From 7b9ed80890abbd51bf639464190244a90c00c8be Mon Sep 17 00:00:00 2001
From: Brace Sproul <braceasproul@gmail.com>
Date: Wed, 8 May 2024 14:27:19 -0700
Subject: [PATCH] langchain[patch]: Dont load empty strings UnstructuredLoader
 (#5318)

---
 langchain/src/document_loaders/fs/unstructured.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/langchain/src/document_loaders/fs/unstructured.ts b/langchain/src/document_loaders/fs/unstructured.ts
index 10039b6d4542..718b7e994ce8 100644
--- a/langchain/src/document_loaders/fs/unstructured.ts
+++ b/langchain/src/document_loaders/fs/unstructured.ts
@@ -291,7 +291,7 @@ export class UnstructuredLoader extends BaseDocumentLoader {
     const documents: Document[] = [];
     for (const element of elements) {
       const { metadata, text } = element;
-      if (typeof text === "string") {
+      if (typeof text === "string" && text !== "") {
         documents.push(
           new Document({
             pageContent: text,