// 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. mod copy_detection;mod fileset;mod index;mod init_simple;mod local_working_copy;mod operation;mod reindex;mod revset;mod snapshot;mod template;mod tree;mod watchman;mod working_copy; use std::any::Any;use std::fmt::Debug; use clap::Subcommand;use jj_lib::local_working_copy::LocalWorkingCopy; use self::copy_detection::CopyDetectionArgs;use self::copy_detection::cmd_debug_copy_detection;use self::fileset::DebugFilesetArgs;use self::fileset::cmd_debug_fileset;use self::index::DebugIndexArgs;use self::index::cmd_debug_index;use self::init_simple::DebugInitSimpleArgs;use self::init_simple::cmd_debug_init_simple;use self::local_working_copy::DebugLocalWorkingCopyArgs;use self::local_working_copy::cmd_debug_local_working_copy;use self::operation::DebugOperationArgs;use self::operation::cmd_debug_operation;use self::reindex::DebugReindexArgs;use self::reindex::cmd_debug_reindex;use self::revset::DebugRevsetArgs;use self::revset::cmd_debug_revset;use self::snapshot::DebugSnapshotArgs;use self::snapshot::cmd_debug_snapshot;use self::template::DebugTemplateArgs;use self::template::cmd_debug_template;use self::tree::DebugTreeArgs;use self::tree::cmd_debug_tree;use self::watchman::DebugWatchmanCommand;use self::watchman::cmd_debug_watchman;use self::working_copy::DebugWorkingCopyArgs;use self::working_copy::cmd_debug_working_copy;use crate::cli_util::CommandHelper;use crate::command_error::CommandError;use crate::command_error::user_error;use crate::ui::Ui; /// Low-level commands not intended for users#[derive(Subcommand, Clone, Debug)]#[command(hide = true)]pub enum DebugCommand {    CopyDetection(CopyDetectionArgs),    Fileset(DebugFilesetArgs),    Index(DebugIndexArgs),    InitSimple(DebugInitSimpleArgs),    LocalWorkingCopy(DebugLocalWorkingCopyArgs),    #[command(visible_alias = "view")]    Operation(DebugOperationArgs),    Reindex(DebugReindexArgs),    Revset(DebugRevsetArgs),    Snapshot(DebugSnapshotArgs),    Template(DebugTemplateArgs),    Tree(DebugTreeArgs),    #[command(subcommand)]    Watchman(DebugWatchmanCommand),    WorkingCopy(DebugWorkingCopyArgs),} pub fn cmd_debug(    ui: &mut Ui,    command: &CommandHelper,    subcommand: &DebugCommand,) -> Result<(), CommandError> {    match subcommand {        DebugCommand::CopyDetection(args) => cmd_debug_copy_detection(ui, command, args),        DebugCommand::Fileset(args) => cmd_debug_fileset(ui, command, args),        DebugCommand::Index(args) => cmd_debug_index(ui, command, args),        DebugCommand::InitSimple(args) => cmd_debug_init_simple(ui, command, args),        DebugCommand::LocalWorkingCopy(args) => cmd_debug_local_working_copy(ui, command, args),        DebugCommand::Operation(args) => cmd_debug_operation(ui, command, args),        DebugCommand::Reindex(args) => cmd_debug_reindex(ui, command, args),        DebugCommand::Revset(args) => cmd_debug_revset(ui, command, args),        DebugCommand::Snapshot(args) => cmd_debug_snapshot(ui, command, args),        DebugCommand::Template(args) => cmd_debug_template(ui, command, args),        DebugCommand::Tree(args) => cmd_debug_tree(ui, command, args),        DebugCommand::Watchman(args) => cmd_debug_watchman(ui, command, args),        DebugCommand::WorkingCopy(args) => cmd_debug_working_copy(ui, command, args),    }} fn check_local_disk_wc(x: &dyn Any) -> Result<&LocalWorkingCopy, CommandError> {    x.downcast_ref()        .ok_or_else(|| user_error("This command requires a standard local-disk working copy"))}