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comparison: dom/xslt/xpath/txLiteralExpr.cpp
dom/xslt/xpath/txLiteralExpr.cpp
- changeset 0
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| -1:000000000000 | 0:d34650dbef3e |
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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 #include "txExpr.h" | |
| 7 | |
| 8 nsresult | |
| 9 txLiteralExpr::evaluate(txIEvalContext* aContext, txAExprResult** aResult) | |
| 10 { | |
| 11 NS_ENSURE_TRUE(mValue, NS_ERROR_OUT_OF_MEMORY); | |
| 12 | |
| 13 *aResult = mValue; | |
| 14 NS_ADDREF(*aResult); | |
| 15 | |
| 16 return NS_OK; | |
| 17 } | |
| 18 | |
| 19 static Expr::ResultType resultTypes[] = | |
| 20 { | |
| 21 Expr::NODESET_RESULT, // NODESET | |
| 22 Expr::BOOLEAN_RESULT, // BOOLEAN | |
| 23 Expr::NUMBER_RESULT, // NUMBER | |
| 24 Expr::STRING_RESULT, // STRING | |
| 25 Expr::RTF_RESULT // RESULT_TREE_FRAGMENT | |
| 26 }; | |
| 27 | |
| 28 Expr::ResultType | |
| 29 txLiteralExpr::getReturnType() | |
| 30 { | |
| 31 return resultTypes[mValue->getResultType()]; | |
| 32 } | |
| 33 | |
| 34 Expr* | |
| 35 txLiteralExpr::getSubExprAt(uint32_t aPos) | |
| 36 { | |
| 37 return nullptr; | |
| 38 } | |
| 39 void | |
| 40 txLiteralExpr::setSubExprAt(uint32_t aPos, Expr* aExpr) | |
| 41 { | |
| 42 NS_NOTREACHED("setting bad subexpression index"); | |
| 43 } | |
| 44 | |
| 45 bool | |
| 46 txLiteralExpr::isSensitiveTo(ContextSensitivity aContext) | |
| 47 { | |
| 48 return false; | |
| 49 } | |
| 50 | |
| 51 #ifdef TX_TO_STRING | |
| 52 void | |
| 53 txLiteralExpr::toString(nsAString& aStr) | |
| 54 { | |
| 55 switch (mValue->getResultType()) { | |
| 56 case txAExprResult::NODESET: | |
| 57 { | |
| 58 aStr.AppendLiteral(" { Nodeset literal } "); | |
| 59 return; | |
| 60 } | |
| 61 case txAExprResult::BOOLEAN: | |
| 62 { | |
| 63 if (mValue->booleanValue()) { | |
| 64 aStr.AppendLiteral("true()"); | |
| 65 } | |
| 66 else { | |
| 67 aStr.AppendLiteral("false()"); | |
| 68 } | |
| 69 return; | |
| 70 } | |
| 71 case txAExprResult::NUMBER: | |
| 72 { | |
| 73 txDouble::toString(mValue->numberValue(), aStr); | |
| 74 return; | |
| 75 } | |
| 76 case txAExprResult::STRING: | |
| 77 { | |
| 78 StringResult* strRes = | |
| 79 static_cast<StringResult*>(static_cast<txAExprResult*> | |
| 80 (mValue)); | |
| 81 char16_t ch = '\''; | |
| 82 if (strRes->mValue.FindChar(ch) != kNotFound) { | |
| 83 ch = '\"'; | |
| 84 } | |
| 85 aStr.Append(ch); | |
| 86 aStr.Append(strRes->mValue); | |
| 87 aStr.Append(ch); | |
| 88 return; | |
| 89 } | |
| 90 case txAExprResult::RESULT_TREE_FRAGMENT: | |
| 91 { | |
| 92 aStr.AppendLiteral(" { RTF literal } "); | |
| 93 return; | |
| 94 } | |
| 95 } | |
| 96 } | |
| 97 #endif |
