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1 // Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 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. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 import 'dart:async'; | 5 import 'dart:async'; |
6 | 6 |
7 import 'package:analyzer/dart/analysis/results.dart'; | 7 import 'package:analyzer/dart/analysis/results.dart'; |
8 import 'package:analyzer/src/dart/analysis/driver.dart'; | 8 import 'package:analyzer/src/dart/analysis/driver.dart'; |
9 import 'package:analyzer_plugin/plugin/plugin.dart'; | 9 import 'package:analyzer_plugin/plugin/plugin.dart'; |
10 import 'package:analyzer_plugin/protocol/protocol.dart'; | 10 import 'package:analyzer_plugin/protocol/protocol.dart'; |
11 import 'package:analyzer_plugin/protocol/protocol_generated.dart'; | 11 import 'package:analyzer_plugin/protocol/protocol_generated.dart'; |
12 import 'package:analyzer_plugin/src/utilities/navigation/navigation.dart'; | 12 import 'package:analyzer_plugin/src/utilities/navigation/navigation.dart'; |
13 import 'package:analyzer_plugin/utilities/generator.dart'; | 13 import 'package:analyzer_plugin/utilities/generator.dart'; |
14 import 'package:analyzer_plugin/utilities/navigation/navigation.dart'; | 14 import 'package:analyzer_plugin/utilities/navigation/navigation.dart'; |
15 | 15 |
16 /** | 16 /** |
17 * A mixin that can be used when creating a subclass of [ServerPlugin] and | 17 * A mixin that can be used when creating a subclass of [ServerPlugin] and |
18 * mixing in [NavigationMixin]. This implements the creation of the navigation | 18 * mixing in [NavigationMixin]. This implements the creation of the navigation |
19 * request based on the assumption that the driver being created is an | 19 * request based on the assumption that the driver being created is an |
20 * [AnalysisDriver]. | 20 * [AnalysisDriver]. |
21 * | 21 * |
22 * Clients may not extend or implement this class, but are allowed to use it as | 22 * Clients may not extend or implement this class, but are allowed to use it as |
23 * a mix-in when creating a subclass of [ServerPlugin] that also uses | 23 * a mix-in when creating a subclass of [ServerPlugin] that also uses |
24 * [NavigationMixin] as a mix-in. | 24 * [NavigationMixin] as a mix-in. |
25 */ | 25 */ |
26 abstract class DartNavigationMixin implements NavigationMixin { | 26 abstract class DartNavigationMixin implements NavigationMixin { |
27 @override | 27 @override |
28 Future<NavigationRequest> getNavigationRequest( | 28 Future<NavigationRequest> getNavigationRequest( |
29 AnalysisGetNavigationParams parameters, | 29 AnalysisGetNavigationParams parameters) async { |
30 covariant AnalysisDriver driver) async { | 30 String path = parameters.file; |
31 ResolveResult result = await driver.getResult(parameters.file); | 31 AnalysisDriver driver = driverForPath(path); |
| 32 if (driver == null) { |
| 33 // Return an error from the request. |
| 34 throw new RequestFailure( |
| 35 RequestErrorFactory.pluginError('Failed to analyze $path', null)); |
| 36 } |
| 37 ResolveResult result = await driver.getResult(path); |
32 return new DartNavigationRequestImpl( | 38 return new DartNavigationRequestImpl( |
33 resourceProvider, parameters.offset, parameters.length, result); | 39 resourceProvider, parameters.offset, parameters.length, result); |
34 } | 40 } |
35 } | 41 } |
36 | 42 |
37 /** | 43 /** |
38 * A mixin that can be used when creating a subclass of [ServerPlugin] to | 44 * A mixin that can be used when creating a subclass of [ServerPlugin] to |
39 * provide most of the implementation for handling navigation requests. | 45 * provide most of the implementation for handling navigation requests. |
40 * | 46 * |
41 * Clients may not extend or implement this class, but are allowed to use it as | 47 * Clients may not extend or implement this class, but are allowed to use it as |
42 * a mix-in when creating a subclass of [ServerPlugin]. | 48 * a mix-in when creating a subclass of [ServerPlugin]. |
43 */ | 49 */ |
44 abstract class NavigationMixin implements ServerPlugin { | 50 abstract class NavigationMixin implements ServerPlugin { |
45 /** | 51 /** |
46 * Return a list containing the navigation contributors that should be used to | 52 * Return a list containing the navigation contributors that should be used to |
47 * create navigation information when used in the context of the given | 53 * create navigation information for the file with the given [path] |
48 * analysis [driver]. | |
49 */ | 54 */ |
50 List<NavigationContributor> getNavigationContributors( | 55 List<NavigationContributor> getNavigationContributors(String path); |
51 covariant AnalysisDriverGeneric driver); | |
52 | 56 |
53 /** | 57 /** |
54 * Return the navigation request that should be passes to the contributors | 58 * Return the navigation request that should be passes to the contributors |
55 * returned from [getNavigationContributors]. | 59 * returned from [getNavigationContributors]. |
56 */ | 60 */ |
57 Future<NavigationRequest> getNavigationRequest( | 61 Future<NavigationRequest> getNavigationRequest( |
58 AnalysisGetNavigationParams parameters, | 62 AnalysisGetNavigationParams parameters); |
59 covariant AnalysisDriverGeneric driver); | |
60 | 63 |
61 @override | 64 @override |
62 Future<AnalysisGetNavigationResult> handleAnalysisGetNavigation( | 65 Future<AnalysisGetNavigationResult> handleAnalysisGetNavigation( |
63 AnalysisGetNavigationParams parameters) async { | 66 AnalysisGetNavigationParams parameters) async { |
64 String path = parameters.file; | 67 String path = parameters.file; |
65 ContextRoot contextRoot = contextRootContaining(path); | 68 NavigationRequest request = await getNavigationRequest(parameters); |
66 if (contextRoot == null) { | |
67 // Return an error from the request. | |
68 throw new RequestFailure( | |
69 RequestErrorFactory.pluginError('Failed to analyze $path', null)); | |
70 } | |
71 AnalysisDriverGeneric driver = driverMap[contextRoot]; | |
72 NavigationRequest request = await getNavigationRequest(parameters, driver); | |
73 NavigationGenerator generator = | 69 NavigationGenerator generator = |
74 new NavigationGenerator(getNavigationContributors(driver)); | 70 new NavigationGenerator(getNavigationContributors(path)); |
75 GeneratorResult result = | 71 GeneratorResult result = |
76 await generator.generateNavigationResponse(request); | 72 await generator.generateNavigationResponse(request); |
77 result.sendNotifications(channel); | 73 result.sendNotifications(channel); |
78 return result.result; | 74 return result.result; |
79 } | 75 } |
80 } | 76 } |
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