use crate::index; /// Returned by [`index::File::traverse_with_index()`] and [`index::File::traverse_with_lookup`]#[derive(thiserror::Error, Debug)]#[allow(missing_docs)]pub enum Error<E: std::error::Error + Send + Sync + 'static> {    #[error("One of the traversal processors failed")]    Processor(#[source] E),    #[error("Index file, pack file or object verification failed")]    VerifyChecksum(#[from] index::verify::checksum::Error),    #[error("The pack delta tree index could not be built")]    Tree(#[from] crate::cache::delta::from_offsets::Error),    #[error("The tree traversal failed")]    TreeTraversal(#[from] crate::cache::delta::traverse::Error),    #[error("Object {id} at offset {offset} could not be decoded")]    PackDecode {        id: git_hash::ObjectId,        offset: u64,        source: crate::data::decode::Error,    },    #[error("The packfiles checksum didn't match the index file checksum: expected {expected}, got {actual}")]    PackMismatch {        expected: git_hash::ObjectId,        actual: git_hash::ObjectId,    },    #[error("The hash of {kind} object at offset {offset} didn't match the checksum in the index file: expected {expected}, got {actual}")]    PackObjectMismatch {        expected: git_hash::ObjectId,        actual: git_hash::ObjectId,        offset: u64,        kind: git_object::Kind,    },    #[error(        "The CRC32 of {kind} object at offset {offset} didn't match the checksum in the index file: expected {expected}, got {actual}"    )]    Crc32Mismatch {        expected: u32,        actual: u32,        offset: u64,        kind: git_object::Kind,    },    #[error("Interrupted")]    Interrupted,}