Filter annotations for only important ones

pkg/docgen/lib/docgen.dart

 // Copyright (c) 2013, 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.
 
 /**
  * **docgen** is a tool for creating machine readable representations of Dart
  * code metadata, including: classes, members, comments and annotations.
  *
  * docgen is run on a `.dart` file or a directory containing `.dart` files.
  *
@@ skipping 19 matching lines @@
 import '../../../sdk/lib/_internal/compiler/implementation/mirrors/dart2js_mirror.dart'
     as dart2js;
 import '../../../sdk/lib/_internal/compiler/implementation/mirrors/mirrors.dart';
 import '../../../sdk/lib/_internal/compiler/implementation/source_file_provider.dart';
 import '../../../sdk/lib/_internal/libraries.dart';
 
 var logger = new Logger('Docgen');
 
 const String USAGE = 'Usage: dart docgen.dart [OPTIONS] [fooDir/barFile]';
 
+
+List<String> validAnnotations = const ['metadata.Experimental', 
+    'metadata.DomName', 'metadata.Deprecated', 'metadata.Unstable', 
+    'meta.deprecated', 'metadata.SupportedBrowser'];
+
 /// Current library being documented to be used for comment links.
 LibraryMirror _currentLibrary;
 
 /// Current class being documented to be used for comment links.
 ClassMirror _currentClass;
 
 /// Current member being documented to be used for comment links.
 MemberMirror _currentMember;
 
 /// Support for [:foo:]-style code comments to the markdown parser.
@@ skipping 261 matching lines @@
 List<String> _annotations(DeclarationMirror mirror) {
   var annotationMirrors = mirror.metadata.where((e) =>
       e is dart2js.Dart2JsConstructedConstantMirror);
   var annotations = [];
   annotationMirrors.forEach((annotation) {
     var parameterList = annotation.type.variables.values
       .where((e) => e.isFinal)
       .map((e) => annotation.getField(e.simpleName).reflectee)
       .where((e) => e != null)
       .toList();
-    annotations.add(new Annotation(annotation.type.qualifiedName,
-        parameterList));
+    if (validAnnotations.contains(annotation.type.qualifiedName)) {
+      annotations.add(new Annotation(annotation.type.qualifiedName,
+          parameterList));
+    }
   });
   return annotations;
 }
 
 /**
  * Returns any documentation comments associated with a mirror with
  * simple markdown converted to html.
  */
 String _commentToHtml(DeclarationMirror mirror) {
   String commentText;
@@ skipping 747 matching lines @@
   String qualifiedName;
   List<String> parameters;
 
   Annotation(this.qualifiedName, this.parameters);
 
   Map toMap() => {
     'name': qualifiedName,
     'parameters': parameters
   };
 }