From 1d0c6f5b34f6af822d746768b7310fa8ecadc0bd Mon Sep 17 00:00:00 2001
From: Tanner Linsley <tannerlinsley@gmail.com>
Date: Tue, 5 Nov 2019 14:10:55 -0700
Subject: [PATCH] Update api.md

---
 docs/api.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/api.md b/docs/api.md
index dab9dbd..6a753a3 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -93,6 +93,7 @@ The following options are supported via the main options object passed to `useTa
   - When either the internal `state` or this `state` object change, this object is **always merged over the internal table state** (eg. `{...state, ...overrides}`) to produce the final state object that is then passed to the `useTable` options.
 - `reducer: Function(oldState, newState) => finalState`
   - Optional
+  - Must be **memoized**
   - Inspired by Kent C. Dodd's [State Reducer Pattern](https://kentcdodds.com/blog/the-state-reducer-pattern-with-react-hooks)
   - With every `setState` call to the table's internal `React.useState` instance, this reducer is called and is allowed to modify the final state object for updating.
   - It is passed the `oldState`, the `newState`, and when provided, an optional action `type`.