floraachy/Nasal-Interpreter
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This commit is contained in:
Valk Richard Li
2020-02-05 22:40:50 +08:00
committed by GitHub
parent cffe95f1d8
commit 0e86e5f3c3
6 changed files with 304 additions and 125 deletions
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67
version2.0/main.cpp
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@@ -3,6 +3,9 @@
resource_file resource;
nasal_lexer lexer;
nasal_parse parser;
abstract_syntax_tree libroot;
abstract_syntax_tree root;
nasal_symbol_table symtable;
std::string command;
@@ -10,13 +13,13 @@ std::string command;
int main()
{
#ifdef _WIN32
std::cout<<">>[system] Windows system."<<std::endl;
std::cout<<">> [system] Windows system."<<std::endl;
#endif
#ifdef _linux_
std::cout<<">>[system] Linux system."<<std::endl;
std::cout<<">> [system] Linux system."<<std::endl;
#endif
#ifdef TARGET_OS_MAC
std::cout<<">>[system] MacOS system."<<std::endl;
std::cout<<">> [system] MacOS system."<<std::endl;
#endif
std::cout<<">> Nasal interpreter ver 2.0 ."<<std::endl;
std::cout<<">> Code: https://github.com/ValKmjolnir/Nasal-Interpreter"<<std::endl;
@@ -33,7 +36,6 @@ int main()
std::cout<<">> [del ] clear the resource code."<<std::endl;
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<<">> [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;
@@ -60,20 +62,37 @@ int main()
lexer.delete_all_tokens();
parser.delete_all_elements();
symtable.set_scope_clear();
std::cout<<">>[Delete] complete."<<std::endl;
root.set_clear();
std::cout<<">> [Delete] complete."<<std::endl;
}
else if(command=="lib")
{
libroot.set_clear();
resource.load_lib_file();
std::cout<<">>[Lib] loaded."<<std::endl;
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())
{
libroot=parser.get_root();
std::cout<<">> [Lib] loaded."<<std::endl;
}
else
std::cout<<">> [Lib-error] lib files have parse error(s),stop."<<std::endl;
}
else
std::cout<<">> [Lib-error] lib files have lexer error(s),stop."<<std::endl;
resource.delete_all_source();
lexer.delete_all_tokens();
parser.delete_all_elements();
symtable.set_scope_clear();
}
else if(command=="rs")
{
resource.print_resource(false);
}
else if(command=="total")
{
resource.print_resource(true);
resource.print_resource();
}
else if(command=="lex")
{
@@ -82,7 +101,7 @@ int main()
if(!lexer.get_error())
lexer.print_token_list();
else
std::cout<<">>[Lexer] error occurred,stop."<<std::endl;
std::cout<<">> [Lexer] error occurred,stop."<<std::endl;
}
else if(command=="par")
{
@@ -95,7 +114,7 @@ int main()
parser.main_generate();
}
else
std::cout<<">>[Lexer] error occurred,stop."<<std::endl;
std::cout<<">> [Lexer] error occurred,stop."<<std::endl;
}
else if(command=="ast")
{
@@ -109,13 +128,13 @@ int main()
{
symtable.set_scope_clear();
symtable.symbol_table_main_generate(parser.get_root());
parser.get_root().print_tree(1);
parser.get_root().print_tree();
}
else
std::cout<<">>[Parse] error occurred,stop."<<std::endl;
std::cout<<">> [Parse] error occurred,stop."<<std::endl;
}
else
std::cout<<">>[Lexer] error occurred,stop."<<std::endl;
std::cout<<">> [Lexer] error occurred,stop."<<std::endl;
}
else if(command=="sym")
{
@@ -131,13 +150,13 @@ int main()
symtable.symbol_table_main_generate(parser.get_root());
symtable.print_symbol_table();
if(symtable.get_error())
std::cout<<">>[Symbol] error occurred,stop."<<std::endl;
std::cout<<">> [Symbol] error occurred,stop."<<std::endl;
}
else
std::cout<<">>[Parse] error occurred,stop."<<std::endl;
std::cout<<">> [Parse] error occurred,stop."<<std::endl;
}
else
std::cout<<">>[Lexer] error occurred,stop."<<std::endl;
std::cout<<">> [Lexer] error occurred,stop."<<std::endl;
}
else if(command=="run")
{
@@ -152,15 +171,15 @@ int main()
symtable.set_scope_clear();
symtable.symbol_table_main_generate(parser.get_root());
if(!symtable.get_error())
;// run code
root=parser.get_root();// run code
else
std::cout<<">>[Symbol] error occurred,stop."<<std::endl;
std::cout<<">> [Symbol] error occurred,stop."<<std::endl;
}
else
std::cout<<">>[Parse] error occurred,stop."<<std::endl;
std::cout<<">> [Parse] error occurred,stop."<<std::endl;
}
else
std::cout<<">>[Lexer] error occurred,stop."<<std::endl;
std::cout<<">> [Lexer] error occurred,stop."<<std::endl;
}
else if(command=="info")
{
@@ -170,7 +189,7 @@ int main()
parser.get_token_list(lexer.get_detail_token_list());
parser.print_detail_token();
parser.main_generate();
parser.get_root().print_tree(1);
parser.get_root().print_tree();
}
else if(command=="exit")
break;