babel-jest
30.5.2 · 18 Sep 2026MIT71.6M / weekRepositoryHomepagenpmAtom feed
Upgrading babel-jest From 22.1.0 to 22.4.4
6 releases in betweennotes for 4
- 2+
- changes to make
- 0
- advisories fixed
- 16+
- new
- 20+
- fixes
Counted from 4 of 6 release notes. Advisories are counted from the advisory database, in full.
Before you upgrade
Tick each one off as you go- breaking22.4.1
- deprecated22.4.0
Release by release
22.4.3 – 22.4.42 releases, no release note
- breaking
babel-jest: Remove
retainLinesargument to babel. - new
jest-runtime: Provide
require.mainproperty set to module with test suite - fixed
jest-haste-map: Parallelize Watchman calls in crawler
- fixed
jest-editor-support: Update TypeScript definitions
- breaking
- deprecated
jest-runtime: Deprecate mapCoverage option.
- new
babel-jest: Add option to return sourcemap from the transformer separately from source.
- new
jest-validate: Add ability to log deprecation warnings for CLI flags.
- new
jest-serializer: Added new module for serializing. Works using V8 or JSON
- deprecated
- new
jest-worker: Assign a unique id for each worker and pass it to the child process. It will be available via
process.env.JEST_WORKER_ID - fixed
jest-docblock: Support multiple of the same
@pragma.
- new
- new
jest-runner: Move test summary to after coverage report
- new
jest-cli: Added
--notifyModeto specify when to be notified. - new
diff-sequences: New package compares items in two sequences to find a longest common subsequence.
- new
jest-matcher-utils: Add
commentoption tomatcherHintfunction
- new
1 other line we could not sort, mostly version bumps
- 22.2.2
babel-jest: Revert "Remove retainLines from babel-jest"
10 internal lines (docs, tests, tooling) left out.