Fix line numbers not displayed correctly

CodeEditApp · Apr 6, 2022 · abcc746 · abcc746
1 parent 11ffd00
commit abcc746
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/CodeEditModules/Modules/CodeFile/src/CodeEditor.swift b/CodeEditModules/Modules/CodeFile/src/CodeEditor.swift
@@ -75,9 +75,14 @@ struct CodeEditor: NSViewRepresentable {
     }
 
     func updateNSView(_ scrollView: NSScrollView, context: Context) {
-        if let textView = scrollView.documentView as? CodeEditorTextView {
-            updateTextView(textView)
+        guard let textView = scrollView.documentView as? CodeEditorTextView else {
+            return
+        }
+        if let rulerView = scrollView.verticalRulerView as? LineGutter,
+           content.wrappedValue != textView.string {
+            rulerView.invalidateLineIndices()
         }
+        updateTextView(textView)
     }
 
     final class Coordinator: NSObject, NSTextViewDelegate {