immer 1.9.3

v1.9.3

on Node.js Yarn

1.9.3 (2018-12-18)

Bug Fixes

• ts: improve Draft with generics (cc08cb7), closes #272
• ts: improve IProduce (8666d32), closes #273 #274 #275
• ts: return undefined from produce (d60db14), closes #276