LCOV - code coverage report
Current view: directory - content/xslt/src/xpath - txVariableRefExpr.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 25 0 0.0 %
Date: 2012-06-02 Functions: 7 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is TransforMiiX XSLT processor code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * The MITRE Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1999
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Keith Visco <kvisco@ziplink.net> (Original Author)
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      27                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      34                 :  * the provisions above, a recipient may use your version of this file under
      35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      36                 :  *
      37                 :  * ***** END LICENSE BLOCK ***** */
      38                 : 
      39                 : #include "txExpr.h"
      40                 : #include "nsIAtom.h"
      41                 : #include "txNodeSet.h"
      42                 : #include "nsGkAtoms.h"
      43                 : #include "txIXPathContext.h"
      44                 : 
      45                 :   //-------------------/
      46                 :  //- VariableRefExpr -/
      47                 : //-------------------/
      48                 : 
      49                 : /**
      50                 :  * Creates a VariableRefExpr with the given variable name
      51                 : **/
      52               0 : VariableRefExpr::VariableRefExpr(nsIAtom* aPrefix, nsIAtom* aLocalName,
      53                 :                                  PRInt32 aNSID)
      54               0 :     : mPrefix(aPrefix), mLocalName(aLocalName), mNamespace(aNSID)
      55                 : {
      56               0 :     NS_ASSERTION(mLocalName, "VariableRefExpr without local name?");
      57               0 :     if (mPrefix == nsGkAtoms::_empty)
      58               0 :         mPrefix = 0;
      59               0 : }
      60                 : 
      61                 : /**
      62                 :  * Evaluates this Expr based on the given context node and processor state
      63                 :  * @param context the context node for evaluation of this Expr
      64                 :  * @param ps the ContextState containing the stack information needed
      65                 :  * for evaluation
      66                 :  * @return the result of the evaluation
      67                 : **/
      68                 : nsresult
      69               0 : VariableRefExpr::evaluate(txIEvalContext* aContext, txAExprResult** aResult)
      70                 : {
      71               0 :     nsresult rv = aContext->getVariable(mNamespace, mLocalName, *aResult);
      72               0 :     if (NS_FAILED(rv)) {
      73                 :       // XXX report error, undefined variable
      74               0 :       return rv;
      75                 :     }
      76               0 :     return NS_OK;
      77                 : }
      78                 : 
      79               0 : TX_IMPL_EXPR_STUBS_0(VariableRefExpr, ANY_RESULT)
      80                 : 
      81                 : bool
      82               0 : VariableRefExpr::isSensitiveTo(ContextSensitivity aContext)
      83                 : {
      84               0 :     return !!(aContext & VARIABLES_CONTEXT);
      85                 : }
      86                 : 
      87                 : #ifdef TX_TO_STRING
      88                 : void
      89               0 : VariableRefExpr::toString(nsAString& aDest)
      90                 : {
      91               0 :     aDest.Append(PRUnichar('$'));
      92               0 :     if (mPrefix) {
      93               0 :         nsAutoString prefix;
      94               0 :         mPrefix->ToString(prefix);
      95               0 :         aDest.Append(prefix);
      96               0 :         aDest.Append(PRUnichar(':'));
      97                 :     }
      98               0 :     nsAutoString lname;
      99               0 :     mLocalName->ToString(lname);
     100               0 :     aDest.Append(lname);
     101               0 : }
     102                 : #endif

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