use bstr::{BStr, ByteSlice}; ///pub mod name {    /// The error used in [name()](super::name()).    #[derive(Debug, thiserror::Error)]    #[allow(missing_docs)]    pub enum Error {        #[error("Submodule names cannot be empty")]        Empty,        #[error("Submodules names must not contains '..'")]        ParentComponent,    }} /// Return the original `name` if it is valid, or the respective error indicating what was wrong with it.pub fn name(name: &BStr) -> Result<&BStr, name::Error> {    if name.is_empty() {        return Err(name::Error::Empty);    }    match name.find(b"..") {        Some(pos) => {            let &b = name.get(pos + 2).ok_or(name::Error::ParentComponent)?;            if b == b'/' || b == b'\\' {                Err(name::Error::ParentComponent)            } else {                Ok(name)            }        }        None => Ok(name),    }}