Parse SuperExpression with Fasta.

pkg/front_end/lib/src/fasta/analyzer/ast_builder.dart

 // Copyright (c) 2016, 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.analyzer.ast_builder;
 
 import 'package:analyzer/analyzer.dart';
 import 'package:analyzer/dart/ast/ast_factory.dart' show AstFactory;
 import 'package:analyzer/dart/ast/standard_ast_factory.dart' as standard;
 import 'package:analyzer/dart/ast/token.dart' as analyzer show Token;
@@ skipping 426 matching lines @@
   void endLiteralSymbol(Token hashToken, int identifierCount) {
     debugEvent("LiteralSymbol");
     List<analyzer.Token> components = new List<analyzer.Token>(identifierCount);
     for (int i = identifierCount - 1; i >= 0; i--) {
       SimpleIdentifier identifier = pop();
       components[i] = identifier.token;
     }
     push(ast.symbolLiteral(toAnalyzerToken(hashToken), components));
   }
 
+  @override
+  void handleSuperExpression(Token token) {
+    debugEvent("SuperExpression");
+    push(ast.superExpression(toAnalyzerToken(token)));
+  }
+
   void handleType(Token beginToken, Token endToken) {
     debugEvent("Type");
     TypeArgumentList arguments = pop();
     Identifier name = pop();
     // TODO(paulberry,ahe): what if the type doesn't resolve to a class
     // element?  Try to share code with BodyBuilder.builderToFirstExpression.
     KernelClassElement cls = name.staticElement;
     push(ast.typeName(name, arguments)..type = cls?.rawType);
   }
 
@@ skipping 882 matching lines @@
 
 /// Data structure placed on the stack as a container for optional parameters.
 class _OptionalFormalParameters {
   final List<FormalParameter> parameters;
   final Token leftDelimiter;
   final Token rightDelimiter;
 
   _OptionalFormalParameters(
       this.parameters, this.leftDelimiter, this.rightDelimiter);
 }