/// A function for use in [`crate::file::ReferenceExt::peel_to_id_in_place()`] to indicate no peeling should happen.pub fn none(    _id: git_hash::ObjectId,    #[allow(clippy::ptr_arg)] _buf: &mut Vec<u8>,) -> Result<Option<(git_object::Kind, &[u8])>, std::convert::Infallible> {    Ok(Some((git_object::Kind::Commit, &[])))} ///pub mod to_id {    use std::path::PathBuf;     use git_object::bstr::BString;     use crate::file;     /// The error returned by [`crate::file::ReferenceExt::peel_to_id_in_place()`].    #[derive(Debug, thiserror::Error)]    #[allow(missing_docs)]    pub enum Error {        #[error("Could not follow a single level of a symbolic reference")]        Follow(#[from] file::find::existing::Error),        #[error("Aborting due to reference cycle with first seen path being {start_absolute:?}")]        Cycle { start_absolute: PathBuf },        #[error("Refusing to follow more than {max_depth} levels of indirection")]        DepthLimitExceeded { max_depth: usize },        #[error("An error occurred when trying to resolve an object a reference points to")]        Find(#[from] Box<dyn std::error::Error + Send + Sync + 'static>),        #[error("Object {oid} as referred to by {name:?} could not be found")]        NotFound { oid: git_hash::ObjectId, name: BString },    }}