Releases · jestjs/jest

17 Feb 15:45

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v28.0.0-alpha.3

fc30b27

v28.0.0-alpha.3 Pre-release

Pre-release

Fixes

[jest-resolve] Support directory remapping in package.json exports (#12373)

Full Changelog: https://github.com/facebook/jest/compare/v28.0.0-alpha.2..v28.0.0-alpha.3

Assets 2

16 Feb 18:16

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v28.0.0-alpha.2

694d6bf

v28.0.0-alpha.2 Pre-release

Pre-release

Features

[@jest/expect] New module which extends expect with jest-snapshot matchers (#12404, #12410)
[jest-resolve, jest-runtime] Add support for data: URI import and mock (#12392)
[pretty-format] New maxWidth parameter (#12402)

Fixes

[jest-matcher-utils] Pass maxWidth to pretty-format to avoid printing every element in arrays by default (#12402)

Chore & Maintenance

[expect] [BREAKING] Snapshot matcher types are moved to @jest/expect (#12404)

New Contributors

@tbossi made their first contribution in #12392
@ryanwilsonperkin made their first contribution in #12402
@yesmeck made their first contribution in #12408

Full Changelog: v28.0.0-alpha.1...v28.0.0-alpha.2

Contributors

yesmeck, ryanwilsonperkin, and tbossi

Assets 2

15 Feb 21:32

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v28.0.0-alpha.1

d30164d

v28.0.0-alpha.1 Pre-release

Pre-release

Features

[babel-jest] Export createTransformer function (#12399)
[expect] Expose AsymmetricMatchers, MatcherFunction and MatcherFunctionWithState interfaces (#12363, #12376)
[jest-config, @jest/types] Add ci to GlobalConfig (#12378)
[@jest/schemas] New module for JSON schemas for Jest's config (#12384)

Fixes

[jest-config] Correctly detect CI environment and update snapshots accordingly (#12378)
[jest-config] Pass moduleTypes to ts-node to enforce CJS when transpiling (#12397)

Chore & Maintenance

[docs, examples] Update React examples to match with the new React guidelines for code examples (#12217)
[docs] Add note about not mixing done() with Promises (#11077)
[jest-serializer] [BREAKING] Deprecate package in favour of using v8 APIs directly (#12391)

New Contributors

@marcelltoth made their first contribution in #12290
@soryy708 made their first contribution in #12010
@dmitryvinn-fb made their first contribution in #12379
@cola119 made their first contribution in #12375
@holylander made their first contribution in #12257
@jsjoeio made their first contribution in #11077

Full Changelog: v28.0.0-alpha.0...v28.0.0-alpha.1

Contributors

marcelltoth, holylander, and 4 other contributors

Assets 2

10 Feb 18:20

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v28.0.0-alpha.0

89275b0

v28.0.0-alpha.0 Pre-release

Pre-release

Features

[jest-config] [BREAKING] Stop shipping jest-environment-jsdom by default (#12354)
[jest-config] [BREAKING] Stop shipping jest-jasmine2 by default (#12355)
[jest-environment-jsdom] [BREAKING] Upgrade jsdom to 19.0.0 (#12290)
[jest-environment-jsdom] [BREAKING] Add default browser condition to exportConditions for jsdom environment (#11924)
[jest-environment-node] [BREAKING] Add default node and node-addon conditions to exportConditions for node environment (#11924)
[@jest/expect-utils] New module exporting utils for expect (#12323)
[jest-resolve] [BREAKING] Add support for package.json exports (#11961)
[jest-worker] [BREAKING] Allow only absolute workerPath (#12343)

Fixes

[expect] Move typings of .not, .rejects and .resolves modifiers outside of Matchers interface (#12346)
[jest-environment-jsdom] Make jsdom accessible to extending environments again (#12232)
[jest-jasmine2, jest-types] [BREAKING] Move all jasmine specific types from @jest/types to its own package (#12125)

Chore & Maintenance

[*] [BREAKING] Drop support for Node v10 and v15 and target first LTS 16.13.0 (#12220)
[*] [BREAKING] Drop support for [email protected], minimum version is now 4.2 (#11142)
[*] Bundle all .d.ts files into a single index.d.ts per module (#12345)
[expect] [BREAKING] Remove support for importing build/utils (#12323)
[expect] [BREAKING] Migrate to ESM (#12344)
[jest-cli] Update yargs to v17 (#12357)
[jest-config] [BREAKING] Remove getTestEnvironment export (#12353)
[@jest/core] Use index.ts instead of jest.ts as main export (#12329)
[jest-environment-jsdom] [BREAKING] Migrate to ESM (#12340)
[jest-environment-node] [BREAKING] Migrate to ESM (#12340)
[@jest/fake-timers] Update @sinonjs/fake_timers to v9 (#12357)
[jest-jasmine2, jest-runtime] [BREAKING] Use Symbol to pass jest.setTimeout value instead of jasmine specific logic (#12124)
[jest-phabricator] [BREAKING] Migrate to ESM (#12341)
[jest-resolve] [BREAKING] Make requireResolveFunction argument mandatory (#12353)
[jest-runner] [BREAKING] Remove some type exports from @jest/test-result (#12353)
[jest-snapshot] [BREAKING] Migrate to ESM (#12342)
[jest-transform] Update write-file-atomic to v4 (#12357)
[jest] Use index.ts instead of jest.ts as main export (#12329)

Performance

[jest-haste-map] [BREAKING] Default to node crawler over shelling out to find if watchman is not enabled (#12320)

New Contributors

@marcelltoth made their first contribution in #12290

Full Changelog: v27.5.1...v28.0.0-alpha.0

Contributors

marcelltoth

Assets 2

08 Feb 10:53

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v27.5.1

67c1aa2

v27.5.1

Features

[jest-config] Support comments in JSON config file (#12316)
[pretty-format] Expose ConvertAnsi plugin (#12308)

Fixes

[expect] Add type definitions for asymmetric closeTo matcher (#12304)
[jest-cli] Load binary via exported API (#12315)
[jest-config] Replace jsonlint with parse-json (#12316)
[jest-repl] Make module importable (#12311 & #12315)

Chore & Maintenance

[*] Avoid anonymous default exports (#12313)

New Contributors

@zoltan-boros made their first contribution in #12206

Full Changelog: v27.5.0...v27.5.1

Contributors

zoltan-boros

Assets 2

05 Feb 10:00

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v27.5.0

247cbe6

v27.5.0

Features

[expect] Add asymmetric matcher expect.closeTo (#12243)
[jest-mock] Added mockFn.mock.lastCall to retrieve last argument (#12285)

Fixes

[expect] Add a fix for .toHaveProperty('') (#12251)
[jest-each, @jest/globals] Allow passing ReadonlyArray type of a table to describe.each and test.each (#12297)
[@jest/globals] Add missing options argument to jest.doMock typing (#12292)
[jest-environment-node] Add atob and btoa (#12269)
[jest-matcher-utils] Correct diff for expected asymmetric matchers (#12264)
[jest-message-util] Fix .getTopFrame() (and toMatchInlineSnapshot()) with mjs files (#12277)