Experiments/Attic/Rook/Castle.Rook.Compiler/Parser/antlr/Token.cs

   1 using System;
   2
   3 namespace antlr
   4 {
   5         /*ANTLR Translator Generator
   6         * Project led by Terence Parr at http://www.jGuru.com
   7         * Software rights: http://www.antlr.org/license.html
   8         *
   9         * $Id:$
  10         */
  11
  12         //
  13         // ANTLR C# Code Generator by Micheal Jordan
  14         //                            Kunle Odutola       : kunle UNDERSCORE odutola AT hotmail DOT com
  15         //                            Anthony Oguntimehin
  16         //
  17         // With many thanks to Eric V. Smith from the ANTLR list.
  18         //
  19
  20         /*A token is minimally a token type.  Subclasses can add the text matched
  21         *  for the token and line info.
  22         */
  23
  24         public class Token : IToken //, ICloneable
  25         {
  26                 // constants
  27                 public const int MIN_USER_TYPE = 4;
  28                 public const int NULL_TREE_LOOKAHEAD = 3;
  29                 public const int INVALID_TYPE = 0;
  30                 public const int EOF_TYPE = 1;
  31                 public static readonly int SKIP = - 1;
  32
  33                 // each Token has at least a token type
  34                 protected int type_;
  35
  36                 // the illegal token object
  37                 public static Token badToken = new Token(INVALID_TYPE, "<no text>");
  38
  39                 public Token()
  40                 {
  41                         type_ = INVALID_TYPE;
  42                 }
  43                 public Token(int t)
  44                 {
  45                         type_ = t;
  46                 }
  47                 public Token(int t, string txt)
  48                 {
  49                         type_ = t;
  50                         setText(txt);
  51                 }
  52                 public virtual int getColumn()
  53                 {
  54                         return 0;
  55                 }
  56                 public virtual int getLine()
  57                 {
  58                         return 0;
  59                 }
  60                 public virtual string getFilename()
  61                 {
  62                         return null;
  63                 }
  64
  65                 public virtual void setFilename(string name)
  66                 {
  67                 }
  68
  69                 public virtual string getText()
  70                 {
  71                         return "<no text>";
  72                 }
  73
  74                 public int Type
  75                 {
  76                         get { return type_;  }
  77                         set { type_ = value; }
  78                 }
  79
  80                 public virtual void setType(int newType)        { this.Type = newType; }
  81
  82                 public virtual void  setColumn(int c)
  83                 {
  84                         ;
  85                 }
  86                 public virtual void  setLine(int l)
  87                 {
  88                         ;
  89                 }
  90                 public virtual void  setText(string t)
  91                 {
  92                         ;
  93                 }
  94                 override public string ToString()
  95                 {
  96                         return "[\"" + getText() + "\",<" + type_ + ">]";
  97                 }
  98         }
  99 }