| ; | |
| var $TypeError = require('es-errors/type'); | |
| var callBound = require('call-bind/callBound'); | |
| var $dataViewByteLength = callBound('DataView.prototype.byteLength', true); | |
| var isDataView = require('is-data-view'); | |
| // node <= 0.10, < 0.11.4 has a nonconfigurable own property instead of a prototype getter | |
| /** @type {import('.')} */ | |
| module.exports = $dataViewByteLength || function byteLength(x) { | |
| if (!isDataView(x)) { | |
| throw new $TypeError('not a DataView'); | |
| } | |
| return x.byteLength; | |
| }; | |