| // 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. |
| |
| import 'package:analysis_server/src/provisional/completion/completion_core.dart'; |
| import 'package:analysis_server/src/services/completion/completion_performance.dart'; |
| import 'package:analyzer/dart/analysis/results.dart'; |
| import 'package:analyzer/file_system/file_system.dart'; |
| import 'package:analyzer/src/generated/source.dart'; |
| |
| /// The information about a requested list of completions. |
| class CompletionRequestImpl implements CompletionRequest { |
| @override |
| final ResolvedUnitResult result; |
| |
| @override |
| final int offset; |
| |
| /// The offset of the start of the text to be replaced. |
| /// This will be different than the [offset] used to request the completion |
| /// suggestions if there was a portion of an identifier before the original |
| /// [offset]. In particular, the [replacementOffset] will be the offset of the |
| /// beginning of said identifier. |
| int replacementOffset; |
| |
| /// The length of the text to be replaced if the remainder of the identifier |
| /// containing the cursor is to be replaced when the suggestion is applied |
| /// (that is, the number of characters in the existing identifier). |
| /// This will be different than the [replacementOffset] - [offset] |
| /// if the [offset] is in the middle of an existing identifier. |
| int replacementLength; |
| |
| bool _aborted = false; |
| |
| final CompletionPerformance performance; |
| |
| /// Initialize a newly created completion request based on the given |
| /// arguments. |
| CompletionRequestImpl(this.result, this.offset, this.performance) |
| : replacementOffset = offset, |
| replacementLength = 0; |
| |
| @override |
| ResourceProvider get resourceProvider => result.session.resourceProvider; |
| |
| @override |
| Source get source => result.unit.declaredElement.source; |
| |
| @override |
| String get sourceContents => result?.content; |
| |
| /// Abort the current completion request. |
| void abort() { |
| _aborted = true; |
| } |
| |
| @override |
| void checkAborted() { |
| if (_aborted) { |
| throw AbortCompletion(); |
| } |
| } |
| } |