Enum GroupError 

pub enum GroupError {
    DuplicateConsumer(String),
    ConsumerNotFound(String),
    InvalidPartition(u32),
    NoActiveConsumers,
    NoCoordinator,
}

Errors from consumer group operations.

Variants

DuplicateConsumer(String)

Consumer already exists in the group.

ConsumerNotFound(String)

Consumer not found in the group.

InvalidPartition(u32)

Partition is out of range.

NoActiveConsumers

No active consumers available for assignment.

NoCoordinator

Group has no coordinator elected.

Trait Implementations

impl Debug for GroupError

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

Formats the value using the given formatter.

impl Display for GroupError

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

Formats the value using the given formatter.

impl Error for GroupError

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.