Better runtime type checks.

frog/tests/TokenizerTest.dart

 // 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 TokenizerTest {
   static void main() {
     print('start TokenizerTest');
     testSourceLocations();
     testBasics();
     testIncomplete();
@@ skipping 25 matching lines @@
     checkLocation(source, 9, 4, 1);
     checkLocation(source, 10, 4, 2);
   }
 
   static void testBasics() {
     tokenTest('==> =>> +++',
               ['==', '>', '=>', '>', '++', '+']);
 
     tokenTest('0123q 0123 0xabcg 3.14 1e10',
              ['0123q', '0123', '0xabc', 'g', '3.14', '1e10'],
-             [TokenKind.ERROR, TokenKind.NUMBER, TokenKind.HEX_NUMBER,
-              TokenKind.IDENTIFIER, TokenKind.NUMBER, TokenKind.NUMBER]);
+             [TokenKind.ERROR, TokenKind.INTEGER, TokenKind.HEX_INTEGER,
+              TokenKind.IDENTIFIER, TokenKind.DOUBLE, TokenKind.DOUBLE]);
 
     tokenTest('\$"foo" @"bar" \$abc @\'foo\' \$\'bar\'',
               ['\$"foo"', '@"bar"', '\$abc', "@'foo'", "\$'bar'"],
               [TokenKind.STRING, TokenKind.STRING, TokenKind.IDENTIFIER,
                TokenKind.STRING, TokenKind.STRING]);
 
 
     tokenTest('"hello \\"world" // comment',
               ['"hello \\"world"', '// comment'],
               [TokenKind.STRING, TokenKind.COMMENT]);
@@ skipping 50 matching lines @@
       //print('${token.text} ${TokenKind.kindToString(token.kind)}');
       Expect.equals(expected[i], token.text);
       if (kinds != null) {
         Expect.equals(kinds[i], token.kind);
       }
     }
     var t = tokenizer.next();
     Expect.equals(TokenKind.END_OF_FILE, tokenizer.next().kind);
   }
 }