pine
/
src
/
main.cc
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#include "parg.hh"
using Parg = OB::Parg;
#include "pine.hh"
using Pine = OB::Pine;
#include <string>
#include <iostream>
int program_options(Parg& pg);
int program_options(Parg& pg)
{
pg.name("pine").version("0.2.0");
pg.description("the pine language interpreter");
pg.usage("[flags] [options] [--] [arguments]");
pg.usage("[-v|--version]");
pg.usage("[-h|--help]");
pg.info("Exit Codes", {"0 -> normal", "1 -> error"});
pg.author("octobanana (Brett Robinson) <octobanana.dev@gmail.com>");
pg.set("help,h", "print the help output");
pg.set("version,v", "print the program version");
pg.set("file,f", "", "file_name", "file to read from");
// pg.set("interactive,i", "start in interactive mode");
// pg.set_pos();
// pg.set_stdin();
int status {pg.parse()};
// uncomment if at least one argument is expected
// if (status > 0 && pg.get_stdin().empty())
// {
// std::cout << pg.print_help() << "\n";
// std::cout << "Error: " << "expected arguments" << "\n";
// return -1;
// }
if (status < 0)
{
std::cout << pg.print_help() << "\n";
std::cout << "Error: " << pg.error() << "\n";
return -1;
}
if (pg.get<bool>("help"))
{
std::cout << pg.print_help();
return 1;
}
if (pg.get<bool>("version"))
{
std::cout << pg.print_version();
return 1;
}
return 0;
}
int main(int argc, char *argv[])
{
Parg pg {argc, argv};
int pstatus {program_options(pg)};
if (pstatus > 0) return 0;
else if (pstatus < 0) return 1;
// if (pg.get<bool>("interpreter"))
// {
// // start in interpreter mode
// // TODO handle interpreter mode
// return 0;
// }
if (! pg.find("file"))
{
// error
std::cerr << "Error: missing file argument\n";
return 1;
}
Pine pine;
pine.set_file(pg.get("file"));
pine.run();
return 0;
}