forked from OSchip/llvm-project
84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
//===--- ASTMatchersInternal.cpp - Structural query framework -------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Implements the base layer of the matcher framework.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/ASTMatchers/ASTMatchers.h"
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#include "clang/ASTMatchers/ASTMatchersInternal.h"
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namespace clang {
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namespace ast_matchers {
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namespace internal {
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void BoundNodesMap::copyTo(BoundNodesTreeBuilder *Builder) const {
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for (IDToNodeMap::const_iterator It = NodeMap.begin();
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It != NodeMap.end();
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++It) {
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Builder->setBinding(It->first, It->second);
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}
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}
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void BoundNodesMap::copyTo(BoundNodesMap *Other) const {
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copy(NodeMap.begin(), NodeMap.end(),
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inserter(Other->NodeMap, Other->NodeMap.begin()));
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}
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BoundNodesTree::BoundNodesTree() {}
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BoundNodesTree::BoundNodesTree(
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const BoundNodesMap& Bindings,
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const std::vector<BoundNodesTree> RecursiveBindings)
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: Bindings(Bindings),
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RecursiveBindings(RecursiveBindings) {}
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void BoundNodesTree::copyTo(BoundNodesTreeBuilder* Builder) const {
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Bindings.copyTo(Builder);
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for (std::vector<BoundNodesTree>::const_iterator
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I = RecursiveBindings.begin(),
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E = RecursiveBindings.end();
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I != E; ++I) {
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Builder->addMatch(*I);
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}
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}
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void BoundNodesTree::visitMatches(Visitor* ResultVisitor) {
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BoundNodesMap AggregatedBindings;
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visitMatchesRecursively(ResultVisitor, &AggregatedBindings);
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}
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void BoundNodesTree::
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visitMatchesRecursively(Visitor* ResultVisitor,
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BoundNodesMap* AggregatedBindings) {
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Bindings.copyTo(AggregatedBindings);
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if (RecursiveBindings.empty()) {
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ResultVisitor->visitMatch(BoundNodes(*AggregatedBindings));
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} else {
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for (unsigned I = 0; I < RecursiveBindings.size(); ++I) {
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RecursiveBindings[I].visitMatchesRecursively(ResultVisitor,
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AggregatedBindings);
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}
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}
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}
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BoundNodesTreeBuilder::BoundNodesTreeBuilder() {}
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void BoundNodesTreeBuilder::addMatch(const BoundNodesTree& Bindings) {
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RecursiveBindings.push_back(Bindings);
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}
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BoundNodesTree BoundNodesTreeBuilder::build() const {
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return BoundNodesTree(Bindings, RecursiveBindings);
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}
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} // end namespace internal
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} // end namespace ast_matchers
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} // end namespace clang
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