use core::fmt;
#[derive(Debug, Clone, Copy, Eq, PartialEq)]
#[non_exhaustive]
pub struct OutOfRangeError;
impl fmt::Display for OutOfRangeError {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "Number out of range (must be between 1 and 9,999,999).")
}
}