From ce1576fbd6759addba67f4acc1ea5d859c34fc57 Mon Sep 17 00:00:00 2001
From: Arthur Lu <root@tronnet.net>
Date: Wed, 29 Jul 2026 16:13:55 +0000
Subject: [PATCH] remove global usage for wasm

---
 WFA-JS               | 2 +-
 web/modules/wfa.js   | 2 +-
 web/scripts/index.js | 8 +++++---
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/WFA-JS b/WFA-JS
index f8f8636..f53f344 160000
--- a/WFA-JS
+++ b/WFA-JS
@@ -1 +1 @@
-Subproject commit f8f8636cc3f00e3fa0c379b490b7df05b9df3d2c
+Subproject commit f53f344fb35dc118d55a2135123ddf64801d0cd3
diff --git a/web/modules/wfa.js b/web/modules/wfa.js
index f99b95d..67bae2c 100644
--- a/web/modules/wfa.js
+++ b/web/modules/wfa.js
@@ -560,7 +560,7 @@ export default function init (path) {
 			const wasm = obj.instance;
 			global.wfa = wasm
 			go.run(wasm);
-			res()
+			res(wasm)
 		}
 		if ('instantiateStreaming' in WebAssembly) {
 			WebAssembly.instantiateStreaming(fetch(path), go.importObject).then(function (obj) {
diff --git a/web/scripts/index.js b/web/scripts/index.js
index 2c58403..a989c11 100644
--- a/web/scripts/index.js
+++ b/web/scripts/index.js
@@ -5,10 +5,12 @@ import wfaInit from "../modules/wfa.js";
 
 window.addEventListener("DOMContentLoaded", init);
 
+var wfa;
+
 async function init () {
 	setAppearance();
 
-	wfaInit("modules/wfa.wasm");
+	wfa = await wfaInit("modules/wfa.wasm");
 	initInstances();
 
 	document.querySelector("#instance-add").addEventListener("click", handleInstanceAddButton);
@@ -272,8 +274,8 @@ function sortInstances () {
 		};
 		criteria = (item, query) => {
 			// lower is better
-			const { score, CIGAR } = global.wfa.wfAlign(query, item, penalties, true);
-			const alignment = global.wfa.DecodeCIGAR(CIGAR);
+			const { score, CIGAR } = wfa.wfAlign(query, item, penalties, true);
+			const alignment = wfa.DecodeCIGAR(CIGAR);
 			return { score: score / item.length, alignment };
 		};
 	}