github immerjs/immer v4.0.0
on GitHub

4.0.0 (2019-09-11)

Features

  • In development mode, any new value stored in a tree will be deeply frozen. (cb1c6dd)

BREAKING CHANGES

  • any value returned from produce will be deeply frozen in DEV, even when it wasn’t frozen before the producer started. Fixes #412 #363 #260 #230 #313 #229 through #417
10 months ago