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36 lines
1.1 KiB
JavaScript
36 lines
1.1 KiB
JavaScript
/*
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* Copyright 2011 eBay Software Foundation
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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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*/
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function IdProvider(out) {
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var global = this.global = out.global;
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this.prefix = global.widgetIdPrefix || 'w';
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if (global._nextWidgetId == null) {
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global._nextWidgetId = 0;
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}
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}
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IdProvider.prototype.nextId = function() {
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return this.prefix + (this.global._nextWidgetId++);
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};
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module.exports = function (out) {
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var global = out.global;
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var idProvider = global._widgetIdProvider ||
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(global._widgetIdProvider = new IdProvider(out));
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return idProvider.nextId();
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}; |