pub fn upper(&self) -> usize {
        match self {
            Span::Continuous(span) => span.upper,
            Span::Discontinuous(span) => span.upper,
        }
    }
/// Get this spans upper bounds.
Get this spans upper bounds.
Get this spans upper bounds .
pub fn upper(&self) -> usize {
        match self {
            Span::Continuous(span) => span.upper,
            Span::Discontinuous(span) => span.upper,
        }
    }
pub fn upper ( & self ) -> usize { match self { Span :: Continuous ( span ) => span . upper , Span :: Discontinuous ( span ) => span . upper , } }
Get this spans upper bounds.
Get this spans upper bounds .
&self
&self