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/*  artifact: the requirements tracking tool made for developers
 * Copyright (C) 2017  Garrett Berg <@vitiral, vitiral@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the Lesser GNU 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 General Public License for more details.
 *
 * You should have received a copy of the Lesser GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * */
// need for clippy lints
#![allow(unknown_lints)]
#![recursion_limit = "1024"]
// # logger config
extern crate fern;

// # general crates
#[macro_use]
extern crate error_chain;
#[macro_use]
extern crate lazy_static;
#[macro_use]
extern crate log;
extern crate itertools;

// # core crates
extern crate regex;
extern crate strfmt;
extern crate time;
extern crate rustc_serialize;
extern crate difference;

// # cmdline crates
extern crate clap;
extern crate ansi_term;

// # web api crates
#[macro_use]
extern crate nickel;
extern crate jsonrpc_core;

// # for web front end
#[cfg(feature = "web")]
extern crate tempdir;
extern crate tar;

// serialization
#[macro_use]
extern crate serde_derive;
extern crate serde;
extern crate serde_json;
extern crate toml;

// modules
pub mod types;
pub mod dev_prefix;
pub mod core;
pub mod ui;

mod api;
pub mod cmd;

use std::result;
pub use types::*;

pub const VERSION: &'static str = env!("CARGO_PKG_VERSION");

pub fn init_logger(quiet: bool,
                   verbosity: u8,
                   stderr: bool)
                   -> result::Result<(), fern::InitError> {
    let level = if quiet {
        log::LogLevelFilter::Off
    } else {
        match verbosity {
            0 => log::LogLevelFilter::Warn,
            1 => log::LogLevelFilter::Info,
            2 => log::LogLevelFilter::Debug,
            3 => log::LogLevelFilter::Trace,
            _ => unreachable!(),
        }
    };
    let output = if stderr {
        fern::OutputConfig::stderr()
    } else {
        fern::OutputConfig::stdout()
    };

    let logger_config = fern::DispatchConfig {
        format: Box::new(|msg: &str, level: &log::LogLevel, _location: &log::LogLocation| {
            format!("{}: {}", level, msg)
        }),
        output: vec![output],
        level: level,
    };
    fern::init_global_logger(logger_config, log::LogLevelFilter::Trace)
}