* /// Syntax helper for converting primitives to multi-byte fields.
///
/// Example: `copy_le!(bytes, self.position, 5..9);`
#[macro_export]
macro_rules! copy_le {
    ($dest:expr, $src:expr, $range:expr) => {{
        $dest[$range].copy_from_slice(&$src.to_le_bytes())
    }};
}