| // 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/lsp/protocol" |
| "golang.org/x/tools/internal/lsp/source" |
| "golang.org/x/tools/internal/lsp/telemetry" |
| "golang.org/x/tools/internal/telemetry/log" |
| "golang.org/x/tools/internal/telemetry/trace" |
| ) |
| |
| func (s *Server) documentSymbol(ctx context.Context, params *protocol.DocumentSymbolParams) ([]protocol.DocumentSymbol, error) { |
| ctx, done := trace.StartSpan(ctx, "lsp.Server.documentSymbol") |
| defer done() |
| |
| snapshot, fh, ok, err := s.beginFileRequest(params.TextDocument.URI, source.Go) |
| if !ok { |
| return []protocol.DocumentSymbol{}, err |
| } |
| symbols, err := source.DocumentSymbols(ctx, snapshot, fh) |
| if err != nil { |
| log.Error(ctx, "DocumentSymbols failed", err, telemetry.URI.Of(fh.Identity().URI)) |
| return []protocol.DocumentSymbol{}, nil |
| } |
| return symbols, nil |
| } |