diff src/token.h @ 142:6906d6591452

[project @ 1993-10-04 00:40:57 by jwe] Initial revision
author jwe
date Mon, 04 Oct 1993 00:40:57 +0000
parents
children a99f28f5e351
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/token.h	Mon Oct 04 00:40:57 1993 +0000
@@ -0,0 +1,100 @@
+// token.h                                               -*- C++ -*-
+/*
+
+Copyright (C) 1992, 1993 John W. Eaton
+
+This file is part of Octave.
+
+Octave is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
+
+Octave is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with Octave; see the file COPYING.  If not, write to the Free
+Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#if !defined (_token_h)
+#define _token_h 1
+
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+class symbol_record;
+
+class token
+{
+public:
+  enum token_type
+    {
+      generic_token,
+      string_token,
+      double_token,
+      ettype_token,
+      pttype_token,
+      sym_rec_token,
+    };
+
+  enum end_tok_type
+    {
+      simple_end,
+      for_end,
+      function_end,
+      if_end,
+      while_end,
+    };
+
+  enum plot_tok_type
+    {
+      two_dee = 2,
+      three_dee = 3,
+    };
+
+  token (int l = -1, int c = -1);
+  token (char *s, int l = -1, int c = -1);
+  token (double d, int l = -1, int c = -1);
+  token (end_tok_type t, int l = -1, int c = -1);
+  token (plot_tok_type t, int l = -1, int c = -1);
+  token (symbol_record *s, int l = -1, int c = -1);
+
+ ~token (void);
+
+  int line (void);
+  int column (void);
+
+  char *string (void);
+  double number (void);
+  end_tok_type ettype (void);
+  plot_tok_type pttype (void);
+  symbol_record *sym_rec (void);
+
+private:
+  int line_num;
+  int column_num;
+  token_type type_tag;
+  union
+    {
+      char *str;
+      double num;
+      end_tok_type et;
+      plot_tok_type pt;
+      symbol_record *sr;
+    };
+};
+
+#endif
+
+/*
+;;; Local Variables: ***
+;;; mode: C++ ***
+;;; page-delimiter: "^/\\*" ***
+;;; End: ***
+*/