From 8f32fd58cafe677c07d9ed9fff84f6e255156d37 Mon Sep 17 00:00:00 2001
From: darkuss <darkussdelta@gmail.com>
Date: Sat, 22 Aug 2026 01:58:37 +0200
Subject: holy shit i'm finally done

---
 src/util.ts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 src/util.ts

(limited to 'src/util.ts')

diff --git a/src/util.ts b/src/util.ts
new file mode 100644
index 0000000..f6420b9
--- /dev/null
+++ b/src/util.ts
@@ -0,0 +1,16 @@
+export class MutableValue<T> {
+    private inner: T;
+
+    constructor(inner: T) {
+        this.inner = inner;
+    }
+
+    get value() {
+        return this.inner
+    }
+
+    public deriveNew(mutator: (self: T) => T): MutableValue<T> {
+        this.inner = mutator(this.inner);
+        return new MutableValue(this.inner);
+    }
+}
-- 
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