Enum ExtensionError 

pub enum ExtensionError {
    DuplicateName(String),
    RegistryLocked,
    StateSerialization {
        name: String,
        reason: String,
    },
    StateRestoration {
        name: String,
        reason: String,
    },
    CommandError(String),
    Other(String),
}

Errors from extension operations.

Variants

DuplicateName(String)

An extension with the same name is already registered.

RegistryLocked

The registry has already been shared with hooks or an event sink.

StateSerialization

Extension state serialization failed.

Fields

name: String

reason: String

StateRestoration

Extension state restoration failed.

Fields

name: String

reason: String

CommandError(String)

An extension command returned an error.

Other(String)

A generic extension error.

Trait Implementations

impl Debug for ExtensionError

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

Formats the value using the given formatter.

impl Display for ExtensionError

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

Formats the value using the given formatter.

impl Error for ExtensionError

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.