fn is_ok_dir()

in chunk_cache/src/disk.rs [638:662]

• 25 lines of code
• 4 McCabe index (conditional complexity)

fn is_ok_dir(dir_result: Result<DirEntry, io::Error>) -> OptionResult<DirEntry, ChunkCacheError> {
    let dirent = match dir_result {
        Ok(kd) => kd,
        Err(e) => {
            if e.kind() == ErrorKind::NotFound {
                return Ok(None);
            }
            return Err(e.into());
        },
    };
    let md = match dirent.metadata() {
        Ok(md) => md,
        Err(e) => {
            if e.kind() == ErrorKind::NotFound {
                return Ok(None);
            }
            return Err(e.into());
        },
    };
    if !md.is_dir() {
        debug!("CACHE: expected directory at {:?}, is not directory", dirent.path());
        return Ok(None);
    }
    Ok(Some(dirent))
}