Parse RedirectingConstructorInvocation with Fasta.

pkg/analyzer/lib/src/fasta/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 1481 matching lines @@
     TypeParameterList typeParameters = pop(); // TODO(paulberry)
     var name = pop();
     TypeAnnotation returnType = pop(); // TODO(paulberry)
     _Modifiers modifiers = pop();
     List<Annotation> metadata = pop();
     Comment comment = pop();
 
     var initializers = <ConstructorInitializer>[];
     for (Object initializerObject in initializerObjects) {
       if (initializerObject is FunctionExpressionInvocation) {
-        var superExpression = initializerObject.function as SuperExpression;
-        initializers.add(ast.superConstructorInvocation(
-            superExpression.superKeyword,
-            null,
-            null,
-            initializerObject.argumentList));
+        Expression function = initializerObject.function;
+        if (function is SuperExpression) {
+          initializers.add(ast.superConstructorInvocation(function.superKeyword,
+              null, null, initializerObject.argumentList));
+        } else {
+          initializers.add(ast.redirectingConstructorInvocation(
+              (function as ThisExpression).thisKeyword,
+              null,
+              null,
+              initializerObject.argumentList));
+        }
       } else if (initializerObject is MethodInvocation) {
-        var superExpression = initializerObject.target as SuperExpression;
-        initializers.add(ast.superConstructorInvocation(
-            superExpression.superKeyword,
-            initializerObject.operator,
-            initializerObject.methodName,
-            initializerObject.argumentList));
+        Expression target = initializerObject.target;
+        if (target is SuperExpression) {
+          initializers.add(ast.superConstructorInvocation(
+              target.superKeyword,
+              initializerObject.operator,
+              initializerObject.methodName,
+              initializerObject.argumentList));
+        } else {
+          initializers.add(ast.redirectingConstructorInvocation(
+              (target as ThisExpression).thisKeyword,
+              initializerObject.operator,
+              initializerObject.methodName,
+              initializerObject.argumentList));
+        }
       } else if (initializerObject is AssignmentExpression) {
         analyzer.Token thisKeyword;
         analyzer.Token period;
         SimpleIdentifier fieldName;
         Expression left = initializerObject.leftHandSide;
         if (left is PropertyAccess) {
           var thisExpression = left.target as ThisExpression;
           thisKeyword = thisExpression.thisKeyword;
           period = left.operator;
           fieldName = left.propertyName;
@@ skipping 317 matching lines @@
       } else if (identical('static', s)) {
         staticKeyword = token;
       } else if (identical('var', s)) {
         finalConstOrVarKeyword = token;
       } else {
         internalError('Unhandled modifier: $s');
       }
     }
   }
 }