Add FunctionElement.isEntryPoint getter.

pkg/analyzer/lib/src/generated/resolver.dart

 // Copyright (c) 2014, 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 engine.resolver;
 
 import "dart:math" as math;
 import 'dart:collection';
 
 import 'package:analyzer/src/generated/utilities_collection.dart';
@@ skipping 6994 matching lines @@
 
   @override
   String toString() => librarySource.shortName;
 }
 
 /**
  * Instances of the class `LibraryElementBuilder` build an element model for a single library.
  */
 class LibraryElementBuilder {
   /**
-   * The name of the function used as an entry point.
-   */
-  static String ENTRY_POINT_NAME = "main";
-
-  /**
    * The analysis context in which the element model will be built.
    */
   final InternalAnalysisContext _analysisContext;
 
   /**
    * The listener to which errors will be reported.
    */
   final AnalysisErrorListener _errorListener;
 
   /**
@@ skipping 234 matching lines @@
 
   /**
    * Search the top-level functions defined in the given compilation unit for the entry point.
    *
    * @param element the compilation unit to be searched
    * @return the entry point that was found, or `null` if the compilation unit does not define
    *         an entry point
    */
   FunctionElement _findEntryPoint(CompilationUnitElementImpl element) {
     for (FunctionElement function in element.functions) {
-      if (function.name == ENTRY_POINT_NAME) {
+      if (function.isEntryPoint) {
         return function;
       }
     }
     return null;
   }
 
   /**
    * Return the name of the library that the given part is declared to be a part of, or `null`
    * if the part does not contain a part-of directive.
    *
@@ skipping 726 matching lines @@
         importElement.importedLibrary = _coreLibrary.libraryElement;
         importElement.synthetic = true;
         imports.add(importElement);
       }
       LibraryElementImpl libraryElement = library.libraryElement;
       libraryElement.imports = imports;
       libraryElement.exports = exports;
       if (libraryElement.entryPoint == null) {
         Namespace namespace = new NamespaceBuilder()
             .createExportNamespaceForLibrary(libraryElement);
-        Element element = namespace.get(LibraryElementBuilder.ENTRY_POINT_NAME);
+        Element element = namespace.get(FunctionElement.MAIN_FUNCTION_NAME);
         if (element is FunctionElement) {
           libraryElement.entryPoint = element;
         }
       }
     }
   }
 
   /**
    * Build element models for all of the libraries in the current cycle.
    *
@@ skipping 685 matching lines @@
         importElement.importedLibrary = _coreLibrary.libraryElement;
         importElement.synthetic = true;
         imports.add(importElement);
       }
       LibraryElementImpl libraryElement = library.libraryElement;
       libraryElement.imports = imports;
       libraryElement.exports = exports;
       if (libraryElement.entryPoint == null) {
         Namespace namespace = new NamespaceBuilder()
             .createExportNamespaceForLibrary(libraryElement);
-        Element element = namespace.get(LibraryElementBuilder.ENTRY_POINT_NAME);
+        Element element = namespace.get(FunctionElement.MAIN_FUNCTION_NAME);
         if (element is FunctionElement) {
           libraryElement.entryPoint = element;
         }
       }
     }
   }
 
   /**
    * Build element models for all of the libraries in the current cycle.
    *
@@ skipping 6656 matching lines @@
    * library.
    */
   final HashSet<String> members = new HashSet<String>();
 
   /**
    * Names of resolved or unresolved class members that are read in the
    * library.
    */
   final HashSet<String> readMembers = new HashSet<String>();
 }