120 lines · c
1//===- DiagnosticNames.h - Defines a table of all builtin diagnostics ------==//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_CLANG_TOOLS_DIAGTOOL_DIAGNOSTICNAMES_H10#define LLVM_CLANG_TOOLS_DIAGTOOL_DIAGNOSTICNAMES_H11 12#include "llvm/ADT/ArrayRef.h"13#include "llvm/ADT/StringRef.h"14#include "llvm/Support/DataTypes.h"15 16namespace diagtool {17 18 struct DiagnosticRecord {19 const char *NameStr;20 short DiagID;21 uint8_t NameLen;22 23 llvm::StringRef getName() const {24 return llvm::StringRef(NameStr, NameLen);25 }26 27 bool operator<(const DiagnosticRecord &Other) const {28 return getName() < Other.getName();29 }30 };31 32 /// Get every diagnostic in the system, sorted by name.33 llvm::ArrayRef<DiagnosticRecord> getBuiltinDiagnosticsByName();34 35 /// Get a diagnostic by its ID.36 const DiagnosticRecord &getDiagnosticForID(short DiagID);37 38 39 struct GroupRecord {40 uint16_t NameOffset;41 uint16_t Members;42 uint16_t SubGroups;43 44 llvm::StringRef getName() const;45 46 template<typename RecordType>47 class group_iterator {48 const short *CurrentID;49 50 friend struct GroupRecord;51 group_iterator(const short *Start) : CurrentID(Start) {52 if (CurrentID && *CurrentID == -1)53 CurrentID = nullptr;54 }55 56 public:57 typedef RecordType value_type;58 typedef const value_type & reference;59 typedef const value_type * pointer;60 typedef std::forward_iterator_tag iterator_category;61 typedef std::ptrdiff_t difference_type;62 63 inline reference operator*() const;64 inline pointer operator->() const {65 return &operator*();66 }67 68 inline short getID() const {69 return *CurrentID;70 }71 72 group_iterator &operator++() {73 ++CurrentID;74 if (*CurrentID == -1)75 CurrentID = nullptr;76 return *this;77 }78 79 bool operator==(const group_iterator &Other) const {80 return CurrentID == Other.CurrentID;81 }82 83 bool operator!=(const group_iterator &Other) const {84 return CurrentID != Other.CurrentID;85 }86 };87 88 typedef group_iterator<GroupRecord> subgroup_iterator;89 subgroup_iterator subgroup_begin() const;90 subgroup_iterator subgroup_end() const;91 llvm::iterator_range<subgroup_iterator> subgroups() const;92 93 typedef group_iterator<DiagnosticRecord> diagnostics_iterator;94 diagnostics_iterator diagnostics_begin() const;95 diagnostics_iterator diagnostics_end() const;96 llvm::iterator_range<diagnostics_iterator> diagnostics() const;97 98 bool operator<(llvm::StringRef Other) const {99 return getName() < Other;100 }101 };102 103 /// Get every diagnostic group in the system, sorted by name.104 llvm::ArrayRef<GroupRecord> getDiagnosticGroups();105 106 template<>107 inline GroupRecord::subgroup_iterator::reference108 GroupRecord::subgroup_iterator::operator*() const {109 return getDiagnosticGroups()[*CurrentID];110 }111 112 template<>113 inline GroupRecord::diagnostics_iterator::reference114 GroupRecord::diagnostics_iterator::operator*() const {115 return getDiagnosticForID(*CurrentID);116 }117} // end namespace diagtool118 119#endif120