Enum OrderError 

pub enum OrderError {
    NotFound(String),
    InvalidProduct(String),
    InvalidUser(String),
    InsufficientStock(String),
    ValidationError(String),
    UserService(UserError),
    ProductService(ProductError),
    DatabaseError(String),
    ActorCommunicationError(String),
}

Errors that can occur during order operations.

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

Variants

NotFound(String)

The requested order was not found.

InvalidProduct(String)

The product specified in the order is invalid or does not exist.

InvalidUser(String)

The user specified in the order is invalid or does not exist.

InsufficientStock(String)

There is insufficient stock to fulfill the order.

ValidationError(String)

The order data provided is invalid.

UserService(UserError)

Error from User service (entity-level)

ProductService(ProductError)

Error from Product service (entity-level)

DatabaseError(String)

An underlying database error occurred.

ActorCommunicationError(String)

An error occurred while communicating with the actor system.

Trait Implementations

impl Debug for OrderError

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

Formats the value using the given formatter.

impl Display for OrderError

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

Formats the value using the given formatter.

impl Error for OrderError

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<ProductError> for OrderError

fn from(source: ProductError) -> Self

Converts to this type from the input type.

impl From<String> for OrderError

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.