pub fn delimited<'a, First, Second, Third>(
first: impl Fn(&'a str) -> ParseResult<'a, First>,
second: impl Fn(&'a str) -> ParseResult<'a, Second>,
third: impl Fn(&'a str) -> ParseResult<'a, Third>,
) -> impl Fn(&'a str) -> ParseResult<'a, Second>Expand description
Gets a second value that is delimited by a first and third.