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//===--- ClangTidyOptions.h - clang-tidy ------------------------*- 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_CLANG_TIDY_CLANG_TIDY_OPTIONS_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CLANG_TIDY_OPTIONS_H
#include "llvm/ADT/StringRef.h"
#include <string>
#include <system_error>
#include <utility>
#include <vector>
namespace clang {
namespace tidy {
/// \brief Contains a list of line ranges in a single file.
struct FileFilter {
/// \brief File name.
std::string Name;
/// \brief LineRange is a pair<start, end> (inclusive).
typedef std::pair<unsigned, unsigned> LineRange;
/// \brief A list of line ranges in this file, for which we show warnings.
std::vector<LineRange> LineRanges;
};
/// \brief Global options. These options are neither stored nor read from
/// configuration files.
struct ClangTidyGlobalOptions {
/// \brief Output warnings from certain line ranges of certain files only.
/// If empty, no warnings will be filtered.
std::vector<FileFilter> LineFilter;
};
/// \brief Contains options for clang-tidy. These options may be read from
/// configuration files, and may be different for different translation units.
struct ClangTidyOptions {
/// \brief Allow all checks and no headers by default.
ClangTidyOptions() : Checks("*"), AnalyzeTemporaryDtors(false) {}
/// \brief Checks filter.
std::string Checks;
/// \brief Output warnings from headers matching this filter. Warnings from
/// main files will always be displayed.
std::string HeaderFilterRegex;
/// \brief Turns on temporary destructor-based analysis.
bool AnalyzeTemporaryDtors;
};
/// \brief Abstract interface for retrieving various ClangTidy options.
class ClangTidyOptionsProvider {
public:
virtual ~ClangTidyOptionsProvider() {}
/// \brief Returns global options, which are independent of the file.
virtual const ClangTidyGlobalOptions &getGlobalOptions() = 0;
/// \brief Returns options applying to a specific translation unit with the
/// specified \p FileName.
virtual const ClangTidyOptions &getOptions(llvm::StringRef FileName) = 0;
};
/// \brief Implementation of the \c ClangTidyOptionsProvider interface, which
/// returns the same options for all files.
class DefaultOptionsProvider : public ClangTidyOptionsProvider {
public:
DefaultOptionsProvider(const ClangTidyGlobalOptions &GlobalOptions,
const ClangTidyOptions &Options)
: GlobalOptions(GlobalOptions), DefaultOptions(Options) {}
const ClangTidyGlobalOptions &getGlobalOptions() override {
return GlobalOptions;
}
const ClangTidyOptions &getOptions(llvm::StringRef) override {
return DefaultOptions;
}
private:
ClangTidyGlobalOptions GlobalOptions;
ClangTidyOptions DefaultOptions;
};
/// \brief Parses LineFilter from JSON and stores it to the \p Options.
std::error_code parseLineFilter(const std::string &LineFilter,
clang::tidy::ClangTidyGlobalOptions &Options);
/// \brief Parses configuration from JSON and stores it to the \p Options.
std::error_code parseConfiguration(const std::string &Config,
clang::tidy::ClangTidyOptions &Options);
} // end namespace tidy
} // end namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CLANG_TIDY_OPTIONS_H
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