Struct Delivery 

pub struct Delivery {
    pub id: String,
    pub topic: String,
    pub subscriber: String,
    pub payload: Value,
    pub attempts: u32,
    pub published_by: String,
}

One message, claimed and waiting to be handled.

Fields

id: String

topic: String

subscriber: String

The function that subscribed to this topic.

payload: Value

What the publisher sent.

attempts: u32

Which attempt this is, counting from 1.

published_by: String

The principal that published it, or empty.

Implementations

impl Delivery

pub fn context(&self) -> Value

The delivery context a handler sees through its hook, alongside the payload it gets as input.

attempts is the field worth writing a handler against: a message on its fourth attempt is one whose side effects may already have happened.

Trait Implementations

impl Clone for Delivery

fn clone(&self) -> Delivery

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Delivery

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

Formats the value using the given formatter.