llvm-project/clang-tools-extra/clang-tidy/GlobList.h

51 lines
1.5 KiB
C++

//===--- GlobList.h ---------------------------------------------*- 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_TOOLS_EXTRA_CLANG_TIDY_GLOBLIST_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_GLOBLIST_H
#include "clang/Basic/LLVM.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Regex.h"
#include <vector>
namespace clang {
namespace tidy {
/// Read-only set of strings represented as a list of positive and negative
/// globs.
///
/// Positive globs add all matched strings to the set, negative globs remove
/// them in the order of appearance in the list.
class GlobList {
public:
/// \p Globs is a comma-separated list of globs (only the '*' metacharacter is
/// supported) with an optional '-' prefix to denote exclusion.
///
/// An empty \p Globs string is interpreted as one glob that matches an empty
/// string.
GlobList(StringRef Globs);
/// Returns \c true if the pattern matches \p S. The result is the last
/// matching glob's Positive flag.
bool contains(StringRef S);
private:
struct GlobListItem {
bool IsPositive;
mutable llvm::Regex Regex;
};
std::vector<GlobListItem> Items;
};
} // end namespace tidy
} // end namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_GLOBLIST_H