Fix formatting

Author: markerikson

src/configureStore.test.ts

@@ -89,7 +89,7 @@ describe('configureStore', () => {
 
   describe('given a middleware creation function that returns undefined', () => {
     it('throws an error', () => {
-      const invalidBuilder = jest.fn(getDefaultMiddleware => undefined as any)
+      const invalidBuilder = jest.fn((getDefaultMiddleware) => undefined as any)
       expect(() =>
         configureStore({ middleware: invalidBuilder, reducer })
       ).toThrow(
@@ -100,7 +100,7 @@ describe('configureStore', () => {
 
   describe('given a middleware creation function that returns an array with non-functions', () => {
     it('throws an error', () => {
-      const invalidBuilder = jest.fn(getDefaultMiddleware => [true] as any)
+      const invalidBuilder = jest.fn((getDefaultMiddleware) => [true] as any)
       expect(() =>
         configureStore({ middleware: invalidBuilder, reducer })
       ).toThrow('each middleware provided to configureStore must be a function')

src/configureStore.ts

@@ -165,7 +165,7 @@ export function configureStore<
   }
   if (
     !IS_PRODUCTION &&
-    finalMiddleware.some(item => typeof item !== 'function')
+    finalMiddleware.some((item) => typeof item !== 'function')
   ) {
     throw new Error(
       'each middleware provided to configureStore must be a function'