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1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 | |
5 library analyzer.src.plugin.engine_plugin; | |
6 | |
7 import 'package:analyzer/plugin/task.dart'; | |
8 import 'package:analyzer/src/task/dart.dart'; | |
9 import 'package:analyzer/src/task/general.dart'; | |
10 import 'package:analyzer/src/task/html.dart'; | |
11 import 'package:analyzer/task/model.dart'; | |
12 import 'package:plugin/plugin.dart'; | |
13 | |
14 /** | |
15 * A plugin that defines the extension points and extensions that are inherently | |
16 * defined by the analysis engine. | |
17 */ | |
18 class EnginePlugin implements Plugin { | |
19 /** | |
20 * The simple identifier of the extension point that allows plugins to | |
21 * register new analysis tasks with the analysis engine. | |
22 */ | |
23 static const String TASK_EXTENSION_POINT = 'task'; | |
24 | |
25 /** | |
26 * The unique identifier of this plugin. | |
27 */ | |
28 static const String UNIQUE_IDENTIFIER = 'analysis_engine.core'; | |
29 | |
30 /** | |
31 * The extension point that allows plugins to register new analysis tasks with | |
32 * the analysis engine. | |
33 */ | |
34 ExtensionPoint taskExtensionPoint; | |
35 | |
36 /** | |
37 * Initialize a newly created plugin. | |
38 */ | |
39 EnginePlugin(); | |
40 | |
41 /** | |
42 * Return a list containing all of the task descriptors that were contributed. | |
43 */ | |
44 List<TaskDescriptor> get taskDescriptors => taskExtensionPoint.extensions; | |
45 | |
46 @override | |
47 String get uniqueIdentifier => UNIQUE_IDENTIFIER; | |
48 | |
49 @override | |
50 void registerExtensionPoints(RegisterExtensionPoint registerExtensionPoint) { | |
51 taskExtensionPoint = | |
52 registerExtensionPoint(TASK_EXTENSION_POINT, _validateTaskExtension); | |
53 } | |
54 | |
55 @override | |
56 void registerExtensions(RegisterExtension registerExtension) { | |
57 String taskId = TASK_EXTENSION_POINT_ID; | |
58 // | |
59 // Register general tasks. | |
60 // | |
61 registerExtension(taskId, GetContentTask.DESCRIPTOR); | |
62 // | |
63 // Register Dart tasks. | |
64 // | |
65 registerExtension(taskId, BuildCompilationUnitElementTask.DESCRIPTOR); | |
66 registerExtension(taskId, BuildDirectiveElementsTask.DESCRIPTOR); | |
67 registerExtension(taskId, BuildEnumMemberElementsTask.DESCRIPTOR); | |
68 registerExtension(taskId, BuildExportNamespaceTask.DESCRIPTOR); | |
69 registerExtension(taskId, BuildLibraryElementTask.DESCRIPTOR); | |
70 registerExtension(taskId, BuildPublicNamespaceTask.DESCRIPTOR); | |
71 registerExtension(taskId, BuildSourceExportClosureTask.DESCRIPTOR); | |
72 registerExtension(taskId, BuildSourceImportExportClosureTask.DESCRIPTOR); | |
73 registerExtension(taskId, BuildTypeProviderTask.DESCRIPTOR); | |
74 registerExtension(taskId, ComputeConstantDependenciesTask.DESCRIPTOR); | |
75 registerExtension(taskId, ComputeConstantValueTask.DESCRIPTOR); | |
76 registerExtension(taskId, ContainingLibrariesTask.DESCRIPTOR); | |
77 registerExtension(taskId, DartErrorsTask.DESCRIPTOR); | |
78 registerExtension(taskId, EvaluateUnitConstantsTask.DESCRIPTOR); | |
79 registerExtension(taskId, GatherUsedImportedElementsTask.DESCRIPTOR); | |
80 registerExtension(taskId, GatherUsedLocalElementsTask.DESCRIPTOR); | |
81 registerExtension(taskId, GenerateHintsTask.DESCRIPTOR); | |
82 registerExtension(taskId, LibraryErrorsReadyTask.DESCRIPTOR); | |
83 registerExtension(taskId, LibraryUnitErrorsTask.DESCRIPTOR); | |
84 registerExtension(taskId, ParseDartTask.DESCRIPTOR); | |
85 registerExtension(taskId, ResolveLibraryReferencesTask.DESCRIPTOR); | |
86 registerExtension(taskId, ResolveLibraryTypeNamesTask.DESCRIPTOR); | |
87 registerExtension(taskId, ResolveUnitReferencesTask.DESCRIPTOR); | |
88 registerExtension(taskId, ResolveUnitTypeNamesTask.DESCRIPTOR); | |
89 registerExtension(taskId, ResolveVariableReferencesTask.DESCRIPTOR); | |
90 registerExtension(taskId, ScanDartTask.DESCRIPTOR); | |
91 registerExtension(taskId, VerifyUnitTask.DESCRIPTOR); | |
92 // | |
93 // Register HTML tasks. | |
94 // | |
95 registerExtension(taskId, DartScriptsTask.DESCRIPTOR); | |
96 registerExtension(taskId, HtmlErrorsTask.DESCRIPTOR); | |
97 registerExtension(taskId, ParseHtmlTask.DESCRIPTOR); | |
98 } | |
99 | |
100 /** | |
101 * Validate the given extension by throwing an [ExtensionError] if it is not a | |
102 * valid domain. | |
103 */ | |
104 void _validateTaskExtension(Object extension) { | |
105 if (extension is! TaskDescriptor) { | |
106 String id = taskExtensionPoint.uniqueIdentifier; | |
107 throw new ExtensionError('Extensions to $id must be a TaskDescriptor'); | |
108 } | |
109 } | |
110 } | |
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