Function writeString

Sources/Dependencies/jsoncpp/writer.cpp:719–724

	}

	StringContainer writeString(StreamWriter::Factory const& factory, Value const& root) {
		OStringStream sout;
		StreamWriterPtr const writer(factory.newStreamWriter());
		writer->write(root, &sout);
		return std::move(sout).str();
	}

	OStream& operator<<(OStream& sout, Value const& root) {
		StreamWriterBuilder builder;