// Copyright 2023 The Jujutsu Authors//// Licensed under the Apache License, Version 2.0 (the "License");// you may not use this file except in compliance with the License.// You may obtain a copy of the License at//// https://www.apache.org/licenses/LICENSE-2.0//// Unless required by applicable law or agreed to in writing, software// distributed under the License is distributed on an "AS IS" BASIS,// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.// See the License for the specific language governing permissions and// limitations under the License. use std::fmt::Debug;use std::io::Write as _; use crate::cli_util::CommandHelper;use crate::command_error::CommandError;use crate::ui::Ui; /// Show information about the working copy state#[derive(clap::Args, Clone, Debug)]pub struct DebugWorkingCopyArgs {} pub async fn cmd_debug_working_copy(    ui: &mut Ui,    command: &CommandHelper,    _args: &DebugWorkingCopyArgs,) -> Result<(), CommandError> {    let workspace_command = command.workspace_helper_no_snapshot(ui)?;    let wc = workspace_command.working_copy();    writeln!(ui.stdout(), "Type: {:?}", wc.name())?;    writeln!(ui.stdout(), "Current operation: {:?}", wc.operation_id())?;    writeln!(ui.stdout(), "Current tree: {:?}", wc.tree()?)?;    Ok(())}