Merge pull request #2751 from mizulu/pref-reconcile-remove-redundent-keyFn-call

Perf | remove redundent call to keyFn(state).

Author: ryansolid

.changeset/avoid-reconcile-key-recompute.md

@@ -0,0 +1,5 @@
+---
+"@solidjs/signals": patch
+---
+
+Avoid recomputing reconcile state identity keys.

packages/solid-signals/src/store/reconcile.ts

@@ -363,7 +363,7 @@ export function reconcile<T extends U, U>(
     if (state == null) throw new Error("Cannot reconcile null or undefined state");
     const keyFn = typeof key === "string" ? item => item[key] : key;
     const eq = keyFn(state);
-    if (eq !== undefined && keyFn(value) !== keyFn(state))
+    if (eq !== undefined && keyFn(value) !== eq)
       throw new Error("Cannot reconcile states with different identity");
     applyState(value, state, keyFn);
   };