'use strict'; var $TypeError = require('es-errors/type'); var $byteLength = require('array-buffer-byte-length'); var isArrayBuffer = require('is-array-buffer'); var availableTypedArrays = require('available-typed-arrays')(); // https://262.ecma-international.org/6.0/#sec-isdetachedbuffer module.exports = function IsDetachedBuffer(arrayBuffer) { if (!isArrayBuffer(arrayBuffer)) { throw new $TypeError('Assertion failed: `arrayBuffer` must be an Object with an [[ArrayBufferData]] internal slot'); } if ($byteLength(arrayBuffer) === 0) { try { new global[availableTypedArrays[0]](arrayBuffer); // eslint-disable-line no-new } catch (error) { return !!error && error.name === 'TypeError'; } } return false; };