Struct TokioFileCounterStore 

pub struct TokioFileCounterStore { /* private fields */ }

Counter store that persists one file per context key.

Implementations

impl TokioFileCounterStore

pub fn new(root: impl Into<PathBuf>) -> Result<Self, Error>

Create the store rooted at root, creating the directory if needed.

Trait Implementations

impl Clone for TokioFileCounterStore

fn clone(&self) -> TokioFileCounterStore

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl CounterStore for TokioFileCounterStore

type Error = FileStoreError

async fn load(&self, context: &[u8]) -> Result<u32, Self::Error>

Load the stored counter for context, or 0 if missing.

async fn store(&self, context: &[u8], value: u32) -> Result<(), Self::Error>

Persist a counter value for context.

async fn flush(&self) -> Result<(), Self::Error>

Flush any buffered state to durable storage.

impl Debug for TokioFileCounterStore

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

Formats the value using the given formatter.