fix(google): Fixed - TypeError: Cannot read properties of undefined (…

…reading 'generationInfo') (#6756)
langchain-ai · Sep 16, 2024 · 68e53a5 · 68e53a5
1 parent ee33e9f
commit 68e53a5
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/libs/langchain-google-common/src/utils/gemini.ts b/libs/langchain-google-common/src/utils/gemini.ts
@@ -624,6 +624,11 @@ export function getGeminiAPI(config?: GeminiAPIConfig) {
     response: GoogleLLMResponse
   ): ChatGeneration[] {
     const parts = responseToParts(response);
+
+    if (parts.length === 0) {
+      return [];
+    }
+
     let ret = parts.map((part) => partToChatGeneration(part));
     if (ret.every((item) => typeof item.message.content === "string")) {
       const combinedContent = ret.map((item) => item.message.content).join("");