hexo/node_modules/es-abstract/2018/IsDetachedBuffer.js

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2023-10-03 11:14:36 +08:00
'use strict';
var GetIntrinsic = require('get-intrinsic');
var $TypeError = GetIntrinsic('%TypeError%');
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;
};