Struct PubsubBookmark 

pub struct PubsubBookmark {
    pub delivered: u64,
    pub last_message_id: Option<String>,
}

The persisted (informational) bookmark value.

Fields

delivered: u64

Cumulative messages emitted this run.

last_message_id: Option<String>

The most recently emitted message id (for observability).

Implementations

impl PubsubBookmark

pub fn advance(&mut self, message_id: &str)

Record one more delivered message.

pub fn to_value(&self) -> Value

pub fn from_value(v: &Value) -> Self

Parse a bookmark Value; a malformed value is treated as fresh (never fails a run — Pub/Sub redelivers unacked messages regardless).

Trait Implementations

impl Clone for PubsubBookmark

fn clone(&self) -> PubsubBookmark

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PubsubBookmark

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

Formats the value using the given formatter.

impl Default for PubsubBookmark

fn default() -> PubsubBookmark

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for PubsubBookmark

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for PubsubBookmark

impl PartialEq for PubsubBookmark

fn eq(&self, other: &PubsubBookmark) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for PubsubBookmark

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for PubsubBookmark