test262/harness/detachArrayBuffer.js

// Copyright (C) 2016 the V8 project authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: |
    A function used in the process of asserting correctness of TypedArray objects.

    $262.detachArrayBuffer is defined by a host.
defines: [$DETACHBUFFER]
---*/

function $DETACHBUFFER(buffer) {
  if (!$262 || typeof $262.detachArrayBuffer !== "function") {
    throw new Test262Error("No method available to detach an ArrayBuffer");
  }
  $262.detachArrayBuffer(buffer);
}