Work

src/effect/schema/class/MobXObservable.ts

@@ -1,15 +1,18 @@
-import type { Class, Struct } from "@effect/schema/Schema"
+import type { Struct } from "@effect/schema/Schema"
 import { makeObservable, observable, type CreateObservableOptions } from "mobx"
 import { mapValues } from "remeda"
+import type { Constructor } from "type-fest"
 
 
 export function MobXObservable<
-    C extends Class<any, Struct.Fields, any, any, any, any, any>
+    This extends Constructor<Struct.Type<Struct.Fields>, any> & {
+        readonly fields: { readonly [K in keyof Struct.Fields]: Struct.Fields[K] }
+    }
 >(
-    class_:    C,
+    class_:    This,
     options?:  Omit<CreateObservableOptions, "proxy">,
 ) {
-    return class MobXObservable extends (class_ as Class<any, Struct.Fields, any, any, any, any, any>) {
+    return class MobXObservable extends class_ {
         declare ["constructor"]: typeof MobXObservable
 
         constructor(...args: any[]) {
@@ -20,5 +23,5 @@ export function MobXObservable<
                 options,
             )
         }
-    } as C
+    } as This
 }