The Tor Browser / file comparison
comparison: dom/xslt/xpath/txXPathOptimizer.h
dom/xslt/xpath/txXPathOptimizer.h
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
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| -1:000000000000 | 0:534300bf27b0 |
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| 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 #ifndef txXPathOptimizer_h__ | |
| 7 #define txXPathOptimizer_h__ | |
| 8 | |
| 9 #include "txCore.h" | |
| 10 | |
| 11 class Expr; | |
| 12 | |
| 13 class txXPathOptimizer | |
| 14 { | |
| 15 public: | |
| 16 /** | |
| 17 * Optimize the given expression. | |
| 18 * @param aInExpr Expression to optimize. | |
| 19 * @param aOutExpr Resulting expression, null if optimization didn't | |
| 20 * result in a new expression. | |
| 21 */ | |
| 22 nsresult optimize(Expr* aInExpr, Expr** aOutExpr); | |
| 23 | |
| 24 private: | |
| 25 // Helper methods for optimizing specific classes | |
| 26 nsresult optimizeStep(Expr* aInExpr, Expr** aOutExpr); | |
| 27 nsresult optimizePath(Expr* aInExpr, Expr** aOutExpr); | |
| 28 nsresult optimizeUnion(Expr* aInExpr, Expr** aOutExpr); | |
| 29 }; | |
| 30 | |
| 31 #endif |
