Function format_string

src/examples/IfcParseExamples.cpp:83–114

typedef std::map<std::string, std::map<std::string, std::string>> element_properties;

std::string format_string(const AttributeValue& argument) {
	// Argument is a runtime tagged variant for the various data types in a IFC model,
	// in this particular case we only care about flattening it to a string.
	// @todo mostly duplicated from XmlSerializer.cpp
	if (argument.isNull()) {
		return "-";
	}
	auto argument_type = argument.type();
	switch (argument_type) {
	case IfcUtil::Argument_BOOL: {
		const bool b = argument;
		return b ? "true" : "false";
	}
	case IfcUtil::Argument_DOUBLE: {
		const double d = argument;
		std::stringstream stream;
		stream << std::setprecision(std::numeric_limits< double >::max_digits10) << d;
		return stream.str();
		break; }
	case IfcUtil::Argument_STRING:
	case IfcUtil::Argument_ENUMERATION: {
		return static_cast<std::string>(argument);
		break; }
	case IfcUtil::Argument_INT: {
		const int v = argument;
		std::stringstream stream;
		stream << v;
		return stream.str();
		break; }
	}
	return "?";
}

template <typename Schema, typename T>
void process_pset(element_properties& props, const T* inst) {