DiagnosticNames.h
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//===- DiagnosticNames.h - Defines a table of all builtin diagnostics ------==//
//
// 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_DIAGTOOL_DIAGNOSTICNAMES_H
#define LLVM_CLANG_TOOLS_DIAGTOOL_DIAGNOSTICNAMES_H
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/DataTypes.h"
namespace diagtool {
struct DiagnosticRecord {
const char *NameStr;
short DiagID;
uint8_t NameLen;
llvm::StringRef getName() const {
return llvm::StringRef(NameStr, NameLen);
}
bool operator<(const DiagnosticRecord &Other) const {
return getName() < Other.getName();
}
};
/// Get every diagnostic in the system, sorted by name.
llvm::ArrayRef<DiagnosticRecord> getBuiltinDiagnosticsByName();
/// Get a diagnostic by its ID.
const DiagnosticRecord &getDiagnosticForID(short DiagID);
struct GroupRecord {
uint16_t NameOffset;
uint16_t Members;
uint16_t SubGroups;
llvm::StringRef getName() const;
template<typename RecordType>
class group_iterator {
const short *CurrentID;
friend struct GroupRecord;
group_iterator(const short *Start) : CurrentID(Start) {
if (CurrentID && *CurrentID == -1)
CurrentID = nullptr;
}
public:
typedef RecordType value_type;
typedef const value_type & reference;
typedef const value_type * pointer;
typedef std::forward_iterator_tag iterator_category;
typedef std::ptrdiff_t difference_type;
inline reference operator*() const;
inline pointer operator->() const {
return &operator*();
}
inline short getID() const {
return *CurrentID;
}
group_iterator &operator++() {
++CurrentID;
if (*CurrentID == -1)
CurrentID = nullptr;
return *this;
}
bool operator==(const group_iterator &Other) const {
return CurrentID == Other.CurrentID;
}
bool operator!=(const group_iterator &Other) const {
return CurrentID != Other.CurrentID;
}
};
typedef group_iterator<GroupRecord> subgroup_iterator;
subgroup_iterator subgroup_begin() const;
subgroup_iterator subgroup_end() const;
llvm::iterator_range<subgroup_iterator> subgroups() const;
typedef group_iterator<DiagnosticRecord> diagnostics_iterator;
diagnostics_iterator diagnostics_begin() const;
diagnostics_iterator diagnostics_end() const;
llvm::iterator_range<diagnostics_iterator> diagnostics() const;
bool operator<(llvm::StringRef Other) const {
return getName() < Other;
}
};
/// Get every diagnostic group in the system, sorted by name.
llvm::ArrayRef<GroupRecord> getDiagnosticGroups();
template<>
inline GroupRecord::subgroup_iterator::reference
GroupRecord::subgroup_iterator::operator*() const {
return getDiagnosticGroups()[*CurrentID];
}
template<>
inline GroupRecord::diagnostics_iterator::reference
GroupRecord::diagnostics_iterator::operator*() const {
return getDiagnosticForID(*CurrentID);
}
} // end namespace diagtool
#endif