@types/jest version 28.1.2 is a minor update to the TypeScript definitions for the popular Jest testing framework, following version 28.1.1. Both versions provide essential type information that enhances the developer experience when writing tests in TypeScript, offering autocompletion, type checking, and improved code maintainability. Key improvements in 28.1.2 reside in updated dependencies. The pretty-format and jest-matcher-utils dependencies are updated to version ^28.0.0, whereas the older 28.1.1 version was using ^27.0.0.
For developers upgrading from older versions, this change is important to keep the testing environment consistent. While the unpacked size of the package remains the same at 73021 bytes, the file count has increased from 4 to 5, suggesting small additions or refactorings within the type definitions. This is probably due to the updated dependencies and a need to incorporate some changes in the definitions file.
The license remains MIT, ensuring broad compatibility and usage rights. The package continues to be maintained within the DefinitelyTyped repository on GitHub, reflecting its community-driven nature. New versions ensure you have the most accurate and up-to-date type definitions, which is essential for avoiding type-related errors and leveraging the full power of TypeScript in your testing workflow. Released in June 2022, both 28.1.1 and 28.1.2 reflect ongoing efforts to refine and improve the developer experience with Jest and TypeScript.
The are not vulnerabilities for the version 28.1.2 of the package @types/jest