Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #include "nsError.h"
       7             : #include "txExpr.h"
       8             : #include "nsString.h"
       9             : #include "txIXPathContext.h"
      10             : 
      11             : nsresult
      12           0 : txErrorExpr::evaluate(txIEvalContext* aContext, txAExprResult** aResult)
      13             : {
      14           0 :     *aResult = nullptr;
      15             : 
      16           0 :     nsAutoString err(NS_LITERAL_STRING("Invalid expression evaluated"));
      17             : #ifdef TX_TO_STRING
      18           0 :     err.AppendLiteral(": ");
      19           0 :     toString(err);
      20             : #endif
      21           0 :     aContext->receiveError(err,
      22           0 :                            NS_ERROR_XPATH_INVALID_EXPRESSION_EVALUATED);
      23             : 
      24           0 :     return NS_ERROR_XPATH_INVALID_EXPRESSION_EVALUATED;
      25             : }
      26             : 
      27           0 : TX_IMPL_EXPR_STUBS_0(txErrorExpr, ANY_RESULT)
      28             : 
      29             : bool
      30           0 : txErrorExpr::isSensitiveTo(ContextSensitivity aContext)
      31             : {
      32             :     // It doesn't really matter what we return here, but it might
      33             :     // be a good idea to try to keep this as unoptimizable as possible
      34           0 :     return true;
      35             : }
      36             : 
      37             : #ifdef TX_TO_STRING
      38             : void
      39           0 : txErrorExpr::toString(nsAString& aStr)
      40             : {
      41           0 :     aStr.Append(mStr);
      42           0 : }
      43             : #endif