pub fn is_return_shipping_label_already_exists_exception(&self) -> bool {
        matches!(
            &self.kind,
            CreateReturnShippingLabelErrorKind::ReturnShippingLabelAlreadyExistsException(_)
        )
    }
/// Returns `true` if the error kind is `CreateReturnShippingLabelErrorKind::ReturnShippingLabelAlreadyExistsException`.
Returns `true` if the error kind is `CreateReturnShippingLabelErrorKind::ReturnShippingLabelAlreadyExistsException`.
Returns ` true ` if the error kind is ` CreateReturnShippingLabelErrorKind :: ReturnShippingLabelAlreadyExistsException ` .
pub fn is_return_shipping_label_already_exists_exception(&self) -> bool {
        matches!(
            &self.kind,
            CreateReturnShippingLabelErrorKind::ReturnShippingLabelAlreadyExistsException(_)
        )
    }
pub fn is_return_shipping_label_already_exists_exception ( & self ) -> bool { matches ! ( self kind CreateReturnShippingLabelErrorKind ReturnShippingLabelAlreadyExistsException ( ) ) }
Returns `true` if the error kind is `CreateReturnShippingLabelErrorKind::ReturnShippingLabelAlreadyExistsException`.
Returns ` true ` if the error kind is ` CreateReturnShippingLabelErrorKind :: ReturnShippingLabelAlreadyExistsException ` .
&self
&self