1 files changed, 0 insertions, 57 deletions
diff --git a/internal/lsp/symbols.go b/internal/lsp/symbols.go
deleted file mode 100644
index f04e4572d..000000000
--- a/internal/lsp/symbols.go
+++ /dev/null
@@ -1,57 +0,0 @@
-// Copyright 2019 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package lsp
-
-import (
-	"context"
-
-	"golang.org/x/tools/internal/event"
-	"golang.org/x/tools/internal/lsp/debug/tag"
-	"golang.org/x/tools/internal/lsp/protocol"
-	"golang.org/x/tools/internal/lsp/source"
-	"golang.org/x/tools/internal/lsp/template"
-)
-
-func (s *Server) documentSymbol(ctx context.Context, params *protocol.DocumentSymbolParams) ([]interface{}, error) {
-	ctx, done := event.Start(ctx, "lsp.Server.documentSymbol")
-	defer done()
-
-	snapshot, fh, ok, release, err := s.beginFileRequest(ctx, params.TextDocument.URI, source.UnknownKind)
-	defer release()
-	if !ok {
-		return []interface{}{}, err
-	}
-	var docSymbols []protocol.DocumentSymbol
-	if snapshot.View().FileKind(fh) == source.Tmpl {
-		docSymbols, err = template.DocumentSymbols(snapshot, fh)
-	} else {
-		docSymbols, err = source.DocumentSymbols(ctx, snapshot, fh)
-	}
-	if err != nil {
-		event.Error(ctx, "DocumentSymbols failed", err, tag.URI.Of(fh.URI()))
-		return []interface{}{}, nil
-	}
-	// Convert the symbols to an interface array.
-	// TODO: Remove this once the lsp deprecates SymbolInformation.
-	symbols := make([]interface{}, len(docSymbols))
-	for i, s := range docSymbols {
-		if snapshot.View().Options().HierarchicalDocumentSymbolSupport {
-			symbols[i] = s
-			continue
-		}
-		// If the client does not support hierarchical document symbols, then
-		// we need to be backwards compatible for now and return SymbolInformation.
-		symbols[i] = protocol.SymbolInformation{
-			Name:       s.Name,
-			Kind:       s.Kind,
-			Deprecated: s.Deprecated,
-			Location: protocol.Location{
-				URI:   params.TextDocument.URI,
-				Range: s.Range,
-			},
-		}
-	}
-	return symbols, nil
-}