Fix build

langchain-ai · Sep 9, 2024 · 6c2801a · 6c2801a
1 parent 4e4af4a
commit 6c2801a
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Showing 2 changed files with 4 additions and 3 deletions.
diff --git a/js/src/singletons/fetch.ts b/js/src/singletons/fetch.ts
@@ -12,7 +12,7 @@ export const setFetchImplementation = (fetch: (...args: any[]) => any) => {
   (globalThis as any)[LANGSMITH_FETCH_IMPLEMENTATION_KEY] = fetch;
 };
 
-export const getFetchImplementation = () => {
+export const getFetchImplementation: () => (...args: any[]) => any = () => {
   return (
     (globalThis as any)[LANGSMITH_FETCH_IMPLEMENTATION_KEY] ??
     DEFAULT_FETCH_IMPLEMENTATION

diff --git a/js/src/utils/async_caller.ts b/js/src/utils/async_caller.ts
@@ -153,8 +153,9 @@ export class AsyncCaller {
 
   fetch(...args: Parameters<typeof fetch>): ReturnType<typeof fetch> {
     return this.call(() =>
-      getFetchImplementation()(...args).then((res) =>
-        res.ok ? res : Promise.reject(res)
+      getFetchImplementation()(...args).then(
+        (res: Awaited<ReturnType<typeof fetch>>) =>
+          res.ok ? res : Promise.reject(res)
       )
     );
   }