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21 lines
641 B
JavaScript
21 lines
641 B
JavaScript
6 years ago
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var supportsArgumentsClass = (function(){
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return Object.prototype.toString.call(arguments)
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})() == '[object Arguments]';
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exports = module.exports = supportsArgumentsClass ? supported : unsupported;
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exports.supported = supported;
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function supported(object) {
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return Object.prototype.toString.call(object) == '[object Arguments]';
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};
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exports.unsupported = unsupported;
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function unsupported(object){
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return object &&
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typeof object == 'object' &&
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typeof object.length == 'number' &&
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Object.prototype.hasOwnProperty.call(object, 'callee') &&
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!Object.prototype.propertyIsEnumerable.call(object, 'callee') ||
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false;
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};
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