Linter Demo

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Warnings: 1

File: /home/fstrocco/Dart/dart/benchmark/analyzer/lib/src/task/manager.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.manager; import 'dart:collection'; import 'package:analyzer/src/generated/java_engine.dart'; import 'package:analyzer/task/model.dart'; /** * An object that manages the information about the tasks that have been * defined. */ class TaskManager { /** * A table mapping [ResultDescriptor]s to a list of [TaskDescriptor]s * for the tasks that can be used to compute the result. */ Map<ResultDescriptor, List<TaskDescriptor>> taskMap = new HashMap<ResultDescriptor, List<TaskDescriptor>>(); /** * A list of the results that are to be computed for all sources within an * analysis root. */ Set<ResultDescriptor> generalResults = new Set<ResultDescriptor>(); /** * A list of the results that are to be computed for priority sources. */ Set<ResultDescriptor> priorityResults = new Set<ResultDescriptor>(); /** * Add the given [result] to the list of results that are to be computed for * all sources within an analysis root. */ void addGeneralResult(ResultDescriptor result) { generalResults.add(result); } /** * Add the given [result] to the list of results that are to be computed for * priority sources. */ void addPriorityResult(ResultDescriptor result) { priorityResults.add(result); } /** * Add the given [descriptor] to the list of analysis task descriptors that * can be used to compute analysis results. */ void addTaskDescriptor(TaskDescriptor descriptor) { descriptor.results.forEach((ResultDescriptor result) { // // Add the result to the task map. // List<TaskDescriptor> descriptors = taskMap[result]; if (descriptors == null) { descriptors = <TaskDescriptor>[]; taskMap[result] = descriptors; } descriptors.add(descriptor); }); } /** * Find a task that will compute the given [result] for the given [target]. */ TaskDescriptor findTask(AnalysisTarget target, ResultDescriptor result) { List<TaskDescriptor> descriptors = taskMap[result]; if (descriptors == null) { throw new AnalysisException( 'No tasks registered to compute $result for $target'); } return _findBestTask(descriptors); } /** * Remove the given [result] from the list of results that are to be computed * for all sources within an analysis root. */ void removeGeneralResult(ResultDescriptor result) { generalResults.remove(result); } /** * Remove the given [result] from the list of results that are to be computed * for priority sources. */ void removePriorityResult(ResultDescriptor result) { priorityResults.remove(result); } /** * Given a list of task [descriptors] that can be used to compute some * unspecified result, return the descriptor that will compute the result with * the least amount of work. */ TaskDescriptor _findBestTask(List<TaskDescriptor> descriptors) { // TODO(brianwilkerson) Improve this implementation. return descriptors[0]; } }