Avoid response cloning in fetch HTTP client to prevent memory leaks (#1385)

Author: smorimoto

.changeset/fix-response-clone-leak.md

@@ -0,0 +1,5 @@
+---
+"swagger-typescript-api": patch
+---
+
+Avoid response cloning in fetch HTTP client to prevent memory leaks (#779).

templates/base/http-clients/fetch-http-client.ejs

@@ -196,7 +196,7 @@ export class HttpClient<SecurityDataType = unknown> {
             body: typeof body === "undefined" || body === null ? null : payloadFormatter(body),
         }
         ).then(async (response) => {
-            const r = response.clone() as HttpResponse<T, E>;
+            const r = response as HttpResponse<T, E>;
             r.data = (null as unknown) as T;
             r.error = (null as unknown) as E;