clap 1.5.3

A simple to use, efficient, and full featured Command Line Argument Parser
Documentation 
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use std::rc::Rc;

use args::settings::ArgSettings;

#[doc(hidden)]
pub trait AnyArg<'n> {
    fn name(&self) -> &'n str;
    fn overrides(&self) -> Option<&[&'n str]>;
    fn requires(&self) -> Option<&[&'n str]>;
    fn blacklist(&self) -> Option<&[&'n str]>;
    fn is_set(&self, ArgSettings) -> bool;
    fn set(&mut self, ArgSettings);
    fn has_switch(&self) -> bool;
    fn max_vals(&self) -> Option<u8>;
    fn min_vals(&self) -> Option<u8>;
    fn num_vals(&self) -> Option<u8>;
    fn possible_vals(&self) -> Option<&[&'n str]>;
    fn validator(&self) -> Option<&Rc<Fn(String) -> Result<(), String>>>;
}