jestjs/jest (babel-jest)
### [`v27.5.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2751)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.5.0...v27.5.1)
##### Features
- `[jest-config]` Support comments in JSON config file ([#12316](https://togithub.com/facebook/jest/pull/12316))
- `[pretty-format]` Expose `ConvertAnsi` plugin ([#12308](https://togithub.com/facebook/jest/pull/12308))
##### Fixes
- `[expect]` Add type definitions for asymmetric `closeTo` matcher ([#12304](https://togithub.com/facebook/jest/pull/12304))
- `[jest-cli]` Load binary via exported API ([#12315](https://togithub.com/facebook/jest/pull/12315))
- `[jest-config]` Replace `jsonlint` with `parse-json` ([#12316](https://togithub.com/facebook/jest/pull/12316))
- `[jest-repl]` Make module importable ([#12311](https://togithub.com/facebook/jest/pull/12311) & [#12315](https://togithub.com/facebook/jest/pull/12315))
##### Chore & Maintenance
- `[*]` Avoid anonymous default exports ([#12313](https://togithub.com/facebook/jest/pull/12313))
### [`v27.5.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2750)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.6...v27.5.0)
##### Features
- `[expect]` Add asymmetric matcher `expect.closeTo` ([#12243](https://togithub.com/facebook/jest/pull/12243))
- `[jest-mock]` Added `mockFn.mock.lastCall` to retrieve last argument ([#12285](https://togithub.com/facebook/jest/pull/12285))
##### Fixes
- `[expect]` Add a fix for `.toHaveProperty('')` ([#12251](https://togithub.com/facebook/jest/pull/12251))
- `[jest-each, @jest/globals]` Allow passing `ReadonlyArray` type of a table to `describe.each` and `test.each` ([#12297](https://togithub.com/facebook/jest/pull/12297))
- `[@jest/globals]` Add missing `options` argument to `jest.doMock` typing ([#12292](https://togithub.com/facebook/jest/pull/12292))
- `[jest-environment-node]` Add `atob` and `btoa` ([#12269](https://togithub.com/facebook/jest/pull/12269))
- `[jest-matcher-utils]` Correct diff for expected asymmetric matchers ([#12264](https://togithub.com/facebook/jest/pull/12264))
- `[jest-message-util]` Fix `.getTopFrame()` (and `toMatchInlineSnapshot()`) with `mjs` files ([#12277](https://togithub.com/facebook/jest/pull/12277))
##### Chore & Maintenance
- `[*]` Update `graceful-fs` to `^4.2.9` ([#11749](https://togithub.com/facebook/jest/pull/11749))
##### Performance
- `[jest-resolve]` perf: skip error creation on not found `stat` calls ([#11749](https://togithub.com/facebook/jest/pull/11749))
### [`v27.4.6`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2746)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.5...v27.4.6)
##### Fixes
- `[jest-environment-node]` Add `AbortSignal` ([#12157](https://togithub.com/facebook/jest/pull/12157))
- `[jest-environment-node]` Add Missing node global `performance` ([#12002](https://togithub.com/facebook/jest/pull/12002))
- `[jest-runtime]` Handle missing `mocked` property ([#12213](https://togithub.com/facebook/jest/pull/12213))
- `[@jest/transform]` Update dependency package `pirates` to 4.0.4 ([#12002](https://togithub.com/facebook/jest/pull/12002))
##### Performance
- `jest-config` perf: only register ts-node once when loading TS config files ([#12160](https://togithub.com/facebook/jest/pull/12160))
### [`v27.4.5`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2745)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.4...v27.4.5)
##### Fixes
- `[jest-worker]` Stop explicitly passing `process.env` ([#12141](https://togithub.com/facebook/jest/pull/12141))
### [`v27.4.4`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2744)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.2...v27.4.4)
##### Fixes
- `[babel-jest]` Add `process.version` chunk to the cache key ([#12122](https://togithub.com/facebook/jest/pull/12122))
- `[jest-environment]` Add `mocked` to `jest` object ([#12133](https://togithub.com/facebook/jest/pull/12133))
- `[jest-worker]` Stop explicitly passing `execArgv` ([#12128](https://togithub.com/facebook/jest/pull/12128))
##### Chore & Maintenance
- `[website]` Fix the card front that looks overlapping part of the card back
### [`v27.4.2`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2742)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.1...v27.4.2)
##### Fixes
- `[jest-worker]` Add additional `execArgv` to filter ([#12103](https://togithub.com/facebook/jest/pull/12103))
### [`v27.4.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2741)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.0...v27.4.1)
##### Fixes
- `[jest-worker]` Filter `execArgv` correctly ([#12097](https://togithub.com/facebook/jest/pull/12097))
### [`v27.4.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2740)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.3.1...v27.4.0)
##### Features
- `[expect]` Enhancing the `toHaveProperty` matcher to support array selection ([#12092](https://togithub.com/facebook/jest/pull/12092))
- `[jest-core]` Add support for `testResultsProcessor` written in ESM ([#12006](https://togithub.com/facebook/jest/pull/12006))
- `[jest-diff, pretty-format]` Add `compareKeys` option for custom sorting of object keys ([#11992](https://togithub.com/facebook/jest/pull/11992))
- `[jest-mock]` Add `ts-jest` mock util functions ([#12089](https://togithub.com/facebook/jest/pull/12089))
##### Fixes
- `[expect]` Allow again `expect.Matchers` generic with single value ([#11986](https://togithub.com/facebook/jest/pull/11986))
- `[jest-circus, jest-jasmine2]` Avoid false concurrent test failures due to unhandled promise rejections ([#11987](https://togithub.com/facebook/jest/pull/11987))
- `[jest-config]` Add missing `slash` dependency to `package.json` ([#12080](https://togithub.com/facebook/jest/pull/12080))
- `[jest-core]` Incorrect detection of open ZLIB handles ([#12022](https://togithub.com/facebook/jest/pull/12022))
- `[jest-diff]` Break dependency cycle ([#10818](https://togithub.com/facebook/jest/pull/10818))
- `[jest-environment-jsdom]` Add `@types/jsdom` dependency ([#11999](https://togithub.com/facebook/jest/pull/11999))
- `[jest-environment-jsdom]` Do not reset the global.document too early on teardown ([#11871](https://togithub.com/facebook/jest/pull/11871))
- `[jest-transform]` Improve error and warning messages ([#11998](https://togithub.com/facebook/jest/pull/11998))
- `[jest-worker]` Pass `execArgv` correctly to `worker_threads` worker ([#12069](https://togithub.com/facebook/jest/pull/12069))
##### Chore & Maintenance
- `[docs]` CLI options alphabetized ([#11586](https://togithub.com/facebook/jest/pull/11586))
- `[jest-runner]` Add info regarding timers to forcedExit message([#12083](https://togithub.com/facebook/jest/pull/12083))
- `[*]` Replaced `substr` method with `substring` ([#12066](https://togithub.com/facebook/jest/pull/12066))
- `[*]` Add `types` entry to all export maps ([#12073](https://togithub.com/facebook/jest/pull/12073))
### [`v27.3.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2731)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.3.0...v27.3.1)
##### Fixes
- `[expect]` Make `expect` extension properties `configurable` ([#11978](https://togithub.com/facebook/jest/pull/11978))
- `[expect]` Fix `.any()` checks on primitive wrapper classes ([#11976](https://togithub.com/facebook/jest/pull/11976))
##### Chore & Maintenance
- `[expect]` `BigInt` global is always defined, don't check for its existence at runtime ([#11979](https://togithub.com/facebook/jest/pull/11979))
- `[jest-config, jest-util]` Use `ci-info` instead of `is-ci` to detect CI environment ([#11973](https://togithub.com/facebook/jest/pull/11973))
### [`v27.3.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2730)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.5...v27.3.0)
##### Features
- `[jest-config]` Add `testEnvironmentOptions.html` to apply to jsdom input ([#11950](https://togithub.com/facebook/jest/pull/11950))
- `[jest-resolver]` Support default export (`.`) in `exports` field *if* `main` is missing ([#11919](https://togithub.com/facebook/jest/pull/11919))
##### Fixes
- `[expect]` Tweak and improve types ([#11949](https://togithub.com/facebook/jest/pull/11949))
- `[jest-runtime]` Ensure absolute paths can be resolved within test modules ([#11943](https://togithub.com/facebook/jest/pull/11943))
- `[jest-runtime]` Fix `instanceof` for `ModernFakeTimers` and `LegacyFakeTimers` methods ([#11946](https://togithub.com/facebook/jest/pull/11946))
### [`v27.2.5`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2725)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.4...v27.2.5)
##### Features
- `[jest-config]` Warn when multiple Jest configs are located ([#11922](https://togithub.com/facebook/jest/pull/11922))
##### Fixes
- `[expect]` Pass matcher context to asymmetric matchers ([#11926](https://togithub.com/facebook/jest/pull/11926) & [#11930](https://togithub.com/facebook/jest/pull/11930))
- `[expect]` Improve TypeScript types ([#11931](https://togithub.com/facebook/jest/pull/11931))
- `[expect]` Improve typings of `toThrow()` and `toThrowError()` matchers ([#11929](https://togithub.com/facebook/jest/pull/11929))
- `[jest-cli]` Improve `--help` printout by removing defunct `--browser` option ([#11914](https://togithub.com/facebook/jest/pull/11914))
- `[jest-haste-map]` Use distinct cache paths for different values of `computeDependencies` ([#11916](https://togithub.com/facebook/jest/pull/11916))
