| // Copyright (c) 2019, 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. |
| |
| import 'package:analysis_server/plugin/edit/assist/assist_core.dart'; |
| import 'package:analysis_server/protocol/protocol_generated.dart'; |
| import 'package:analysis_server/src/edit/fix/dartfix_listener.dart'; |
| import 'package:analysis_server/src/edit/fix/dartfix_registrar.dart'; |
| import 'package:analysis_server/src/edit/fix/fix_lint_task.dart'; |
| import 'package:analysis_server/src/services/correction/assist.dart'; |
| import 'package:analysis_server/src/services/correction/assist_internal.dart'; |
| import 'package:analysis_server/src/services/correction/change_workspace.dart'; |
| import 'package:analyzer/dart/analysis/results.dart'; |
| import 'package:analyzer/error/error.dart'; |
| import 'package:analyzer/src/dart/ast/utilities.dart'; |
| import 'package:analyzer/src/lint/registry.dart'; |
| import 'package:analyzer_plugin/utilities/assist/assist.dart'; |
| |
| class BasicFixLintAssistTask extends FixLintTask { |
| final AssistKind assistKind; |
| |
| BasicFixLintAssistTask(this.assistKind, DartFixListener listener) |
| : super(listener); |
| |
| @override |
| Future<void> fixError(ResolvedUnitResult result, AnalysisError error) async { |
| var node = new NodeLocator(error.offset).searchWithin(result.unit); |
| AssistProcessor processor = new AssistProcessor( |
| new DartAssistContextImpl( |
| DartChangeWorkspace(listener.server.currentSessions), |
| result, |
| node.offset, |
| node.length, |
| ), |
| ); |
| List<Assist> assists = await processor.computeAssist(assistKind); |
| |
| final location = listener.locationFor(result, node.offset, node.length); |
| if (assists.isNotEmpty) { |
| for (Assist assist in assists) { |
| listener.addSourceChange(assist.kind.message, location, assist.change); |
| } |
| } else { |
| // TODO(danrubel): If assists is empty, then determine why |
| // assist could not be performed and report that in the description. |
| listener.addRecommendation( |
| 'Fix not found: ${assistKind.message}', location); |
| } |
| } |
| |
| static void preferForElementsToMapFromIterable(DartFixRegistrar registrar, |
| DartFixListener listener, EditDartfixParams params) { |
| registrar.registerLintTask( |
| Registry.ruleRegistry['prefer_for_elements_to_map_fromIterable'], |
| new BasicFixLintAssistTask( |
| DartAssistKind.CONVERT_TO_FOR_ELEMENT, listener), |
| ); |
| } |
| |
| static void preferIfElementsToConditionalExpressions( |
| DartFixRegistrar registrar, |
| DartFixListener listener, |
| EditDartfixParams params) { |
| registrar.registerLintTask( |
| Registry.ruleRegistry['prefer_if_elements_to_conditional_expressions'], |
| new BasicFixLintAssistTask( |
| DartAssistKind.CONVERT_TO_IF_ELEMENT, listener), |
| ); |
| } |
| |
| static void preferIntLiterals(DartFixRegistrar registrar, |
| DartFixListener listener, EditDartfixParams params) { |
| registrar.registerLintTask( |
| Registry.ruleRegistry['prefer_int_literals'], |
| new BasicFixLintAssistTask( |
| DartAssistKind.CONVERT_TO_INT_LITERAL, listener), |
| ); |
| } |
| |
| static void preferSpreadCollections(DartFixRegistrar registrar, |
| DartFixListener listener, EditDartfixParams params) { |
| registrar.registerLintTask( |
| Registry.ruleRegistry['prefer_spread_collections'], |
| new BasicFixLintAssistTask(DartAssistKind.CONVERT_TO_SPREAD, listener), |
| ); |
| } |
| } |