React-is is a lightweight npm package designed for reliably identifying React elements and their types, offering developers essential tools for creating robust and maintainable React applications. Analyzing versions 16.8.4 and 16.8.3 reveals subtle but potentially impactful differences. Both versions share the same core functionality of brand checking React elements, licensed under MIT and maintained within the Facebook React repository. The package facilitates runtime type checking, enabling conditional rendering and component-specific logic. The distribution structure appears consistent across versions, containing 9 files each, designed for straightforward integration into any React project.
The key distinctions lie in their timestamps and unpacked sizes. Version 16.8.4 was released on March 5, 2019, while version 16.8.3 was released earlier, on February 21, 2019. Version 16.8.4 is slighlty smaller than the previous one (25614 vs 25618). Although both versions are really close, developers should always try to use the latest version, if compatible with their code. These differences are a clue to what changed: most probably a bug fix. By using react-is developers make their code more reliable because the package identifies React elements, which would be hard to do using JavaScript only.
The are not vulnerabilities for the version 16.8.4 of the package react-is