Add toMap / toMapOf / toList

pkg/analyzer/lib/src/task/model.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.model;
 
 import 'package:analyzer/src/generated/engine.dart' hide AnalysisTask;
 import 'package:analyzer/src/task/inputs.dart';
 import 'package:analyzer/task/model.dart';
 
@@ skipping 14 matching lines @@
 
   /**
    * Record that the given analysis [result] contibutes to this result.
    */
   void recordContributor(ResultDescriptor<V> result) {
     contributors.add(result);
   }
 }
 
 /**
+ * A concrete implementation of a [ListResultDescriptor].
+ */
+class ListResultDescriptorImpl<E> extends ResultDescriptorImpl<List<E>>
+    implements ListResultDescriptor<E> {
+  /**
+   * Initialize a newly created analysis result to have the given [name] and
+   * [defaultValue]. If a composite result is specified, then this result will
+   * contribute to it.
+   */
+  ListResultDescriptorImpl(String name, List<E> defaultValue,
+      {CompositeResultDescriptor contributesTo})
+      : super(name, defaultValue, contributesTo: contributesTo);
+
+  @override
+  ListTaskInput<E> of(AnalysisTarget target) =>
+      new ListTaskInputImpl<E>(target, this);
+}
+
+/**
  * A concrete implementation of a [ResultDescriptor].
  */
 class ResultDescriptorImpl<V> implements ResultDescriptor<V> {
   /**
    * The name of the result, used for debugging.
    */
   final String name;
 
   /**
    * Return the default value for results described by this descriptor.
    */
   final V defaultValue;
 
   /**
    * Initialize a newly created analysis result to have the given [name] and
    * [defaultValue]. If a composite result is specified, then this result will
    * contribute to it.
    */
   ResultDescriptorImpl(this.name, this.defaultValue,
       {CompositeResultDescriptor contributesTo}) {
     if (contributesTo is CompositeResultDescriptorImpl) {
       contributesTo.recordContributor(this);
     }
   }
 
   @override
-  TaskInput<V> inputFor(AnalysisTarget target) =>
+  TaskInput<V> of(AnalysisTarget target) =>
       new SimpleTaskInput<V>(target, this);
 
   @override
   String toString() => name;
 }
 
 /**
  * A concrete implementation of a [TaskDescriptor].
  */
 class TaskDescriptorImpl implements TaskDescriptor {
@@ skipping 32 matching lines @@
   AnalysisTask createTask(AnalysisContext context, AnalysisTarget target,
       Map<String, dynamic> inputs) {
     AnalysisTask task = buildTask(context, target);
     task.inputs = inputs;
     return task;
   }
 
   @override
   String toString() => name;
 }