- `[@jest/reporters]` Do not buffer `console.log`s when using verbose reporter ([#11054](https://togithub.com/facebook/jest/pull/11054))
##### Chore & Maintenance
- `[expect]` Export default matchers ([#11932](https://togithub.com/facebook/jest/pull/11932))
- `[@jest/types]` Mark deprecated configuration options as `@deprecated` ([#11913](https://togithub.com/facebook/jest/pull/11913))
### [`v27.2.4`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2724)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.3...v27.2.4)
##### Features
- `[expect]` Add equality checks for Array Buffers in `expect.ToStrictEqual()` ([#11805](https://togithub.com/facebook/jest/pull/11805))
##### Fixes
- `[jest-snapshot]` Correctly indent inline snapshots ([#11560](https://togithub.com/facebook/jest/pull/11560))
### [`v27.2.3`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2723)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.2...v27.2.3)
##### Features
- `[@jest/fake-timers]` Update `@sinonjs/fake-timers` to v8 ([#11879](https://togithub.com/facebook/jest/pull/11879))
##### Fixes
- `[jest-config]` Parse `testEnvironmentOptions` if received from CLI ([#11902](https://togithub.com/facebook/jest/pull/11902))
- `[jest-reporters]` Call `destroy` on `v8-to-istanbul` converters to free memory ([#11896](https://togithub.com/facebook/jest/pull/11896))
### [`v27.2.2`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2722)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.1...v27.2.2)
##### Fixes
- `[jest-runtime]` Correct `wrapperLength` value for ESM modules. ([#11893](https://togithub.com/facebook/jest/pull/11893))
### [`v27.2.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2721)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.0...v27.2.1)
##### Features
- `[jest-transform]` Improve the unexpected token error message. ([#11807](https://togithub.com/facebook/jest/pull/11807))
##### Fixes
- `[jest-runtime]` Fix regression when using `jest.isolateModules` and mocks ([#11882](https://togithub.com/facebook/jest/pull/11882))
- `[jest-runtime]` Include test name when importing modules after test has completed ([#11885](https://togithub.com/facebook/jest/pull/11885))
- `[jest-runtime]` Error when ESM import is used after test is torn down ([#11885](https://togithub.com/facebook/jest/pull/11885))
### [`v27.2.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2720)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.1.1...v27.2.0)
##### Features
- `[jest-resolver, jest-runtime]` Pass `conditions` to custom resolvers to enable them to implement support for package.json `exports` field ([#11859](https://togithub.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://togithub.com/facebook/jest/pull/11863))
##### Fixes
- `[@jest/reporters]` Use async transform if available to transform files with no coverage ([#11852](https://togithub.com/facebook/jest/pull/11852))
- `[jest-util]` Return correct value from `process.send` stub ([#11799](https://togithub.com/facebook/jest/pull/11799))
### [`v27.1.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2711)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.1.0...v27.1.1)
##### Features
- `[jest-runtime]` Add experimental, limited (and undocumented) support for mocking ECMAScript Modules ([#11818](https://togithub.com/facebook/jest/pull/11818))
##### Fixes
- `[jest-resolver]` Support `node:` prefix when importing Node core modules with ESM ([#11817](https://togithub.com/facebook/jest/pull/11817))
- `[jest-types]` Export the `PrettyFormatOptions` interface ([#11801](https://togithub.com/facebook/jest/pull/11801))
### [`v27.1.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2710)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.0.6...v27.1.0)
##### Features
- `[jest-haste-map]` Use watchman suffix-set option for faster file indexing. ([#11784](https://togithub.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://togithub.com/facebook/jest/pull/11654))
- `[jest-reporters]` Expose the `getSummary` util ([#11695](https://togithub.com/facebook/jest/pull/11695)).
- `[jest-resolver]` Support `node:` prefix when importing Node core modules ([#11331](https://togithub.com/facebook/jest/pull/11331))
##### Fixes
- `[jest-each]` Relaxed the validation to allow multibyte characters in headings ([#11575](https://togithub.com/facebook/jest/pull/11575))
- `[jest-environment-jsdom]` Add support for `userAgent` option ([#11773](https://togithub.com/facebook/jest/pull/11773))
- `[jest-environment-node]` Add `Event` and `EventTarget` to node global environment. ([#11727](https://togithub.com/facebook/jest/pull/11727))
- `[jest-mock]` Fix `spyOn` to use `Object.prototype.hasOwnProperty` ([#11721](https://togithub.com/facebook/jest/pull/11721))
- `[jest-resolver]` Add dependency on `jest-haste-map` ([#11759](https://togithub.com/facebook/jest/pull/11759))
- `[jest-types]` Compat with `@types/node` v16 ([#11645](https://togithub.com/facebook/jest/pull/11645))
##### Chore & Maintenance
- `[docs]` Correct `expects.assertions` documentation by adding async/await for asynchronous function.
### [`v27.0.6`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2706)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.0.5...v27.0.6)
##### Fixes
- `[*]` Publish all modules to include the build change in ([#11569](https://togithub.com/facebook/jest/pull/11569))
### [`v27.0.5`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2705)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.0.2...v27.0.5)
##### Features
- `[@jest/fake-timers]` Flush callbacks scheduled with `requestAnimationFrame` every 16ms when using legacy timers. ([#11567](https://togithub.com/facebook/jest/pull/11567))
- `[pretty-format]` Use `globalThis` (with polyfill if required) to bring support for esbuild's browser bundling mode ([#11569](https://togithub.com/facebook/jest/pull/11569))
##### Fixes
- `[jest-core]` Support special characters like `@`, `+` and `()` on Windows with `--findRelatedTests` ([#11548](https://togithub.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://togithub.com/facebook/jest/pull/11599))
- `[@jest/reporters]` Allow `node-notifier@10` as peer dependency ([#11523](https://togithub.com/facebook/jest/pull/11523))
- `[@jest/reporters]` Update `v8-to-istanbul` ([#11523](https://togithub.com/facebook/jest/pull/11523))
### [`v27.0.2`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2702)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.0.1...v27.0.2)
##### Features
- `[jest-circus]` Add some APIs to make it easier to build your own test runner
- `[jest-reporters]` Expose the `getResultHeader` util ([#11460](https://togithub.com/facebook/jest/pull/11460))
- `[jest-resolver]` Export `resolve*` utils for different Jest modules ([#11466](https://togithub.com/facebook/jest/pull/11466))
- `[@jest/test-result]` Export `Test`, `TestEvents` and `TestFileEvent` ([#11466](https://togithub.com/facebook/jest/pull/11466))
##### Fixes
- `[jest-circus]` Add missing `slash` dependency ([#11465](https://togithub.com/facebook/jest/pull/11465))
- `[jest-circus, @jest/test-sequencer]` Remove dependency on `jest-runner` ([#11466](https://togithub.com/facebook/jest/pull/11466))
- `[jest-config]` Resolve `config.runner` to absolute path ([#11465](https://togithub.com/facebook/jest/pull/11465))
- `[jest-config]` Make sure to support functions as config ([#11475](https://togithub.com/facebook/jest/pull/11475))
- `[jest-core]` Do not warn about `DNSCHANNEL` handles when using the `--detectOpenHandles` option ([#11470](https://togithub.com/facebook/jest/pull/11470))
- `[jest-runner]` Remove dependency on `jest-config` ([#11466](https://togithub.com/facebook/jest/pull/11466))
- `[jest-worker]` Loosen engine requirement to `>= 10.13.0` ([#11451](https://togithub.com/facebook/jest/pull/11451))
### [`v27.0.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2701)
[Compare Source](https://togithub.com/jestjs/jest/compare/v27.0.0...v27.0.1)
##### Fixes
- `[jest-environment-jsdom]` Bump version of JSDOM to avoid deprecated `request` package ([#11442](https://togithub.com/facebook/jest/pull/11442))
### [`v27.0.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2700)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.6.3...v27.0.0)
##### Features
- `[babel-jest]` Add async transformation ([#11192](https://togithub.com/facebook/jest/pull/11192))
- `[jest-changed-files]` Use '--' to separate paths from revisions ([#11160](https://togithub.com/facebook/jest/pull/11160))
- `[jest-circus]` \[**BREAKING**] Fail tests when multiple `done()` calls are made ([#10624](https://togithub.com/facebook/jest/pull/10624))
- `[jest-circus, jest-jasmine2]` \[**BREAKING**] Fail the test instead of just warning when describe returns a value ([#10947](https://togithub.com/facebook/jest/pull/10947))
- `[jest-config]` \[**BREAKING**] Default to Node testing environment instead of browser (JSDOM) ([#9874](https://togithub.com/facebook/jest/pull/9874))
- `[jest-config]` \[**BREAKING**] Use `jest-circus` as default test runner ([#10686](https://togithub.com/facebook/jest/pull/10686))
- `[jest-config]` Add support for `preset` written in ESM ([#11200](https://togithub.com/facebook/jest/pull/11200))
- `[jest-config, jest-runtime]` Support ESM for files other than `.js` and `.mjs` ([#10823](https://togithub.com/facebook/jest/pull/10823))
- `[jest-config, jest-runtime]` \[**BREAKING**] Use "modern" implementation as default for fake timers ([#10874](https://togithub.com/facebook/jest/pull/10874) & [#11197](https://togithub.com/facebook/jest/pull/11197))
