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CHANGELOG.md
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## main
### Features
- `[babel-jest]` Add option `excludeJestPreset` to allow opting out of `babel-preset-jest` ([#15164](https://github.com/jestjs/jest/pull/15164))
- `[jest-circus, jest-cli, jest-config]` Add `waitNextEventLoopTurnForUnhandledRejectionEvents` flag to minimise performance impact of correct detection of unhandled promise rejections introduced in [#14315](https://github.com/jestjs/jest/pull/14315) ([#14681](https://github.com/jestjs/jest/pull/14681))
- `[jest-circus]` Add a `waitBeforeRetry` option to `jest.retryTimes` ([#14738](https://github.com/jestjs/jest/pull/14738))
- `[jest-circus]` Add a `retryImmediately` option to `jest.retryTimes` ([#14696](https://github.com/jestjs/jest/pull/14696))
- `[jest-circus, jest-jasmine2]` Allow `setupFilesAfterEnv` to export an async function ([#10962](https://github.com/jestjs/jest/issues/10962))
- `[jest-circus, jest-test-result]` Add `startedAt` timestamp in `TestCaseResultObject` within `onTestCaseResult` ([#15145](https://github.com/jestjs/jest/pull/15145))
- `[jest-cli]` Export `buildArgv` ([#15310](https://github.com/facebook/jest/pull/15310))
- `[jest-config]` [**BREAKING**] Add `mts` and `cts` to default `moduleFileExtensions` config ([#14369](https://github.com/facebook/jest/pull/14369))
- `[jest-config]` [**BREAKING**] Update `testMatch` and `testRegex` default option for supporting `mjs`, `cjs`, `mts`, and `cts` ([#14584](https://github.com/jestjs/jest/pull/14584))
- `[jest-config]` Loads config file from provided path in `package.json` ([#14044](https://github.com/facebook/jest/pull/14044))
- `[jest-config]` Allow loading `jest.config.cts` files ([#14070](https://github.com/facebook/jest/pull/14070))
- `[jest-config]` Show `rootDir` in error message when a `preset` fails to load ([#15194](https://github.com/jestjs/jest/pull/15194))
- `[jest-config]` Support loading TS config files using `esbuild-register` via docblock loader ([#15190](https://github.com/jestjs/jest/pull/15190))
- `[jest-config]` Allow passing TS config loader options via docblock comment ([#15234](https://github.com/jestjs/jest/pull/15234))
- `[jest-config]` If Node is running with type stripping enabled, do not require a TS loader ([#15480](https://github.com/jestjs/jest/pull/15480))
- `[@jest/core]` Group together open handles with the same stack trace ([#13417](https://github.com/jestjs/jest/pull/13417), & [#14789](https://github.com/jestjs/jest/pull/14789))
- `[@jest/core]` Add `perfStats` to surface test setup overhead ([#14622](https://github.com/jestjs/jest/pull/14622))
- `[@jest/core]` [**BREAKING**] Changed `--filter` to accept an object with shape `{ filtered: Array<string> }` to match [documentation](https://jestjs.io/docs/cli#--filterfile) ([#13319](https://github.com/jestjs/jest/pull/13319))
- `[@jest/core]` Support `--outputFile` option for [`--listTests`](https://jestjs.io/docs/cli#--listtests) ([#14980](https://github.com/jestjs/jest/pull/14980))
- `[@jest/core]` Stringify Errors properly with `--json` flag ([#15329](https://github.com/jestjs/jest/pull/15329))
- `[@jest/core, @jest/test-sequencer]` [**BREAKING**] Exposes `globalConfig` & `contexts` to `TestSequencer` ([#14535](https://github.com/jestjs/jest/pull/14535), & [#14543](https://github.com/jestjs/jest/pull/14543))
- `[jest-each]` Introduce `%$` option to add number of the test to its title ([#14710](https://github.com/jestjs/jest/pull/14710))
