X-Git-Url: https://gitweb.ps.run/toc/blobdiff_plain/9f94b672a5dc32da5ad01742bd4e976315a30d9c..c6ad2948bb98d42f8e0883ef82cd14cd2d5eda60:/antlr4-cpp-runtime-4.9.2-source/runtime/src/tree/pattern/ParseTreePattern.cpp diff --git a/antlr4-cpp-runtime-4.9.2-source/runtime/src/tree/pattern/ParseTreePattern.cpp b/antlr4-cpp-runtime-4.9.2-source/runtime/src/tree/pattern/ParseTreePattern.cpp new file mode 100644 index 0000000..50f44c8 --- /dev/null +++ b/antlr4-cpp-runtime-4.9.2-source/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 ParseTreePattern::findAll(ParseTree *tree, const std::string &xpath) { + xpath::XPath finder(_matcher->getParser(), xpath); + std::vector subtrees = finder.evaluate(tree); + std::vector 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; +}