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go/internal/lsp/definition.go
Heschi Kreinick 5916a50871 internal/lsp: check for file URIs on LSP requests
In general, we expect all URIs to be file:// scheme. Silently ignore
requests that come in for other schemes. (In the command-line client we
panic since we should never see anything else.)

The calling convention for beginFileRequest is odd; see the function
comment.

Fixes golang/go#33699.

Change-Id: Ie721e9a85478f3a12975f6528cfbd28cc7910be8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/219483
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-14 22:51:26 +00:00

55 lines
1.3 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"
)
func (s *Server) definition(ctx context.Context, params *protocol.DefinitionParams) ([]protocol.Location, error) {
snapshot, fh, ok, err := s.beginFileRequest(params.TextDocument.URI, source.Go)
if !ok {
return nil, err
}
ident, err := source.Identifier(ctx, snapshot, fh, params.Position)
if err != nil {
return nil, err
}
decRange, err := ident.Declaration.Range()
if err != nil {
return nil, err
}
return []protocol.Location{
{
URI: protocol.URIFromSpanURI(ident.Declaration.URI()),
Range: decRange,
},
}, nil
}
func (s *Server) typeDefinition(ctx context.Context, params *protocol.TypeDefinitionParams) ([]protocol.Location, error) {
snapshot, fh, ok, err := s.beginFileRequest(params.TextDocument.URI, source.Go)
if !ok {
return nil, err
}
ident, err := source.Identifier(ctx, snapshot, fh, params.Position)
if err != nil {
return nil, err
}
identRange, err := ident.Type.Range()
if err != nil {
return nil, err
}
return []protocol.Location{
{
URI: protocol.URIFromSpanURI(ident.Type.URI()),
Range: identRange,
},
}, nil
}