- `[jest-config` Allow passing `forceNodeFilesystemAPI` through to `jest-haste-map` ([#11264](https://togithub.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://togithub.com/facebook/jest/pull/11107))
- `[jest-core]` make `TestWatcher` extend `emittery` ([#10324](https://togithub.com/facebook/jest/pull/10324))
- `[jest-core]` Run failed tests interactively the same way we do with snapshots ([#10858](https://togithub.com/facebook/jest/pull/10858))
- `[jest-core]` more `TestSequencer` methods can be async ([#10980](https://togithub.com/facebook/jest/pull/10980))
- `[jest-core]` Add support for `testSequencer` written in ESM ([#11207](https://togithub.com/facebook/jest/pull/11207))
- `[jest-core]` Add support for `globalSetup` and `globalTeardown` written in ESM ([#11267](https://togithub.com/facebook/jest/pull/11267))
- `[jest-core]` Add support for `watchPlugins` written in ESM ([#11315](https://togithub.com/facebook/jest/pull/11315))
- `[jest-core]` Add support for `runner` written in ESM ([#11232](https://togithub.com/facebook/jest/pull/11232))
- `[jest-core]` Add support for `reporters` written in ESM ([#11427](https://togithub.com/facebook/jest/pull/11427))
- `[jest-each]` Add support for interpolation with object properties ([#11388](https://togithub.com/facebook/jest/pull/11388))
- `[jest-environment-node]` Add AbortController to globals ([#11182](https://togithub.com/facebook/jest/pull/11182))
- `[@jest/fake-timers]` Update to `@sinonjs/fake-timers` to v7 ([#11198](https://togithub.com/facebook/jest/pull/11198))
- `[jest-haste-map]` Handle injected scm clocks ([#10966](https://togithub.com/facebook/jest/pull/10966))
- `[jest-haste-map]` Add `enableSymlinks` configuration option to follow symlinks for test files ([#9351](https://togithub.com/facebook/jest/pull/9351))
- `[jest-repl, jest-runner]` \[**BREAKING**] Run transforms over environment ([#8751](https://togithub.com/facebook/jest/pull/8751))
- `[jest-repl]` Add support for `testEnvironment` written in ESM ([#11232](https://togithub.com/facebook/jest/pull/11232))
- `[jest-reporters]` Add static filepath property to all reporters ([#11015](https://togithub.com/facebook/jest/pull/11015))
- `[jest-runner]` \[**BREAKING**] set exit code to 1 if test logs after teardown ([#10728](https://togithub.com/facebook/jest/pull/10728))
- `[jest-runner]` \[**BREAKING**] Run transforms over `runner` ([#8823](https://togithub.com/facebook/jest/pull/8823))
- `[jest-runner]` \[**BREAKING**] Run transforms over `testRunner` ([#8823](https://togithub.com/facebook/jest/pull/8823))
- `[jest-runner]` Possibility to use ESM for test environment ([11033](https://togithub.com/facebook/jest/pull/11033))
- `[jest-runner]` Add support for `testRunner` written in ESM ([#11232](https://togithub.com/facebook/jest/pull/11232))
- `[jest-runtime]` Detect reexports from CJS as named exports in ESM ([#10988](https://togithub.com/facebook/jest/pull/10988))
- `[jest-runtime]` Support for async code transformations ([#11191](https://togithub.com/facebook/jest/pull/11191) & [#11220](https://togithub.com/facebook/jest/pull/11220))
- `[jest-snapshot]` \[**BREAKING**] Make prettier optional for inline snapshots - fall back to string replacement ([#7792](https://togithub.com/facebook/jest/pull/7792) & [#11192](https://togithub.com/facebook/jest/pull/11192))
- `[jest-snapshot]` \[**BREAKING**] Run transforms over `snapshotResolver` ([#8829](https://togithub.com/facebook/jest/pull/8829))
- `[jest-transform]` Pass config options defined in Jest's config to transformer's `process` and `getCacheKey` functions ([#10926](https://togithub.com/facebook/jest/pull/10926))
- `[jest-transform]` Add support for transformers written in ESM ([#11163](https://togithub.com/facebook/jest/pull/11163))
- `[jest-transform]` \[**BREAKING**] Do not export `ScriptTransformer` class, instead export the async function `createScriptTransformer` ([#11163](https://togithub.com/facebook/jest/pull/11163))
- `[jest-transform]` Async code transformations ([#9889](https://togithub.com/facebook/jest/pull/9889))
- `[jest-transform]` Support transpiled transformers ([#11193](https://togithub.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://togithub.com/facebook/jest/pull/11232))
- `[jest-transform]` \[**BREAKING**] `createTranspilingRequire` return function which return a `Promise` now ([#11232](https://togithub.com/facebook/jest/pull/11232))
- `[jest-util]` add requireOrImportModule for importing CJS or ESM ([#11199](https://togithub.com/facebook/jest/pull/11199))
- `[jest-util]` add `applyInteropRequireDefault` option on `requireOrImportModule` ([#11232](https://togithub.com/facebook/jest/pull/11232))
- `[jest-watcher]` Added support for clearing the line when `` is pressed in a watch mode pattern prompt ([#11358](https://togithub.com/facebook/jest/pull/11358))
- `[jest-worker]` Add support for custom task queues and adds a `PriorityQueue` implementation. ([#10921](https://togithub.com/facebook/jest/pull/10921))
- `[jest-worker]` Add in-order scheduling policy to jest worker ([10902](https://togithub.com/facebook/jest/pull/10902))
- `[pretty-format]` Better print for sparse arrays ([11326](https://togithub.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://togithub.com/facebook/jest/pull/11441))
##### Fixes
- `[babel-plugin-jest-hoist]` Add `__dirname` and `__filename` to whitelisted globals ([#10903](https://togithub.com/facebook/jest/pull/10903))
- `[expect]` \[**BREAKING**] Revise `expect.not.objectContaining()` to be the inverse of `expect.objectContaining()`, as documented. ([#10708](https://togithub.com/facebook/jest/pull/10708))
- `[expect]` \[**BREAKING**] Make `toContain` more strict with the received type ([#10119](https://togithub.com/facebook/jest/pull/10119) & [#10929](https://togithub.com/facebook/jest/pull/10929))
- `[expect]` \[**BREAKING**] `matcherResult` on `JestAssertionError` are now strings rather than functions ([#10989](https://togithub.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://togithub.com/facebook/jest/pull/10806))
- `[jest-circus]` Fix `testLocation` on Windows when using `test.each` ([#10871](https://togithub.com/facebook/jest/pull/10871))
- `[jest-cli]` Use testFailureExitCode when bailing from a failed test ([#10958](https://togithub.com/facebook/jest/pull/10958))
- `[jest-cli]` Print custom error if error thrown from global hooks is not an error already ([#11003](https://togithub.com/facebook/jest/pull/11003))
- `[jest-cli]` Allow running multiple "projects" from programmatic API ([#11307](https://togithub.com/facebook/jest/pull/11307))
- `[jest-cli]` Fix missing collectCoverage after init ([#11353](https://togithub.com/facebook/jest/pull/11353))
- `[jest-cli, jest-config, jest-types]` Move all default values into `jest-config` ([#9924](https://togithub.com/facebook/jest/pull/9924))
- `[jest-config]` \[**BREAKING**] Change default file extension order by moving json behind ts and tsx ([10572](https://togithub.com/facebook/jest/pull/10572))
- `[jest-console]` `console.dir` now respects the second argument correctly ([#10638](https://togithub.com/facebook/jest/pull/10638))
- `[jest-core]` Don't report PerformanceObserver as open handle ([#11123](https://togithub.com/facebook/jest/pull/11123))
- `[jest-core]` Use `WeakRef` to hold timers when detecting open handles ([#11277](https://togithub.com/facebook/jest/pull/11277))
- `[jest-core]` Correctly detect open handles that were created in test functions using `done` callbacks ([#11382](https://togithub.com/facebook/jest/pull/11382))
- `[jest-core]` Do not collect `RANDOMBYTESREQUEST` as open handles ([#11278](https://togithub.com/facebook/jest/pull/11278))
- `[jest-core]` Wait briefly for open handles to close before flagging them when using `--detectOpenHandles` ([#11429](https://togithub.com/facebook/jest/pull/11429))
- `[jest-diff]` \[**BREAKING**] Use only named exports ([#11371](https://togithub.com/facebook/jest/pull/11371))
- `[jest-each]` \[**BREAKING**] Ignore excess words in headings ([#8766](https://togithub.com/facebook/jest/pull/8766))
- `[jest-each]` Support array index with template strings ([#10763](https://togithub.com/facebook/jest/pull/10763))
- `[jest-each]` Interpolate `%%` correctly ([#11364](https://togithub.com/facebook/jest/pull/11364))
- `[jest-each]` Fix wrong interpolation when the value of array contains multiple `%` ([#11364](https://togithub.com/facebook/jest/pull/11364))
- `[jest-environment]` \[**BREAKING**] Drop support for `runScript` for test environments ([#11155](https://togithub.com/facebook/jest/pull/11155))
- `[jest-environment-jsdom]` Use inner realmβs `ArrayBuffer` constructor ([#10885](https://togithub.com/facebook/jest/pull/10885))
- `[jest-environment-jsdom]` \[**BREAKING**] Remove Node globals `setImmediate` and `clearImmediate` ([#11222](https://togithub.com/facebook/jest/pull/11222))
- `[jest-get-type]` \[**BREAKING**] Convert to ES Module ([#11359](https://togithub.com/facebook/jest/pull/11359))
- `[jest-globals]` \[**BREAKING**] Disallow return values other than a `Promise` from hooks and tests ([#10512](https://togithub.com/facebook/jest/pull/10512))
- `[jest-globals]` \[**BREAKING**] Disallow mixing a done callback and returning a `Promise` from hooks and tests ([#10512](https://togithub.com/facebook/jest/pull/10512))
