A practical guide to integrating Flow static typing with Redux, covering five patterns: centralizing types in a single file, typing reducer state to catch null/undefined errors early, using a global State type in connect(), creating a generic ApiAction type for API-driven actions, and using Flow enums for action constants. The
Table of contents
#1 — Keep types in a single file#2 — Describe your state#3 — Connect like a pro#4 — Be careful with typing actions#5 — Use constants or notSort: