Add FunctionElement.isEntryPoint getter.

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

Index: pkg/analyzer/lib/src/generated/element.dart
diff --git a/pkg/analyzer/lib/src/generated/element.dart b/pkg/analyzer/lib/src/generated/element.dart
index 45404fc67ad938d29b1a19e690e4388860fe6b40..fb6195804713aa9084ccd831b40d3e67e918240c 100644
--- a/pkg/analyzer/lib/src/generated/element.dart
+++ b/pkg/analyzer/lib/src/generated/element.dart
@@ -3933,6 +3933,11 @@ abstract class FunctionElement implements ExecutableElement, LocalElement {
   static final String CALL_METHOD_NAME = "call";
 
   /**
+   * The name of the function used as an entry point.
+   */
+  static const String MAIN_FUNCTION_NAME = "main";
+
+  /**
    * The name of the method that will be invoked if an attempt is made to invoke
    * an undefined method on an object.
    */
@@ -3944,6 +3949,12 @@ abstract class FunctionElement implements ExecutableElement, LocalElement {
   static final String LOAD_LIBRARY_NAME = "loadLibrary";

[Brian Wilkerson, 2015/03/11 17:19:23]

Could you move this before MAIN... so that they're in alphabetic order? Thanks.

[scheglov, 2015/03/11 17:20:59]

Done.

 
   /**
+   * Return `true` if the function is an entry point, i.e. a top-level function
+   * and has the name `main`.
+   */
+  bool get isEntryPoint;
+
+  /**
    * Return the resolved function declaration node that declares this element.
    *
    * This method is expensive, because resolved AST might be evicted from cache,
@@ -4001,6 +4012,11 @@ class FunctionElementImpl extends ExecutableElementImpl
   }
 
   @override
+  bool get isEntryPoint {
+    return isStatic && displayName == FunctionElement.MAIN_FUNCTION_NAME;
+  }
+
+  @override
   bool get isStatic => enclosingElement is CompilationUnitElement;
 
   @override