- `[jest-haste-map]` Vendor `NodeWatcher` from `sane` ([#10919](https://togithub.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://togithub.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://togithub.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://togithub.com/facebook/jest/pull/11382))
- `[jest-reporter]` Handle empty files when reporting code coverage with V8 ([#10819](https://togithub.com/facebook/jest/pull/10819))
- `[jest-resolve]` Replace read-pkg-up with escalade package ([#10781](https://togithub.com/facebook/jest/pull/10781))
- `[jest-resolve]` Disable `jest-pnp-resolver` for Yarn 2 ([#10847](https://togithub.com/facebook/jest/pull/10847))
- `[jest-runtime]` \[**BREAKING**] Do not inject `global` variable into module wrapper ([#10644](https://togithub.com/facebook/jest/pull/10644))
- `[jest-runtime]` \[**BREAKING**] remove long-deprecated `jest.addMatchers`, `jest.resetModuleRegistry`, and `jest.runTimersToTime` ([#9853](https://togithub.com/facebook/jest/pull/9853))
- `[jest-runtime]` Fix stack overflow and promise deadlock when importing mutual dependant ES module ([#10892](https://togithub.com/facebook/jest/pull/10892))
- `[jest-runtime]` Prevent global module registry from leaking into `isolateModules` registry ([#10963](https://togithub.com/facebook/jest/pull/10963))
- `[jest-runtime]` Refactor to prevent race condition when linking and evaluating ES Modules ([#11150](https://togithub.com/facebook/jest/pull/11150))
- `[jest-runtime]` Throw correct error when attempting to load ESM via `require` ([#11260](https://togithub.com/facebook/jest/pull/11260))
- `[jest-runtime]` Do not cache modules that throw during evaluation ([#11263](https://togithub.com/facebook/jest/pull/11263))
- `[jest-transform]` Show enhanced `SyntaxError` message for all `SyntaxError`s ([#10749](https://togithub.com/facebook/jest/pull/10749))
- `[jest-transform]` \[**BREAKING**] Refactor API to pass an options bag around rather than multiple boolean options ([#10753](https://togithub.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://togithub.com/facebook/jest/pull/10834))
- `[jest-types]` Fix `Config.ts` `projects` types ([#11285](https://togithub.com/facebook/jest/pull/11285))
- `[jest-util]` Replace micromatch with picomatch to fix issues with negated globs ([#11287](https://togithub.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://togithub.com/facebook/jest/pull/11412))
- `[jest-worker]` \[**BREAKING**] Use named exports ([#10623](https://togithub.com/facebook/jest/pull/10623))
- `[jest-worker]` Do not swallow errors during serialization ([#10984](https://togithub.com/facebook/jest/pull/10984))
- `[jest-worker]` Handle `ERR_IPC_CHANNEL_CLOSED` errors properly ([#11143](https://togithub.com/facebook/jest/pull/11143))
- `[pretty-format]` \[**BREAKING**] Convert to ES Modules ([#10515](https://togithub.com/facebook/jest/pull/10515))
- `[pretty-format]` Only call `hasAttribute` if it's a function ([#11000](https://togithub.com/facebook/jest/pull/11000))
- `[pretty-format]` Handle jsdom attributes properly ([#11189](https://togithub.com/facebook/jest/pull/11189))
- `[pretty-format]` Import pretty-format using named imports ([#11360](https://togithub.com/facebook/jest/pull/11360))
##### Chore & Maintenance
- `[*]` \[**BREAKING**] Only support Node LTS releases and Node 15 ([#10685](https://togithub.com/facebook/jest/pull/10685))
- `[*]` \[**BREAKING**] Add `exports` field to all `package.json`s ([#9921](https://togithub.com/facebook/jest/pull/9921))
- `[*]` Make it easier for Jest's packages to use the VM escape hatch ([#10824](https://togithub.com/facebook/jest/pull/10824))
- `[*]` \[**BREAKING**] Remove deprecated `mapCoverage` ([#9968](https://togithub.com/facebook/jest/pull/9968))
- `[babel-jest]` \[**BREAKING**] Migrate to ESM ([#11193](https://togithub.com/facebook/jest/pull/11193))
- `[docs]` Correct example using `browser-resolve` ([#11140](https://togithub.com/facebook/jest/pull/11140))
- `[docs]` Clarify `timers` configuration property ([#11376](https://togithub.com/facebook/jest/pull/11376))
- `[jest, jest-core]` \[**BREAKING**] Replace `TestScheduler` export with `createTestScheduler` ([#11427](https://togithub.com/facebook/jest/pull/11427))
- `[jest-config]` \[**BREAKING**] Remove `enabledTestsMap` config, use `filter` instead ([#10787](https://togithub.com/facebook/jest/pull/10787))
- `[jest-console]` \[**BREAKING**] Move `root` into `config` and take `GlobalConfig` as mandatory parameter for `getConsoleOutput` ([#10126](https://togithub.com/facebook/jest/pull/10126))
- `[jest-console]` Export LogEntry ([#11017](https://togithub.com/facebook/jest/pull/11017))
- `[jest-fake-timers]` Clarify global behavior of `jest.useFakeTimers` and `jest.useRealTimers` ([#10867](https://togithub.com/facebook/jest/pull/10867))
- `[jest-haste-map]` \[**BREAKING**] Migrate to ESM ([#10875](https://togithub.com/facebook/jest/pull/10875))
- `[jest-haste-map]` \[**BREAKING**] Remove support for deprecated option `ignorePattern` as function ([#10348](https://togithub.com/facebook/jest/pull/10348))
- `[jest-jasmine2]` \[**BREAKING**] Migrate to ESM ([#10906](https://togithub.com/facebook/jest/pull/10906))
- `[jest-jasmine2]` \[**BREAKING**] Remove unused options argument from `Env` constructor ([#10240](https://togithub.com/facebook/jest/pull/10240))
- `[jest-repl, jest-runtime]` \[**BREAKING**] Move the `jest-runtime` CLI into `jest-repl` ([#10016](https://togithub.com/facebook/jest/pull/10016) & [#10925](https://togithub.com/facebook/jest/pull/10925))
- `[jest-resolve]` \[**BREAKING**] Migrate to ESM ([#10688](https://togithub.com/facebook/jest/pull/10688))
- `[jest-resolve-dependencies]` \[**BREAKING**] Migrate to ESM ([#10876](https://togithub.com/facebook/jest/pull/10876))
- `[jest-mock]` \[**BREAKING**] Migrate to ESM ([#10887](https://togithub.com/facebook/jest/pull/10887))
- `[jest-reporters]` \[**BREAKING**] Make `node-notifier` a peer dependency ([#10977](https://togithub.com/facebook/jest/pull/10977))
- `[jest-resolve, jest-runtime]` \[**BREAKING**] Use `Map`s instead of objects for all cached resources ([#10968](https://togithub.com/facebook/jest/pull/10968))
- `[jest-runner]` \[**BREAKING**] Migrate to ESM ([#10900](https://togithub.com/facebook/jest/pull/10900))
- `[jest-runtime]` \[**BREAKING**] Remove deprecated and unused `getSourceMapInfo` from Runtime ([#9969](https://togithub.com/facebook/jest/pull/9969))
- `[jest-transformer]` \[**BREAKING**] Remove unused `isCoreModule` option ([#11166](https://togithub.com/facebook/jest/pull/11166))
- `[jest-util]` No longer checking `enumerable` when adding `process.domain` ([#10862](https://togithub.com/facebook/jest/pull/10862))
- `[jest-validate]` \[**BREAKING**] Remove `recursiveBlacklist` option in favor of previously introduced `recursiveDenylist` ([#10650](https://togithub.com/facebook/jest/pull/10650))
- `[website]` Replace 'Github' with 'GitHub' ([#11279](https://togithub.com/facebook/jest/pull/11279))
- `[website]` Remove a language code from the link to the Node.js website ([#11282](https://togithub.com/facebook/jest/pull/11282))
- `[website]` Remove a duplicated word ([#11281](https://togithub.com/facebook/jest/pull/11281))
- `[website]` Add french to website ([#11361](https://togithub.com/facebook/jest/pull/11361))
##### Performance
- `[jest-resolve]` Cache reading and parsing of `package.json`s ([#11076](https://togithub.com/facebook/jest/pull/11076))
- `[jest-runtime, jest-transform]` share `cacheFS` between runtime and transformer ([#10901](https://togithub.com/facebook/jest/pull/10901))
- `[jest-runtime]` Load `chalk` only once per worker ([#10864](https://togithub.com/facebook/jest/pull/10864))
- `[jest-worker]` Fix memory leak of previous task arguments while no new task is scheduled ([#11187](https://togithub.com/facebook/jest/pull/11187))
### [`v26.6.3`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2663)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.6.2...v26.6.3)
##### Fixes
- `[jest-resolve-dependencies]` Continue dependency resolution if mock dependency can't be found ([#10779](https://togithub.com/facebook/jest/pull/10779))
### [`v26.6.2`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2662)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.6.1...v26.6.2)
##### Features
- `[jest-core]` Add `findRelatedTests` and `nonFlagArgs` in allowed config options for `updateConfigAndRun` in watch plugins ([#10659](https://togithub.com/facebook/jest/pull/10659))
##### Fixes
- `[babel-plugin-jest-hoist]` Preserve order of hoisted mock nodes within containing block ([#10536](https://togithub.com/facebook/jest/pull/10536))
- `[babel-plugin-jest-hoist]` Hoist pure constants to support experimental JSX transform in hoisted mocks ([#10723](https://togithub.com/facebook/jest/pull/10723))
- `[babel-preset-jest]` Update `babel-preset-current-node-syntax` to support top level await ([#10747](https://togithub.com/facebook/jest/pull/10747))
- `[expect]` Revert "Fix `objectContaining` to work recursively into sub-objects ([#10508](https://togithub.com/facebook/jest/pull/10508))" ([#10766](https://togithub.com/facebook/jest/pull/10766))
- `[jest-circus, jest-jasmine2]` fix: don't assume `stack` is always a string ([#10697](https://togithub.com/facebook/jest/pull/10697))
- `[jest-config]` Fix bug introduced in watch mode by PR [#10678](https://togithub.com/facebook/jest/pull/10678/files#r511037803) ([#10692](https://togithub.com/facebook/jest/pull/10692))
- `[jest-config]` Throw correct error for missing preset modules ([#10737](https://togithub.com/facebook/jest/pull/10737))
