Type-Fest is a widely used npm package providing a collection of essential TypeScript types, designed to enhance developer productivity and code quality. Comparing versions 4.39.1 and 4.39.0 reveals subtle yet potentially important differences for developers. The core functionality, description, development dependencies (xo, tsd, typescript, expect-type, npm-run-all2), license (MIT OR CC0-1.0), repository, author information, and funding details remain consistent between the two versions, ensuring a stable and familiar development experience.
The most notable distinction lies in the dist object, specifically the unpackedSize. Version 4.39.1 has an unpacked size of 436782 bytes, slightly larger than version 4.39.0's 436457 bytes. This suggests minor additions or changes within the type definitions, potentially including new utility types, bug fixes, or refinements to existing types. The releaseDate also differs, with version 4.39.1 being released on 2025-04-03T07:37:11.057Z, later than version 4.39.0's release on 2025-04-01T12:00:05.849Z.
While seemingly small, this increment signifies that version 4.39.1 likely incorporates the latest improvements and potentially addresses any issues discovered in 4.39.0. For developers using Type-Fest, upgrading to the latest patch version (4.39.1) is generally recommended to leverage these incremental improvements, ensuring they have access to the most up-to-date and refined set of TypeScript types. Always review changelogs when available to understand the specific changes between versions.
The are not vulnerabilities for the version 4.39.1 of the package type-fest