From 5c2733075470e8a325bb89f5ba9bf61d67c85215 Mon Sep 17 00:00:00 2001
From: Ciaran Morinan <c@hash.ai>
Date: Mon, 16 Dec 2024 13:03:31 +0000
Subject: [PATCH] catch new block.content string response type

---
 .../src/activities/shared/get-llm-response/llm-message.ts   | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/apps/hash-ai-worker-ts/src/activities/shared/get-llm-response/llm-message.ts b/apps/hash-ai-worker-ts/src/activities/shared/get-llm-response/llm-message.ts
index 2289dbb7bb4..f09f2df7fff 100644
--- a/apps/hash-ai-worker-ts/src/activities/shared/get-llm-response/llm-message.ts
+++ b/apps/hash-ai-worker-ts/src/activities/shared/get-llm-response/llm-message.ts
@@ -110,6 +110,12 @@ export const mapAnthropicMessageToLlmMessage = (params: {
             } else if (block.type === "tool_use") {
               throw new Error("Tool use content not supported");
             } else if (block.type === "tool_result") {
+              if (typeof block.content === "string") {
+                throw new Error(
+                  "Unexpected string content for tool result, expected object with type field",
+                );
+              }
+
               /**
                * Currently images are not supported in LLM messages,
                * so we filter them out from the content.