The Tor Browser / file comparison
comparison: dom/xslt/xpath/txPredicatedNodeTest.cpp
dom/xslt/xpath/txPredicatedNodeTest.cpp
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:590f7328555d |
|---|---|
| 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 "txExpr.h" | |
| 7 #include "txExprResult.h" | |
| 8 #include "txSingleNodeContext.h" | |
| 9 | |
| 10 txPredicatedNodeTest::txPredicatedNodeTest(txNodeTest* aNodeTest, | |
| 11 Expr* aPredicate) | |
| 12 : mNodeTest(aNodeTest), | |
| 13 mPredicate(aPredicate) | |
| 14 { | |
| 15 NS_ASSERTION(!mPredicate->isSensitiveTo(Expr::NODESET_CONTEXT), | |
| 16 "predicate must not be context-nodeset-sensitive"); | |
| 17 } | |
| 18 | |
| 19 bool | |
| 20 txPredicatedNodeTest::matches(const txXPathNode& aNode, | |
| 21 txIMatchContext* aContext) | |
| 22 { | |
| 23 if (!mNodeTest->matches(aNode, aContext)) { | |
| 24 return false; | |
| 25 } | |
| 26 | |
| 27 txSingleNodeContext context(aNode, aContext); | |
| 28 nsRefPtr<txAExprResult> res; | |
| 29 nsresult rv = mPredicate->evaluate(&context, getter_AddRefs(res)); | |
| 30 NS_ENSURE_SUCCESS(rv, false); | |
| 31 | |
| 32 return res->booleanValue(); | |
| 33 } | |
| 34 | |
| 35 double | |
| 36 txPredicatedNodeTest::getDefaultPriority() | |
| 37 { | |
| 38 return 0.5; | |
| 39 } | |
| 40 | |
| 41 bool | |
| 42 txPredicatedNodeTest::isSensitiveTo(Expr::ContextSensitivity aContext) | |
| 43 { | |
| 44 return mNodeTest->isSensitiveTo(aContext) || | |
| 45 mPredicate->isSensitiveTo(aContext); | |
| 46 } | |
| 47 | |
| 48 #ifdef TX_TO_STRING | |
| 49 void | |
| 50 txPredicatedNodeTest::toString(nsAString& aDest) | |
| 51 { | |
| 52 mNodeTest->toString(aDest); | |
| 53 aDest.Append(char16_t('[')); | |
| 54 mPredicate->toString(aDest); | |
| 55 aDest.Append(char16_t(']')); | |
| 56 } | |
| 57 #endif |
