| package lsp |
| |
| import ( |
| "context" |
| |
| "golang.org/x/tools/internal/lsp/protocol" |
| "golang.org/x/tools/internal/lsp/source" |
| "golang.org/x/tools/internal/span" |
| errors "golang.org/x/xerrors" |
| ) |
| |
| func (s *Server) executeCommand(ctx context.Context, params *protocol.ExecuteCommandParams) (interface{}, error) { |
| switch params.Command { |
| case "tidy": |
| if len(params.Arguments) == 0 || len(params.Arguments) > 1 { |
| return nil, errors.Errorf("expected one file URI for call to `go mod tidy`, got %v", params.Arguments) |
| } |
| // Confirm that this action is being taken on a go.mod file. |
| uri := span.NewURI(params.Arguments[0].(string)) |
| view := s.session.ViewOf(uri) |
| f, err := view.GetFile(ctx, uri) |
| if err != nil { |
| return nil, err |
| } |
| fh := view.Snapshot().Handle(ctx, f) |
| if fh.Identity().Kind != source.Mod { |
| return nil, errors.Errorf("%s is not a mod file", uri) |
| } |
| // Run go.mod tidy on the view. |
| if err := source.ModTidy(ctx, view); err != nil { |
| return nil, err |
| } |
| } |
| return nil, nil |
| } |
