@swc/core is a high-performance JavaScript and TypeScript compiler, designed as a speedy alternative to Babel. Versions 1.2.65 and 1.2.66, showcase the project's iterative development approach. Primarily, the core functionality remains consistent, focusing on rapid code transformation and optimization. Examining the dependencies reveals that both versions share a common set of tools, including @node-rs/helper and various platform-specific builds of @swc/core tailored to different operating systems and architectures, such as darwin-x64, linux-x64-gnu, and win32-x64-msvc offering broad compatibility.
Looking deeper, the key distinction lies in that the version 1.2.66 includes updated version across all platform specific dependencies (@swc/core-darwin-x64":"^1.2.66, etc) instead of the 1.2.65 versions of the previous release. While the developer dependencies, encompassing tools for testing, bundling, and type checking (like Jest, TypeScript, and Babel-related packages), remain largely identical between the two versions. This suggests a focus on refining the core compilation process and ensuring seamless integration with existing JavaScript toolchains. Developers upgrading from 1.2.65 to 1.2.66 can anticipate subtle enhancements in performance and bug fixes within the SWC compiler itself, ensuring a more streamlined and reliable compilation experience across different environments. The consistent set of development dependencies also means a smooth transition, with no major changes required in existing build configurations or testing setups.
The are not vulnerabilities for the version 1.2.66 of the package @swc/core