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//! Handling non-zero literal values.

pub(crate) mod sealed {
    use crate::NonZeroAble;

    /// A trait implemented by all known integer literals that can
    /// appear in source code.
    pub trait IntegerLiteral: NonZeroAble {}
}

/// A representation of a non-zero literal. Used by the [`nonzero!`] macro.
///
/// This struct has no use outside of this macro (even though it can be constructed by anyone).
/// It needs to exist to support the use of the [`nonzero!`] macro in const expressions.
pub struct NonZeroLiteral<T: sealed::IntegerLiteral>(pub T);