What's New

Support for Vitest v1.6.x+

07 May 2024

Wallaby now supports the latest version of vitest (v1.6.0). The recent update of vitest included breaking changes that required updates to Wallaby’s vitest integration.


Jest v30 (Alpha 3) Support

20 Apr 2024

The latest version of Jest (v30.0.0-alpha.3) is now supported by Wallaby. This version included a number of breaking changes that required updates to Wallaby’s Jest integration.


Jest Performance Improvements

12 Apr 2024

The latest version of Wallaby significant improves performance startup and test execution times for Jest projects; Jest’s TypeScript configuration files are now transpiled using swc instead of ts-node, and large mono-repos only load project configuration on demand. For large projects, test execution times can be up to 90% faster than before.


Support for Vitest v1.4.x+

18 Mar 2024

Wallaby now supports the latest version of vitest (v1.4.0). The recent update of vitest included breaking changes that required rework of Wallaby’s integration.


Support for AVA 6.1.2+

01 Mar 2024

Wallaby now supports the latest version of AVA (v6.1.2). The recent version included breaking changes that required rework of Wallaby’s integration.


Support for Vitest v1.3.1+

23 Feb 2024

Wallaby now supports the latest version of vitest (v1.3.1). The recent update of vitest included breaking changes that required rework of Wallaby’s integration.


Support for Import Assertions and Attributes

16 Feb 2024

Wallaby now supports Import Attributes, a new JavaScript language feature. Import Attributes replaced the Import Assertions language feature, which was already supported by Wallaby. Wallaby now supports both of these language features.


Support for Vitest v1.x

06 Dec 2023

Wallaby now supports vitest@v1.0.x, a major update that was just released yesterday. We had been closely monitoring the progress of Vitest’s 1.0.x beta releases to ensure we could support the official 1.0.x version as soon as possible after it was released. There were numerous breaking changes and enhancements introduced in Vitest’s latest version that required updates to Wallaby’s integration. If you are using an earlier version of Vitest, we recommend reading the Vitest migration guide to understand changes that may affect your project.


Jasmine v5.1.x

14 Nov 2023

Wallaby now supports the latest version of Jasmine (v5.1.1) for both node.js and browser tests. The latest version of Jasmine included breaking changes that required updates to Wallaby’s integration. To use the latest version of Jasmine, please ensure you’re running the latest version of Wallaby.


Node.js 21.x Support

09 Nov 2023

Wallaby now supports node.js v21.x. The recent update of node included a number of breaking changes to projects and tools that use ES Modules.