llvm-project/clang-tools-extra/include-fixer/IncludeFixer.h

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3.1 KiB
C++

//===-- IncludeFixer.h - Include inserter -----------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TOOLS_EXTRA_INCLUDE_FIXER_INCLUDEFIXER_H
#define LLVM_CLANG_TOOLS_EXTRA_INCLUDE_FIXER_INCLUDEFIXER_H
#include "IncludeFixerContext.h"
#include "SymbolIndexManager.h"
#include "clang/Format/Format.h"
#include "clang/Tooling/Core/Replacement.h"
#include "clang/Tooling/Tooling.h"
#include <memory>
#include <vector>
namespace clang {
class CompilerInvocation;
class DiagnosticConsumer;
class FileManager;
class PCHContainerOperations;
namespace include_fixer {
class IncludeFixerActionFactory : public clang::tooling::ToolAction {
public:
/// \param SymbolIndexMgr A source for matching symbols to header files.
/// \param Contexts The contexts for the symbols being queried.
/// \param StyleName Fallback style for reformatting.
/// \param MinimizeIncludePaths whether inserted include paths are optimized.
IncludeFixerActionFactory(SymbolIndexManager &SymbolIndexMgr,
std::vector<IncludeFixerContext> &Contexts,
StringRef StyleName,
bool MinimizeIncludePaths = true);
~IncludeFixerActionFactory() override;
bool
runInvocation(clang::CompilerInvocation *Invocation,
clang::FileManager *Files,
std::shared_ptr<clang::PCHContainerOperations> PCHContainerOps,
clang::DiagnosticConsumer *Diagnostics) override;
private:
/// The client to use to find cross-references.
SymbolIndexManager &SymbolIndexMgr;
/// Multiple contexts for files being processed.
std::vector<IncludeFixerContext> &Contexts;
/// Whether inserted include paths should be optimized.
bool MinimizeIncludePaths;
/// The fallback format style for formatting after insertion if no
/// clang-format config file was found.
std::string FallbackStyle;
};
/// Create replacements, which are generated by clang-format, for the
/// missing header and mising qualifiers insertions. The function uses the
/// first header for insertion.
///
/// \param Code The source code.
/// \param Context The context which contains all information for creating
/// include-fixer replacements.
/// \param Style clang-format style being used.
/// \param AddQualifiers Whether we should add qualifiers to all instances of
/// an unidentified symbol.
///
/// \return Formatted replacements for inserting, sorting headers and adding
/// qualifiers on success; otherwise, an llvm::Error carrying llvm::StringError
/// is returned.
llvm::Expected<tooling::Replacements> createIncludeFixerReplacements(
StringRef Code, const IncludeFixerContext &Context,
const format::FormatStyle &Style = format::getLLVMStyle(),
bool AddQualifiers = true);
} // namespace include_fixer
} // namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_INCLUDE_FIXER_INCLUDEFIXER_H