floraachy/Nasal-Interpreter
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This commit is contained in:
Valk Richard Li
2020-01-10 22:00:55 +08:00
committed by GitHub
parent 1dc355a722
commit e989eca0c7
5 changed files with 113 additions and 11 deletions
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26
version2.0/main.cpp
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@@ -22,8 +22,8 @@ int main()
std::cout<<">> [lib ] add lib file."<<std::endl;
std::cout<<">> [rs ] print resource code."<<std::endl;
std::cout<<">> [total ] print resource code with lib code."<<std::endl;
std::cout<<">> [lexer ] turn code into tokens."<<std::endl;
std::cout<<">> [parser] turn tokens into abstract syntax tree."<<std::endl;
std::cout<<">> [lex ] turn code into tokens."<<std::endl;
std::cout<<">> [par ] turn tokens into abstract syntax tree."<<std::endl;
std::cout<<">> [ast ] check the abstract syntax tree."<<std::endl;
std::cout<<">> [run ] run code."<<std::endl;
std::cout<<">> [exit ] quit nasal interpreter."<<std::endl;
@@ -61,7 +61,7 @@ int main()
{
resource.print_resource(true);
}
else if(command=="lexer")
else if(command=="lex")
{
lexer.scanner(resource.get_source());
lexer.generate_detail_token();
@@ -70,7 +70,7 @@ int main()
else
std::cout<<">>[Lexer] error occurred,stop."<<std::endl;
}
else if(command=="parser")
else if(command=="par")
{
lexer.scanner(resource.get_source());
lexer.generate_detail_token();
@@ -99,6 +99,24 @@ int main()
else
std::cout<<">>[Lexer] error occurred,stop."<<std::endl;
}
else if(command=="run")
{
lexer.scanner(resource.get_source());
lexer.generate_detail_token();
if(!lexer.get_error())
{
parser.get_token_list(lexer.get_detail_token_list());
parser.main_generate();
if(!parser.get_error())
{
// run code
}
else
std::cout<<">>[Parse] error occurred,stop."<<std::endl;
}
else
std::cout<<">>[Lexer] error occurred,stop."<<std::endl;
}
else if(command=="exit")
break;
else