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author | robot-piglet <robot-piglet@yandex-team.com> | 2023-12-02 01:45:21 +0300 |
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committer | robot-piglet <robot-piglet@yandex-team.com> | 2023-12-02 02:42:50 +0300 |
commit | 9c43d58f75cf086b744cf4fe2ae180e8f37e4a0c (patch) | |
tree | 9f88a486917d371d099cd712efd91b4c122d209d /contrib/libs/antlr4_cpp_runtime/src/tree/pattern/ParseTreePattern.cpp | |
parent | 32fb6dda1feb24f9ab69ece5df0cb9ec238ca5e6 (diff) | |
download | ydb-9c43d58f75cf086b744cf4fe2ae180e8f37e4a0c.tar.gz |
Intermediate changes
Diffstat (limited to 'contrib/libs/antlr4_cpp_runtime/src/tree/pattern/ParseTreePattern.cpp')
-rw-r--r-- | contrib/libs/antlr4_cpp_runtime/src/tree/pattern/ParseTreePattern.cpp | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/contrib/libs/antlr4_cpp_runtime/src/tree/pattern/ParseTreePattern.cpp b/contrib/libs/antlr4_cpp_runtime/src/tree/pattern/ParseTreePattern.cpp new file mode 100644 index 0000000000..ca7f8f20d6 --- /dev/null +++ b/contrib/libs/antlr4_cpp_runtime/src/tree/pattern/ParseTreePattern.cpp @@ -0,0 +1,64 @@ +/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved. + * Use of this file is governed by the BSD 3-clause license that + * can be found in the LICENSE.txt file in the project root. + */ + +#include "tree/ParseTree.h" +#include "tree/pattern/ParseTreePatternMatcher.h" +#include "tree/pattern/ParseTreeMatch.h" + +#include "tree/xpath/XPath.h" +#include "tree/xpath/XPathElement.h" + +#include "tree/pattern/ParseTreePattern.h" + +using namespace antlr4::tree; +using namespace antlr4::tree::pattern; + +using namespace antlrcpp; + +ParseTreePattern::ParseTreePattern(ParseTreePatternMatcher *matcher, const std::string &pattern, int patternRuleIndex_, + ParseTree *patternTree) + : patternRuleIndex(patternRuleIndex_), _pattern(pattern), _patternTree(patternTree), _matcher(matcher) { +} + +ParseTreePattern::~ParseTreePattern() { +} + +ParseTreeMatch ParseTreePattern::match(ParseTree *tree) { + return _matcher->match(tree, *this); +} + +bool ParseTreePattern::matches(ParseTree *tree) { + return _matcher->match(tree, *this).succeeded(); +} + +std::vector<ParseTreeMatch> ParseTreePattern::findAll(ParseTree *tree, const std::string &xpath) { + xpath::XPath finder(_matcher->getParser(), xpath); + std::vector<ParseTree *> subtrees = finder.evaluate(tree); + std::vector<ParseTreeMatch> matches; + for (auto *t : subtrees) { + ParseTreeMatch aMatch = match(t); + if (aMatch.succeeded()) { + matches.push_back(aMatch); + } + } + return matches; +} + + +ParseTreePatternMatcher *ParseTreePattern::getMatcher() const { + return _matcher; +} + +std::string ParseTreePattern::getPattern() const { + return _pattern; +} + +int ParseTreePattern::getPatternRuleIndex() const { + return patternRuleIndex; +} + +ParseTree* ParseTreePattern::getPatternTree() const { + return _patternTree; +} |