gecko-dev/dom/xslt/xpath/txErrorExpr.cpp

36 строки
1.1 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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(u"Invalid expression evaluated"_ns);
#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