- `[@jest/environment]` [**BREAKING**] Remove deprecated `jest.genMockFromModule()` ([#15042](https://github.com/jestjs/jest/pull/15042))
- `[@jest/environment]` [**BREAKING**] Remove unnecessary defensive code ([#15045](https://github.com/jestjs/jest/pull/15045))
- `[jest-environment-jsdom]` [**BREAKING**] Upgrade JSDOM to v22 ([#13825](https://github.com/jestjs/jest/pull/13825))
- `[@jest/environment-jsdom-abstract]` Introduce new package which abstracts over the `jsdom` environment, allowing usage of custom versions of JSDOM ([#14717](https://github.com/jestjs/jest/pull/14717))
- `[jest-environment-node]` Update jest environment with dispose symbols `Symbol` ([#14888](https://github.com/jestjs/jest/pull/14888) & [#14909](https://github.com/jestjs/jest/pull/14909))
- `[expect, @jest/expect]` [**BREAKING**] Add type inference for function parameters in `CalledWith` assertions ([#15129](https://github.com/facebook/jest/pull/15129))
- `[@jest/expect-utils]` Properly compare all types of `TypedArray`s ([#15178](https://github.com/facebook/jest/pull/15178))
- `[@jest/fake-timers]` [**BREAKING**] Upgrade `@sinonjs/fake-timers` to v13 ([#14544](https://github.com/jestjs/jest/pull/14544) & [#15470](https://github.com/jestjs/jest/pull/15470))
- `[@jest/fake-timers]` Exposing new modern timers function `advanceTimersToFrame()` which advances all timers by the needed milliseconds to execute callbacks currently scheduled with `requestAnimationFrame` ([#14598](https://github.com/jestjs/jest/pull/14598))
- `[jest-matcher-utils]` Add `SERIALIZABLE_PROPERTIES` to allow custom serialization of objects ([#14893](https://github.com/jestjs/jest/pull/14893))
- `[jest-mock]` Add support for the Explicit Resource Management proposal to use the `using` keyword with `jest.spyOn(object, methodName)` ([#14895](https://github.com/jestjs/jest/pull/14895))
- `[jest-reporters]` Add support for [DEC mode 2026](https://gist.github.com/christianparpart/d8a62cc1ab659194337d73e399004036) ([#15008](https://github.com/jestjs/jest/pull/15008))
- `[jest-resolver]` Support `file://` URLs as paths ([#15154](https://github.com/jestjs/jest/pull/15154))
- `[jest-resolve,jest-runtime,jest-resolve-dependencies]` Pass the conditions when resolving stub modules ([#15489](https://github.com/jestjs/jest/pull/15489))
- `[jest-runtime]` Exposing new modern timers function `jest.advanceTimersToFrame()` from `@jest/fake-timers` ([#14598](https://github.com/jestjs/jest/pull/14598))
- `[jest-runtime]` Support `import.meta.filename` and `import.meta.dirname` (available from [Node 20.11](https://nodejs.org/en/blog/release/v20.11.0)) ([#14854](https://github.com/jestjs/jest/pull/14854))
- `[jest-runtime]` Support `import.meta.resolve` ([#14930](https://github.com/jestjs/jest/pull/14930))
- `[jest-runtime]` [**BREAKING**] Make it mandatory to pass `globalConfig` to the `Runtime` constructor ([#15044](https://github.com/jestjs/jest/pull/15044))
- `[jest-runtime]` Add `unstable_unmockModule` ([#15080](https://github.com/jestjs/jest/pull/15080))
- `[jest-runtime]` Add `onGenerateMock` transformer callback for auto generated callbacks ([#15433](https://github.com/jestjs/jest/pull/15433))
- `[@jest/schemas]` Upgrade `@sinclair/typebox` to v0.34 ([#15450](https://github.com/jestjs/jest/pull/15450))
- `[@jest/types]` `test.each()`: Accept a readonly (`as const`) table properly ([#14565](https://github.com/jestjs/jest/pull/14565))
- `[@jest/types]` Improve argument type inference passed to `test` and `describe` callback functions from `each` tables ([#14920](https://github.com/jestjs/jest/pull/14920))
