pub fn unbounded() -> Self {
        Self::Variable {
            min: None,
            max: None,
        }
    }
/// Create an unbounded repeat value, i.e. `*`.
Create an unbounded repeat value, i.e.
Create an unbounded repeat value i . e .
pub fn unbounded() -> Self {
        Self::Variable {
            min: None,
            max: None,
        }
    }
pub fn unbounded ( ) -> Self { Self :: Variable { min : None , max : None , } }
Create an unbounded repeat value, i.e.
Create an unbounded repeat value i . e .