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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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/. */
#include "nsError.h"
#include "txExpr.h"
#include "nsString.h"
#include "txIXPathContext.h"
nsresult
txErrorExpr::evaluate(txIEvalContext* aContext, txAExprResult** aResult)
{
*aResult = nullptr;
nsAutoString err(NS_LITERAL_STRING("Invalid expression evaluated"));
#ifdef TX_TO_STRING
err.AppendLiteral(": ");
toString(err);
#endif
aContext->receiveError(err,
NS_ERROR_XPATH_INVALID_EXPRESSION_EVALUATED);
return NS_ERROR_XPATH_INVALID_EXPRESSION_EVALUATED;
}
TX_IMPL_EXPR_STUBS_0(txErrorExpr, ANY_RESULT)
bool
txErrorExpr::isSensitiveTo(ContextSensitivity aContext)
{
// It doesn't really matter what we return here, but it might
// be a good idea to try to keep this as unoptimizable as possible
return true;
}
#ifdef TX_TO_STRING
void
txErrorExpr::toString(nsAString& aStr)
{
aStr.Append(mStr);
}
#endif
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