darkfi/src/util/mod.rs

/* This file is part of DarkFi (https://dark.fi)
 *
 * Copyright (C) 2020-2022 Dyne.org foundation
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

#[cfg(feature = "async-runtime")]
/// async utility functions
pub mod async_util;

/// Command-line interface utilities
pub mod cli;

/// Various encoding formats
pub mod encoding;

/// Filesystem utilities
pub mod file;

/// Network differentiations (TODO: shouldn't be here in util module))
pub mod net_name;

/// Parsing helpers
pub mod parse;

/// Filesystem path utilities
pub mod path;

/// Time utilities
pub mod time;

// =======================
// TODO: Why is this here?
// =======================
use rand::{distributions::Alphanumeric, thread_rng, Rng};
pub fn gen_id(len: usize) -> String {
    thread_rng().sample_iter(&Alphanumeric).take(len).map(char::from).collect()
}
// ======================