pkg/docgen: a bunch of cleanup

pkg/docgen/lib/src/models/model_helpers.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 docgen.model_helpers;
 
 import 'dart:collection';
 
 import '../exports/dart2js_mirrors.dart' as dart2js_mirrors;
 import '../exports/mirrors_util.dart' as dart2js_util;
 import '../exports/source_mirrors.dart';
 import '../exports/libraries.dart';
 
 import '../library_helpers.dart' show includePrivateMembers;
 import '../package_helpers.dart';
 
 import 'annotation.dart';
 import 'generic.dart';
 import 'indexable.dart';
 import 'library.dart';
 import 'method.dart';
 import 'parameter.dart';
 import 'variable.dart';
 
+String getLibraryDocName(LibraryMirror mirror) =>
+    dart2js_util.qualifiedNameOf(mirror).replaceAll('.', '-');
+
 /// Expand the method map [mapToExpand] into a more detailed map that
 /// separates out setters, getters, constructors, operators, and methods.
 Map expandMethodMap(Map<String, Method> mapToExpand) => {
   'setters': recurseMap(filterMap(mapToExpand,
       (key, val) => val.mirror.isSetter)),
   'getters': recurseMap(filterMap(mapToExpand,
       (key, val) => val.mirror.isGetter)),
   'constructors': recurseMap(filterMap(mapToExpand,
       (key, val) => val.mirror.isConstructor)),
   'operators': recurseMap(filterMap(mapToExpand,
@@ skipping 240 matching lines @@
   // the time.
   var sdkLibrary = LIBRARIES[dart2js_util.nameOf(mirror)];
   if (sdkLibrary != null) {
     return !sdkLibrary.documented;
   } else if (dart2js_util.nameOf(mirror).startsWith('_') || dart2js_util.nameOf(
       mirror).contains('._')) {
     return true;
   }
   return false;
 }