fix(core): don't set editor content if value is undefined #441 (#442)

uiwjs · Dec 30, 2022 · 0551523 · 0551523
1 parent 3023dcd
commit 0551523
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/core/src/useCodeMirror.ts b/core/src/useCodeMirror.ts
@@ -181,6 +181,9 @@ export function useCodeMirror(props: UseCodeMirror) {
   ]);
 
   useEffect(() => {
+    if (value === undefined) {
+      return;
+    }
     const currentValue = view ? view.state.doc.toString() : '';
     if (view && value !== currentValue) {
       view.dispatch({