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