use gix_object::bstr::BString; /// The error returned by [file()](crate::file()).#[derive(Debug, thiserror::Error)]#[expect(missing_docs)]pub enum Error {    #[error("No commit was given")]    EmptyTraversal,    #[error(transparent)]    BlobDiffSetResource(#[from] gix_diff::blob::platform::set_resource::Error),    #[error(transparent)]    BlobDiffPrepare(#[from] gix_diff::blob::platform::prepare_diff::Error),    #[error("The file to blame at '{file_path}' wasn't found in the first commit at {commit_id}")]    FileMissing {        /// The file-path to the object to blame.        file_path: BString,        /// The commit whose tree didn't contain `file_path`.        commit_id: gix_hash::ObjectId,    },    #[error("Couldn't find commit or tree in the object database")]    FindObject(#[from] gix_object::find::Error),    #[error("Could not find existing blob or commit")]    FindExistingObject(#[from] gix_object::find::existing_object::Error),    #[error("Could not find existing iterator over a tree")]    FindExistingIter(#[from] gix_object::find::existing_iter::Error),    #[error("Failed to obtain the next commit in the commit-graph traversal")]    Traverse(#[source] Box<dyn std::error::Error + Send + Sync>),    #[error(transparent)]    DiffTree(#[from] gix_diff::tree::Error),    #[error(transparent)]    DiffTreeWithRewrites(#[from] gix_diff::tree_with_rewrites::Error),    #[error(        "Invalid line range was given, line range is expected to be a 1-based inclusive range in the format '<start>,<end>'"    )]    InvalidOneBasedLineRange,    #[error("Failure to decode commit during traversal")]    DecodeCommit(#[from] gix_object::decode::Error),    #[error("Failed to get parent from commitgraph during traversal")]    GetParentFromCommitGraph(#[from] gix_error::Message),}