- `[jest-snapshot]` [**BREAKING**] Add support for [Error causes](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/cause) in snapshots ([#13965](https://github.com/facebook/jest/pull/13965))
- `[jest-snapshot]` Support Prettier 3 ([#14566](https://github.com/facebook/jest/pull/14566))
- `[@jest/util-snapshot]` Extract utils used by tooling from `jest-snapshot` into its own package ([#15095](https://github.com/facebook/jest/pull/15095))
- `[pretty-format]` [**BREAKING**] Do not render empty string children (`''`) in React plugin ([#14470](https://github.com/facebook/jest/pull/14470))
### Fixes
- `[*]` Replace `exit` with `exit-x` ([#15399](https://github.com/jestjs/jest/pull/15399))
- `[babel-plugin-jest-hoist]` Use `denylist` instead of the deprecated `blacklist` for Babel 8 support ([#14109](https://github.com/jestjs/jest/pull/14109))
- `[babel-plugin-jest-hoist]` Do not rely on buggy Babel behaviour ([#15415](https://github.com/jestjs/jest/pull/15415))
- `[expect]` Check error instance type for `toThrow/toThrowError` ([#14576](https://github.com/jestjs/jest/pull/14576))
- `[expect]` Improve diff for failing `expect.objectContaining` ([#15038](https://github.com/jestjs/jest/pull/15038))
- `[expect]` Use `Array.isArray` to check if an array is an `Array` ([#15101](https://github.com/jestjs/jest/pull/15101))
- `[jest-changed-files]` Print underlying errors when VCS commands fail ([#15052](https://github.com/jestjs/jest/pull/15052))
- `[jest-changed-files]` Abort `sl root` call if output resembles a steam locomotive ([#15053](https://github.com/jestjs/jest/pull/15053))
- `[jest-circus]` [**BREAKING**] Prevent false test failures caused by promise rejections handled asynchronously ([#14315](https://github.com/jestjs/jest/pull/14315))
- `[jest-circus]` Replace recursive `makeTestResults` implementation with iterative one ([#14760](https://github.com/jestjs/jest/pull/14760))
- `[jest-circus]` Omit `expect.hasAssertions()` errors if a test already has errors ([#14866](https://github.com/jestjs/jest/pull/14866))
- `[jest-circus, jest-expect, jest-snapshot]` Pass `test.failing` tests when containing failing snapshot matchers ([#14313](https://github.com/jestjs/jest/pull/14313))
- `[jest-circus]` Concurrent tests now emit jest circus events at the correct point and in the expected order. ([#15381](https://github.com/jestjs/jest/pull/15381))
- `[jest-cli]` [**BREAKING**] Validate CLI flags that require arguments receives them ([#14783](https://github.com/jestjs/jest/pull/14783))
- `[jest-config]` Make sure to respect `runInBand` option ([#14578](https://github.com/jestjs/jest/pull/14578))
- `[jest-config]` Support `testTimeout` in project config ([#14697](https://github.com/jestjs/jest/pull/14697))
- `[jest-config]` Support `coverageReporters` in project config ([#14697](https://github.com/jestjs/jest/pull/14830))
- `[jest-config]` Allow `reporters` in project config ([#14768](https://github.com/jestjs/jest/pull/14768))
- `[jest-config]` Allow Node16/NodeNext/Bundler `moduleResolution` in project's tsconfig ([#14739](https://github.com/jestjs/jest/pull/14739))
- `[@jest/create-cache-key-function]` Correct the return type of `createCacheKey` ([#15159](https://github.com/jestjs/jest/pull/15159))
- `[jest-each]` Allow `$keypath` templates with `null` or `undefined` values ([#14831](https://github.com/jestjs/jest/pull/14831))
- `[@jest/expect-utils]` Fix comparison of `DataView` ([#14408](https://github.com/jestjs/jest/pull/14408))
