Skip to content
Permalink
9bfb9ba527
Switch branches/tags

Name already in use

A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
Go to file
 
 
Cannot retrieve contributors at this time
27 lines (20 sloc) 783 Bytes
'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;
};