Type-Fest is a popular TypeScript library offering a collection of essential and reusable utility types, designed to enhance developer productivity and code clarity. Version 0.9.0 introduces updates and improvements over the previous stable version, 0.8.1. Examining the changes reveals several key differences helpful for developers considering an upgrade.
Primarily, the development dependencies have been updated. Version 0.9.0 moves to newer versions of tools like TypeScript (3.7.5), @sindresorhus/tsconfig (0.7.0), @typescript-eslint/parser (2.17.0), eslint-config-xo-typescript (0.24.1), and @typescript-eslint/eslint-plugin (2.17.0). This means the library is now leveraging newer features, bug fixes, and performance improvements offered by these tools, potentially leading to better type checking and code linting. XO is bumped from 0.24.0 to 0.25.3 further improving the quality of the code.
While the core offering of type utilities remains consistent, these updated dependencies suggest an increased focus on code quality, maintainability, and compatibility with the latest TypeScript ecosystem. Developers upgrading to version 0.9.0 can expect a smoother development experience with fewer linting errors and potentially more robust type checking, all contributing to writing more maintainable and error-free TypeScript code. The unpacked size of the library also increased slightly.
The are not vulnerabilities for the version 0.9.0 of the package type-fest