- `[@jest/expect-utils]` [**BREAKING**] exclude non-enumerable in object matching ([#14670](https://github.com/jestjs/jest/pull/14670))
- `[@jest/expect-utils]` Fix comparison of `URL` ([#14672](https://github.com/jestjs/jest/pull/14672))
- `[@jest/expect-utils]` Check `Symbol` properties in equality ([#14688](https://github.com/jestjs/jest/pull/14688))
- `[@jest/expect-utils]` Catch circular references within arrays when matching objects ([#14894](https://github.com/jestjs/jest/pull/14894))
- `[@jest/expect-utils]` Fix not addressing to Sets and Maps as objects without keys ([#14873](https://github.com/jestjs/jest/pull/14873))
- `[jest-leak-detector]` Make leak-detector more aggressive when running GC ([#14526](https://github.com/jestjs/jest/pull/14526))
- `[jest-runtime]` Properly handle re-exported native modules in ESM via CJS ([#14589](https://github.com/jestjs/jest/pull/14589))
- `[jest-runtime]` Refactor `_importCoreModel` so required core module is consistent if modified while loading ([#15077](https://github.com/jestjs/jest/issues/15077))
- `[jest-schemas, jest-types]` [**BREAKING**] Fix type of `testFailureExitCode` config option([#15232](https://github.com/jestjs/jest/pull/15232))
- `[jest-util]` Make sure `isInteractive` works in a browser ([#14552](https://github.com/jestjs/jest/pull/14552))
- `[pretty-format]` [**BREAKING**] Print `ArrayBuffer` and `DataView` correctly ([#14290](https://github.com/jestjs/jest/pull/14290))
- `[pretty-format]` Fixed a bug where "anonymous custom elements" were not being printed as expected. ([#15138](https://github.com/jestjs/jest/pull/15138))
- `[jest-cli]` When specifying paths on the command line, only match against the relative paths of the test files ([#12519](https://github.com/jestjs/jest/pull/12519))
- [**BREAKING**] Changes `testPathPattern` configuration option to `testPathPatterns`, which now takes a list of patterns instead of the regex.
- [**BREAKING**] `--testPathPattern` is now `--testPathPatterns`
- [**BREAKING**] Specifying `testPathPatterns` when programmatically calling `watch` must be specified as `new TestPathPatterns(patterns)`, where `TestPathPatterns` can be imported from `@jest/pattern`
- `[jest-reporters, jest-runner]` Unhandled errors without stack get correctly logged to console ([#14619](https://github.com/jestjs/jest/pull/14619))
- `[jest-util]` Always load `mjs` files with `import` ([#15447](https://github.com/jestjs/jest/pull/15447))
- `[jest-worker]` Properly handle a circular reference error when worker tries to send an assertion fails where either the expected or actual value is circular ([#15191](https://github.com/jestjs/jest/pull/15191))
- `[jest-worker]` Properly handle a BigInt when worker tries to send an assertion fails where either the expected or actual value is BigInt ([#15191](https://github.com/jestjs/jest/pull/15191))
### Performance
- `[*]` [**BREAKING**] Bundle all of Jest's modules into `index.js` ([#12348](https://github.com/jestjs/jest/pull/12348), [#14550](https://github.com/jestjs/jest/pull/14550) & [#14661](https://github.com/jestjs/jest/pull/14661))
- `[jest-haste-map]` Only spawn one process to check for `watchman` installation ([#14826](https://github.com/jestjs/jest/pull/14826))
- `[jest-runner]` Better cleanup `source-map-support` after test to resolve (minor) memory leak ([#15233](https://github.com/jestjs/jest/pull/15233))
### Chore & Maintenance
- `[*]` Increase version of `micromatch` to `^4.0.7` ([#15082](https://github.com/jestjs/jest/pull/15082))
