lvar-0.2.0.0: README.md

# `Data.LVar`

[![Hackage](https://img.shields.io/hackage/v/lvar.svg?logo=haskell)](https://hackage.haskell.org/package/lvar)

[`TMVar`](https://hackage.haskell.org/package/stm) with change notification.

Used in [Ema](https://ema.srid.ca/).