Struct WalReader 

pub struct WalReader { /* private fields */ }

Owned checked WAL prefix recovered from a filesystem image.

Implementations

impl WalReader

pub fn open(vfs: &dyn Vfs, path: &Path) -> Result<Self, WalReadError>

Opens the largest checksum- and sequence-valid WAL prefix.

pub fn records(&self) -> &[VisibleRecord]

Returns the recovered ordered prefix.

pub const fn terminator(&self) -> Option<ReplayTerminator>

Returns the checked replay boundary, or None when no WAL path existed.

Trait Implementations

impl Clone for WalReader

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for WalReader

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl DurableLog for WalReader

fn durable_end(&self) -> u64

Returns the largest sequence known durable.

impl Eq for WalReader

impl PartialEq for WalReader

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for WalReader