Better runtime type checks.

frog/scripts/token_info.py

 # Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 class Token:
   def __init__(self, name, text, precedence, customFinishCode=None,
                stringRepr=None):
     self.name = name
     self.text = text
     self.precedence = precedence
@@ skipping 114 matching lines @@
   Token('LTE', "<=", 10),
   Token('GTE', ">=", 10),
 
   # Special tokens for index operator methods
   Token('INDEX', "[]", 0),
   Token('SETINDEX', "[]=", 0),
 
 
   Token('STRING', "", 0),
   Token('STRING_PART', "", 0),
-  Token('NUMBER', "", 0),
-  Token('HEX_NUMBER', "", 0),
+  Token('INTEGER', "", 0),
+  Token('HEX_INTEGER', "", 0),
+  Token('DOUBLE', "", 0),
 
   Token('WHITESPACE', "", 0),
   Token('COMMENT', "", 0),
   Token('ERROR', "", 0),
 
   Token('INCOMPLETE_STRING', "", 0),
   Token('INCOMPLETE_COMMENT', "", 0),
   Token('INCOMPLETE_MULTILINE_STRING_DQ', "", 0),
   Token('INCOMPLETE_MULTILINE_STRING_SQ', "", 0),
 
@@ skipping 54 matching lines @@
   Keyword('SUPER', "super", False),
   Keyword('SWITCH', "switch", False),
   Keyword('THIS', "this", False),
   Keyword('THROW', "throw", False),
   Keyword('TRUE', "true", False),
   Keyword('TYPEDEF', "typedef", True),
   Keyword('TRY', "try", False),
   Keyword('VAR', "var", False),
   Keyword('VOID', "void", False),
   Keyword('WHILE', "while", False)]