NanobindTraitDataStream.cpp File Reference

#include "NanobindTraitDataStream.h"

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Functions
void	failed_enum_deserialization (std::ofstream &fs, const PClassConfig &classConfig, const GeneratorMode &mode, const PString &baseFileName)
void	registerDeserializationMethods (std::ofstream &fs, const PClassConfig &classConfig, const GeneratorMode &mode)
	registration of serialization methods
void	registerSerializationMethods (std::ofstream &fs, const PClassConfig &classConfig, const GeneratorMode &mode)
	registration of serialization methods
void	registerSizeMethod (std::ofstream &fs, const PClassConfig &classConfig, const GeneratorMode &mode)
	registration of size method

Function Documentation

failed_enum_deserialization()

void failed_enum_deserialization	(	std::ofstream &	fs,
		const PClassConfig &	classConfig,
		const GeneratorMode &	mode,
		const PString &	baseFileName )

Test the deserialization of the enum with an invalid value

Parameters

fs	stream to write to
classConfig	config of the class
mode	generator mode
baseFileName	: base name of the configuration

Definition at line 101 of file NanobindTraitDataStream.cpp.

                                                                                                                                              {
        PString name(classConfig.getName());
        PString moduleName = baseFileName.toLower();
        fs << "def test_data_stream_deserialization_failed():" << std::endl;
        fs << "\t\"\"\"Test data stream conversion\"\"\"" << std::endl;
        fs << "\t#Test with the value 8 even if there are only two values in the enum" << std::endl;
        fs << "\tdata_stream = bytearray(b'\\x08\\x00\\x00\\x00')" << std::endl;
        fs << "\twith pytest.raises(ValueError, match=\".* is not a valid "<<name<<"\"):" << std::endl;
        fs << "\t\ttest_value = " << moduleName << "." << name << ".from_bytes(data_stream)" << std::endl;
        fs << std::endl;
}

References failed_enum_deserialization(), and PClassConfig::getName().

Referenced by failed_enum_deserialization(), and NanobindTraitDataStream::testFunction().

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registerDeserializationMethods()

void registerDeserializationMethods	(	std::ofstream &	fs,
		const PClassConfig &	classConfig,
		const GeneratorMode &	mode )

registration of serialization methods

Parameters

fs	stream to write to
classConfig	config of the class
mode	generator mode

Definition at line 21 of file NanobindTraitDataStream.cpp.

                                                                                                                   {
        PString name(classConfig.getName());
        if(classConfig.getIsEnum()){
                name = name + "::" + name;
        }
        fs << std::endl << std::endl << "\t\t///Deserialization method for " << name;
        fs << std::endl << "\t\t.def_static(\"from_bytes\", [](const nb::bytearray &b) -> " << name << " {";
        fs << std::endl << "\t\t\t\t" << name << " result;";
        fs << std::endl << "\t\t\t\tDataStreamIter iter((DataStreamIter)b.data());";
        fs << std::endl << "\t\t\t\tbool res(data_message_load(iter, result));";
        fs << std::endl << "\t\t\t\tif(!res){";
        fs << std::endl << "\t\t\t\t\tthrow nb::buffer_error(\"Failed to deserialize " << name << "\");";
        fs << std::endl << "\t\t\t\t}";
        fs << std::endl << "\t\t\t\treturn result;";
        fs << std::endl << "\t\t\t}, ";
        fs << std::endl << "\t\t\t\"Load a " << name << " from a bytearray\"";
        fs << std::endl << "\t\t)";
}

References PClassConfig::getIsEnum(), PClassConfig::getName(), and registerDeserializationMethods().

Referenced by registerDeserializationMethods(), and NanobindTraitDataStream::registerMethod().

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registerSerializationMethods()

void registerSerializationMethods	(	std::ofstream &	fs,
		const PClassConfig &	classConfig,
		const GeneratorMode &	mode )

registration of serialization methods

Parameters

fs	stream to write to
classConfig	config of the class
mode	generator mode

Definition at line 44 of file NanobindTraitDataStream.cpp.

                                                                                                                 {
        PString name(classConfig.getName());
        if(classConfig.getIsEnum()){
                name = name + "::" + name;
        }
        fs << std::endl << std::endl << "\t\t///Serialization method for " << name;
        fs << std::endl << "\t\t.def(\"to_bytes\", [](const " << name << " & self) -> nb::bytearray {";
        fs << std::endl << "\t\t\t\tsize_t size = data_size(self);";
        fs << std::endl << "\t\t\t\tnb::bytearray msg(NULL, size);";
        fs << std::endl << "\t\t\t\tDataStreamIter iter((DataStreamIter)msg.data());";
        fs << std::endl << "\t\t\t\tbool success = data_message_save(iter, self);";
        fs << std::endl << "\t\t\t\tif(success){";
        fs << std::endl << "\t\t\t\t\treturn msg;";
        fs << std::endl << "\t\t\t\t}else{";
        fs << std::endl << "\t\t\t\t\tthrow nb::buffer_error(\"Failed to serialize " << name << "\");";
        fs << std::endl << "\t\t\t\t}";
        fs << std::endl << "\t\t\t}, ";
        fs << std::endl << "\t\t\t\"Serialize the " << name << " to bytearray\"";
        fs << std::endl << "\t\t)";
}

References PClassConfig::getIsEnum(), PClassConfig::getName(), and registerSerializationMethods().

Referenced by NanobindTraitDataStream::registerMethod(), and registerSerializationMethods().

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registerSizeMethod()

void registerSizeMethod	(	std::ofstream &	fs,
		const PClassConfig &	classConfig,
		const GeneratorMode &	mode )

registration of size method

Parameters

fs	stream to write to
classConfig	config of the class
mode	generator mode

Definition at line 69 of file NanobindTraitDataStream.cpp.

                                                                                                       {
        PString name(classConfig.getName());
        if(classConfig.getIsEnum()){
                name = name + "::" + name;
        }
        fs << std::endl << std::endl << "\t\t///Size method for " << name;
        fs << std::endl << "\t\t.def(\"get_size\", [](const " << name << " & self) -> size_t {";
        fs << std::endl << "\t\t\t\treturn data_size(self);";
        fs << std::endl << "\t\t\t}, ";
        fs << std::endl << "\t\t\t\"Get the size of the " << name << " in bytes\"";
        fs << std::endl << "\t\t)";
}

References PClassConfig::getIsEnum(), PClassConfig::getName(), and registerSizeMethod().

Referenced by NanobindTraitDataStream::registerMethod(), and registerSizeMethod().

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