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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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 patch class Expando<T> { | 5 patch class Expando<T> { |
6 /* patch */ Expando([this.name]) : _data = new List(); | 6 /* patch */ Expando([this.name]) : _data = new List(); |
7 | 7 |
8 /* patch */ T operator[](Object object) { | 8 /* patch */ T operator[](Object object) { |
9 _checkType(object); | 9 _checkType(object); |
10 var doCompact = false; | 10 var doCompact = false; |
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47 _data[i].value = value; | 47 _data[i].value = value; |
48 } else { | 48 } else { |
49 _data.add(new _WeakProperty(object, value)); | 49 _data.add(new _WeakProperty(object, value)); |
50 } | 50 } |
51 if (doCompact) { | 51 if (doCompact) { |
52 _data = _data.filter((e) => (e != null)); | 52 _data = _data.filter((e) => (e != null)); |
53 } | 53 } |
54 } | 54 } |
55 | 55 |
56 static _checkType(object) { | 56 static _checkType(object) { |
57 if (object == null || object is bool || object is num || object is String) { | 57 if (object == null) { |
| 58 throw new NullPointerException(); |
| 59 } |
| 60 if (object is bool || object is num || object is String) { |
58 throw new ArgumentError(object); | 61 throw new ArgumentError(object); |
59 } | 62 } |
60 } | 63 } |
61 | 64 |
62 List _data; | 65 List _data; |
63 } | 66 } |
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