lyn 0.1.0

A scanner useful for creating recursive descent parsers.
Documentation 
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#[derive(Debug, PartialEq, Clone)]
pub enum Action<T> {
    /// If next iteration returns None, return T without advancing
    /// the cursor.
    Request(T),

    /// If the next iteration returns None, return None without advancing
    /// the cursor.
    Require,

    /// Immediately advance the cursor and return T.
    Return(T),
}