type SerializeOperation = unsafe fn(Serializable, *mut JSContext, HandleObject, &GlobalScope, *mut JSStructuredCloneWriter, &mut StructuredDataWriter) -> Result<bool, OperationError>;type SerializeOperation = unsafe fn(Serializable, *mut JSContext, HandleObject, &GlobalScope, *mut JSStructuredCloneWriter, &mut StructuredDataWriter) -> Result<bool, OperationError>;