blob: d8fd6401ef6b8025a245fd285ac2fc3fe6f38e4a [file] [log] [blame]
//===- DiagnosticNames.h - Defines a table of all builtin diagnostics ------==//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#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;
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++() {
if (*CurrentID == -1)
CurrentID = nullptr;
return *this;
bool operator==(group_iterator &Other) const {
return CurrentID == Other.CurrentID;
bool operator!=(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();
inline GroupRecord::subgroup_iterator::reference
GroupRecord::subgroup_iterator::operator*() const {
return getDiagnosticGroups()[*CurrentID];
inline GroupRecord::diagnostics_iterator::reference
GroupRecord::diagnostics_iterator::operator*() const {
return getDiagnosticForID(*CurrentID);
} // end namespace diagtool