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Nasal-Interpreter
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Delete main.cpp

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Valk Richard Li 2019-09-30 20:04:02 +08:00 committed by GitHub
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commit 48be407f35
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version0.6/main.cpp
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@ -1,69 +0,0 @@
#include "nasal.h"
#include <cstring>
int main()
{
resource_programme_process prog;
nasal_lexer lex;
nasal_parser par;
std::string command;
std::cout<<">> nasal script interpreter by ValKmjolnir"<<std::endl;
std::cout<<">> input \"help\" to find help."<<std::endl;
std::cout<<">> Be careful: this interpreter uses strict methods to check if there's an error."<<std::endl;
std::cout<<" Always add \";\" after each statement (except loop and if-else)."<<std::endl;
while(1)
{
std::cout<<">> ";
std::getline(std::cin,command);
if(command=="help")
{
std::cout<<">> nasal script 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 lexer. (-lexer)"<<std::endl;
std::cout<<">> 5. \"parser\"|run parser. (-parser)"<<std::endl;
std::cout<<">> 6. \"del\" |delete all elements in stack."<<std::endl;
std::cout<<">> 7. \"run\" |run the programme in stack. (-lexer -parser)"<<std::endl;
std::cout<<">> 8. \"rs\" |check the source program."<<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")
{
par.parse_process(lex.return_list());//nasal::nasal_parse.print_parser(nasal::nasal_lexer);
par.print_error();//nasal::nasal_parse.print_error();
}
else if(command=="run")
{
lex.lexer_process(prog.use_file());
par.parse_quiet_process(lex.return_list());
par.print_error();
;//nasal::nasal_parse.print_error();
}
else
prog.input_file(command);
}
return 0;
}