deuterium 0.0.1 

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use predicate::{Predicate, RcPredicate};

#[deriving(Send, Clone)]
pub struct AndPredicate {
    pub left: RcPredicate,
    pub right: RcPredicate
}

pub trait ToAndPredicate {
    fn and(&self, val: RcPredicate) -> RcPredicate;
}

impl Predicate for AndPredicate { }