Enum SubscriptionError 

pub enum SubscriptionError {
    TopicNotFound {
        url: String,
    },
    InvalidFilter {
        message: String,
    },
    UnsupportedChannel {
        channel_type: String,
    },
    InvalidEndpoint {
        message: String,
    },
    DeliveryFailed {
        message: String,
    },
    InvalidStatusTransition {
        from: String,
        to: String,
    },
    InvalidSubscription {
        message: String,
    },
    Storage(String),
    Internal(String),
}

Errors that can occur during subscription operations.

Variants

TopicNotFound

The referenced SubscriptionTopic was not found.

Fields

url: String

InvalidFilter

A filter parameter is invalid or not supported by the topic.

Fields

message: String

UnsupportedChannel

The requested channel type is not supported.

Fields

channel_type: String

InvalidEndpoint

The channel endpoint is invalid or missing.

Fields

message: String

DeliveryFailed

Notification delivery failed.

Fields

message: String

InvalidStatusTransition

An invalid subscription status transition was attempted.

Fields

from: String

to: String

InvalidSubscription

The subscription resource is malformed.

Fields

message: String

Storage(String)

An error occurred in the persistence layer.

Internal(String)

An internal error occurred.

Trait Implementations

impl Debug for SubscriptionError

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

Formats the value using the given formatter.

impl Display for SubscriptionError

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

Formats the value using the given formatter.

impl Error for SubscriptionError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.

impl From<AuthError> for SubscriptionError

fn from(e: AuthError) -> Self

Converts to this type from the input type.

impl From<StorageError> for SubscriptionError

fn from(e: StorageError) -> Self

Converts to this type from the input type.