Merge remote-tracking branch 'origin/master'

k94314517

2025-07-19 d52e728dc411aa8e43d37bda9f85bfc09871c1a0

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'use strict';
var globalThis = require('../internals/global-this');
var getBuiltInNodeModule = require('../internals/get-built-in-node-module');
var PROPER_STRUCTURED_CLONE_TRANSFER = require('../internals/structured-clone-proper-transfer');
 
var structuredClone = globalThis.structuredClone;
var $ArrayBuffer = globalThis.ArrayBuffer;
var $MessageChannel = globalThis.MessageChannel;
var detach = false;
var WorkerThreads, channel, buffer, $detach;
 
if (PROPER_STRUCTURED_CLONE_TRANSFER) {
  detach = function (transferable) {
    structuredClone(transferable, { transfer: [transferable] });
  };
} else if ($ArrayBuffer) try {
  if (!$MessageChannel) {
    WorkerThreads = getBuiltInNodeModule('worker_threads');
    if (WorkerThreads) $MessageChannel = WorkerThreads.MessageChannel;
  }
 
  if ($MessageChannel) {
    channel = new $MessageChannel();
    buffer = new $ArrayBuffer(2);
 
    $detach = function (transferable) {
      channel.port1.postMessage(null, [transferable]);
    };
 
    if (buffer.byteLength === 2) {
      $detach(buffer);
      if (buffer.byteLength === 0) detach = $detach;
    }
  }
} catch (error) { /* empty */ }
 
module.exports = detach;