Function pear::parsers::enclosed

pub fn enclosed<I, T, F>(
    input: &mut Pear<I>,
    start: T,
    cond: F,
    end: T
) -> Result<I::Many, I>where
    I: Input,
    T: Token<I>,
    F: FnMut(&I::Token) -> bool,

Like delimited but keeps the start and end.