pirate 1.0.0

A simple arrrguments parser
Documentation 
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/* Pirate - A command-line arrrrguments parser, written in Rust.
 * Copyright (C) 2015 Zachary Dziura
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the 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 GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

use vars::Vars;

pub fn usage(vars: &Vars) {
    print!("Usage: {} ", vars.program_name);

    for token in vars.tokens() {
        if let Some(usage) = token.usage() {
            print!("{} ", usage);
        }
    }
    
    println!("\nOptions:");
    for token in vars.tokens() {
        println!("{}", token);
    }
}