Enum UserError 

pub enum UserError {
    NotFound(String),
    AlreadyExists(String),
    ValidationError(String),
    InvalidEmail(String),
    DatabaseError(String),
    ActorCommunicationError(String),
}

Errors that can occur during user operations.

This error type is used both by the client (UserClient) and internally by the User entity’s lifecycle hooks.

Variants

NotFound(String)

The requested user was not found.

AlreadyExists(String)

A user with the same unique identifier (e.g., email) already exists.

ValidationError(String)

The user data provided is invalid.

InvalidEmail(String)

Invalid email format (entity-level validation)

DatabaseError(String)

An underlying database error occurred.

ActorCommunicationError(String)

An error occurred while communicating with the actor system.

Trait Implementations

impl Debug for UserError

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

Formats the value using the given formatter.

impl Display for UserError

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

Formats the value using the given formatter.

impl Error for UserError

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<String> for UserError

fn from(msg: String) -> Self

Converts to this type from the input type.

impl From<UserError> for OrderError

fn from(source: UserError) -> Self

Converts to this type from the input type.