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34 lines
949 B
JavaScript
34 lines
949 B
JavaScript
// Copyright 2016 Samsung Electronics Co., Ltd.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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function Box(data) {
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this._data = data;
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}
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var box = new Box('=');
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Object.defineProperty(Box.prototype, 'data', {
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get: function () {
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assert(this === box);
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return this._data;
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},
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set: function (data) {
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assert(this === box);
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this._data = data;
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}
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});
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assert(box.data === '=');
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box.data = '+';
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assert(box.data === '+');
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