Add FunctionElement.isEntryPoint getter.

pkg/analyzer/lib/src/task/dart.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 analyzer.src.task.dart;
 
 import 'dart:collection';
 
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/element.dart';
@@ skipping 86 matching lines @@
    */
   static const String DEFINING_BUILT_UNIT_INPUT_NAME = 'definingBuiltUnit';
 
   /**
    * The name of the input whose value is a list of built compilation units
    * of the parts sourced by a library.
    */
   static const String PART_BUILT_UNITS_INPUT_NAME = 'partBuiltUnits';
 
   /**
-   * The name of the function used as an entry point.
-   */
-  static const String ENTRY_POINT_NAME = "main";
-
-  /**
    * The task descriptor describing this kind of task.
    */
   static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(
       'BUILD_LIBRARY_ELEMENT', createTask, buildInputs, <ResultDescriptor>[
     BUILD_LIBRARY_ERRORS,
     BUILT_LIBRARY_ELEMENT,
     IS_LAUNCHABLE,
     HAS_HTML_IMPORT
   ]);
 
@@ skipping 137 matching lines @@
       }
     }
   }
 
   /**
    * Return the top-level [FunctionElement] entry point, or `null` if the given
    * [element] 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 272 matching lines @@
   }
 
   /**
    * Create a [ScanDartTask] based on the given [target] in the given [context].
    */
   static ScanDartTask createTask(
       AnalysisContext context, AnalysisTarget target) {
     return new ScanDartTask(context, target);
   }
 }