Struct MaxMessages 

pub struct MaxMessages {
    pub max: usize,
}

Drop oldest non-system messages until max remains.

Fields

max: usize

Maximum messages retained (including system).

Implementations

impl MaxMessages

pub fn new(max: usize) -> Result<MaxMessages, MachiError>

Construct with a positive max.

Errors

Returns error when max == 0.

Trait Implementations

impl Clone for MaxMessages

fn clone(&self) -> MaxMessages

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl CompactionStrategy for MaxMessages

fn name(&self) -> &'static str

Stable strategy id (max_messages, token_threshold, …).

fn should_compact(&self, messages: &[Message], _token_estimate: u64) -> bool

Whether compaction should run given current size estimates.

fn compact( &self, messages: Vec<Message>, ) -> Result<CompactionOutcome, MachiError>

Produce a compacted message list.

impl Copy for MaxMessages

impl Debug for MaxMessages

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

Formats the value using the given formatter.