17 lines
437 B
JavaScript
17 lines
437 B
JavaScript
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var toString = Object.prototype.toString;
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module.exports = function isArguments(value) {
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var str = toString.call(value);
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var isArguments = str === '[object Arguments]';
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if (!isArguments) {
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isArguments = str !== '[object Array]'
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&& value !== null
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&& typeof value === 'object'
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&& typeof value.length === 'number'
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&& value.length >= 0
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&& toString.call(value.callee) === '[object Function]';
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}
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return isArguments;
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};
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