feat(lsp): implement textDocument/selectionRange (#9845)

Ref: #8643

1 files changed, 4 insertions, 1 deletions

diff --git a/cli/lsp/capabilities.rs b/cli/lsp/capabilities.rs
index 82bb910bb..dbfb42b59 100644
--- a/cli/lsp/capabilities.rs
+++ b/cli/lsp/capabilities.rs
@@ -15,6 +15,7 @@ use lspower::lsp::HoverProviderCapability;
 use lspower::lsp::ImplementationProviderCapability;
 use lspower::lsp::OneOf;
 use lspower::lsp::SaveOptions;
+use lspower::lsp::SelectionRangeProviderCapability;
 use lspower::lsp::ServerCapabilities;
 use lspower::lsp::SignatureHelpOptions;
 use lspower::lsp::TextDocumentSyncCapability;
@@ -104,7 +105,9 @@ pub fn server_capabilities(
     document_formatting_provider: Some(OneOf::Left(true)),
     document_range_formatting_provider: None,
     document_on_type_formatting_provider: None,
-    selection_range_provider: None,
+    selection_range_provider: Some(SelectionRangeProviderCapability::Simple(
+      true,
+    )),
     folding_range_provider: None,
     rename_provider: Some(OneOf::Left(true)),
     document_link_provider: None,