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Nasal-Interpreter
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Delete main.cpp

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Valk Richard Li 2020-06-07 13:03:47 +08:00 committed by GitHub
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version0.19/main.cpp
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@ -1,84 +0,0 @@
#include "nasal.h"
int main()
{
resource_programme_process prog;
nasal_lexer lex;
nasal_parser pas;
std::string command;
std::cout<<">> Nasal interpreter by ValKmjolnir"<<std::endl;
std::cout<<">> Input [help] to find help."<<std::endl;
while(1)
{
std::cout<<">> ";
std::getline(std::cin,command);
if(command=="help")
{
std::cout<<">> Nasal interpreter by ValKmjolnir"<<std::endl;
std::cout<<">> 1. [ ] |input file name to load the file."<<std::endl;
std::cout<<">> 2. [cls ] |clear the screen."<<std::endl;
std::cout<<">> 3. [exit ] |shut down the interpreter."<<std::endl;
std::cout<<">> 4. [lexer ] |run and show the lexer. (-lexer)"<<std::endl;
std::cout<<">> 5. [parser] |run parser. (-parser)"<<std::endl;
std::cout<<">> 6. [ast ] |print the abstract syntax tree."<<std::endl;
std::cout<<">> 7. [del ] |delete program in memory."<<std::endl;
std::cout<<">> 8. [run ] |run the programme in stack. (-lexer -parser)"<<std::endl;
std::cout<<">> 9. [rs ] |check the source program."<<std::endl;
std::cout<<">>10. [rule ] |see rules of the language."<<std::endl;
}
else if(command=="cls")
{
system("cls");
//windows system("cls");
//linux system("clear");
//macOS system("clear");
}
else if(command=="rs")
prog.print_file();
else if(command=="exit")
{
break;
}
else if(command=="lexer")
{
lex.lexer_process(prog.use_file());
lex.print_lexer();
}
else if(command=="del")
{
prog.del_file();
std::cout<<">>[Delete] Complete."<<std::endl;
}
else if(command=="parser")
{
lex.lexer_process(prog.use_file());
lex.token_list_type_detail_edit();
pas.parse_process(lex.return_list());
pas.print_parser_stack();
pas.parse_main_work();
}
else if(command=="ast")
{
lex.lexer_process(prog.use_file());
lex.token_list_type_detail_edit();
pas.parse_process(lex.return_list());
pas.gen_main_prog();
pas.print_ast();
}
else if(command=="run")
{
lex.lexer_process(prog.use_file());
lex.token_list_type_detail_edit();
pas.parse_process(lex.return_list());
pas.gen_main_prog();
pas.run();
}
else if(command=="rule")
{
std::cout<<">>[Rule] Token types that you can use: number + - * /"<<std::endl;
std::cout<<">>[Rule] Each binary operator should have two numbers around it like: 1 + 1"<<std::endl;
}
else
prog.input_file(command);
}
return 0;
}