67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
//===-- SymbolIndexManager.h - Managing multiple SymbolIndices --*- C++ -*-===//
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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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#ifndef LLVM_CLANG_TOOLS_EXTRA_INCLUDE_FIXER_SYMBOLINDEXMANAGER_H
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#define LLVM_CLANG_TOOLS_EXTRA_INCLUDE_FIXER_SYMBOLINDEXMANAGER_H
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#include "SymbolIndex.h"
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#include "find-all-symbols/SymbolInfo.h"
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#include "llvm/ADT/StringRef.h"
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#ifdef _MSC_VER
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// Disable warnings from ppltasks.h transitively included by <future>.
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#pragma warning(push)
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#pragma warning(disable:4530)
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#endif
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#include <future>
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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namespace clang {
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namespace include_fixer {
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/// This class provides an interface for finding the header files corresponding
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/// to an identifier in the source code from multiple symbol databases.
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class SymbolIndexManager {
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public:
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void addSymbolIndex(std::function<std::unique_ptr<SymbolIndex>()> F) {
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#if LLVM_ENABLE_THREADS
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auto Strategy = std::launch::async;
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#else
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auto Strategy = std::launch::deferred;
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#endif
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SymbolIndices.push_back(std::async(Strategy, F));
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}
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/// Search for header files to be included for an identifier.
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/// \param Identifier The identifier being searched for. May or may not be
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/// fully qualified.
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/// \param IsNestedSearch Whether searching nested classes. If true, the
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/// method tries to strip identifier name parts from the end until it
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/// finds the corresponding candidates in database (e.g for identifier
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/// "b::foo", the method will try to find "b" if it fails to find
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/// "b::foo").
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///
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/// \returns A list of symbol candidates.
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std::vector<find_all_symbols::SymbolInfo>
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search(llvm::StringRef Identifier, bool IsNestedSearch = true,
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llvm::StringRef FileName = "") const;
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private:
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std::vector<std::shared_future<std::unique_ptr<SymbolIndex>>> SymbolIndices;
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};
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} // namespace include_fixer
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} // namespace clang
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#endif
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