- `[*]` [**BREAKING**] Drop support for Node.js versions 14, 19 and 21 ([#14460](https://github.com/jestjs/jest/pull/14460), [#15118](https://github.com/jestjs/jest/pull/15118))
- `[*]` [**BREAKING**] Drop support for `[email protected]`, minimum version is now `5.0` ([#14542](https://github.com/jestjs/jest/pull/14542))
- `[*]` Depend on exact versions of monorepo dependencies instead of `^` range ([#14553](https://github.com/jestjs/jest/pull/14553))
- `[*]` [**BREAKING**] Add ESM wrapper for all of Jest's modules ([#14661](https://github.com/jestjs/jest/pull/14661))
- `[*]` [**BREAKING**] Upgrade to `glob@10` ([#14509](https://github.com/jestjs/jest/pull/14509))
- `[*]` Use `TypeError` over `Error` where appropriate ([#14799](https://github.com/jestjs/jest/pull/14799))
- `[docs]` Fix typos in `CHANGELOG.md` and `packages/jest-validate/README.md` ([#14640](https://github.com/jestjs/jest/pull/14640))
- `[docs]` Don't use alias matchers in docs ([#14631](https://github.com/jestjs/jest/pull/14631))
- `[babel-jest, babel-preset-jest]` [**BREAKING**] Increase peer dependency of `@babel/core` to `^7.11` ([#14109](https://github.com/jestjs/jest/pull/14109))
- `[babel-jest, @jest/transform]` Update `babel-plugin-istanbul` to v6 ([#15156](https://github.com/jestjs/jest/pull/15156))
- `[babel-plugin-jest-hoist]` Move unnecessary `dependencies` to `devDependencies` ([#15010](https://github.com/jestjs/jest/pull/15010))
- `[expect]` [**BREAKING**] Remove `.toBeCalled()`, `.toBeCalledTimes()`, `.toBeCalledWith()`, `.lastCalledWith()`, `.nthCalledWith()`, `.toReturn()`, `.toReturnTimes()`, `.toReturnWith()`, `.lastReturnedWith()`, `.nthReturnedWith()` and `.toThrowError()` matcher aliases ([#14632](https://github.com/jestjs/jest/pull/14632))
- `[jest-cli, jest-config, @jest/types]` [**BREAKING**] Remove deprecated `--init` argument ([#14490](https://github.com/jestjs/jest/pull/14490))
- `[jest-config, @jest/core, jest-util]` Upgrade `ci-info` ([#14655](https://github.com/jestjs/jest/pull/14655))
- `[jest-mock]` [**BREAKING**] Remove `MockFunctionMetadataType`, `MockFunctionMetadata` and `SpyInstance` types ([#14621](https://github.com/jestjs/jest/pull/14621))
- `[@jest/reporters]` Upgrade `istanbul-lib-source-maps` ([#14924](https://github.com/jestjs/jest/pull/14924))
- `[jest-schemas]` Upgrade `@sinclair/typebox` ([#14775](https://github.com/jestjs/jest/pull/14775))
- `[jest-transform]` Upgrade `write-file-atomic` ([#14274](https://github.com/jestjs/jest/pull/14274))
- `[jest-util]` Upgrade `picomatch` to v4 ([#14653](https://github.com/jestjs/jest/pull/14653) & [#14885](https://github.com/jestjs/jest/pull/14885))
- `[docs] Append to NODE_OPTIONS, not overwrite ([#14730](https://github.com/jestjs/jest/pull/14730))`
- `[docs]` Updated `.toHaveBeenCalled()` documentation to correctly reflect its functionality ([#14842](https://github.com/jestjs/jest/pull/14842))
- `[docs]` Link NestJS documentation on testing with Jest ([#14940](https://github.com/jestjs/jest/pull/14940))
- `[docs]` `Revised documentation for .toHaveBeenCalled()` to accurately depict its functionality. ([#14853](https://github.com/jestjs/jest/pull/14853))
- `[docs]` Removed ExpressJS reference link from documentation due to dead link ([#15270](https://github.com/jestjs/jest/pull/15270))
- `[docs]` Removed `Running AngularJS Tests with Jest reference` link from documentation due to dead link ([#15270](https://github.com/jestjs/jest/pull/15311))
## 29.7.0
### Features
- `[create-jest]` Add `npm init` / `yarn create` initialiser for Jest projects ([#14465](https://github.com/jestjs/jest/pull/14453))
