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