blob: 41617d3fbabd69f5784d8497f52ce27ef1d9d359 [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/span"
)
func (s *Server) definition(ctx context.Context, params *protocol.DefinitionParams) ([]protocol.Location, error) {
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(ctx, uri)
if err != nil {
return nil, err
}
if fh.Identity().Kind != source.Go {
return nil, nil
}
ident, err := source.Identifier(ctx, snapshot, fh, params.Position, source.WidestCheckPackageHandle)
if err != nil {
return nil, err
}
decRange, err := ident.Declaration.Range()
if err != nil {
return nil, err
}
return []protocol.Location{
{
URI: protocol.NewURI(ident.Declaration.URI()),
Range: decRange,
},
}, nil
}
func (s *Server) typeDefinition(ctx context.Context, params *protocol.TypeDefinitionParams) ([]protocol.Location, error) {
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(ctx, uri)
if err != nil {
return nil, err
}
if fh.Identity().Kind != source.Go {
return nil, nil
}
ident, err := source.Identifier(ctx, snapshot, fh, params.Position, source.WidestCheckPackageHandle)
if err != nil {
return nil, err
}
identRange, err := ident.Type.Range()
if err != nil {
return nil, err
}
return []protocol.Location{
{
URI: protocol.NewURI(ident.Type.URI()),
Range: identRange,
},
}, nil
}