Implement type variables on local function declarations and expressions.

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' show Token, TokenType;
@@ skipping 1512 matching lines @@
 
   @override
   void endNamedFunctionExpression(Token endToken) {
     logEvent("NamedFunctionExpression");
   }
 
   @override
   void endLocalFunctionDeclaration(Token token) {
     debugEvent("LocalFunctionDeclaration");
     FunctionBody body = pop();
-    pop(); // constructor initializers
-    pop(); // separator before constructor initializers
+    if (isFullAst) {
+      pop(); // constructor initializers
+      pop(); // separator before constructor initializers
+    }
     FormalParameterList parameters = pop();
     SimpleIdentifier name = pop();
     TypeAnnotation returnType = pop();
     pop(); // modifiers
     TypeParameterList typeParameters = pop();
     FunctionExpression functionExpression =
         ast.functionExpression(typeParameters, parameters, body);
     push(ast.functionDeclarationStatement(ast.functionDeclaration(
         null, null, null, returnType, null, name, functionExpression)));
   }
@@ skipping 457 matching lines @@
       } else if (identical('var', s)) {
         finalConstOrVarKeyword = token;
       } else if (identical('covariant', s)) {
         covariantKeyword = token;
       } else {
         unhandled("$s", "modifier", token.charOffset, null);
       }
     }
   }
 }