Check language server symbol renaming support before prompting (#6257)

Co-authored-by: Poliorcetics <poliorcetics@users.noreply.github.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/helix-term/src/commands/lsp.rs b/helix-term/src/commands/lsp.rs
index f9d9856f..f71aacf0 100644
--- a/helix-term/src/commands/lsp.rs
+++ b/helix-term/src/commands/lsp.rs
@@ -1316,6 +1316,12 @@ pub fn rename_symbol(cx: &mut Context) {
     let language_server = language_server!(cx.editor, doc);
     let offset_encoding = language_server.offset_encoding();
 
+    if !language_server.supports_rename() {
+        cx.editor
+            .set_error("Language server does not support symbol renaming");
+        return;
+    }
+
     let pos = doc.position(view.id, offset_encoding);
 
     match language_server.prepare_rename(doc.identifier(), pos) {