ilasm/parser/ScannerAdapter.cs

   1 // ScannerAdapter.cs
   2 // (C) Sergey Chaban (serge@wildwestsoftware.com)
   3
   4 using System;
   5
   6 namespace Mono.ILASM {
   7
   8         /// <summary>
   9         /// </summary>
  10         public class ScannerAdapter : yyParser.yyInput {
  11
  12                 private ITokenStream tokens;
  13
  14                 /// <summary>
  15                 /// </summary>
  16                 /// <param name="tokens"></param>
  17                 public ScannerAdapter (ITokenStream tokens)
  18                 {
  19                         this.tokens = tokens;
  20                 }
  21
  22
  23                 /// <summary>
  24                 /// </summary>
  25                 public ITokenStream BaseStream {
  26                         get {
  27                                 return tokens;
  28                         }
  29                 }
  30
  31                 //
  32                 // yyParser.yyInput interface
  33                 //
  34
  35                 /// <summary>
  36                 /// </summary>
  37                 /// <returns></returns>
  38                 public bool advance ()
  39                 {
  40                         return (tokens.NextToken != ILToken.EOF);
  41                 }
  42
  43                 /// <summary>
  44                 /// </summary>
  45                 /// <returns></returns>
  46                 public int token ()
  47                 {
  48                         return tokens.LastToken.TokenId;
  49                 }
  50
  51                 /// <summary>
  52                 /// </summary>
  53                 /// <returns></returns>
  54                 public object value ()
  55                 {
  56                         return tokens.LastToken.Value;
  57                 }
  58         }
  59 }
  60