| Path : /var/www/html/infraai.ai/frontend/node_modules/is-array-buffer/ |
|
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| Current File : /var/www/html/infraai.ai/frontend/node_modules/is-array-buffer/index.js |
'use strict';
var callBind = require('call-bind');
var callBound = require('call-bound');
var GetIntrinsic = require('get-intrinsic');
var $ArrayBuffer = GetIntrinsic('%ArrayBuffer%', true);
/** @type {undefined | ((receiver: ArrayBuffer) => number) | ((receiver: unknown) => never)} */
var $byteLength = callBound('ArrayBuffer.prototype.byteLength', true);
var $toString = callBound('Object.prototype.toString');
// in node 0.10, ArrayBuffers have no prototype methods, but have an own slot-checking `slice` method
var abSlice = !!$ArrayBuffer && !$byteLength && new $ArrayBuffer(0).slice;
var $abSlice = !!abSlice && callBind(abSlice);
/** @type {import('.')} */
module.exports = $byteLength || $abSlice
? function isArrayBuffer(obj) {
if (!obj || typeof obj !== 'object') {
return false;
}
try {
if ($byteLength) {
// @ts-expect-error no idea why TS can't handle the overload
$byteLength(obj);
} else {
// @ts-expect-error TS chooses not to type-narrow inside a closure
$abSlice(obj, 0);
}
return true;
} catch (e) {
return false;
}
}
: $ArrayBuffer
// in node 0.8, ArrayBuffers have no prototype or own methods, but also no Symbol.toStringTag
? function isArrayBuffer(obj) {
return $toString(obj) === '[object ArrayBuffer]';
}
// @ts-expect-error
: function isArrayBuffer(obj) { // eslint-disable-line no-unused-vars
return false;
};