fn parse_file_path(path: Path) -> Option<(u64, Uuid, FileType)> {
    let parsed: DirsAndFileName = path.into();
    if parsed.directories.len() != 4 {
        return None;
    };

    let revision_counter = parsed.directories[3].encoded().parse();

    let name_parts: Vec<_> = parsed
        .file_name
        .as_ref()
        .expect("got file from object store w/o file name (aka only a directory?)")
        .encoded()
        .split('.')
        .collect();
    if name_parts.len() != 2 {
        return None;
    }
    let uuid = Uuid::parse_str(name_parts[0]);

    match (revision_counter, uuid) {
        (Ok(revision_counter), Ok(uuid)) => {
            for file_type in
                std::array::IntoIter::new([FileType::Checkpoint, FileType::Transaction])
            {
                if name_parts[1] == file_type.suffix() {
                    return Some((revision_counter, uuid, file_type));
                }
            }
            None
        }
        _ => None,
    }
}
/// Extracts revision counter, UUID, and file type from transaction or checkpoint path.
Extracts revision counter, UUID, and file type from transaction or checkpoint path.
Extracts revision counter UUID and file type from transaction or checkpoint path .
fn parse_file_path(path: Path) -> Option<(u64, Uuid, FileType)> {
    let parsed: DirsAndFileName = path.into();
    if parsed.directories.len() != 4 {
        return None;
    };
    let revision_counter = parsed.directories[3].encoded().parse();
    let name_parts: Vec<_> = parsed
        .file_name
        .as_ref()
        .expect("got file from object store w/o file name (aka only a directory?)")
        .encoded()
        .split('.')
        .collect();
    if name_parts.len() != 2 {
        return None;
    }
    let uuid = Uuid::parse_str(name_parts[0]);
    match (revision_counter, uuid) {
        (Ok(revision_counter), Ok(uuid)) => {
            for file_type in
                std::array::IntoIter::new([FileType::Checkpoint, FileType::Transaction])
            {
                if name_parts[1] == file_type.suffix() {
                    return Some((revision_counter, uuid, file_type));
                }
            }
            None
        }
        _ => None,
    }
}
fn parse_file_path ( path : Path ) -> Option < ( u64 , Uuid , FileType ) > { let parsed : DirsAndFileName = path . into ( ) ; if parsed . directories . len ( ) != 4 { return None ; } ; let revision_counter = parsed . directories [ 3 ] . encoded ( ) . parse ( ) ; let name_parts : Vec < _ > = parsed . file_name . as_ref ( ) . expect ( " " ) . encoded ( ) . split ( '.' ) . collect ( ) ; if name_parts . len ( ) != 2 { return None ; } let uuid = Uuid :: parse_str ( name_parts [ 0 ] ) ; match ( revision_counter , uuid ) { ( Ok ( revision_counter ) , Ok ( uuid ) ) => { for file_type in std :: array :: IntoIter :: new ( [ FileType :: Checkpoint , FileType :: Transaction ] ) { if name_parts [ 1 ] == file_type . suffix ( ) { return Some ( ( revision_counter , uuid , file_type ) ) ; } } None } _ => None , } }
Extracts revision counter, UUID, and file type from transaction or checkpoint path.
Extracts revision counter UUID and file type from transaction or checkpoint path .
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