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go/internal/lsp/symbols.go
Rebecca Stambler 4a54ec1d38 internal/lsp: remove view.FindPosInPackage and view.FindMapperInPackage
There is no reason for these functions to live on the view. They make
more sense as unexported functions in internal/lsp/source.

Initially, I had to propagate contexts through a lot of functions in
internal/lsp/source, but instead I removed the unused contexts forom
snapshot.GetFile.

Change-Id: I8323419d0356feb2010091fe8d3ed35e511f801a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214384
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-13 18:51:11 +00:00

46 lines
1.2 KiB
Go

// 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()
fh, err := snapshot.GetFile(uri)
if err != nil {
return nil, err
}
var symbols []protocol.DocumentSymbol
switch fh.Identity().Kind {
case source.Go:
symbols, err = source.DocumentSymbols(ctx, snapshot, fh)
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
}