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https://github.com/golang/go
synced 2024-10-01 07:18:32 -06:00
4a54ec1d38
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>
77 lines
2.0 KiB
Go
77 lines
2.0 KiB
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package lsp
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import (
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"context"
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"golang.org/x/tools/internal/lsp/protocol"
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"golang.org/x/tools/internal/lsp/source"
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"golang.org/x/tools/internal/span"
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)
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func (s *Server) rename(ctx context.Context, params *protocol.RenameParams) (*protocol.WorkspaceEdit, error) {
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uri := span.NewURI(params.TextDocument.URI)
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view, err := s.session.ViewOf(uri)
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if err != nil {
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return nil, err
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}
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snapshot := view.Snapshot()
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fh, err := snapshot.GetFile(uri)
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if err != nil {
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return nil, err
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}
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if fh.Identity().Kind != source.Go {
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return nil, nil
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}
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ident, err := source.Identifier(ctx, snapshot, fh, params.Position, source.WidestCheckPackageHandle)
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if err != nil {
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return nil, nil
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}
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edits, err := ident.Rename(ctx, params.NewName)
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if err != nil {
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return nil, err
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}
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var docChanges []protocol.TextDocumentEdit
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for uri, e := range edits {
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fh, err := snapshot.GetFile(uri)
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if err != nil {
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return nil, err
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}
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docChanges = append(docChanges, documentChanges(fh, e)...)
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}
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return &protocol.WorkspaceEdit{
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DocumentChanges: docChanges,
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}, nil
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}
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func (s *Server) prepareRename(ctx context.Context, params *protocol.PrepareRenameParams) (*protocol.Range, error) {
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uri := span.NewURI(params.TextDocument.URI)
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view, err := s.session.ViewOf(uri)
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if err != nil {
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return nil, err
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}
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snapshot := view.Snapshot()
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fh, err := snapshot.GetFile(uri)
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if err != nil {
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return nil, err
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}
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if fh.Identity().Kind != source.Go {
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return nil, nil
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}
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ident, err := source.Identifier(ctx, snapshot, fh, params.Position, source.WidestCheckPackageHandle)
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if err != nil {
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return nil, nil // ignore errors
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}
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// Do not return errors here, as it adds clutter.
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// Returning a nil result means there is not a valid rename.
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item, err := ident.PrepareRename(ctx)
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if err != nil {
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return nil, nil // ignore errors
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}
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// TODO(suzmue): return ident.Name as the placeholder text.
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return &item.Range, nil
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}
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