llvm-project/clang/lib/Index/FileIndexRecord.h

71 lines
2.5 KiB
C++

//===--- FileIndexRecord.h - Index data per file ----------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_LIB_INDEX_FILEINDEXRECORD_H
#define LLVM_CLANG_LIB_INDEX_FILEINDEXRECORD_H
#include "clang/Basic/SourceLocation.h"
#include "clang/Index/DeclOccurrence.h"
#include "clang/Index/IndexSymbol.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/SmallVector.h"
#include <vector>
namespace clang {
class IdentifierInfo;
namespace index {
/// Stores the declaration occurrences seen in a particular source or header
/// file of a translation unit
class FileIndexRecord {
private:
FileID FID;
bool IsSystem;
mutable bool IsSorted = false;
mutable std::vector<DeclOccurrence> Decls;
public:
FileIndexRecord(FileID FID, bool IsSystem) : FID(FID), IsSystem(IsSystem) {}
ArrayRef<DeclOccurrence> getDeclOccurrencesSortedByOffset() const;
FileID getFileID() const { return FID; }
bool isSystem() const { return IsSystem; }
/// Adds an occurrence of the canonical declaration \c D at the supplied
/// \c Offset
///
/// \param Roles the roles the occurrence fulfills in this position.
/// \param Offset the offset in the file of this occurrence.
/// \param D the canonical declaration this is an occurrence of.
/// \param Relations the set of symbols related to this occurrence.
void addDeclOccurence(SymbolRoleSet Roles, unsigned Offset, const Decl *D,
ArrayRef<SymbolRelation> Relations);
/// Adds an occurrence of the given macro at the supplied \c Offset.
///
/// \param Roles the roles the occurrence fulfills in this position.
/// \param Offset the offset in the file of this occurrence.
/// \param Name the name of the macro.
/// \param MI the canonical declaration this is an occurrence of.
void addMacroOccurence(SymbolRoleSet Roles, unsigned Offset,
const IdentifierInfo *Name, const MacroInfo *MI);
/// Remove any macro occurrences for header guards. When preprocessing, this
/// will only be accurate after HandleEndOfFile.
void removeHeaderGuardMacros();
void print(llvm::raw_ostream &OS, SourceManager &SM) const;
};
} // end namespace index
} // end namespace clang
#endif // LLVM_CLANG_LIB_INDEX_FILEINDEXRECORD_H