Version 1.2.137 of @swc/core, a super-fast Babel alternative, introduces subtle but potentially impactful changes compared to its predecessor, version 1.2.136. The core functionalities remain consistent, focusing on accelerating JavaScript and TypeScript compilation. A key difference lies in the addition of ts-node as a dependency, suggesting enhanced TypeScript support or potential integration with TypeScript-based tooling. This could simplify development workflows for users heavily reliant on TypeScript ecosystems.
Both versions heavily rely on platform-specific binaries (e.g., @swc/core-darwin-x64, @swc/core-linux-x64-gnu) packaged as both dependencies and optional dependencies, covering various operating systems and architectures. This ensures optimized performance across diverse environments without forcing users to download unnecessary binaries. The presence of ts-node suggests improved integration with tools that directly execute TypeScript code, without explicit pre-compilation steps, potentially speeding up local development cycles.
While the bulk of devDependencies (development-time dependencies) remains identical, indicating a stable testing and build pipeline, any underlying modifications within @swc/core could impact compilation speed, code output, and compatibility with specific JavaScript/TypeScript features. Developers should be vigilant about potential breaking changes, especially regarding edge cases related to new ECMAScript standards or TypeScript syntax. Reviewing the changelog – usually available in the project's repository – is highly recommended before upgrading between these versions to ensure a smooth transition and avoid unexpected behaviors. The newer version was released a few days after the previous one.
The are not vulnerabilities for the version 1.2.137 of the package @swc/core