Struct FileJournal 

pub struct FileJournal { /* private fields */ }

File-backed journal writing newline-delimited JSON entries.

Implementations

impl FileJournal

pub async fn open(path: impl Into<PathBuf>) -> MemoryResult<Self>

Opens (or creates) a journal file at the provided path.

Errors

Propagates I/O and serialization errors encountered while preparing the file.

pub fn path(&self) -> &Path

Returns the underlying path of the journal file.

Trait Implementations

impl Journal for FileJournal

fn append<'life0, 'life1, 'async_trait>( &'life0 self, record: &'life1 MemoryRecord, ) -> Pin<Box<dyn Future<Output = MemoryResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Appends a record to the journal.

fn tail<'life0, 'async_trait>( &'life0 self, limit: usize, ) -> Pin<Box<dyn Future<Output = MemoryResult<Vec<MemoryRecord>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Returns the most recent limit records, ordered oldest to newest.

fn clear<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = MemoryResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Clears the journal contents.