# Vitest v0.23.4 — Release & Upgrade Intelligence
- **Product:** Vitest (https://vitest.dev)
- **Version:** v0.23.4
- **Released:** Sep 18, 2022
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/vitest/updates/v0.23.4/

## Executive Summary (TL;DR)
Vitest v0.23.4. Source highlight:    🚀 Features

## New Features
- Give helpful message, when using vi.mock  - 
- **benchmark**: Only mode  - 

## Bug Fixes
- Move outputFile to benchmark, allow --reporter for benchmark  - 
- **cli**: Forward node wasm flags  - 
- **coverage**: `istanbul-reports` to support `projectRoot`  -