fasta tokens implement analyzer token API

pkg/front_end/lib/src/fasta/scanner/precedence.dart

 // Copyright (c) 2015, 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.
 
 library fasta.scanner.precedence;
 
 import '../../scanner/token.dart';
 import 'token_constants.dart';
 
 class PrecedenceInfo implements TokenType {
   final String value;
   final String name;
   final int precedence;
   final int kind;
   final bool isOperator;
   final bool isUserDefinableOperator;
 
   const PrecedenceInfo(this.value, this.name, this.precedence, this.kind,
       {this.isOperator: false, this.isUserDefinableOperator: false});
 
-  toString() => 'PrecedenceInfo($value, $precedence, $kind)';
+  toString() => 'PrecedenceInfo($value, $name, $precedence, $kind)';
 
   static const List<PrecedenceInfo> all = const <PrecedenceInfo>[
     BACKPING_INFO,
     BACKSLASH_INFO,
     PERIOD_PERIOD_PERIOD_INFO,
     PERIOD_PERIOD_INFO,
     BANG_INFO,
     COLON_INFO,
     INDEX_INFO,
     MINUS_MINUS_INFO,
@@ skipping 357 matching lines @@
         STRING_INTERPOLATION_IDENTIFIER_TOKEN);
 
 const PrecedenceInfo HEXADECIMAL_INFO =
     const PrecedenceInfo('hexadecimal', 'HEXADECIMAL', 0, HEXADECIMAL_TOKEN);
 
 const PrecedenceInfo SINGLE_LINE_COMMENT_INFO =
     const PrecedenceInfo('comment', 'SINGLE_LINE_COMMENT', 0, COMMENT_TOKEN);
 
 const PrecedenceInfo MULTI_LINE_COMMENT_INFO =
     const PrecedenceInfo('comment', 'MULTI_LINE_COMMENT', 0, COMMENT_TOKEN);