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.
35 lines
1.2 KiB
35 lines
1.2 KiB
'use strict';
|
|
|
|
var GetIntrinsic = require('get-intrinsic');
|
|
|
|
var $SyntaxError = GetIntrinsic('%SyntaxError%');
|
|
var $TypeError = GetIntrinsic('%TypeError%');
|
|
|
|
var isArrayBuffer = require('is-array-buffer');
|
|
var isSharedArrayBuffer = require('is-shared-array-buffer');
|
|
|
|
var MessageChannel;
|
|
try {
|
|
// eslint-disable-next-line global-require
|
|
MessageChannel = require('worker_threads').MessageChannel; // node 11.7+
|
|
} catch (e) { /**/ }
|
|
|
|
// https://262.ecma-international.org/8.0/#sec-detacharraybuffer
|
|
|
|
/* globals postMessage */
|
|
|
|
module.exports = function DetachArrayBuffer(arrayBuffer) {
|
|
if (!isArrayBuffer(arrayBuffer) || isSharedArrayBuffer(arrayBuffer)) {
|
|
throw new $TypeError('Assertion failed: `arrayBuffer` must be an Object with an [[ArrayBufferData]] internal slot, and not a Shared Array Buffer');
|
|
}
|
|
if (typeof structuredClone === 'function') {
|
|
structuredClone(arrayBuffer, { transfer: [arrayBuffer] });
|
|
} else if (typeof postMessage === 'function') {
|
|
postMessage('', '/', [arrayBuffer]); // TODO: see if this might trigger listeners
|
|
} else if (MessageChannel) {
|
|
(new MessageChannel()).port1.postMessage(null, [arrayBuffer]);
|
|
} else {
|
|
throw new $SyntaxError('DetachArrayBuffer is not supported in this environment');
|
|
}
|
|
return null;
|
|
};
|
|
|