook/jest/pull/11278))
- `[jest-core]` Wait briefly for open handles to close before flagging them when using `--detectOpenHandles` ([#11429](https://github.com/facebook/jest/pull/11429))
- `[jest-diff]` [**BREAKING**] Use only named exports ([#11371](https://github.com/facebook/jest/pull/11371))
- `[jest-each]` [**BREAKING**] Ignore excess words in headings ([#8766](https://github.com/facebook/jest/pull/8766))
- `[jest-each]` Support array index with template strings ([#10763](https://github.com/facebook/jest/pull/10763))
- `[jest-each]` Interpolate `%%` correctly ([#11364](https://github.com/facebook/jest/pull/11364))
- `[jest-each]` Fix wrong interpolation when the value of array contains multiple `%` ([#11364](https://github.com/facebook/jest/pull/11364))
- `[jest-environment]` [**BREAKING**] Drop support for `runScript` for test environments ([#11155](https://github.com/facebook/jest/pull/11155))
- `[jest-environment-jsdom]` Use inner realm’s `ArrayBuffer` constructor ([#10885](https://github.com/facebook/jest/pull/10885))
- `[jest-environment-jsdom]` [**BREAKING**] Remove Node globals `setImmediate` and `clearImmediate` ([#11222](https://github.com/facebook/jest/pull/11222))
- `[jest-get-type]` [**BREAKING**] Convert to ES Module ([#11359](https://github.com/facebook/jest/pull/11359))
- `[jest-globals]` [**BREAKING**] Disallow return values other than a `Promise` from hooks and tests ([#10512](https://github.com/facebook/jest/pull/10512))
- `[jest-globals]` [**BREAKING**] Disallow mixing a done callback and returning a `Promise` from hooks and tests ([#10512](https://github.com/facebook/jest/pull/10512))
- `[jest-haste-map]` Vendor `NodeWatcher` from `sane` ([#10919](https://github.com/facebook/jest/pull/10919))
- `[jest-jasmine2]` Fixed the issue of `beforeAll` & `afterAll` hooks getting executed even if it is inside a skipped `describe` block when it has child `tests` marked as either `only` or `todo` ([#10806](https://github.com/facebook/jest/pull/10806))
- `[jest-jasmine2]` Fixed the issues of child `tests` marked with `only` or `todo` getting executed even if it is inside a skipped parent `describe` block ([#10806](https://github.com/facebook/jest/pull/10806))
- `[jest-jasmine2]` Wrap all test functions so they open handles that were created in test functions using `done` callbacks can be detected ([#11382](https://github.com/facebook/jest/pull/11382))
- `[jest-reporter]` Handle empty files when reporting code coverage with V8 ([#10819](https://github.com/facebook/jest/pull/10819))
- `[jest-resolve]` Replace read-pkg-up with escalade package ([#10781](https://github.com/facebook/jest/pull/10781))
- `[jest-resolve]` Disable `jest-pnp-resolver` for Yarn 2 ([#10847](https://github.com/facebook/jest/pull/10847))
- `[jest-runtime]` [**BREAKING**] Do not inject `global` variable into module wrapper ([#10644](https://github.com/facebook/jest/pull/10644))
- `[jest-runtime]` [**BREAKING**] remove long-deprecated `jest.addMatchers`, `jest.resetModuleRegistry`, and `jest.runTimersToTime` ([#9853](https://github.com/facebook/jest/pull/9853))
- `[jest-runtime]` Fix stack overflow and promise deadlock when importing mutual dependant ES module ([#10892](https://github.com/facebook/jest/pull/10892))
- `[jest-runtime]` Prevent global module registry from leaking into `isolateModules` registry ([#10963](https://github.com/facebook/jest/pull/10963))
- `[jest-runtime]` Refactor to prevent race condition when linking and evaluating ES Modules ([#11150](https://github.com/facebook/jest/pull/11150))
- `[jest-runtime]` Throw correct error when attempting to load ESM via `require` ([#11260](https://github.com/facebook/jest/pull/11260))
- `[jest-runtime]` Do not cache modules that throw during evaluation ([#11263](https://github.com/facebook/jest/pull/11263))
- `[jest-transform]` Show enhanced `SyntaxError` message for all `SyntaxError`s ([#10749](https://github.com/facebook/jest/pull/10749))
- `[jest-transform]` [**BREAKING**] Refactor API to pass an options bag around rather than multiple boolean options ([#10753](https://github.com/facebook/jest/pull/10753))
- `[jest-transform]` [**BREAKING**] Refactor API of transformers to pass an options bag rather than separate `config` and other options ([#10834](https://github.com/facebook/jest/pull/10834))
- `[jest-types]` Fix `Config.ts` `projects` types ([#11285](https://github.com/facebook/jest/pull/11285))
- `[jest-util]` Replace micromatch with picomatch to fix issues with negated globs ([#11287](https://github.com/facebook/jest/pull/11287))
- `[jest-validate]` Use `en-US` locale to avoid case conversion problems while validating CLI options on machines with some certain locales(e.g. Turkish) set as default locale. ([#11412](https://github.com/facebook/jest/pull/11412))
