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//===--- HeaderInclude.h - Header Include -----------------------*- 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
//
//===----------------------------------------------------------------------===//
///
/// \file
/// Defines enums used when emitting included header information.
///
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_BASIC_HEADERINCLUDEFORMATKIND_H
#define LLVM_CLANG_BASIC_HEADERINCLUDEFORMATKIND_H
#include "llvm/ADT/StringSwitch.h"
#include "llvm/Support/ErrorHandling.h"
#include <utility>
namespace clang {
/// The format in which header information is emitted.
enum HeaderIncludeFormatKind { HIFMT_None, HIFMT_Textual, HIFMT_JSON };
/// Whether header information is filtered or not. If HIFIL_Only_Direct_System
/// is used, only information on system headers directly included from
/// non-system headers is emitted.
enum HeaderIncludeFilteringKind { HIFIL_None, HIFIL_Only_Direct_System };
inline HeaderIncludeFormatKind
stringToHeaderIncludeFormatKind(const char *Str) {
return llvm::StringSwitch<HeaderIncludeFormatKind>(Str)
.Case("textual", HIFMT_Textual)
.Case("json", HIFMT_JSON)
.Default(HIFMT_None);
}
inline bool stringToHeaderIncludeFiltering(const char *Str,
HeaderIncludeFilteringKind &Kind) {
std::pair<bool, HeaderIncludeFilteringKind> P =
llvm::StringSwitch<std::pair<bool, HeaderIncludeFilteringKind>>(Str)
.Case("none", {true, HIFIL_None})
.Case("only-direct-system", {true, HIFIL_Only_Direct_System})
.Default({false, HIFIL_None});
Kind = P.second;
return P.first;
}
inline const char *headerIncludeFormatKindToString(HeaderIncludeFormatKind K) {
switch (K) {
case HIFMT_None:
llvm_unreachable("unexpected format kind");
case HIFMT_Textual:
return "textual";
case HIFMT_JSON:
return "json";
}
llvm_unreachable("Unknown HeaderIncludeFormatKind enum");
}
inline const char *
headerIncludeFilteringKindToString(HeaderIncludeFilteringKind K) {
switch (K) {
case HIFIL_None:
return "none";
case HIFIL_Only_Direct_System:
return "only-direct-system";
}
llvm_unreachable("Unknown HeaderIncludeFilteringKind enum");
}
} // end namespace clang
#endif // LLVM_CLANG_BASIC_HEADERINCLUDEFORMATKIND_H
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