+//===- ConcreteSymbolEnumerator.h -------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_DEBUGINFO_PDB_CONCRETESYMBOLENUMERATOR_H
+#define LLVM_DEBUGINFO_PDB_CONCRETESYMBOLENUMERATOR_H
+
+#include <memory>
+#include "IPDBEnumChildren.h"
+
+namespace llvm {
+
+template <typename ChildType>
+class ConcreteSymbolEnumerator : public IPDBEnumChildren<ChildType> {
+public:
+ ConcreteSymbolEnumerator(std::unique_ptr<IPDBEnumSymbols> SymbolEnumerator)
+ : Enumerator(std::move(SymbolEnumerator)) {}
+
+ virtual ~ConcreteSymbolEnumerator() {}
+
+ uint32_t getChildCount() const override {
+ return Enumerator->getChildCount();
+ }
+
+ std::unique_ptr<ChildType> getChildAtIndex(uint32_t Index) const {
+ std::unique_ptr<PDBSymbol> Child = Enumerator->getChildAtIndex(Index);
+ return make_concrete_child(std::move(Child));
+ }
+
+ std::unique_ptr<ChildType> getNext() {
+ std::unique_ptr<PDBSymbol> Child = Enumerator->getNext();
+ return make_concrete_child(std::move(Child));
+ }
+
+ void reset() { Enumerator->reset(); }
+
+ MyType *clone() const {
+ std::unique_ptr<IPDBEnumSymbols> WrappedClone(Enumerator->clone());
+ return new ConcreteSymbolEnumerator<ChildType>(std::move(WrappedClone));
+ }
+
+private:
+ std::unique_ptr<ChildType>
+ make_concrete_child(std::unique_ptr<PDBSymbol> Child) const {
+ ChildType *ConcreteChild = dyn_cast_or_null<ChildType>(Child.release());
+ return std::unique_ptr<ChildType>(ConcreteChild);
+ }
+
+ std::unique_ptr<IPDBEnumSymbols> Enumerator;
+};
+}
+
+#endif