feat: version 2 beta

tests/adapters/mocks/user-reducer.ts

@@ -0,0 +1,61 @@
+import { makeReducer } from "../../../libraries/reducer.ts";
+import { EventStoreFactory } from "./events.ts";
+
+export const userReducer = makeReducer<EventStoreFactory, UserState>(
+  (state, event) => {
+    switch (event.type) {
+      case "user:created": {
+        state.name.given = event.data.name?.given ?? "";
+        state.name.family = event.data.name?.family ?? "";
+        state.email = event.data.email;
+        break;
+      }
+      case "user:name:given-set": {
+        state.name.given = event.data;
+        break;
+      }
+      case "user:name:family-set": {
+        state.name.family = event.data;
+        break;
+      }
+      case "user:email-set": {
+        state.email = event.data;
+        break;
+      }
+      case "user:activated": {
+        state.active = true;
+        break;
+      }
+      case "user:deactivated": {
+        state.active = false;
+        break;
+      }
+    }
+    return state;
+  },
+  () => ({
+    name: {
+      given: "",
+      family: "",
+    },
+    email: "",
+    active: true,
+    posts: {
+      list: [],
+      count: 0,
+    },
+  }),
+);
+
+type UserState = {
+  name: {
+    given: string;
+    family: string;
+  };
+  email: string;
+  active: boolean;
+  posts: {
+    list: string[];
+    count: number;
+  };
+};