# Vitest v0.0.104 — Release & Upgrade Intelligence
- **Product:** Vitest (https://vitest.dev)
- **Version:** v0.0.104
- **Released:** Dec 21, 2021
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/vitest/updates/v0.0.104/

## Executive Summary (TL;DR)
Vitest v0.0.104. Source highlight: transform api (2cf1d1e)

## New Features
- **expect:** stringMatching (#255) (0ddd9b2)
- jest's mock compatible implementation (#146) (6e39a1d)

## Bug Fixes
- transform api (2cf1d1e)
- **ui:** satisfy typescript (#253) (b286a08)