You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
24 lines
671 B
24 lines
671 B
'use strict'; |
|
|
|
var callBound = require('call-bound'); |
|
|
|
/** @type {undefined | ((thisArg: SharedArrayBuffer) => number)} */ |
|
var $byteLength = callBound('SharedArrayBuffer.prototype.byteLength', true); |
|
|
|
/** @type {import('.')} */ |
|
module.exports = $byteLength |
|
? function isSharedArrayBuffer(obj) { |
|
if (!obj || typeof obj !== 'object') { |
|
return false; |
|
} |
|
try { |
|
// @ts-expect-error TS can't figure out this closed-over variable is non-nullable, and it's fine that `obj` might not be a SAB |
|
$byteLength(obj); |
|
return true; |
|
} catch (e) { |
|
return false; |
|
} |
|
} |
|
: function isSharedArrayBuffer(_obj) { // eslint-disable-line no-unused-vars |
|
return false; |
|
};
|
|
|