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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 analyzer.src.dart.ast.utilities; | 5 library analyzer.src.dart.ast.utilities; |
| 6 | 6 |
| 7 import 'dart:collection'; | 7 import 'dart:collection'; |
| 8 | 8 |
| 9 import 'package:analyzer/dart/ast/ast.dart'; | 9 import 'package:analyzer/dart/ast/ast.dart'; |
| 10 import 'package:analyzer/dart/ast/token.dart'; | 10 import 'package:analyzer/dart/ast/token.dart'; |
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| 65 return null; | 65 return null; |
| 66 } | 66 } |
| 67 return node.accept(this) as AstNode/*=E*/; | 67 return node.accept(this) as AstNode/*=E*/; |
| 68 } | 68 } |
| 69 | 69 |
| 70 /** | 70 /** |
| 71 * Return a list containing cloned versions of the nodes in the given list of | 71 * Return a list containing cloned versions of the nodes in the given list of |
| 72 * [nodes]. | 72 * [nodes]. |
| 73 */ | 73 */ |
| 74 List<AstNode/*=E*/ > cloneNodeList/*<E extends AstNode>*/( | 74 List<AstNode/*=E*/ > cloneNodeList/*<E extends AstNode>*/( |
| 75 NodeList/*<E>*/ nodes) { | 75 List/*<E>*/ nodes) { |
| 76 int count = nodes.length; | 76 int count = nodes.length; |
| 77 List/*<E>*/ clonedNodes = new List/*<E>*/(); | 77 List/*<E>*/ clonedNodes = new List/*<E>*/(); |
| 78 for (int i = 0; i < count; i++) { | 78 for (int i = 0; i < count; i++) { |
| 79 clonedNodes.add((nodes[i]).accept(this) as AstNode/*=E*/); | 79 clonedNodes.add((nodes[i]).accept(this) as AstNode/*=E*/); |
| 80 } | 80 } |
| 81 return clonedNodes; | 81 return clonedNodes; |
| 82 } | 82 } |
| 83 | 83 |
| 84 /** | 84 /** |
| 85 * Clone the given [token] if tokens are supposed to be cloned. | 85 * Clone the given [token] if tokens are supposed to be cloned. |
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| 7829 * Safely visit the given [token], printing the [suffix] after the token if it | 7829 * Safely visit the given [token], printing the [suffix] after the token if it |
| 7830 * is non-`null`. | 7830 * is non-`null`. |
| 7831 */ | 7831 */ |
| 7832 void _visitTokenWithSuffix(Token token, String suffix) { | 7832 void _visitTokenWithSuffix(Token token, String suffix) { |
| 7833 if (token != null) { | 7833 if (token != null) { |
| 7834 _writer.print(token.lexeme); | 7834 _writer.print(token.lexeme); |
| 7835 _writer.print(suffix); | 7835 _writer.print(suffix); |
| 7836 } | 7836 } |
| 7837 } | 7837 } |
| 7838 } | 7838 } |
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