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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 | 5 |
| 6 // Conversions for IDBKey. | 6 // Conversions for IDBKey. |
| 7 // | 7 // |
| 8 // Per http://www.w3.org/TR/IndexedDB/#key-construct | 8 // Per http://www.w3.org/TR/IndexedDB/#key-construct |
| 9 // | 9 // |
| 10 // "A value is said to be a valid key if it is one of the following types: Array | 10 // "A value is said to be a valid key if it is one of the following types: Array |
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| 132 | 132 |
| 133 // TODO(sra): The JavaScript objects suitable for direct cloning by the | 133 // TODO(sra): The JavaScript objects suitable for direct cloning by the |
| 134 // structured clone algorithm could be tagged with an private interface. | 134 // structured clone algorithm could be tagged with an private interface. |
| 135 | 135 |
| 136 if (e is File) return e; | 136 if (e is File) return e; |
| 137 if (e is Blob) return e; | 137 if (e is Blob) return e; |
| 138 if (e is FileList) return e; | 138 if (e is FileList) return e; |
| 139 | 139 |
| 140 // TODO(sra): Firefox: How to convert _TypedImageData on the other end? | 140 // TODO(sra): Firefox: How to convert _TypedImageData on the other end? |
| 141 if (e is ImageData) return e; | 141 if (e is ImageData) return e; |
| 142 if (e is ArrayBuffer) return e; | 142 if (e is ByteBuffer) return e; |
| 143 | 143 |
| 144 if (e is ArrayBufferView) return e; | 144 if (e is TypedData) return e; |
| 145 | 145 |
| 146 if (e is Map) { | 146 if (e is Map) { |
| 147 var slot = findSlot(e); | 147 var slot = findSlot(e); |
| 148 var copy = readSlot(slot); | 148 var copy = readSlot(slot); |
| 149 if (copy != null) return copy; | 149 if (copy != null) return copy; |
| 150 copy = JS('var', '{}'); | 150 copy = JS('var', '{}'); |
| 151 writeSlot(slot, copy); | 151 writeSlot(slot, copy); |
| 152 e.forEach((key, value) { | 152 e.forEach((key, value) { |
| 153 JS('void', '#[#] = #', copy, key, walk(value)); | 153 JS('void', '#[#] = #', copy, key, walk(value)); |
| 154 }); | 154 }); |
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| 321 bool isJavaScriptSimpleObject(value) => | 321 bool isJavaScriptSimpleObject(value) => |
| 322 JS('bool', 'Object.getPrototypeOf(#) === Object.prototype', value); | 322 JS('bool', 'Object.getPrototypeOf(#) === Object.prototype', value); |
| 323 bool isImmutableJavaScriptArray(value) => | 323 bool isImmutableJavaScriptArray(value) => |
| 324 JS('bool', r'!!(#.immutable$list)', value); | 324 JS('bool', r'!!(#.immutable$list)', value); |
| 325 | 325 |
| 326 | 326 |
| 327 | 327 |
| 328 const String _serializedScriptValue = | 328 const String _serializedScriptValue = |
| 329 'num|String|bool|' | 329 'num|String|bool|' |
| 330 '=List|=Object|' | 330 '=List|=Object|' |
| 331 'Blob|File|ArrayBuffer|ArrayBufferView' | 331 'Blob|File|ByteBuffer|TypedData' |
| 332 // TODO(sra): Add Date, RegExp. | 332 // TODO(sra): Add Date, RegExp. |
| 333 ; | 333 ; |
| 334 const annotation_Creates_SerializedScriptValue = | 334 const annotation_Creates_SerializedScriptValue = |
| 335 const Creates(_serializedScriptValue); | 335 const Creates(_serializedScriptValue); |
| 336 const annotation_Returns_SerializedScriptValue = | 336 const annotation_Returns_SerializedScriptValue = |
| 337 const Returns(_serializedScriptValue); | 337 const Returns(_serializedScriptValue); |
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