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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2014, 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 library glob.ast; | 5 library glob.ast; |
6 | 6 |
7 import 'package:path/path.dart' as p; | 7 import 'package:path/path.dart' as p; |
8 import 'package:collection/collection.dart'; | 8 import 'package:collection/collection.dart'; |
9 | 9 |
10 import 'utils.dart'; | 10 import 'utils.dart'; |
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327 | 327 |
328 OptionsNode(Iterable<SequenceNode> options) | 328 OptionsNode(Iterable<SequenceNode> options) |
329 : options = options.toList(); | 329 : options = options.toList(); |
330 | 330 |
331 OptionsNode flattenOptions() => new OptionsNode( | 331 OptionsNode flattenOptions() => new OptionsNode( |
332 options.expand((option) => option.flattenOptions().options)); | 332 options.expand((option) => option.flattenOptions().options)); |
333 | 333 |
334 String _toRegExp() => | 334 String _toRegExp() => |
335 '(?:${options.map((option) => option._toRegExp()).join("|")})'; | 335 '(?:${options.map((option) => option._toRegExp()).join("|")})'; |
336 | 336 |
337 bool operator==(Object other) => other is OptionsNode && | 337 bool operator==(Object other) => other is OptionsNode && |
338 const UnorderedIterableEquality().equals(options, other.options); | 338 const UnorderedIterableEquality().equals(options, other.options); |
339 | 339 |
340 int get hashCode => const UnorderedIterableEquality().hash(options); | 340 int get hashCode => const UnorderedIterableEquality().hash(options); |
341 | 341 |
342 String toString() => '{${options.join(',')}}'; | 342 String toString() => '{${options.join(',')}}'; |
343 } | 343 } |
344 | 344 |
345 /// A node that matches a literal string. | 345 /// A node that matches a literal string. |
346 class LiteralNode extends AstNode { | 346 class LiteralNode extends AstNode { |
347 /// The string to match. | 347 /// The string to match. |
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363 LiteralNode(this.text, [this._context]); | 363 LiteralNode(this.text, [this._context]); |
364 | 364 |
365 String _toRegExp() => regExpQuote(text); | 365 String _toRegExp() => regExpQuote(text); |
366 | 366 |
367 bool operator==(Object other) => other is LiteralNode && other.text == text; | 367 bool operator==(Object other) => other is LiteralNode && other.text == text; |
368 | 368 |
369 int get hashCode => text.hashCode; | 369 int get hashCode => text.hashCode; |
370 | 370 |
371 String toString() => text; | 371 String toString() => text; |
372 } | 372 } |
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