- `[jest-resolve-dependencies]` Resolve mocks as dependencies ([#10713](https://togithub.com/facebook/jest/pull/10713))
- `[jest-runtime]` Handle file URLs in dynamic imports ([#10744](https://togithub.com/facebook/jest/pull/10744))
- `[jest-runtime, babel-jest]` Pass more ESM options to `@jest/transform` ([#10752](https://togithub.com/facebook/jest/pull/10752))
- `[jest-runtime]` Properly inject `extraGlobals` into the runtime ([#10758](https://togithub.com/facebook/jest/pull/10758))
- `[jest-transform]` Link to ESM docs on syntax errors ([#10748](https://togithub.com/facebook/jest/pull/10748))
##### Chore & Maintenance
- `[docs]` Add docs for using mocks in TypeScript ([#10415](https://togithub.com/facebook/jest/pull/10415))
- `[eslint-config-fb-strict]` Move package from this repo to `fbjs` repo ([#10739](https://togithub.com/facebook/jest/pull/10739))
- `[examples]` Update TypeScript example to show use of newer Jest types ([#10399](https://togithub.com/facebook/jest/pull/10399))
- `[jest-cli]` chore: standardize files and folder names ([#10698](https://togithub.com/facebook/jest/pull/10698))
- `[jest-config]` Switch ts-node `Register` type to `Service` due to deprecation ([#11210](https://togithub.com/facebook/jest/pull/11210))
### [`v26.6.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2661)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.6.0...v26.6.1)
##### Features
- `[jest-runtime]` Support named exports from CommonJS as named ES Module imports ([#10673](https://togithub.com/facebook/jest/pull/10673))
- `[jest-validate]` Add support for `recursiveDenylist` option as an alternative to `recursiveBlacklist` ([#10236](https://togithub.com/facebook/jest/pull/10236))
##### Fixes
- `[expect]` Fix `objectContaining` to work recursively into sub-objects ([#10508](https://togithub.com/facebook/jest/pull/10508))
- `[jest-cli, jest-core, jest-config, jest-types]` Fix `--onlyFailures` flag to work in non-watch mode ([#10678](https://togithub.com/facebook/jest/pull/10678/files))
- `[jest-config]` Fix for the `jest.config.ts` compiler to not interfere with `tsconfig.json` files ([#10675](https://togithub.com/facebook/jest/pull/10675))
- `[jest-message-util]` Update to work properly with Node 15 ([#10660](https://togithub.com/facebook/jest/pull/10660))
- `[jest-mock]` Allow to mock methods in getters (TypeScript 3.9 export) ([#10156](https://togithub.com/facebook/jest/pull/10156))
### [`v26.6.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2660)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.5.2...v26.6.0)
##### Features
- `[jest-cli, jest-config]` Add support for the `jest.config.ts` configuration file ([#10564](https://togithub.com/facebook/jest/pull/10564))
##### Fixes
- `[jest-config]` Simplify transform RegExp ([#10207](https://togithub.com/facebook/jest/pull/10207))
- `[jest-fake-timers]` Lazily instantiate mock timers ([#10551](https://togithub.com/facebook/jest/pull/10551))
- `[jest-runtime]` `require.main` is no longer `undefined` when using `jest.resetModules` ([#10626](https://togithub.com/facebook/jest/pull/10626))
- `[@jest/types]` Add missing values for `timers` ([#10632](https://togithub.com/facebook/jest/pull/10632))
##### Chore & Maintenance
- `[docs]` Add step for fetching `backers.json` file in website setup docs ([#10631](https://togithub.com/facebook/jest/pull/10631))
- `[docs]` Add page detailing environment variables set by Jest ([#10630](https://togithub.com/facebook/jest/pull/10630))
- `[jest-circus]` Refactor `callAsyncCircusFn` parameters ([#10629](https://togithub.com/facebook/jest/pull/10629))
### [`v26.5.2`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2652)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.5.0...v26.5.2)
##### Fixes
- `[*]` Revert usage of Escalade and rollback Yargs to v15 as it breaks Node 13 ([#10599](https://togithub.com/facebook/jest/pull/10599))
- `[jest-circus]` Setup globals before emitting `setup`, and include Jest globals in the `setup` payload ([#10598](https://togithub.com/facebook/jest/pull/10598))
- `[jest-mock]` Fix typings for `mockResolvedValue`, `mockResolvedValueOnce`, `mockRejectedValue` and `mockRejectedValueOnce` ([#10600](https://togithub.com/facebook/jest/pull/10600))
### [`v26.5.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2650)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.3.0...v26.5.0)
##### Features
- `[jest-circus, jest-config, jest-runtime]` Add new `injectGlobals` config and CLI option to disable injecting global variables into the runtime ([#10484](https://togithub.com/facebook/jest/pull/10484))
- `[jest-each]` Fixes `.each` type to always be callable ([#10447](https://togithub.com/facebook/jest/pull/10447))
- `[jest-runner]` Add support for `moduleLoader`s with `default` exports ([#10541](https://togithub.com/facebook/jest/pull/10541))
- `[@jest/create-cache-key-function]` Added a new package for creating cache keys ([#10587](https://togithub.com/facebook/jest/pull/10587))
##### Fixes
- `[jest-circus, jest-jasmine2]` Find correct location for `test.each` tests ([#10413](https://togithub.com/facebook/jest/pull/10413))
- `[jest-console]` Add `Console` constructor to `console` object ([#10502](https://togithub.com/facebook/jest/pull/10502))
- `[jest-globals]` Fix lifecycle hook function types ([#10480](https://togithub.com/facebook/jest/pull/10480))
- `[jest-runtime]` Remove usage of `vm.compileFunction` due to a performance issue ([#10586](https://togithub.com/facebook/jest/pull/10586))
##### Chore & Maintenance
- `[jest-resolve]` Replace read-pkg-up with escalade package ([10558](https://togithub.com/facebook/jest/pull/10558))
- `[jest-environment-jsdom]` Update jsdom to 16.4.0 ([10578](https://togithub.com/facebook/jest/pull/10578))
### [`v26.3.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2630)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.2.2...v26.3.0)
##### Features
- `[jest-circus, jest-jasmine2]` Include `failureDetails` property in test results ([#9496](https://togithub.com/facebook/jest/pull/9496))
- `[jest-each, jest-jasmine, jest-circus]` Add support for `.concurrent.each` ([#9326](https://togithub.com/facebook/jest/pull/9326))
##### Fixes
- `[jest-config]` Add `.pnp.js` to `transformIgnorePatterns` defaults ([#10383](https://togithub.com/facebook/jest/pull/10383))
- `[jest-leak-detector]` Wait properly for GC runs due to changes in Node 14.7 ([#10366](https://togithub.com/facebook/jest/pull/10366))
- `[jest-worker]` Downgrade minimum node version to 10.13 ([#10352](https://togithub.com/facebook/jest/pull/10352))
- `[docs]` Update snapshot testing documentation([#10359](https://togithub.com/facebook/jest/pull/10359))
### [`v26.2.2`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2622)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.2.1...v26.2.2)
##### Fixes
- `[jest-cli]` Use correct file name to override existing jest config on init ([#10337](https://togithub.com/facebook/jest/pull/10337))
- `[jest-haste-map]` Properly detect support for native `find` ([#10346](https://togithub.com/facebook/jest/pull/10346))
### [`v26.2.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2621)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.2.0...v26.2.1)
##### Fixes
- `[jest-worker]` Make sure to work with Node TS typings v12 ([#10336](https://togithub.com/facebook/jest/pull/10336))
### [`v26.2.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2620)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.1.0...v26.2.0)
##### Features
- `[jest-core, jest-circus, jest-reporter, jest-runner]` Added support for reporting individual test cases using jest-circus ([#10227](https://togithub.com/facebook/jest/pull/10227))
- `[jest-config, jest-reporter, jest-runner, jest-test-sequencer]` Add `slowTestThreshold` configuration option ([#9366](https://togithub.com/facebook/jest/pull/9366))
- `[jest-haste-map]` Watchman crawler now includes dotfiles ([#10075](https://togithub.com/facebook/jest/pull/10075))
- `[jest-worker]` Added support for workers to send custom messages to parent in jest-worker ([#10293](https://togithub.com/facebook/jest/pull/10293))
- `[jest-worker]` Support passing `resourceLimits` ([#10335](https://togithub.com/facebook/jest/pull/10335))
- `[pretty-format]` Added support for serializing custom elements (web components) ([#10237](https://togithub.com/facebook/jest/pull/10237))
##### Fixes
- `[expect]` Match symbols and bigints in `any()` ([#10223](https://togithub.com/facebook/jest/pull/10223))
- `[jest-changed-files]` Use `git diff` instead of `git log` for `--changedSince` ([#10155](https://togithub.com/facebook/jest/pull/10155))
- `[jest-console]` Add missing `console.timeLog` for compatibility with Node ([#10209](https://togithub.com/facebook/jest/pull/10209))
- `[jest-haste-map]` Check `find` binary supports the `-iname` parameter ([#10308](https://togithub.com/facebook/jest/pull/10308))
- `[jest-snapshot]` Strip added indentation for inline error snapshots ([#10217](https://togithub.com/facebook/jest/pull/10217))
##### Chore & Maintenance
- `[*]` Add missing dependency on `@types/node` ([#10248](https://togithub.com/facebook/jest/pull/10248))
- `[jest-jasmine2]` Convert `PCancelable` to TypeScript ([#10215](https://togithub.com/facebook/jest/pull/10215))
- `[jest-jasmine2]` Refine typings of `queueRunner` ([#10215](https://togithub.com/facebook/jest/pull/10215))
- `[jest-jasmine2]` Remove usage of `Function` type ([#10216](https://togithub.com/facebook/jest/pull/10216))
