| 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-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef LLVM_CLANG_TOOLS_DIAGTOOL_DIAGNOSTICNAMES_H |
| 10 | #define LLVM_CLANG_TOOLS_DIAGTOOL_DIAGNOSTICNAMES_H |
| 11 | |
| 12 | #include "llvm/ADT/ArrayRef.h" |
| 13 | #include "llvm/ADT/StringRef.h" |
| 14 | #include "llvm/Support/DataTypes.h" |
| 15 | |
| 16 | namespace 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==(group_iterator &Other) const { |
| 80 | return CurrentID == Other.CurrentID; |
| 81 | } |
| 82 | |
| 83 | bool operator!=(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::reference |
| 108 | GroupRecord::subgroup_iterator::operator*() const { |
| 109 | return getDiagnosticGroups()[*CurrentID]; |
| 110 | } |
| 111 | |
| 112 | template<> |
| 113 | inline GroupRecord::diagnostics_iterator::reference |
| 114 | GroupRecord::diagnostics_iterator::operator*() const { |
| 115 | return getDiagnosticForID(*CurrentID); |
| 116 | } |
| 117 | } // end namespace diagtool |
| 118 | |
| 119 | #endif |
| 120 |