From 1b29c16cef9a8c6028f5680b1e11e26bff2eb187 Mon Sep 17 00:00:00 2001
From: Alex Ross <38270282+alexr00@users.noreply.github.com>
Date: Wed, 9 Jul 2025 10:58:56 +0200
Subject: [PATCH] Fix user completion provider for multi file diff editor Fixes
 #7252

---
 src/issues/userCompletionProvider.ts | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/issues/userCompletionProvider.ts b/src/issues/userCompletionProvider.ts
index 61441b37a5..fd2a3f1eac 100644
--- a/src/issues/userCompletionProvider.ts
+++ b/src/issues/userCompletionProvider.ts
@@ -96,7 +96,15 @@ export class UserCompletionProvider implements vscode.CompletionItemProvider {
 			uri = getRootUriFromScmInputUri(document.uri);
 		} else if (document.uri.scheme === Schemes.Comment) {
 			const activeTab = vscode.window.tabGroups.activeTabGroup.activeTab?.input;
-			uri = activeTab instanceof vscode.TabInputText ? activeTab.uri : (activeTab instanceof vscode.TabInputTextDiff ? activeTab.modified : undefined);
+			if (activeTab instanceof vscode.TabInputText) {
+				uri = activeTab.uri;
+			} else if (activeTab instanceof vscode.TabInputTextDiff) {
+				uri = activeTab.modified;
+			} else if ((activeTab as { textDiffs?: { modified: vscode.Uri, original: vscode.Uri }[] }).textDiffs) {
+				uri = (activeTab as { textDiffs: { modified: vscode.Uri, original: vscode.Uri }[] }).textDiffs[0].modified;
+			} else {
+				uri = vscode.workspace.workspaceFolders ? vscode.workspace.workspaceFolders[0].uri : undefined;
+			}
 		}
 
 		if (!uri) {