From e714e42618d6e3db0f6dc2d7ef5200cc5399ba31 Mon Sep 17 00:00:00 2001
From: smellthemoon <64083300+smellthemoon@users.noreply.github.com>
Date: Fri, 1 Nov 2024 16:36:21 +0800
Subject: [PATCH] fix: parse fail in empty json(#37294) (#37295)

pr: #37294
issue: #37200

Signed-off-by: lixinguo <xinguo.li@zilliz.com>
Co-authored-by: lixinguo <xinguo.li@zilliz.com>
---
 internal/core/src/common/Json.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/internal/core/src/common/Json.h b/internal/core/src/common/Json.h
index 297dbcbdcca77..0570bdb56dd2c 100644
--- a/internal/core/src/common/Json.h
+++ b/internal/core/src/common/Json.h
@@ -133,6 +133,9 @@ class Json {
 
     value_result<document>
     doc() const {
+        if (data_.size() == 0) {
+            return {};
+        }
         thread_local simdjson::ondemand::parser parser;
 
         // it's always safe to add the padding,
@@ -148,6 +151,9 @@ class Json {
 
     value_result<simdjson::dom::element>
     dom_doc() const {
+        if (data_.size() == 0) {
+            return {};
+        }
         thread_local simdjson::dom::parser parser;
 
         // it's always safe to add the padding,