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// Copyright 2017 rust-ipfs-api Developers
// Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or
// http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
// http://opensource.org/licenses/MIT>, at your option. This file may not be
// copied, modified, or distributed except according to those terms.
//
use crate::command::CliCommand;
use clap::App;
use futures::Future;
use ipfs_api::response::CommandsResponse;
fn recursive_print_commands(cmd: CommandsResponse, stack: &mut Vec<String>) {
if cmd.subcommands.is_empty() {
println!(" {} {}", stack.join(" "), cmd.name);
} else {
let (name, subcommands) = (cmd.name, cmd.subcommands);
stack.push(name);
for subcommand in subcommands {
recursive_print_commands(subcommand, stack);
}
stack.pop();
}
}
pub struct Command;
impl CliCommand for Command {
const NAME: &'static str = "commands";
fn signature<'a, 'b>() -> App<'a, 'b> {
clap_app!(
@subcommand commands =>
(about: "List all available commands")
)
}
handle!(
(_args, client) => {
client.commands().map(|commands| {
println!();
recursive_print_commands(commands, &mut Vec::new());
println!();
})
}
);
}
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