From 024893d06dc605f691e2e03d77d9b79c10767c91 Mon Sep 17 00:00:00 2001
From: David Philipson <david.philipson@gmail.com>
Date: Fri, 10 Jul 2020 10:40:34 -0700
Subject: [PATCH] Avoid AnyAction in return type, clarify docs

---
 README.md    | 5 +++--
 src/index.ts | 9 +++++----
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/README.md b/README.md
index 3111319..14a3cf3 100644
--- a/README.md
+++ b/README.md
@@ -206,7 +206,7 @@ composing reducers for which initial state is unnecessary.
 Note that since the type of the state cannot be inferred from the initial state,
 it must be provided as a type parameter:
 
-```javascript
+```ts
 const reducer = reducerWithoutInitialState<State>()
     .case(setName, setNameHandler)
     .case(addBalance, addBalanceHandler)
@@ -394,7 +394,8 @@ There are two reasons you may want to do this:
     separate NPM packages, you may run into type errors since the exported
     reducer has type `ReducerBuilder`, which the consuming package does not
     recognize unless it also depends on `typescript-fsa-reducers`. This is
-    avoided by returning a plain function instead.
+    avoided by calling `.build()`, whose return type is a plain function
+    instead.
 
 Example usage:
 
diff --git a/src/index.ts b/src/index.ts
index 5a08ecc..5a4f1e2 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -70,12 +70,13 @@ export interface ReducerBuilder<InS, OutS = InS, PassedS = InS | undefined> {
         ) => ReducerBuilder<InS, OutS, PassedS>,
     ): ReducerBuilder<InS, OutS, PassedS>;
 
-    // Intentionally avoid AnyAction in return type so packages can export reducers
-    // created using .default() or .build() without requiring a dependency on typescript-fsa.
+    // Intentionally avoid AnyAction in return type so packages can export
+    // reducers created using .default() or .build() without consumers requiring
+    // a dependency on typescript-fsa.
     default(
         defaultHandler: Handler<InS, OutS, AnyAction>,
-    ): (state: PassedS, action: AnyAction) => OutS;
-    build(): (state: PassedS, action: AnyAction) => OutS;
+    ): (state: PassedS, action: { type: any }) => OutS;
+    build(): (state: PassedS, action: { type: any }) => OutS;
     (state: PassedS, action: AnyAction): OutS;
 }