Jest CLI version 26.1.0 represents a minor update over the previous stable version, 26.0.1, within the Jest testing framework. Both versions maintain the core promise of providing "Delightful JavaScript Testing" and share a common dependency structure with packages like exit, chalk, is-ci, yargs, and prompts for command-line interactions and utilities. The key difference lies within the updated Jest-related dependencies. Version 26.1.0 upgrades internal packages such as @jest/core, @jest/types, jest-util, jest-config, @jest/test-result to their respective 26.1.0 versions. This indicates a focus on internal refinements, bug fixes, or feature enhancements within the core Jest testing ecosystem.
For developers using Jest CLI, this upgrade signifies improvements in the underlying testing engine. While the external API and usage patterns might remain largely the same, upgrading from 26.0.1 to 26.1.0 likely introduced greater stability, performance improvements, and possibly new features in how Jest handles test execution, configuration, and result reporting. The development dependencies, primarily @types definitions, remain consistent, suggesting no major changes to the TypeScript support or typings. The difference in unpackedSize may reflect internal code changes and optimizations. Version 26.1.0 was released on June 23, 2020, providing developers with a slightly more recent and refined testing experience compared to version 26.0.1, released on May 5, 2020.
The are not vulnerabilities for the version 26.1.0 of the package jest-cli