From e2799cb092359038374cde25eb691d667b309383 Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Wed, 25 May 2022 22:22:41 -0500
Subject: add Util.js

---
 modules/Util.js | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 modules/Util.js

(limited to 'modules/Util.js')

diff --git a/modules/Util.js b/modules/Util.js
new file mode 100644
index 0000000..cbe466d
--- /dev/null
+++ b/modules/Util.js
@@ -0,0 +1,13 @@
+function useAverage() {
+	var avg = 0;
+	let weight = 0;
+	const append = value => {
+		avg = (weight * avg) + value;
+		weight += 1;
+		avg = avg/weight;
+	}
+
+	return [() => avg, append];
+}
+
+export { useAverage };
-- 
cgit v1.2.1