blob: 0855ace9289e83a503c83b8ebd10a3df6ded1487 [file] [log] [blame]
// 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/span"
"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()
uri := span.NewURI(params.TextDocument.URI)
view, err := s.session.ViewOf(uri)
if err != nil {
return nil, err
}
snapshot := view.Snapshot()
f, err := view.GetFile(ctx, uri)
if err != nil {
return nil, err
}
var symbols []protocol.DocumentSymbol
switch f.Kind() {
case source.Go:
symbols, err = source.DocumentSymbols(ctx, snapshot, f)
case source.Mod:
return []protocol.DocumentSymbol{}, nil
}
if err != nil {
log.Error(ctx, "DocumentSymbols failed", err, telemetry.URI.Of(uri))
return []protocol.DocumentSymbol{}, nil
}
return symbols, nil
}