TupleGen.cpp

#include <fstream>
#include <iostream>
#include <string>
#include <vector>

using namespace std;

int main() {
  ofstream Out("Result.h");
  Out << "template<typename... Ts>\n"
      << "struct TTuple;\n\n";
  vector<string> Words = {"First", "Second", "Third", "Fourth", "Fifth", "Sixth", "Seventh", "Eighth", "Ninth", "Tenth", "Eleventh", "Twelfth", "Thirteenth", "Fourteenth", "Fifteenth", "Sixteenth"};
  auto WordCount = Words.size();
  for (size_t Count = 1; Count <= WordCount; ++Count) {
     Out << "template<";
     for(size_t ArgIndex = 0; ArgIndex < Count; ++ArgIndex) {
         Out << "typename T" << (ArgIndex + 1);
         if(ArgIndex + 1 < Count) {
            Out << ", ";
         }
     }
     Out << ">\n";
     Out << "struct TTuple<";
     for(size_t ArgIndex = 0; ArgIndex < Count; ++ArgIndex) {
         Out << "T" << (ArgIndex + 1);
         if(ArgIndex + 1 < Count) {
            Out << ", ";
         }
     }
     Out << "> {\n";
     for(size_t ArgIndex = 0; ArgIndex < Count; ++ArgIndex) {
         Out << "T" << (ArgIndex + 1) << " " << Words[ArgIndex] << ";\n";
     }
     Out << "\n";
     Out << "template<uint32 Index>\n";
     Out << "const auto &Get() const {";
     for(size_t ArgIndex = 0; ArgIndex < Count; ++ArgIndex) {
         Out << "if constexpr (Index == " << ArgIndex << ") {\n";
         Out << "return " << Words[ArgIndex] << ";\n";
         Out << "}\n";
     }
     Out << "Prevent();\n";
     Out << "}\n\n";
     Out << "template<uint32 Index>\n";
     Out << "auto &Get() {";
     for(size_t ArgIndex = 0; ArgIndex < Count; ++ArgIndex) {
         Out << "if constexpr (Index == " << ArgIndex << ") {\n";
         Out << "return " << Words[ArgIndex] << ";\n";
         Out << "}\n";
     }
     Out << "Prevent();\n";
     Out << "}\n";
     
     Out << "};\n\n";
  }
  return 0;
}