From eebb28597286264fd98fe8d0c31b4fa9667c2479 Mon Sep 17 00:00:00 2001
From: Pas <74743263+Pasithea0@users.noreply.github.com>
Date: Mon, 3 Nov 2025 16:27:23 -0700
Subject: [PATCH] update proxy to support wasm responses

---
 src/fetchers/fetch.ts         |  1 +
 src/fetchers/standardFetch.ts | 20 +++++++++++++++++---
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/src/fetchers/fetch.ts b/src/fetchers/fetch.ts
index 50b5434..af31e71 100644
--- a/src/fetchers/fetch.ts
+++ b/src/fetchers/fetch.ts
@@ -19,6 +19,7 @@ export type FetchHeaders = {
 export type FetchReply = {
   text(): Promise<string>;
   json(): Promise<any>;
+  arrayBuffer(): Promise<ArrayBuffer>;
   extraHeaders?: FetchHeaders;
   extraUrl?: string;
   headers: FetchHeaders;
diff --git a/src/fetchers/standardFetch.ts b/src/fetchers/standardFetch.ts
index 1c78c55..3bbe553 100644
--- a/src/fetchers/standardFetch.ts
+++ b/src/fetchers/standardFetch.ts
@@ -41,9 +41,23 @@ export function makeStandardFetcher(f: FetchLike): Fetcher {
       clearTimeout(timeoutId);
 
       let body: any;
-      const isJson = res.headers.get('content-type')?.includes('application/json');
-      if (isJson) body = await res.json();
-      else body = await res.text();
+      const contentType = res.headers.get('content-type')?.toLowerCase();
+      const isJson = contentType?.includes('application/json');
+      const isBinary =
+        contentType?.includes('application/wasm') ||
+        contentType?.includes('application/octet-stream') ||
+        contentType?.includes('binary');
+
+      // Handle 204 No Content responses - they have no body
+      if (res.status === 204) {
+        body = null;
+      } else if (isJson) {
+        body = await res.json();
+      } else if (isBinary) {
+        body = await res.arrayBuffer();
+      } else {
+        body = await res.text();
+      }
 
       return {
         body,