LCOV - app.info - xpcom/string/src/nsTString.cpp

LCOV - code coverage report
| Current view: | directory - xpcom/string/src - nsTString.cpp (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 12 | 12 | 100.0 %
| Date: | 2012-04-21 | Functions: | 2 | 1 | 50.0 %

           1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
           2                 : /* vim:set ts=2 sw=2 sts=2 et cindent: */
           3                 : /* ***** BEGIN LICENSE BLOCK *****
           4                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           5                 :  *
           6                 :  * The contents of this file are subject to the Mozilla Public License Version
           7                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           8                 :  * the License. You may obtain a copy of the License at
           9                 :  * http://www.mozilla.org/MPL/
          10                 :  *
          11                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          12                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          13                 :  * for the specific language governing rights and limitations under the
          14                 :  * License.
          15                 :  *
          16                 :  * The Original Code is Mozilla.
          17                 :  *
          18                 :  * The Initial Developer of the Original Code is IBM Corporation.
          19                 :  * Portions created by IBM Corporation are Copyright (C) 2003
          20                 :  * IBM Corporation. All Rights Reserved.
          21                 :  *
          22                 :  * Contributor(s):
          23                 :  *   Darin Fisher <darin@meer.net>
          24                 :  *   Johnny Stenback <jst@mozilla.jstenback.com>
          25                 :  *
          26                 :  * Alternatively, the contents of this file may be used under the terms of
          27                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
          28                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          29                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          30                 :  * of those above. If you wish to allow use of your version of this file only
          31                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          32                 :  * use your version of this file under the terms of the MPL, indicate your
          33                 :  * decision by deleting the provisions above and replace them with the notice
          34                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          35                 :  * the provisions above, a recipient may use your version of this file under
          36                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          37                 :  *
          38                 :  * ***** END LICENSE BLOCK ***** */
          39                 :
          40                 : nsTAdoptingString_CharT&
          41            1390 : nsTAdoptingString_CharT::operator=( const self_type& str )
          42                 :   {
          43                 :     // This'll violate the constness of this argument, that's just
          44                 :     // the nature of this class...
          45            1390 :     self_type* mutable_str = const_cast<self_type*>(&str);
          46                 :
          47            1390 :     if (str.mFlags & F_OWNED)
          48                 :       {
          49                 :         // We want to do what Adopt() does, but without actually incrementing
          50                 :         // the Adopt count.  Note that we can be a little more straightforward
          51                 :         // about this than Adopt() is, because we know that str.mData is
          52                 :         // non-null.  Should we be able to assert that str is not void here?
          53            1389 :         NS_ASSERTION(str.mData, "String with null mData?");
          54            1389 :         Finalize();
          55            1389 :         mData = str.mData;
          56            1389 :         mLength = str.mLength;
          57            1389 :         SetDataFlags(F_TERMINATED | F_OWNED);
          58                 :
          59                 :         // Make str forget the buffer we just took ownership of.
          60            1389 :         new (mutable_str) self_type();
          61                 :       }
          62                 :     else
          63                 :       {
          64               1 :         Assign(str);
          65                 :
          66               1 :         mutable_str->Truncate();
          67                 :       }
          68                 :
          69            1390 :     return *this;
          70                 :   }
          71                 :

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