twig 0.1.0

Twig templating engine for Rust; work in progress.
Documentation 
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use std::fmt;
use super::TokenParserExtension;

pub struct TokenParser {
    pub tag: &'static str,
    pub extension: Box<TokenParserExtension>,
}

impl fmt::Debug for TokenParser {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "({:?}, extension)", self.tag)
    }
}

impl TokenParser {
    pub fn new<E: 'static>(parser_extension: E)
        -> TokenParser
        where E: TokenParserExtension
    {
        TokenParser {
            tag: parser_extension.get_tag(),
            extension: Box::new(parser_extension),
        }
    }
}