add middleware wrapper

src/Updux.js

@@ -22,9 +22,13 @@ export class Updux {
     #selectors = {};
     #effects = [];
     #localReactions = [];
+    #middlewareWrapper;
 
     constructor(config = {}) {
         this.#config = config;
+
+        this.#middlewareWrapper = config.middlewareWrapper;
+
         this.#localInitial = config.initial;
         this.#subduxes = config.subduxes ?? {};
 
@@ -148,7 +152,8 @@ export class Updux {
             this.#effects,
             this.actions,
             this.selectors,
-            this.subduxes,
+            this.#subduxes,
+            this.#middlewareWrapper,
         );
     }
 

src/middleware.js

@@ -37,7 +37,7 @@ export function augmentMiddlewareApi(api, actions, selectors) {
 }
 
 const sliceMw = (slice, mw) => (api) => {
-    const getSliceState = () => get(api.getState(), slice);
+    const getSliceState = () => api.getState()[slice];
     return mw({ ...api, getState: getSliceState });
 };
 
@@ -65,10 +65,11 @@ export function buildMiddleware(
     actions = {},
     selectors = {},
     subduxes = {},
+    wrapper = undefined,
 ) {
     let inner = R.compact(
-        Object.entries(subduxes).map((slice, [{ middleware }]) =>
+        Object.entries(subduxes).map(([slice, { middleware }]) =>
-            slice !== '*' && middleware ? sliceMw(slice, middleware) : null,
+            ((slice !== '*' && middleware) ? sliceMw(slice, middleware) : null),
         ),
     );
 
@@ -78,5 +79,7 @@ export function buildMiddleware(
 
     let mws = [...local, ...inner];
 
+    if( wrapper ) mws = wrapper(mws);
+
     return composeMw(mws);
 }