Impact Score: 5/10
Vitest v0.12.1 — Release Notes & Engineering Impact
Source available — automated, not human-reviewed
Component: vitest · Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
⚡ Executive Summary (TL;DR)
Vitest v0.12.1. Source highlight: fix `require` reference (5da8b00)
Who Does This Impact? (Role-Based Analysis)
💻 Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
📊 Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
⚙️ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
✨ New Features & Capabilities (1)
- allow passing config to sinon/fake-timers (#1261) (d4e8060)
🔧 Bug Fixes & Patches (4)
- fix `require` reference (5da8b00)
- **console:** ignore empty stdout/stderr (d3fb532)
- clear mock from callstack, if mocked with factory (#1276) (7459ff8)
- don't show __vite_ssr prefix on imported variables (#1272) (a2f17b0)
📄 View Raw Release Notes (Original Developer Log)
### Bug Fixes
* fix `require` reference ([5da8b00](https://github.com/vitest-dev/vitest/commit/5da8b00))
* **console:** ignore empty stdout/stderr ([d3fb532](https://github.com/vitest-dev/vitest/commit/d3fb532))
* clear mock from callstack, if mocked with factory ([#1276](https://github.com/vitest-dev/vitest/issues/1276)) ([7459ff8](https://github.com/vitest-dev/vitest/commit/7459ff8))
* don't show __vite_ssr prefix on imported variables ([#1272](https://github.com/vitest-dev/vitest/issues/1272)) ([a2f17b0](https://github.com/vitest-dev/vitest/commit/a2f17b0))
### Features
* allow passing config to sinon/fake-timers ([#1261](https://github.com/vitest-dev/vitest/issues/1261)) ([d4e8060](https://github.com/vitest-dev/vitest/commit/d4e8060))