70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
#include <iostream>
|
|
#include <vector>
|
|
#include <string>
|
|
#include <cxxopts.hpp>
|
|
#include "antlr4-common.h"
|
|
#include "cxxopts.hpp"
|
|
#include "bfeLexer.h"
|
|
#include "bfeParser.h"
|
|
#include "toBFListener.hpp"
|
|
#include "executeBFE.hpp"
|
|
|
|
using namespace antlr4;
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
cxxopts::Options options(argv[0], "An interpreter/translator for bfe");
|
|
|
|
options.add_options()
|
|
("t,translate", "Translate to bf", cxxopts::value<bool>()->default_value("false"))
|
|
("i,input", "Input(First argument)", cxxopts::value<std::string>())
|
|
("h,help", "Print usage");
|
|
options.parse_positional({"input"});
|
|
auto results = options.parse(argc, argv);
|
|
if (results.count("help"))
|
|
{
|
|
std::cout << options.help() << std::endl;
|
|
return 0;
|
|
}
|
|
if (results.count("input"))
|
|
{
|
|
// std::cout << results["input"].as<std::string>()<<std::endl;
|
|
std::ifstream stream;
|
|
bool outFile = false;
|
|
stream.open(results["input"].as<std::string>());
|
|
if (stream.fail())
|
|
{
|
|
std::cout << "Could not open" << std::endl;
|
|
return 1;
|
|
}
|
|
ANTLRInputStream input(stream);
|
|
bfeLexer lexer(&input);
|
|
CommonTokenStream tokens(&lexer);
|
|
bfeParser parser(&tokens);
|
|
|
|
tree::ParseTree *tree = parser.program();
|
|
if(results["translate"].as<bool>()){
|
|
toBFListener listener;
|
|
tree::ParseTreeWalker::DEFAULT.walk(&listener, tree);
|
|
}else{
|
|
executeBGE *visitor = new executeBGE();
|
|
try
|
|
{
|
|
visitor->visit(tree);
|
|
std::cout << std::endl;
|
|
}
|
|
catch (std::string e)
|
|
{
|
|
std::cout << "\nIllegal:" << e<<std::endl;
|
|
}
|
|
}
|
|
}else{
|
|
std::cout<<"?:Expected file"<<std::endl;
|
|
return 1;
|
|
}
|
|
|
|
|
|
|
|
// if(argc>2 && )
|
|
return 0;
|
|
} |