Merge #9091

9091: Fix opening single files r=SomeoneToIgnore a=SomeoneToIgnore

Closes https://github.com/rust-analyzer/rust-analyzer/issues/9082

Co-authored-by: Kirill Bulatov <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/editors/code/src/main.ts b/editors/code/src/main.ts
index d26273246..74ee28d24 100644
--- a/editors/code/src/main.ts
+++ b/editors/code/src/main.ts
@@ -45,7 +45,7 @@ async function tryActivate(context: vscode.ExtensionContext) {
         throw new Error(message);
     });
 
-    if (vscode.workspace.workspaceFolders?.length === 0) {
+    if ((vscode.workspace.workspaceFolders || []).length === 0) {
         const rustDocuments = vscode.workspace.textDocuments.filter(document => isRustDocument(document));
         if (rustDocuments.length > 0) {
             ctx = await Ctx.create(config, context, serverPath, { kind: 'Detached Files', files: rustDocuments });