34 lines
1.0 KiB
C++
Executable File
34 lines
1.0 KiB
C++
Executable File
/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
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* Use of this file is governed by the BSD 3-clause license that
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* can be found in the LICENSE.txt file in the project root.
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*/
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#include "tree/ParseTree.h"
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#include "tree/Trees.h"
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#include "support/CPPUtils.h"
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#include "Token.h"
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#include "XPathTokenElement.h"
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using namespace antlr4;
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using namespace antlr4::tree;
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using namespace antlr4::tree::xpath;
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XPathTokenElement::XPathTokenElement(const std::string &tokenName, size_t tokenType) : XPathElement(tokenName) {
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_tokenType = tokenType;
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}
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std::vector<ParseTree *> XPathTokenElement::evaluate(ParseTree *t) {
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// return all children of t that match nodeName
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std::vector<ParseTree *> nodes;
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for (auto c : t->children) {
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if (antlrcpp::is<TerminalNode *>(c)) {
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TerminalNode *tnode = dynamic_cast<TerminalNode *>(c);
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if ((tnode->getSymbol()->getType() == _tokenType && !_invert) || (tnode->getSymbol()->getType() != _tokenType && _invert)) {
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nodes.push_back(tnode);
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}
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}
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}
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return nodes;
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}
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