Core-js is a JavaScript standard library offering polyfills for modern ECMAScript features, ensuring compatibility across diverse JavaScript environments. Comparing versions 2.1.2 and 2.1.1, we observe subtle but important changes, mostly centered around development dependencies. While the core functionality and license remain consistent, the qunitjs version bumps from 1.21.x to 1.22.x. This indicates potential updates or bug fixes within the testing framework that core-js relies on.
For developers using core-js, these updates contribute to the library's ongoing stability and reliability. The library's core function is to provide essential JavaScript features to older environments allowing developers to create modern javascript programs without worrying about the user's browser versions.
The devDependencies section is especially relevant for contributors and maintainers, representing the tools used in core-js's development rather than affecting the end-user directly. However, updates to these tools are important indirectly because they improve the general quality of the final published package. Using an updated version of qunitjs means that testing is more robust and the final library is therefore more reliable.
The release dates also show a reasonably close release cadence, with version 2.1.2 arriving approximately one week after 2.1.1. This suggests active development and maintenance, a positive sign for developers reliant on the library for their projects.
The are not vulnerabilities for the version 2.1.2 of the package core-js