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// Copyright 2022 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::io::Write as _;
use jj_cli::cli_util::CliRunner;
use jj_cli::cli_util::CommandHelper;
use jj_cli::cli_util::RevisionArg;
use jj_cli::command_error::CommandError;
use jj_cli::ui::Ui;
#[derive(clap::Parser, Clone, Debug)]
enum CustomCommand {
Frobnicate(FrobnicateArgs),
}
/// Frobnicate a revisions
#[derive(clap::Args, Clone, Debug)]
struct FrobnicateArgs {
/// The revision to frobnicate
#[arg(default_value = "@")]
revision: RevisionArg,
}
fn run_custom_command(
ui: &mut Ui,
command_helper: &CommandHelper,
command: CustomCommand,
) -> Result<(), CommandError> {
match command {
CustomCommand::Frobnicate(args) => {
let mut workspace_command = command_helper.workspace_helper(ui)?;
let commit = workspace_command.resolve_single_rev(ui, &args.revision)?;
let mut tx = workspace_command.start_transaction();
let new_commit = tx
.repo_mut()
.rewrite_commit(&commit)
.set_description("Frobnicated!")
.write()?;
tx.finish(ui, "frobnicate")?;
writeln!(
ui.status(),
"Frobnicated revision: {}",
workspace_command.format_commit_summary(&new_commit)
)?;
Ok(())
}
}
}
fn main() -> std::process::ExitCode {
CliRunner::init()
.add_subcommand(run_custom_command)
.run()
.into()
}
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