Ts-jest version 26.4.1 is a patch release following version 26.4.0, both serving as preprocessors that enable seamless TypeScript integration within the Jest testing framework. A key reason developers choose ts-jest is its ability to handle TypeScript code directly during testing, including source maps for easier debugging.
Examining the package data, the core functionalities and dependencies remain essentially the same between the two versions, indicating a focus on refinement rather than major feature additions. Both rely on a consistent set of tools for parsing, logging, and utility functions like json5, mkdirp,semver, and lodash.memoize. The peerDependencies also remain identical, requiring Jest versions 26.x and TypeScript between 3.8 and less than 5.0.
The subtle differences relate primarily to internal changes or dependency updates, suggested by the slight increase in unpackedSize from 213822 to 214415. This may point to adjustments in bundled files or very minor updates to underlying code. Though not explicitly stated, patch releases often address bug fixes, performance improvements, or security vulnerabilities discovered in the previous version. Developers already using ts-jest 26.4.0 should consider upgrading to 26.4.1 given the likelihood of stability and reliability enhancements. For new adopters, starting directly with the latest 26.4.1 release is recommended.
The are not vulnerabilities for the version 26.4.1 of the package ts-jest