static void Main(string[] args)
{
Scanner scanner = new Scanner(
new System.IO.FileStream(args[0], System.IO.FileMode.Open));
Tokens token;
do
{
token = (Tokens)scanner.yylex();
switch (token)
{
case Tokens.NullLiteral:
Console.WriteLine("null literal ({0})", scanner.yylval.name);
break;
case Tokens.CharacterLiteral:
Console.WriteLine("char literal ({0})", scanner.yylval.name);
break;
case Tokens.EOF:
Console.WriteLine("EOF");
break;
default:
Console.WriteLine("'{0}'", (char)token);
break;
}
}while (token != Tokens.EOF);
}
static void Main(string[] args)
{
try
{
using (var input = System.IO.File.OpenRead(args[0]))
{
Scanner scanner = new Scanner(input);
Tokens token;
do
{
token = (Tokens)scanner.yylex();
switch (token)
{
case Tokens.NUMBER:
Console.WriteLine("NUMBER ({0})", scanner.yylval.num);
break;
case Tokens.IDENT:
Console.WriteLine("IDENT ({0})", scanner.yylval.name);
break;
case Tokens.IF:
Console.WriteLine("IF");
break;
case Tokens.ELSE:
Console.WriteLine("ELSE");
break;
case Tokens.INT:
Console.WriteLine("INT");
break;
case Tokens.BOOL:
Console.WriteLine("BOOL");
break;
case Tokens.EOF:
Console.WriteLine("EOF");
break;
case Tokens.FLOATLITERAL:
Console.WriteLine($"FLOATLITERAL ({scanner.yylval.floatValue})");
break;
default:
Console.WriteLine("'{0}'", (char)token);
break;
}
}while (token != Tokens.EOF);
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
static void Main(string[] args)
{
Scanner scanner = new Scanner(Console.OpenStandardInput());
Tokens token;
do
{
token = (Tokens)scanner.yylex();
switch (token)
{
case Tokens.NUMBER:
Console.WriteLine("NUMBER ({0})", scanner.yylval.num);
break;
case Tokens.IDENT:
Console.WriteLine("IDENT ({0})", scanner.yylval.name);
break;
case Tokens.IF:
Console.WriteLine("IF");
break;
case Tokens.ELSE:
Console.WriteLine("ELSE");
break;
case Tokens.INT:
Console.WriteLine("INT");
break;
case Tokens.BOOL:
Console.WriteLine("BOOL");
break;
case Tokens.EOF:
Console.WriteLine("EOF");
break;
case Tokens.BOOLEAN:
Console.WriteLine("BOOL ({0})", scanner.yylval.boolValue);
break;
case Tokens.OPERATOR:
Console.WriteLine("'{0}'", scanner.yylval.name);
break;
default:
Console.WriteLine("'{0}'", (char)token);
break;
}
}while (token != Tokens.EOF);
}
static void Main(string[] args)
{
Scanner scanner = new Scanner(new System.IO.FileStream(args[0], System.IO.FileMode.Open));
//Parser parser = new Parser(scanner);
//parser.Parse();
Tokens token;
do
{
//int x = scanner.yylex();
token = (Tokens)scanner.yylex();
switch (token)
{
case Tokens.NUMBER:
Console.WriteLine("NUMBER ({0})", scanner.yylval.num);
break;
case Tokens.IDENT:
Console.WriteLine("IDENT ({0})", scanner.yylval.name);
break;
case Tokens.IF:
Console.WriteLine("IF");
break;
case Tokens.ELSE:
Console.WriteLine("ELSE");
break;
case Tokens.INT:
Console.WriteLine("INT");
break;
case Tokens.BOOL:
Console.WriteLine("BOOL");
break;
case Tokens.EOF:
Console.WriteLine("EOF");
break;
default:
Console.WriteLine("'{0}'", (char)token);
break;
}
}while (token != Tokens.EOF);
Console.Read();
}
static void Main(string[] args)
{
try
{
using (var input = System.IO.File.OpenRead(args[0]))
{
Scanner scanner = new Scanner(input);
Tokens token;
do
{
token = (Tokens)scanner.yylex();
switch (token)
{
case Tokens.IntergerLiteral:
Console.WriteLine("IntergerLiteral ({0})", scanner.yylval.num);
break;
case Tokens.FloatingPointLiteral:
Console.WriteLine("FloatingPointLiteral ({0})", scanner.yylval.flo);
break;
case Tokens.EOF:
Console.WriteLine("EOF");
break;
default:
Console.WriteLine("'{0}'", (char)token);
break;
}
}while (token != Tokens.EOF);
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
public static void TestScanner(Scanner scanner)
{
Tokens token;
do
{
token = (Tokens)scanner.yylex();
switch (token)
{
// Number Literals
case Tokens.INTEGER_LITERAL:
Console.WriteLine("INTEGER LITERAL ({0})", scanner.yylval.num);
break;
case Tokens.FLOAT_LITERAL:
{
Console.WriteLine("FLOAT LITERAL ({0})", scanner.yylval.floatVal);
break;
}
// Char Literals
case Tokens.CHARACTER:
{
Console.WriteLine("CHARACTER ({0})", scanner.yylval.name);
break;
}
// String Literals
case Tokens.STRING_LITERAL:
Console.WriteLine("STRING LITERAL ({0})", scanner.yylval.name);
break;
// Idens
case Tokens.IDENT:
Console.WriteLine("IDENT ({0})", scanner.yylval.name);
break;
// Keywords
case Tokens.IF:
Console.WriteLine("IF");
break;
case Tokens.PUBLIC:
Console.WriteLine("PUBLIC");
break;
case Tokens.STATIC:
Console.WriteLine("STATIC");
break;
case Tokens.VOID:
Console.WriteLine("VOID");
break;
case Tokens.CLASS:
Console.WriteLine("CLASS");
break;
case Tokens.ELSE:
Console.WriteLine("ELSE");
break;
case Tokens.INT:
Console.WriteLine("INT");
break;
case Tokens.BOOLEAN:
Console.WriteLine("BOOL");
break;
case Tokens.EOF:
Console.WriteLine("EOF");
break;
// Boolean literals
case Tokens.TRUE:
Console.WriteLine("TRUE");
break;
// Null literals
case Tokens.NULL:
Console.WriteLine("NULL");
break;
// Seperators
case Tokens.SEPARATOR_ONE:
Console.WriteLine("SEPARATOR 1 (...)");
break;
default:
Console.WriteLine("'{0}'", (char)token);
break;
}
}while (token != Tokens.EOF);
}