Enum SubscriberError 

pub enum SubscriberError {
    Failed {
        subscriber: String,
        reason: String,
    },
    Vetoed {
        subscriber: String,
        reason: String,
    },
}

订阅者错误类型

Variants

Failed

订阅者执行失败（携带错误描述）

Fields

subscriber: String

订阅者名称

reason: String

错误描述

Vetoed

中止后续订阅者执行（用于 veto 模式）

例如：before_insert 钩子拒绝该次插入

Fields

subscriber: String

订阅者名称

reason: String

拒绝原因

Trait Implementations

impl Debug for SubscriberError

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

Formats the value using the given formatter.

impl Display for SubscriberError

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

Formats the value using the given formatter.

impl Error for SubscriberError

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.