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/* -*- 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 "txExpr.h"
#include "nsAtom.h"
#include "txIXPathContext.h"
#include "txXPathTreeWalker.h"
nsresult txNodeTypeTest::matches(const txXPathNode& aNode,
txIMatchContext* aContext, bool& aMatched) {
switch (mNodeType) {
case COMMENT_TYPE: {
aMatched = txXPathNodeUtils::isComment(aNode);
return NS_OK;
}
case TEXT_TYPE: {
aMatched = txXPathNodeUtils::isText(aNode);
if (aMatched) {
bool allowed;
nsresult rv = aContext->isStripSpaceAllowed(aNode, allowed);
NS_ENSURE_SUCCESS(rv, rv);
aMatched = !allowed;
}
return NS_OK;
}
case PI_TYPE: {
aMatched =
txXPathNodeUtils::isProcessingInstruction(aNode) &&
(!mNodeName || txXPathNodeUtils::localNameEquals(aNode, mNodeName));
return NS_OK;
}
case NODE_TYPE: {
if (txXPathNodeUtils::isText(aNode)) {
bool allowed;
nsresult rv = aContext->isStripSpaceAllowed(aNode, allowed);
NS_ENSURE_SUCCESS(rv, rv);
aMatched = !allowed;
} else {
aMatched = true;
}
return NS_OK;
}
}
MOZ_ASSERT_UNREACHABLE("Didn't deal with all values of the NodeType enum!");
aMatched = false;
return NS_OK;
}
txNodeTest::NodeTestType txNodeTypeTest::getType() { return NODETYPE_TEST; }
/*
* Returns the default priority of this txNodeTest
*/
double txNodeTypeTest::getDefaultPriority() { return mNodeName ? 0 : -0.5; }
bool txNodeTypeTest::isSensitiveTo(Expr::ContextSensitivity aContext) {
return !!(aContext & Expr::NODE_CONTEXT);
}
#ifdef TX_TO_STRING
void txNodeTypeTest::toString(nsAString& aDest) {
switch (mNodeType) {
case COMMENT_TYPE:
aDest.AppendLiteral("comment()");
break;
case TEXT_TYPE:
aDest.AppendLiteral("text()");
break;
case PI_TYPE:
aDest.AppendLiteral("processing-instruction(");
if (mNodeName) {
nsAutoString str;
mNodeName->ToString(str);
aDest.Append(char16_t('\''));
aDest.Append(str);
aDest.Append(char16_t('\''));
}
aDest.Append(char16_t(')'));
break;
case NODE_TYPE:
aDest.AppendLiteral("node()");
break;
}
}
#endif
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