This commit is contained in:
Lilith 2024-06-13 00:09:21 +02:00
parent eddf7cecb8
commit aea798d119
Signed by: lilith
GPG key ID: 8712A0F317C37175
16631 changed files with 1480363 additions and 257 deletions

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'use strict';
var $TypeError = require('es-errors/type');
var callBound = require('call-bind/callBound');
var $arrayBufferResizable = callBound('%ArrayBuffer.prototype.resizable%', true);
var $sharedArrayGrowable = callBound('%SharedArrayBuffer.prototype.growable%', true);
var isArrayBuffer = require('is-array-buffer');
var isSharedArrayBuffer = require('is-shared-array-buffer');
// https://262.ecma-international.org/15.0/#sec-isfixedlengtharraybuffer
module.exports = function IsFixedLengthArrayBuffer(arrayBuffer) {
var isAB = isArrayBuffer(arrayBuffer);
var isSAB = isSharedArrayBuffer(arrayBuffer);
if (!isAB && !isSAB) {
throw new $TypeError('Assertion failed: `arrayBuffer` must be an ArrayBuffer or SharedArrayBuffer');
}
if (isAB && $arrayBufferResizable) {
return !$arrayBufferResizable(arrayBuffer); // step 1
}
if (isSAB && $sharedArrayGrowable) {
return !$sharedArrayGrowable(arrayBuffer); // step 1
}
return true; // step 2
};