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24 lines
712 B
24 lines
712 B
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module.exports = isBuf;
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var withNativeBuffer = typeof global.Buffer === 'function' && typeof global.Buffer.isBuffer === 'function';
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var withNativeArrayBuffer = typeof global.ArrayBuffer === 'function';
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var isView = (function () {
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if (withNativeArrayBuffer && typeof global.ArrayBuffer.isView === 'function') {
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return global.ArrayBuffer.isView;
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} else {
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return function (obj) { return obj.buffer instanceof global.ArrayBuffer; };
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}
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})();
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/**
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* Returns true if obj is a buffer or an arraybuffer.
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*
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* @api private
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*/
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function isBuf(obj) {
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return (withNativeBuffer && global.Buffer.isBuffer(obj)) ||
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(withNativeArrayBuffer && (obj instanceof global.ArrayBuffer || isView(obj)));
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}
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