- `[jest-resolve]` Improve types ([#10239](https://togithub.com/facebook/jest/pull/10239))
- `[docs]` Clarify the [`jest.requireActual(moduleName)`](https://jestjs.io/docs/jest-object#jestrequireactualmodulename) example
- `[jest-types]` Refine typings of `coverageReporters` ([#10275](https://togithub.com/facebook/jest/pull/10275))
### [`v26.1.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2610)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.0.1...v26.1.0)
##### Features
- `[jest-mock]` Export `Mock`, `MockInstance`, `SpyInstance` types ([#10138](https://togithub.com/facebook/jest/pull/10138))
- `[jest-config]` Support config files exporting (`async`) `function`s ([#10001](https://togithub.com/facebook/jest/pull/10001))
- `[jest-cli, jest-core]` Add `--selectProjects` CLI argument to filter test suites by project name ([#8612](https://togithub.com/facebook/jest/pull/8612))
- `[jest-cli, jest-init]` Add `coverageProvider` to `jest --init` prompts ([#10044](https://togithub.com/facebook/jest/pull/10044))
##### Fixes
- `[jest-console]` `getConsoleOutput` to receive global stack trace config and use it to format stack trace ([#10081](https://togithub.com/facebook/jest/pull/10081))
- `[jest-jasmine2]` Stop adding `:` after an error that has no message ([#9990](https://togithub.com/facebook/jest/pull/9990))
- `[jest-diff]` Control no diff message color with `commonColor` in diff options ([#9997](https://togithub.com/facebook/jest/pull/9997))
- `[jest-snapshot]` Fix TypeScript compilation ([#10008](https://togithub.com/facebook/jest/pull/10008))
##### Chore & Maintenance
- `[docs]` Correct confusing filename in `enableAutomock` example ([#10055](https://togithub.com/facebook/jest/pull/10055))
- `[jest-core]` πππππππππππππππππππππππππ ([#10000](https://togithub.com/facebook/jest/pull/10000))
- `[jest-core, jest-reporters, jest-test-result, jest-types]` Cleanup `displayName` type ([#10049](https://togithub.com/facebook/jest/pull/10049))
- `[jest-runtime]` Jest-internal sandbox escape hatch ([#9907](https://togithub.com/facebook/jest/pull/9907))
- `[jest-fake-timers]` Update `now` param type to support `Date` in addition to `number`. ([#10169](https://togithub.com/facebook/jest/pull/10169))
- `[docs]` Add param to `setSystemTime` docs and remove preceding period from it and `getRealSystemTime` ([#10169](https://togithub.com/facebook/jest/pull/10169))
- `[jest-snapshot, jest-util]` Replace `make-dir` with `fs.mkdir` ([#10136](https://togithub.com/facebook/jest/pull/10136))
- `[docs]` Added parcel-bundler documentation inside readme.md file
##### Performance
- `[jest-core, jest-transform, jest-haste-map]` Improve Jest startup time and test runtime, particularly when running with coverage, by caching micromatch and avoiding recreating RegExp instances ([#10131](https://togithub.com/facebook/jest/pull/10131))
### [`v26.0.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2601)
[Compare Source](https://togithub.com/jestjs/jest/compare/v26.0.0...v26.0.1)
##### Fixes
- `[jest-circus]` Backward compatibility for deprecated `DescribeBlock.tests` to not break e.g. Detox reporter
### [`v26.0.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2600)
[Compare Source](https://togithub.com/jestjs/jest/compare/v25.5.1...v26.0.0)
##### Features
- `[jest-environment-jsdom]` \[**BREAKING**] Upgrade `jsdom` to v16 ([#9606](https://togithub.com/facebook/jest/pull/9606))
- `[@jest/fake-timers]` Add possibility to use a modern implementation of fake timers, backed by `@sinonjs/fake-timers` ([#7776](https://togithub.com/facebook/jest/pull/7776))
- `[jest-runtime]` Add `createMockFromModule` as an alias for `genMockFromModule` ([#9962](https://togithub.com/facebook/jest/pull/9962))
##### Fixes
- `[babel-jest]` Handle `null` being passed to `createTransformer` ([#9955](https://togithub.com/facebook/jest/pull/9955))
- `[jest-circus, jest-console, jest-jasmine2, jest-reporters, jest-util, pretty-format]` Fix time durating formatting and consolidate time formatting code ([#9765](https://togithub.com/facebook/jest/pull/9765))
- `[jest-circus]` \[**BREAKING**
Configuration
π Schedule: Branch creation - "after 4pm on friday,before 9am on monday,every weekend" in timezone Europe/Paris, Automerge - At any time (no schedule defined).
π¦ Automerge: Disabled by config. Please merge this manually once you are satisfied.
β» Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.
π Ignore: Close this PR and you won't be reminded about these updates again.
[ ] If you want to rebase/retry this PR, check this box
This PR contains the following updates:
23.0.1
->27.5.1
23.0.1
->27.5.1
Release Notes
jestjs/jest (babel-jest)
### [`v27.5.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2751) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.5.0...v27.5.1) ##### Features - `[jest-config]` Support comments in JSON config file ([#12316](https://togithub.com/facebook/jest/pull/12316)) - `[pretty-format]` Expose `ConvertAnsi` plugin ([#12308](https://togithub.com/facebook/jest/pull/12308)) ##### Fixes - `[expect]` Add type definitions for asymmetric `closeTo` matcher ([#12304](https://togithub.com/facebook/jest/pull/12304)) - `[jest-cli]` Load binary via exported API ([#12315](https://togithub.com/facebook/jest/pull/12315)) - `[jest-config]` Replace `jsonlint` with `parse-json` ([#12316](https://togithub.com/facebook/jest/pull/12316)) - `[jest-repl]` Make module importable ([#12311](https://togithub.com/facebook/jest/pull/12311) & [#12315](https://togithub.com/facebook/jest/pull/12315)) ##### Chore & Maintenance - `[*]` Avoid anonymous default exports ([#12313](https://togithub.com/facebook/jest/pull/12313)) ### [`v27.5.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2750) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.6...v27.5.0) ##### Features - `[expect]` Add asymmetric matcher `expect.closeTo` ([#12243](https://togithub.com/facebook/jest/pull/12243)) - `[jest-mock]` Added `mockFn.mock.lastCall` to retrieve last argument ([#12285](https://togithub.com/facebook/jest/pull/12285)) ##### Fixes - `[expect]` Add a fix for `.toHaveProperty('')` ([#12251](https://togithub.com/facebook/jest/pull/12251)) - `[jest-each, @jest/globals]` Allow passing `ReadonlyArray` type of a table to `describe.each` and `test.each` ([#12297](https://togithub.com/facebook/jest/pull/12297)) - `[@jest/globals]` Add missing `options` argument to `jest.doMock` typing ([#12292](https://togithub.com/facebook/jest/pull/12292)) - `[jest-environment-node]` Add `atob` and `btoa` ([#12269](https://togithub.com/facebook/jest/pull/12269)) - `[jest-matcher-utils]` Correct diff for expected asymmetric matchers ([#12264](https://togithub.com/facebook/jest/pull/12264)) - `[jest-message-util]` Fix `.getTopFrame()` (and `toMatchInlineSnapshot()`) with `mjs` files ([#12277](https://togithub.com/facebook/jest/pull/12277)) ##### Chore & Maintenance - `[*]` Update `graceful-fs` to `^4.2.9` ([#11749](https://togithub.com/facebook/jest/pull/11749)) ##### Performance - `[jest-resolve]` perf: skip error creation on not found `stat` calls ([#11749](https://togithub.com/facebook/jest/pull/11749)) ### [`v27.4.6`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2746) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.5...v27.4.6) ##### Fixes - `[jest-environment-node]` Add `AbortSignal` ([#12157](https://togithub.com/facebook/jest/pull/12157)) - `[jest-environment-node]` Add Missing node global `performance` ([#12002](https://togithub.com/facebook/jest/pull/12002)) - `[jest-runtime]` Handle missing `mocked` property ([#12213](https://togithub.com/facebook/jest/pull/12213)) - `[@jest/transform]` Update dependency package `pirates` to 4.0.4 ([#12002](https://togithub.com/facebook/jest/pull/12002)) ##### Performance - `jest-config` perf: only register ts-node once when loading TS config files ([#12160](https://togithub.com/facebook/jest/pull/12160)) ### [`v27.4.5`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2745) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.4...v27.4.5) ##### Fixes - `[jest-worker]` Stop explicitly passing `process.env` ([#12141](https://togithub.com/facebook/jest/pull/12141)) ### [`v27.4.4`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2744) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.2...v27.4.4) ##### Fixes - `[babel-jest]` Add `process.version` chunk to the cache key ([#12122](https://togithub.com/facebook/jest/pull/12122)) - `[jest-environment]` Add `mocked` to `jest` object ([#12133](https://togithub.com/facebook/jest/pull/12133)) - `[jest-worker]` Stop explicitly passing `execArgv` ([#12128](https://togithub.com/facebook/jest/pull/12128)) ##### Chore & Maintenance - `[website]` Fix the card front that looks overlapping part of the card back ### [`v27.4.2`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2742) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.1...v27.4.2) ##### Fixes - `[jest-worker]` Add additional `execArgv` to filter ([#12103](https://togithub.com/facebook/jest/pull/12103)) ### [`v27.4.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2741) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.4.0...v27.4.1) ##### Fixes - `[jest-worker]` Filter `execArgv` correctly ([#12097](https://togithub.com/facebook/jest/pull/12097)) ### [`v27.4.