- `[jest-worker]` [**BREAKING**] Use named exports ([#10623](https://github.com/facebook/jest/pull/10623))
- `[jest-worker]` Do not swallow errors during serialization ([#10984](https://github.com/facebook/jest/pull/10984))
- `[jest-worker]` Handle `ERR_IPC_CHANNEL_CLOSED` errors properly ([#11143](https://github.com/facebook/jest/pull/11143))
- `[pretty-format]` [**BREAKING**] Convert to ES Modules ([#10515](https://github.com/facebook/jest/pull/10515))
- `[pretty-format]` Only call `hasAttribute` if it's a function ([#11000](https://github.com/facebook/jest/pull/11000))
- `[pretty-format]` Handle jsdom attributes properly ([#11189](https://github.com/facebook/jest/pull/11189))
- `[pretty-format]` Import pretty-format using named imports ([#11360](https://github.com/facebook/jest/pull/11360))
### Chore & Maintenance
- `[*]` [**BREAKING**] Only support Node LTS releases and Node 15 ([#10685](https://github.com/facebook/jest/pull/10685))
- `[*]` [**BREAKING**] Add `exports` field to all `package.json`s ([#9921](https://github.com/facebook/jest/pull/9921))
- `[*]` Make it easier for Jest's packages to use the VM escape hatch ([#10824](https://github.com/facebook/jest/pull/10824))
- `[*]` [**BREAKING**] Remove deprecated `mapCoverage` ([#9968](https://github.com/facebook/jest/pull/9968))
- `[babel-jest]` [**BREAKING**] Migrate to ESM ([#11193](https://github.com/facebook/jest/pull/11193))
- `[docs]` Correct example using `browser-resolve` ([#11140](https://github.com/facebook/jest/pull/11140))
- `[docs]` Clarify `timers` configuration property ([#11376](https://github.com/facebook/jest/pull/11376))
- `[jest, jest-core]` [**BREAKING**] Replace `TestScheduler` export with `createTestScheduler` ([#11427](https://github.com/facebook/jest/pull/11427))
- `[jest-config]` [**BREAKING**] Remove `enabledTestsMap` config, use `filter` instead ([#10787](https://github.com/facebook/jest/pull/10787))
- `[jest-console]` [**BREAKING**] Move `root` into `config` and take `GlobalConfig` as mandatory parameter for `getConsoleOutput` ([#10126](https://github.com/facebook/jest/pull/10126))
- `[jest-console]` Export LogEntry ([#11017](https://github.com/facebook/jest/pull/11017))
- `[jest-fake-timers]` Clarify global behavior of `jest.useFakeTimers` and `jest.useRealTimers` ([#10867](https://github.com/facebook/jest/pull/10867))
- `[jest-haste-map]` [**BREAKING**] Migrate to ESM ([#10875](https://github.com/facebook/jest/pull/10875))
- `[jest-haste-map]` [**BREAKING**] Remove support for deprecated option `ignorePattern` as function ([#10348](https://github.com/facebook/jest/pull/10348))
- `[jest-jasmine2]` [**BREAKING**] Migrate to ESM ([#10906](https://github.com/facebook/jest/pull/10906))
- `[jest-jasmine2]` [**BREAKING**] Remove unused options argument from `Env` constructor ([#10240](https://github.com/facebook/jest/pull/10240))
- `[jest-repl, jest-runtime]` [**BREAKING**] Move the `jest-runtime` CLI into `jest-repl` ([#10016](https://github.com/facebook/jest/pull/10016) & [#10925](https://github.com/facebook/jest/pull/10925))
- `[jest-resolve]` [**BREAKING**] Migrate to ESM ([#10688](https://github.com/facebook/jest/pull/10688))
- `[jest-resolve-dependencies]` [**BREAKING**] Migrate to ESM ([#10876](https://github.com/facebook/jest/pull/10876))
- `[jest-mock]` [**BREAKING**] Migrate to ESM ([#10887](https://github.com/facebook/jest/pull/10887))
- `[jest-reporters]` [**BREAKING**] Make `node-notifier` a peer dependency ([#10977](https://github.com/facebook/jest/pull/10977))
- `[jest-resolve, jest-runtime]` [**BREAKING**] Use `Map`s instead of objects for all cached resources ([#10968](https://github.com/facebook/jest/pull/10968))
- `[jest-runner]` [**BREAKING**] Migrate to ESM ([#10900](https://github.com/facebook/jest/pull/10900))
- `[jest-runtime]` [**BREAKING**] Remove deprecated and unused `getSourceMapInfo` from Runtime ([#9969](https://github.com/facebook/jest/pull/9969))
- `[jest-transformer]` [**BREAKING**] Remove unused `isCoreModule` option ([#11166](https://github.com/facebook/jest/pull/11166))
- `[jest-util]` No longer checking `enumerable` when adding `process.domain` ([#10862](https://github.com/facebook/jest/pull/10862))
- `[jest-validate]` [**BREAKING**] Remove `recursiveBlacklist` option in favor of previously introduced `recursiveDenylist` ([#10650](https://github.com/facebook/jest/pull/10650))
- `[website]` Replace 'Github' with 'GitHub' ([#11279](https://github.com/facebook/jest/pull/11279))
- `[website]` Remove a language code from the link to the Node.js website ([#11282](https://github.com/facebook/jest/pull/11282))
- `[website]` Remove a duplicated word ([#11281](https://github.com/facebook/jest/pull/11281))
- `[website]` Add french to website ([#11361](https://github.com/facebook/jest/pull/11361))
### Performance