Struct LiveRowsMaterializer 

pub struct LiveRowsMaterializer { /* private fields */ }

Stateful reducer that materializes the current row set from change events.

Implementations

impl LiveRowsMaterializer

pub fn new(config: LiveRowsConfig) -> LiveRowsMaterializer

Create a new materializer.

pub fn rows(&self) -> &[HashMap<String, KalamCellValue>]

Borrow the current materialized rows.

pub fn apply(&mut self, event: ChangeEvent) -> Option<LiveRowsEvent>

Apply a low-level change event and emit a high-level snapshot when relevant.

Trait Implementations

impl Clone for LiveRowsMaterializer

fn clone(&self) -> LiveRowsMaterializer

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for LiveRowsMaterializer

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

Formats the value using the given formatter.

impl Default for LiveRowsMaterializer

fn default() -> LiveRowsMaterializer

Returns the “default value” for a type.