- `[jest-validate]` Allow deprecation warnings for unknown options ([#14499](https://github.com/jestjs/jest/pull/14499))
### Fixes
- `[jest-resolver]` Replace unmatched capture groups in `moduleNameMapper` with empty string instead of `undefined` ([#14507](https://github.com/jestjs/jest/pull/14507))
- `[jest-snapshot]` Allow for strings as well as template literals in inline snapshots ([#14465](https://github.com/jestjs/jest/pull/14465))
- `[@jest/test-sequencer]` Calculate test runtime if `perStats.duration` is missing ([#14473](https://github.com/jestjs/jest/pull/14473))
### Performance
- `[@jest/create-cache-key-function]` Cache access of `NODE_ENV` and `BABEL_ENV` ([#14455](https://github.com/jestjs/jest/pull/14455))
### Chore & Maintenance
- `[jest-cli]` Move internal config initialisation logic to the `create-jest` package ([#14465](https://github.com/jestjs/jest/pull/14453))
## 29.6.4
### Fixes
- `[jest-core]` Fix typo in `scheduleAndRun` performance marker ([#14434](https://github.com/jestjs/jest/pull/14434))
- `[jest-environment-node]` Make sure `atob` and `btoa` are writeable in Node 20 ([#14446](https://github.com/jestjs/jest/pull/14446))
- `[jest-worker]` Additional error wrapper for `parentPort.postMessage` to fix unhandled `DataCloneError`. ([#14437](https://github.com/jestjs/jest/pull/14437))
## 29.6.3
### Fixes
- `[expect, @jest/expect-utils]` `ObjectContaining` support `sumbol` as key ([#14414](https://github.com/jestjs/jest/pull/14414))
- `[expect]` Remove `@types/node` from dependencies ([#14385](https://github.com/jestjs/jest/pull/14385))
- `[jest-core]` Use workers in watch mode by default to avoid crashes ([#14059](https://github.com/facebook/jest/pull/14059) & [#14085](https://github.com/facebook/jest/pull/14085)).
- `[jest-reporters]` Update `istanbul-lib-instrument` dependency to v6. ([#14401](https://github.com/jestjs/jest/pull/14401))
- `[jest-mock]` Revert [#13692](https://github.com/jestjs/jest/pull/13692) as it was a breaking change ([#14429](https://github.com/jestjs/jest/pull/14429))
- `[jest-mock]` Revert [#13866](https://github.com/jestjs/jest/pull/13866) as it was a breaking change ([#14429](https://github.com/jestjs/jest/pull/14429))
- `[jest-mock]` Revert [#13867](https://github.com/jestjs/jest/pull/13867) as it was a breaking change ([#14429](https://github.com/jestjs/jest/pull/14429))
- `[@jest/reporters]` Marks Reporter's hooks as optional ([#14433](https://github.com/jestjs/jest/pull/14433))
- `[jest-runtime]` Fix dynamic ESM import module bug when loaded module through `jest.isolateModulesAsync` ([#14397](https://github.com/jestjs/jest/pull/14397))
### Chore & Maintenance
- `[jest-changed-files, jest-circus, jest-console, @jest/core, @jest/runtime, @jest/transform]` Use `invariant` and `notEmpty` from `jest-util` rather than own internal ([#14366](https://github.com/jestjs/jest/pull/14366))
## 29.6.2
### Fixes
- `[jest-circus]` Fix snapshot matchers in concurrent tests when nr of tests exceeds `maxConcurrency` ([#14335](https://github.com/jestjs/jest/pull/14335))
- `[@jest/core]` When running global setup and teardown, do not try to change the `message` property of the thrown error object when the `message` property is unwritable ([#14113](https://github.com/jestjs/jest/pull/14113))
- `[jest-snapshot]` Move `@types/prettier` from `dependencies` to `devDependencies` ([#14328](https://github.com/jestjs/jest/pull/14328))
- `[jest-snapshot]` Throw an explicit error if Prettier v3 is used ([#14367](https://github.com/jestjs/jest/pull/14367))
