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// 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"
"errors"
"fmt"
"golang.org/x/tools/gopls/internal/lsp/protocol"
"golang.org/x/tools/gopls/internal/lsp/source"
"golang.org/x/tools/gopls/internal/lsp/template"
)
func (s *Server) definition(ctx context.Context, params *protocol.DefinitionParams) ([]protocol.Location, error) {
// TODO(rfindley): definition requests should be multiplexed across all views.
snapshot, fh, ok, release, err := s.beginFileRequest(ctx, params.TextDocument.URI, source.UnknownKind)
defer release()
if !ok {
return nil, err
}
switch kind := snapshot.View().FileKind(fh); kind {
case source.Tmpl:
return template.Definition(snapshot, fh, params.Position)
case source.Go:
// Partial support for jumping from linkname directive (position at 2nd argument).
locations, err := source.LinknameDefinition(ctx, snapshot, fh, params.Position)
if !errors.Is(err, source.ErrNoLinkname) {
return locations, err
}
return source.Definition(ctx, snapshot, fh, params.Position)
default:
return nil, fmt.Errorf("can't find definitions for file type %s", kind)
}
}
func (s *Server) typeDefinition(ctx context.Context, params *protocol.TypeDefinitionParams) ([]protocol.Location, error) {
// TODO(rfindley): type definition requests should be multiplexed across all views.
snapshot, fh, ok, release, err := s.beginFileRequest(ctx, params.TextDocument.URI, source.Go)
defer release()
if !ok {
return nil, err
}
switch kind := snapshot.View().FileKind(fh); kind {
case source.Go:
return source.TypeDefinition(ctx, snapshot, fh, params.Position)
default:
return nil, fmt.Errorf("can't find type definitions for file type %s", kind)
}
}
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