43 lines
1009 B
JavaScript
43 lines
1009 B
JavaScript
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/**
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* @license Apache-2.0
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*
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* Copyright (c) 2018 The Stdlib Authors.
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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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'use strict';
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// MAIN //
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/**
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* Tests for native `Symbol` support.
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*
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* @returns {boolean} boolean indicating if an environment has `Symbol` support
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*
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* @example
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* var bool = hasSymbolSupport();
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* // returns <boolean>
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*/
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function hasSymbolSupport() {
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return (
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typeof Symbol === 'function' &&
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typeof Symbol( 'foo' ) === 'symbol'
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);
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}
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// EXPORTS //
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module.exports = hasSymbolSupport;
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