- `[jest-reporters]` Add "skipped" and "todo" symbols to Github Actions Reporter ([#14309](https://github.com/jestjs/jest/pull/14309))
### Chore & Maintenance
- `[@jest/core]` Use `pluralize` from `jest-util` rather than own internal ([#14322](https://github.com/jestjs/jest/pull/14322))
## 29.6.1
### Fixes
- `[jest-circus]` Revert [#14110](https://github.com/jestjs/jest/pull/14110) as it was a breaking change ([#14304](https://github.com/jestjs/jest/pull/14304))
## 29.6.0
### Features
- `[jest-circus, jest-snapshot]` Add support for snapshot matchers in concurrent tests ([#14139](https://github.com/jestjs/jest/pull/14139))
- `[jest-cli]` Include type definitions to generated config files ([#14078](https://github.com/facebook/jest/pull/14078))
- `[jest-snapshot]` Support arrays as property matchers ([#14025](https://github.com/facebook/jest/pull/14025))
- `[jest-core, jest-circus, jest-reporter, jest-runner]` Added support for reporting about start individual test cases using jest-circus ([#14174](https://github.com/jestjs/jest/pull/14174))
### Fixes
- `[jest-circus]` Prevent false test failures caused by promise rejections handled asynchronously ([#14110](https://github.com/jestjs/jest/pull/14110))
- `[jest-config]` Handle frozen config object ([#14054](https://github.com/facebook/jest/pull/14054))
- `[jest-config]` Allow `coverageDirectory` and `collectCoverageFrom` in project config ([#14180](https://github.com/jestjs/jest/pull/14180))
- `[jest-core]` Always use workers in watch mode to avoid crashes ([#14059](https://github.com/facebook/jest/pull/14059)).
- `[jest-environment-jsdom, jest-environment-node]` Fix assignment of `customExportConditions` via `testEnvironmentOptions` when custom env subclass defines a default value ([#13989](https://github.com/facebook/jest/pull/13989))
- `[jest-matcher-utils]` Fix copying value of inherited getters ([#14007](https://github.com/facebook/jest/pull/14007))
- `[jest-mock]` Tweak typings to allow `jest.replaceProperty()` replace methods ([#14008](https://github.com/facebook/jest/pull/14008))
- `[jest-mock]` Improve user input validation and error messages of `spyOn` and `replaceProperty` methods ([#14087](https://github.com/facebook/jest/pull/14087))
- `[jest-runtime]` Bind `jest.isolateModulesAsync` to `this` ([#14083](https://github.com/facebook/jest/pull/14083))
- `[jest-runtime]` Forward `wrapperLength` to the `Script` constructor as `columnOffset` for accurate debugging ([#14148](https://github.com/facebook/jest/pull/14148))
- `[jest-runtime]` Guard `_isMockFunction` access with `in` ([#14188](https://github.com/facebook/jest/pull/14188))
- `[jest-snapshot]` Fix a potential bug when not using prettier and improve performance ([#14036](https://github.com/facebook/jest/pull/14036))
- `[@jest/transform]` Do not instrument `.json` modules ([#14048](https://github.com/facebook/jest/pull/14048))
- `[jest-worker]` Restart a shut down worker before sending it a task ([#14015](https://github.com/facebook/jest/pull/14015))
### Chore & Maintenance
- `[*]` Update `semver` dependency to get vulnerability fix ([#14262](https://github.com/jestjs/jest/pull/14262))
- `[docs]` Updated documentation for the `--runTestsByPath` CLI command ([#14004](https://github.com/facebook/jest/pull/14004))
- `[docs]` Updated documentation regarding the synchronous fallback when asynchronous code transforms are unavailable ([#14056](https://github.com/facebook/jest/pull/14056))
- `[docs]` Update jest statistics of use and downloads in website Index.
