pub fn open(path: impl Into<PathBuf>) -> Result<DiskStore> {
        let path = path.into();
        fs::create_dir_all(&path)?;

        let mut readers = HashMap::new();
        let mut index = BTreeMap::new();

        let gen_list = sorted_gen_list(&path)?;
        let mut uncompacted = 0;

        for &gen in &gen_list {
            let mut reader = BufReaderWithPos::new(File::open(log_path(&path, gen))?)?;
            uncompacted += load(gen, &mut reader, &mut index)?;
            readers.insert(gen, reader);
        }

        let current_gen = gen_list.last().unwrap_or(&0) + 1;
        let writer = new_log_file(&path, current_gen, &mut readers)?;

        Ok(DiskStore { path, readers, writer, current_gen, index, uncompacted })
    }
/// Opens a `DiskStore` with the given path.
///
/// This will create a new directory if the given one does not exist.
///
/// # Errors
///
/// It propagates I/O or deserialization errors during the log replay.
Opens a `DiskStore` with the given path.
This will create a new directory if the given one does not exist.
Opens a ` DiskStore ` with the given path . This will create a new directory if the given one does not exist .
pub fn open(path: impl Into<PathBuf>) -> Result<DiskStore> {
        let path = path.into();
        fs::create_dir_all(&path)?;
        let mut readers = HashMap::new();
        let mut index = BTreeMap::new();
        let gen_list = sorted_gen_list(&path)?;
        let mut uncompacted = 0;
        for &gen in &gen_list {
            let mut reader = BufReaderWithPos::new(File::open(log_path(&path, gen))?)?;
            uncompacted += load(gen, &mut reader, &mut index)?;
            readers.insert(gen, reader);
        }
        let current_gen = gen_list.last().unwrap_or(&0) + 1;
        let writer = new_log_file(&path, current_gen, &mut readers)?;
        Ok(DiskStore { path, readers, writer, current_gen, index, uncompacted })
    }
pub fn open ( path : impl Into < PathBuf > ) -> Result < DiskStore > { let path = path . into ( ) ; fs :: create_dir_all ( & path ) ? ; let mut readers = HashMap :: new ( ) ; let mut index = BTreeMap :: new ( ) ; let gen_list = sorted_gen_list ( & path ) ? ; let mut uncompacted = 0 ; for & gen in & gen_list { let mut reader = BufReaderWithPos :: new ( File :: open ( log_path ( & path , gen ) ) ? ) ? ; uncompacted += load ( gen , & mut reader , & mut index ) ? ; readers . insert ( gen , reader ) ; } let current_gen = gen_list . last ( ) . unwrap_or ( & 0 ) + 1 ; let writer = new_log_file ( & path , current_gen , & mut readers ) ? ; Ok ( DiskStore { path , readers , writer , current_gen , index , uncompacted } ) }
Opens a `DiskStore` with the given path.
Opens a ` DiskStore ` with the given path .
path
impl Into<PathBuf>
path
impl Into<PathBuf>
errors
It propagates I/O or deserialization errors during the log replay.
It propagates I / O or deserialization errors during the log replay .