fix: handle all empty responses in filter (#1688)

Author: vpavlin

packages/core/src/lib/filter/index.ts

@@ -184,6 +184,12 @@ class Subscription {
         async (source) => await all(source)
       );
 
+      if (!res || !res.length) {
+        throw Error(
+          `No response received for request ${request.requestId}: ${res}`
+        );
+      }
+
       const { statusCode, requestId, statusDesc } =
         FilterSubscribeResponse.decode(res[0].slice());
 
@@ -216,6 +222,12 @@ class Subscription {
         async (source) => await all(source)
       );
 
+      if (!res || !res.length) {
+        throw Error(
+          `No response received for request ${request.requestId}: ${res}`
+        );
+      }
+
       const { statusCode, requestId, statusDesc } =
         FilterSubscribeResponse.decode(res[0].slice());