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2740) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.3.1...v27.4.0) ##### Features - `[expect]` Enhancing the `toHaveProperty` matcher to support array selection ([#12092](https://togithub.com/facebook/jest/pull/12092)) - `[jest-core]` Add support for `testResultsProcessor` written in ESM ([#12006](https://togithub.com/facebook/jest/pull/12006)) - `[jest-diff, pretty-format]` Add `compareKeys` option for custom sorting of object keys ([#11992](https://togithub.com/facebook/jest/pull/11992)) - `[jest-mock]` Add `ts-jest` mock util functions ([#12089](https://togithub.com/facebook/jest/pull/12089)) ##### Fixes - `[expect]` Allow again `expect.Matchers` generic with single value ([#11986](https://togithub.com/facebook/jest/pull/11986)) - `[jest-circus, jest-jasmine2]` Avoid false concurrent test failures due to unhandled promise rejections ([#11987](https://togithub.com/facebook/jest/pull/11987)) - `[jest-config]` Add missing `slash` dependency to `package.json` ([#12080](https://togithub.com/facebook/jest/pull/12080)) - `[jest-core]` Incorrect detection of open ZLIB handles ([#12022](https://togithub.com/facebook/jest/pull/12022)) - `[jest-diff]` Break dependency cycle ([#10818](https://togithub.com/facebook/jest/pull/10818)) - `[jest-environment-jsdom]` Add `@types/jsdom` dependency ([#11999](https://togithub.com/facebook/jest/pull/11999)) - `[jest-environment-jsdom]` Do not reset the global.document too early on teardown ([#11871](https://togithub.com/facebook/jest/pull/11871)) - `[jest-transform]` Improve error and warning messages ([#11998](https://togithub.com/facebook/jest/pull/11998)) - `[jest-worker]` Pass `execArgv` correctly to `worker_threads` worker ([#12069](https://togithub.com/facebook/jest/pull/12069)) ##### Chore & Maintenance - `[docs]` CLI options alphabetized ([#11586](https://togithub.com/facebook/jest/pull/11586)) - `[jest-runner]` Add info regarding timers to forcedExit message([#12083](https://togithub.com/facebook/jest/pull/12083)) - `[*]` Replaced `substr` method with `substring` ([#12066](https://togithub.com/facebook/jest/pull/12066)) - `[*]` Add `types` entry to all export maps ([#12073](https://togithub.com/facebook/jest/pull/12073)) ### [`v27.3.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2731) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.3.0...v27.3.1) ##### Fixes - `[expect]` Make `expect` extension properties `configurable` ([#11978](https://togithub.com/facebook/jest/pull/11978)) - `[expect]` Fix `.any()` checks on primitive wrapper classes ([#11976](https://togithub.com/facebook/jest/pull/11976)) ##### Chore & Maintenance - `[expect]` `BigInt` global is always defined, don't check for its existence at runtime ([#11979](https://togithub.com/facebook/jest/pull/11979)) - `[jest-config, jest-util]` Use `ci-info` instead of `is-ci` to detect CI environment ([#11973](https://togithub.com/facebook/jest/pull/11973)) ### [`v27.3.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2730) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.5...v27.3.0) ##### Features - `[jest-config]` Add `testEnvironmentOptions.html` to apply to jsdom input ([#11950](https://togithub.com/facebook/jest/pull/11950)) - `[jest-resolver]` Support default export (`.`) in `exports` field *if* `main` is missing ([#11919](https://togithub.com/facebook/jest/pull/11919)) ##### Fixes - `[expect]` Tweak and improve types ([#11949](https://togithub.com/facebook/jest/pull/11949)) - `[jest-runtime]` Ensure absolute paths can be resolved within test modules ([#11943](https://togithub.com/facebook/jest/pull/11943)) - `[jest-runtime]` Fix `instanceof` for `ModernFakeTimers` and `LegacyFakeTimers` methods ([#11946](https://togithub.com/facebook/jest/pull/11946)) ### [`v27.2.5`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2725) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.4...v27.2.5) ##### Features - `[jest-config]` Warn when multiple Jest configs are located ([#11922](https://togithub.com/facebook/jest/pull/11922)) ##### Fixes - `[expect]` Pass matcher context to asymmetric matchers ([#11926](https://togithub.com/facebook/jest/pull/11926) & [#11930](https://togithub.com/facebook/jest/pull/11930)) - `[expect]` Improve TypeScript types ([#11931](https://togithub.com/facebook/jest/pull/11931)) - `[expect]` Improve typings of `toThrow()` and `toThrowError()` matchers ([#11929](https://togithub.com/facebook/jest/pull/11929)) - `[jest-cli]` Improve `--help` printout by removing defunct `--browser` option ([#11914](https://togithub.com/facebook/jest/pull/11914)) - `[jest-haste-map]` Use distinct cache paths for different values of `computeDependencies` ([#11916](https://togithub.com/facebook/jest/pull/11916)) - `[@jest/reporters]` Do not buffer `console.log`s when using verbose reporter ([#11054](https://togithub.com/facebook/jest/pull/11054)) ##### Chore & Maintenance - `[expect]` Export default matchers ([#11932](https://togithub.com/facebook/jest/pull/11932)) - `[@jest/types]` Mark deprecated configuration options as `@deprecated` ([#11913](https://togithub.com/facebook/jest/pull/11913)) ### [`v27.2.4`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2724) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.3...v27.2.4) ##### Features - `[expect]` Add equality checks for Array Buffers in `expect.ToStrictEqual()` ([#11805](https://togithub.com/facebook/jest/pull/11805)) ##### Fixes - `[jest-snapshot]` Correctly indent inline snapshots ([#11560](https://togithub.com/facebook/jest/pull/11560)) ### [`v27.2.3`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2723) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.2...v27.2.3) ##### Features - `[@jest/fake-timers]` Update `@sinonjs/fake-timers` to v8 ([#11879](https://togithub.com/facebook/jest/pull/11879)) ##### Fixes - `[jest-config]` Parse `testEnvironmentOptions` if received from CLI ([#11902](https://togithub.com/facebook/jest/pull/11902)) - `[jest-reporters]` Call `destroy` on `v8-to-istanbul` converters to free memory ([#11896](https://togithub.com/facebook/jest/pull/11896)) ### [`v27.2.2`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2722) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.1...v27.2.2) ##### Fixes - `[jest-runtime]` Correct `wrapperLength` value for ESM modules. ([#11893](https://togithub.com/facebook/jest/pull/11893)) ### [`v27.2.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2721) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.2.0...v27.2.1) ##### Features - `[jest-transform]` Improve the unexpected token error message. ([#11807](https://togithub.com/facebook/jest/pull/11807)) ##### Fixes - `[jest-runtime]` Fix regression when using `jest.isolateModules` and mocks ([#11882](https://togithub.com/facebook/jest/pull/11882)) - `[jest-runtime]` Include test name when importing modules after test has completed ([#11885](https://togithub.com/facebook/jest/pull/11885)) - `[jest-runtime]` Error when ESM import is used after test is torn down ([#11885](https://togithub.com/facebook/jest/pull/11885)) ### [`v27.2.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2720) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.1.1...v27.2.0) ##### Features - `[jest-resolver, jest-runtime]` Pass `conditions` to custom resolvers to enable them to implement support for package.json `exports` field ([#11859](https://togithub.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://togithub.com/facebook/jest/pull/11863)) ##### Fixes - `[@jest/reporters]` Use async transform if available to transform files with no coverage ([#11852](https://togithub.com/facebook/jest/pull/11852)) - `[jest-util]` Return correct value from `process.send` stub ([#11799](https://togithub.com/facebook/jest/pull/11799)) ### [`v27.1.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2711) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.1.0...v27.1.1) ##### Features - `[jest-runtime]` Add experimental, limited (and undocumented) support for mocking ECMAScript Modules ([#11818](https://togithub.com/facebook/jest/pull/11818)) ##### Fixes - `[jest-resolver]` Support `node:` prefix when importing Node core modules with ESM ([#11817](https://togithub.com/facebook/jest/pull/11817)) - `[jest-types]` Export the `PrettyFormatOptions` interface ([#11801](https://togithub.com/facebook/jest/pull/11801)) ### [`v27.1.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2710) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.0.6...v27.1.0) ##### Features - `[jest-haste-map]` Use watchman suffix-set option for faster file indexing. ([#11784](https://togithub.