From 3178cad796867f871e58ea0c09d91a5719909dea Mon Sep 17 00:00:00 2001
From: Pleasure1234 <3196812536@qq.com>
Date: Fri, 30 Jan 2026 22:37:22 +0000
Subject: [PATCH] fix: handle empty replace term in search and replace
 functionality (#1562)

- Fix 'Empty text nodes are not allowed' error when replace field is empty
- Update both replace() and replaceAll() functions to check for empty replaceTerm
---
 .../search-and-replace/search-and-replace.ts  | 20 +++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/packages/editor-ext/src/lib/search-and-replace/search-and-replace.ts b/packages/editor-ext/src/lib/search-and-replace/search-and-replace.ts
index 1ed7632d..2326a50a 100644
--- a/packages/editor-ext/src/lib/search-and-replace/search-and-replace.ts
+++ b/packages/editor-ext/src/lib/search-and-replace/search-and-replace.ts
@@ -197,11 +197,15 @@ const replace = (
     });
 
     const marks = Array.from(marksSet);
-
-    // Delete the old text and insert new text with preserved marks
+    
+    // Delete the old text
     tr.delete(from, to);
-    tr.insert(from, state.schema.text(replaceTerm, marks));
 
+    // Only insert new text if replaceTerm is not empty (allows for deletion when replaceTerm is empty)
+    if (replaceTerm) {
+      tr.insert(from, state.schema.text(replaceTerm, marks));
+    }
+    
     dispatch(tr);
   }
 };
@@ -228,10 +232,14 @@ const replaceAll = (
     });
 
     const marks = Array.from(marksSet);
-
-    // Delete and insert with preserved marks
+    
+    // Delete the old text
     tr.delete(from, to);
-    tr.insert(from, tr.doc.type.schema.text(replaceTerm, marks));
+
+    // Only insert new text if replaceTerm is not empty (allows for deletion when replaceTerm is empty)
+    if (replaceTerm) {
+      tr.insert(from, tr.doc.type.schema.text(replaceTerm, marks));
+    }
   }
 
   dispatch(tr);