Struct JournalCursor 

pub struct JournalCursor {
    pub location: Location,
    pub filter_expr: Option<FilterExpr>,
    pub array_cursor: Option<Cursor>,
}

Fields

location: Location

filter_expr: Option<FilterExpr>

array_cursor: Option<Cursor>

Implementations

impl JournalCursor

pub fn new() -> Self

pub fn set_location(&mut self, location: Location)

pub fn set_filter(&mut self, filter_expr: FilterExpr)

pub fn clear_filter(&mut self)

pub fn step<M: MemoryMap>( &mut self, journal_file: &JournalFile<M>, direction: Direction, ) -> Result<bool>

pub fn position(&self) -> Result<NonZeroU64>

Trait Implementations

impl Debug for JournalCursor

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

Formats the value using the given formatter.