blob: 739ae906b3751a55b99c953e04ed4d12bff4cb67 [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"
)
func (s *Server) rename(ctx context.Context, params *protocol.RenameParams) (*protocol.WorkspaceEdit, error) {
snapshot, fh, ok, release, err := s.beginFileRequest(ctx, params.TextDocument.URI, source.Go)
defer release()
if !ok {
return nil, err
}
edits, err := source.Rename(ctx, snapshot, fh, params.Position, params.NewName)
if err != nil {
return nil, err
}
var docChanges []protocol.TextDocumentEdit
for uri, e := range edits {
fh, err := snapshot.GetVersionedFile(ctx, uri)
if err != nil {
return nil, err
}
docChanges = append(docChanges, documentChanges(fh, e)...)
}
return &protocol.WorkspaceEdit{
DocumentChanges: docChanges,
}, nil
}
func (s *Server) prepareRename(ctx context.Context, params *protocol.PrepareRenameParams) (*protocol.PrepareRename2Gn, error) {
snapshot, fh, ok, release, err := s.beginFileRequest(ctx, params.TextDocument.URI, source.Go)
defer release()
if !ok {
return nil, err
}
// Do not return errors here, as it adds clutter.
// Returning a nil result means there is not a valid rename.
item, usererr, err := source.PrepareRename(ctx, snapshot, fh, params.Position)
if err != nil {
// Return usererr here rather than err, to avoid cluttering the UI with
// internal error details.
return nil, usererr
}
return &protocol.PrepareRename2Gn{
Range: item.Range,
Placeholder: item.Text,
}, nil
}