xpcom/ds/nsArrayUtils.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "nsArrayUtils.h"
   8
   9 //
  10 // do_QueryElementAt helper stuff
  11 //
  12 nsresult nsQueryArrayElementAt::operator()(const nsIID& aIID,
  13                                            void** aResult) const {
  14   nsresult status = mArray ? mArray->QueryElementAt(mIndex, aIID, aResult)
  15                            : NS_ERROR_NULL_POINTER;
  16
  17   if (mErrorPtr) {
  18     *mErrorPtr = status;
  19   }
  20
  21   return status;
  22 }