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://togithub.com/facebook/jest/pull/11654)) - `[jest-reporters]` Expose the `getSummary` util ([#11695](https://togithub.com/facebook/jest/pull/11695)). - `[jest-resolver]` Support `node:` prefix when importing Node core modules ([#11331](https://togithub.com/facebook/jest/pull/11331)) ##### Fixes - `[jest-each]` Relaxed the validation to allow multibyte characters in headings ([#11575](https://togithub.com/facebook/jest/pull/11575)) - `[jest-environment-jsdom]` Add support for `userAgent` option ([#11773](https://togithub.com/facebook/jest/pull/11773)) - `[jest-environment-node]` Add `Event` and `EventTarget` to node global environment. ([#11727](https://togithub.com/facebook/jest/pull/11727)) - `[jest-mock]` Fix `spyOn` to use `Object.prototype.hasOwnProperty` ([#11721](https://togithub.com/facebook/jest/pull/11721)) - `[jest-resolver]` Add dependency on `jest-haste-map` ([#11759](https://togithub.com/facebook/jest/pull/11759)) - `[jest-types]` Compat with `@types/node` v16 ([#11645](https://togithub.com/facebook/jest/pull/11645)) ##### Chore & Maintenance - `[docs]` Correct `expects.assertions` documentation by adding async/await for asynchronous function. ### [`v27.0.6`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2706) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.0.5...v27.0.6) ##### Fixes - `[*]` Publish all modules to include the build change in ([#11569](https://togithub.com/facebook/jest/pull/11569)) ### [`v27.0.5`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2705) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.0.2...v27.0.5) ##### Features - `[@jest/fake-timers]` Flush callbacks scheduled with `requestAnimationFrame` every 16ms when using legacy timers. ([#11567](https://togithub.com/facebook/jest/pull/11567)) - `[pretty-format]` Use `globalThis` (with polyfill if required) to bring support for esbuild's browser bundling mode ([#11569](https://togithub.com/facebook/jest/pull/11569)) ##### Fixes - `[jest-core]` Support special characters like `@`, `+` and `()` on Windows with `--findRelatedTests` ([#11548](https://togithub.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://togithub.com/facebook/jest/pull/11599)) - `[@jest/reporters]` Allow `node-notifier@10` as peer dependency ([#11523](https://togithub.com/facebook/jest/pull/11523)) - `[@jest/reporters]` Update `v8-to-istanbul` ([#11523](https://togithub.com/facebook/jest/pull/11523)) ### [`v27.0.2`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2702) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.0.1...v27.0.2) ##### Features - `[jest-circus]` Add some APIs to make it easier to build your own test runner - `[jest-reporters]` Expose the `getResultHeader` util ([#11460](https://togithub.com/facebook/jest/pull/11460)) - `[jest-resolver]` Export `resolve*` utils for different Jest modules ([#11466](https://togithub.com/facebook/jest/pull/11466)) - `[@jest/test-result]` Export `Test`, `TestEvents` and `TestFileEvent` ([#11466](https://togithub.com/facebook/jest/pull/11466)) ##### Fixes - `[jest-circus]` Add missing `slash` dependency ([#11465](https://togithub.com/facebook/jest/pull/11465)) - `[jest-circus, @jest/test-sequencer]` Remove dependency on `jest-runner` ([#11466](https://togithub.com/facebook/jest/pull/11466)) - `[jest-config]` Resolve `config.runner` to absolute path ([#11465](https://togithub.com/facebook/jest/pull/11465)) - `[jest-config]` Make sure to support functions as config ([#11475](https://togithub.com/facebook/jest/pull/11475)) - `[jest-core]` Do not warn about `DNSCHANNEL` handles when using the `--detectOpenHandles` option ([#11470](https://togithub.com/facebook/jest/pull/11470)) - `[jest-runner]` Remove dependency on `jest-config` ([#11466](https://togithub.com/facebook/jest/pull/11466)) - `[jest-worker]` Loosen engine requirement to `>= 10.13.0` ([#11451](https://togithub.com/facebook/jest/pull/11451)) ### [`v27.0.1`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2701) [Compare Source](https://togithub.com/jestjs/jest/compare/v27.0.0...v27.0.1) ##### Fixes - `[jest-environment-jsdom]` Bump version of JSDOM to avoid deprecated `request` package ([#11442](https://togithub.com/facebook/jest/pull/11442)) ### [`v27.0.0`](https://togithub.com/jestjs/jest/blob/HEAD/CHANGELOG.md#2700) [Compare Source](https://togithub.com/jestjs/jest/compare/v26.6.3...v27.0.0) ##### Features - `[babel-jest]` Add async transformation ([#11192](https://togithub.com/facebook/jest/pull/11192)) - `[jest-changed-files]` Use '--' to separate paths from revisions ([#11160](https://togithub.com/facebook/jest/pull/11160)) - `[jest-circus]` \[**BREAKING**] Fail tests when multiple `done()` calls are made ([#10624](https://togithub.com/facebook/jest/pull/10624)) - `[jest-circus, jest-jasmine2]` \[**BREAKING**] Fail the test instead of just warning when describe returns a value ([#10947](https://togithub.com/facebook/jest/pull/10947)) - `[jest-config]` \[**BREAKING**] Default to Node testing environment instead of browser (JSDOM) ([#9874](https://togithub.com/facebook/jest/pull/9874)) - `[jest-config]` \[**BREAKING**] Use `jest-circus` as default test runner ([#10686](https://togithub.com/facebook/jest/pull/10686)) - `[jest-config]` Add support for `preset` written in ESM ([#11200](https://togithub.com/facebook/jest/pull/11200)) - `[jest-config, jest-runtime]` Support ESM for files other than `.js` and `.mjs` ([#10823](https://togithub.com/facebook/jest/pull/10823)) - `[jest-config, jest-runtime]` \[**BREAKING**] Use "modern" implementation as default for fake timers ([#10874](https://togithub.com/facebook/jest/pull/10874) & [#11197](https://togithub.com/facebook/jest/pull/11197)) - `[jest-config` Allow passing `forceNodeFilesystemAPI` through to `jest-haste-map` ([#11264](https://togithub.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://togithub.com/facebook/jest/pull/11107)) - `[jest-core]` make `TestWatcher` extend `emittery` ([#10324](https://togithub.com/facebook/jest/pull/10324)) - `[jest-core]` Run failed tests interactively the same way we do with snapshots ([#10858](https://togithub.com/facebook/jest/pull/10858)) - `[jest-core]` more `TestSequencer` methods can be async ([#10980](https://togithub.com/facebook/jest/pull/10980)) - `[jest-core]` Add support for `testSequencer` written in ESM ([#11207](https://togithub.com/facebook/jest/pull/11207)) - `[jest-core]` Add support for `globalSetup` and `globalTeardown` written in ESM ([#11267](https://togithub.com/facebook/jest/pull/11267)) - `[jest-core]` Add support for `watchPlugins` written in ESM ([#11315](https://togithub.com/facebook/jest/pull/11315)) - `[jest-core]` Add support for `runner` written in ESM ([#11232](https://togithub.com/facebook/jest/pull/11232)) - `[jest-core]` Add support for `reporters` written in ESM ([#11427](https://togithub.com/facebook/jest/pull/11427)) - `[jest-each]` Add support for interpolation with object properties ([#11388](https://togithub.com/facebook/jest/pull/11388)) - `[jest-environment-node]` Add AbortController to globals ([#11182](https://togithub.com/facebook/jest/pull/11182)) - `[@jest/fake-timers]` Update to `@sinonjs/fake-timers` to v7 ([#11198](https://togithub.com/facebook/jest/pull/11198)) - `[jest-haste-map]` Handle injected scm clocks ([#10966](https://togithub.com/facebook/jest/pull/10966)) - `[jest-haste-map]` Add `enableSymlinks` configuration option to follow symlinks for test files ([#9351](https://togithub.com/facebook/jest/pull/9351)) - `[jest-repl, jest-runner]` \[**BREAKING**] Run transforms over environment ([#8751](https://togithub.com/facebook/jest/pull/8751)) - `[jest-repl]` Add support for `testEnvironment` written in ESM ([#11232](https://togithub.com/facebook/jest/pull/11232)) - `[jest-reporters]` Add static filepath property to all reporters ([#11015](https://togithub.com/facebook/jest/pull/11015)) - `[jest-runner]` \[**BREAKING**] set exit code to 1 if test logs after teardown ([#10728](https://togithub.com/facebook/jest/pull/10728)) - `[jest-runner]` \[**BREAKING**] Run transforms over `runner` ([#8823](https://togithub.com/facebook/jest/pull/8823)) - `[jest-runner]` \[**BREAKING**] Run transforms over `testRunner` ([#8823](https://togithub.com/facebook/jest/pull/8823)) - `[jest-runner]` Possibility to use ESM for test environment ([11033](https://togithub.com/facebook/jest/pull/11033)) - `[jest-runner]` Add support for `testRunner` written in ESM ([#11232](https://togithub.com/facebook/jest/pull/11232)) - `[jest-runtime]` Detect reexports from CJS as named exports in ESM ([#10988](https://togithub.com/facebook/jest/pull/10988)) - `[jest-runtime]` Support for async code transformations ([#11191](https://togithub.com/facebook/jest/pull/11191) & [#11220](https://togithub.com/facebook/jest/pull/11220)) - `[jest-snapshot]` \[**BREAKING**] Make prettier optional for inline snapshots - fall back to string replacement ([#7792](https://togithub.com/facebook/jest/pull/7792) & [#11192](https://togithub.com/facebook/jest/pull/11192)) - `[jest-snapshot]` \[**BREAKING**] Run transforms over `snapshotResolver` ([#8829](https://togithub.com/facebook/jest/pull/8829)) - `[jest-transform]` Pass config options defined in Jest's config to transformer's `process` and `getCacheKey` functions ([#10926](https://togithub.com/facebook/jest/pull/10926)) - `[jest-transform]` Add support for transformers written in ESM ([#11163](https://togithub.com/facebook/jest/pull/11163)) - `[jest-transform]` \[**BREAKING**] Do not export `ScriptTransformer` class, instead export the async function `createScriptTransformer` ([#11163](https://togithub.com/facebook/jest/pull/11163)) - `[jest-transform]` Async code transformations ([#9889](https://togithub.com/facebook/jest/pull/9889)) - `[jest-transform]` Support transpiled transformers ([#11193](https://togithub.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://togithub.com/facebook/jest/pull/11232)) - `[jest-transform]` \[**BREAKING**] `createTranspilingRequire` return function which return a `Promise` now ([#11232](https://togithub.com/facebook/jest/pull/11232)) - `[jest-util]` add requireOrImportModule for importing CJS or ESM ([#11199](https://togithub.com/facebook/jest/pull/11199)) - `[jest-util]` add `applyInteropRequireDefault` option on `requireOrImportModule` ([#11232](https://togithub.com/facebook/jest/pull/11232)) - `[jest-watcher]` Added support for clearing the line when `Configuration
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