static void Main(string[] args)
{
try
{
string path;
if (args.Length == 0)
{
Console.WriteLine("Please enter a filepath: ");
path = Console.ReadLine();
}
else
{
path = args[0];
}
ErrorManager em = new ErrorManager();
Lexer lexer = new Lexer(new FileSource(path));
Parser parser = new Parser(lexer);
parser.HookTo(em);
AST program = parser.parse();
SymbolTableBuildingVisitor tableBuilder = new SymbolTableBuildingVisitor();
tableBuilder.HookTo(em);
SymbolTableManager stm = tableBuilder.buildTables(program);
IdentifierUsageCheckingVisitor idChecker = new IdentifierUsageCheckingVisitor(stm);
idChecker.HookTo(em);
idChecker.check(program);
TypeCheckingVisitor typeChecker = new TypeCheckingVisitor(stm);
typeChecker.HookTo(em);
typeChecker.check(program);
if (!em.areErrors())
{
CodeGeneratingVisitor cgv = new CodeGeneratingVisitor(stm);
CProgram cProgram = cgv.generate(program);
cProgram.generateFile();
Console.WriteLine("Build successful.");
}
else
{
Console.WriteLine("Build failed.");
}
Console.ReadLine();
}
catch (Exception ex)
{
Console.WriteLine(ex);
return;
}
}
static void Main(string[] args)
{
try
{
//Initialize
string path;
if (args.Length == 0)
{
Console.WriteLine("Please enter a filepath: ");
path = Console.ReadLine();
}
else
{
path = args[0];
}
FileSource source = new FileSource(path);
ErrorManager errorManager = new ErrorManager();
Scanner scanner = new Scanner(source);
Parser parser = new Parser(scanner);
SymbolTableBuildingVisitor symbolTableBuilder = new SymbolTableBuildingVisitor();
TypeCheckingVisitor typeChecker = new TypeCheckingVisitor(symbolTableBuilder.table);
Interpreter interpreter = new Interpreter();
//Hook to error manager
parser.HookTo(errorManager);
symbolTableBuilder.HookTo(errorManager);
typeChecker.HookTo(errorManager);
AST program = parser.parse();
symbolTableBuilder.build(program);
typeChecker.check(program);
if (!errorManager.areErrors())
{
interpreter.run(program);
}
else
{
Console.WriteLine("Program couldn't be executed due to errors.");
}
Console.ReadKey();
}
catch (Exception ex)
{
Console.WriteLine(ex);
return;
}
}