## 29.5.0
### Features
- `[jest-changed-files]` Support Sapling ([#13941](https://github.com/facebook/jest/pull/13941))
- `[jest-circus, @jest/cli, jest-config]` Add feature to randomize order of tests via CLI flag or through the config file([#12922](https://github.com/facebook/jest/pull/12922))
- `[jest-cli, jest-config, @jest/core, jest-haste-map, @jest/reporters, jest-runner, jest-runtime, @jest/types]` Add `workerThreads` configuration option to allow using [worker threads](https://nodejs.org/dist/latest/docs/api/worker_threads.html) for parallelization ([#13939](https://github.com/facebook/jest/pull/13939))
- `[jest-cli]` Export `yargsOptions` ([#13970](https://github.com/facebook/jest/pull/13970))
- `[jest-config]` Add `openHandlesTimeout` option to configure possible open handles warning. ([#13875](https://github.com/facebook/jest/pull/13875))
- `[@jest/create-cache-key-function]` Allow passing `length` argument to `createCacheKey()` function and set its default value to `16` on Windows ([#13827](https://github.com/facebook/jest/pull/13827))
- `[jest-message-util]` Add support for [AggregateError](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/AggregateError) ([#13946](https://github.com/facebook/jest/pull/13946) & [#13947](https://github.com/facebook/jest/pull/13947))
- `[jest-message-util]` Add support for [Error causes](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/cause) in `test` and `it` ([#13935](https://github.com/facebook/jest/pull/13935) & [#13966](https://github.com/facebook/jest/pull/13966))
- `[jest-reporters]` Add `summaryThreshold` option to summary reporter to allow overriding the internal threshold that is used to print the summary of all failed tests when the number of test suites surpasses it ([#13895](https://github.com/facebook/jest/pull/13895))
- `[jest-runtime]` Expose `@sinonjs/fake-timers` async APIs functions `advanceTimersByTimeAsync(msToRun)` (`tickAsync(msToRun)`), `advanceTimersToNextTimerAsync(steps)` (`nextAsync`), `runAllTimersAsync` (`runAllAsync`), and `runOnlyPendingTimersAsync` (`runToLastAsync`) ([#13981](https://github.com/facebook/jest/pull/13981))
- `[jest-runtime, @jest/transform]` Allow V8 coverage provider to collect coverage from files which were not loaded explicitly ([#13974](https://github.com/facebook/jest/pull/13974))
- `[jest-snapshot]` Add support to `cts` and `mts` TypeScript files to inline snapshots ([#13975](https://github.com/facebook/jest/pull/13975))
- `[jest-worker]` Add `start` method to worker farms ([#13937](https://github.com/facebook/jest/pull/13937))
- `[jest-worker]` Support passing a URL as path to worker ([#13982](https://github.com/facebook/jest/pull/13982))
### Fixes
- `[babel-plugin-jest-hoist]` Fix unwanted hoisting of nested `jest` usages ([#13952](https://github.com/facebook/jest/pull/13952))
- `[jest-circus]` Send test case results for `todo` tests ([#13915](https://github.com/facebook/jest/pull/13915))
- `[jest-circus]` Update message printed on test timeout ([#13830](https://github.com/facebook/jest/pull/13830))
- `[jest-circus]` Avoid creating the word "testfalse" when `takesDoneCallback` is `false` in the message printed on test timeout AND updated timeouts test ([#13954](https://github.com/facebook/jest/pull/13954))
- `[jest-environment-jsdom]` Stop setting `document` to `null` on teardown ([#13972](https://github.com/facebook/jest/pull/13972))
- `[@jest/expect-utils]` Update `toStrictEqual()` to be able to check `jest.fn().mock.calls` ([#13960](https://github.com/facebook/jest/pull/13960))
- `[@jest/test-result]` Allow `TestResultsProcessor` type to return a Promise ([#13950](https://github.com/facebook/jest/pull/13950))
### Chore & Maintenance
- `[jest-snapshot]` Remove dependency on `jest-haste-map` ([#13977](https://github.com/facebook/jest/pull/13977))
## 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 algorithm 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 `[email protected]`, 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