From 6e02ffd7f5fb96e92f333440e202b7acb0f42860 Mon Sep 17 00:00:00 2001
From: Liang Ding <d@b3log.org>
Date: Fri, 27 Jan 2023 19:36:46 +0800
Subject: [PATCH] =?UTF-8?q?:bug:=20v202301271540=20logging.go=20panic=20?=
 =?UTF-8?q?=E5=BC=82=E5=B8=B8=EF=BC=8C=E5=AF=BC=E8=87=B4=E5=86=85=E6=A0=B8?=
 =?UTF-8?q?=E5=B4=A9=E6=BA=83=20Fix=20https://github.com/siyuan-note/siyua?=
 =?UTF-8?q?n/issues/7179?=
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---
 kernel/filesys/tree.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/kernel/filesys/tree.go b/kernel/filesys/tree.go
index 845075d09..fd6e067f1 100644
--- a/kernel/filesys/tree.go
+++ b/kernel/filesys/tree.go
@@ -91,6 +91,9 @@ func LoadTree(boxID, p string, luteEngine *lute.Lute) (ret *parse.Tree, err erro
 		}
 
 		ial := ReadDocIAL(parentData)
+		if 1 > len(ial) {
+			logging.LogWarnf("tree [%s] is corrupted", filePath)
+		}
 		title := ial["title"]
 		if "" == title {
 			title = "Untitled"
@@ -266,6 +269,10 @@ func parseJSON2Tree(boxID, p string, jsonData []byte, luteEngine *lute.Lute) (re
 
 func ReadDocIAL(data []byte) (ret map[string]string) {
 	ret = map[string]string{}
-	jsoniter.Get(data, "Properties").ToVal(&ret)
+	val := jsoniter.Get(data, "Properties")
+	if nil == val {
+		return
+	}
+	val.ToVal(&ret)
 	return
 }