Expect 29.3.1 represents a minor update to the popular assertion library utilized within the Jest testing framework. Comparing it to the previous stable version, 29.3.0, reveals key enhancements primarily focused on dependency updates and internal consistency. Developers transitioning to 29.3.1 will notice adjusted dependency versions, particularly in core Jest-related packages. Specifically, "jest-util" bumps from "^29.2.1" to "^29.3.1", "jest-message-util" from "^29.2.1" to "^29.3.1", "@jest/expect-utils" from "^29.2.2" to "^29.3.1", and "jest-matcher-utils" from "^29.2.2" to "^29.3.1". These updates ensure better compatibility and potentially incorporate bug fixes and performance improvements within these core Jest components.
In the devDependencies, "@jest/test-utils" is updated from "^29.2.1" to "^29.3.1", and fast-check is replaced by @fast-check/jest":"^1.3.0". The tarball's unpacked size also sees a slight increase from 142665 to 142671, hinting at minor code adjustments or additions. Though the core functionality exposed through the expect function remains largely unchanged in terms of API, developers should always review the changelogs of the updated dependencies for any breaking changes or new features impacting their tests. The release date difference also tells that this is a very recent version. It's advisable to test the updated version in a controlled environment before deploying it widely, especially in large projects with extensive test suites.
The are not vulnerabilities for the version 29.3.1 of the package expect