From ab145bc52ee48a3f2afddb86df0420849ffa5a7c Mon Sep 17 00:00:00 2001
From: AJ Caldwell <tomatrow@gmail.com>
Date: Sun, 1 Sep 2024 22:42:01 -0700
Subject: [PATCH] Add enableSvelteTracking

---
 src/config/enableSvelteTracking.ts | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 src/config/enableSvelteTracking.ts

diff --git a/src/config/enableSvelteTracking.ts b/src/config/enableSvelteTracking.ts
new file mode 100644
index 00000000..79934507
--- /dev/null
+++ b/src/config/enableSvelteTracking.ts
@@ -0,0 +1,22 @@
+import { internal } from '@legendapp/state';
+import { configureLegendState } from '@legendapp/state/config';
+import { SvelteMap } from 'svelte/reactivity';
+
+export function enableSvelteTracking() {
+    const { get, set } = internal;
+    const map = new SvelteMap();
+    let version = 0;
+
+    configureLegendState({
+        observableFunctions: {
+            get: (node, options) => {
+                map.get(node);
+                return get(node, options);
+            },
+            set: (node, newValue) => {
+                map.set(node, version++);
+                set(node, newValue);
+            },
+        },
+    });
+}