Enum CommandError 

pub enum CommandError {
    NotFound(String),
    ExecutionFailed(String),
    InvalidName(String),
    AlreadyRegistered(String),
}

Error type for command operations

Variants

NotFound(String)

Command not found in registry

ExecutionFailed(String)

Command execution failed

InvalidName(String)

Invalid command name

AlreadyRegistered(String)

Command already registered

Trait Implementations

impl Clone for CommandError

fn clone(&self) -> CommandError

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CommandError

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

Formats the value using the given formatter.

impl Display for CommandError

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

Formats the value using the given formatter.

impl Error for CommandError

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.