dom/chrome-webidl/PrecompiledScript.webidl
author Narcis Beleuzu <nbeleuzu@mozilla.com>
Sun, 29 Jul 2018 03:55:23 +0300
changeset 483986 aaee68beff800bcf076d9c49b5c1f6531b135579
parent 459608 7532ccb5c0b39d6abbf7f67caee3f72c7f5addbe
child 491979 b417c2d937e8b0a4987e61b1d47efae4435a3fde
permissions -rw-r--r--
Backed out 2 changesets (bug 1463016, bug 1463291) for geckoview failures Backed out changeset fcfb99baa0f0 (bug 1463291) Backed out changeset 0d69b4fb1ed4 (bug 1463016)

/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/.
 */

/**
 * Represents a pre-compiled JS script, which can be repeatedly executed in
 * different globals without being re-parsed.
 */
[ChromeOnly, Exposed=(Window,System)]
interface PrecompiledScript {
  /**
   * Executes the script in the context of, and with the security principal
   * of, the given object's global. If compiled with a return value, returns
   * the value of the script's last expression. Otherwise returns undefined.
   */
  [Throws]
  any executeInGlobal(object global);

  /**
   * The URL that the script was loaded from.
   */
  [Pure]
  readonly attribute DOMString url;

  /**
   * True if the script was compiled with a return value, and will return the
   * value of its last expression when executed.
   */
  [Pure]
  readonly attribute boolean hasReturnValue;
};