include/llvm/DebugInfo/PDB/DIA/DIAError.h

   1 //===- DIAError.h - Error extensions for PDB DIA implementation -*- C++ -*-===//
   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_DEBUGINFO_PDB_DIA_DIAERROR_H
  10 #define LLVM_DEBUGINFO_PDB_DIA_DIAERROR_H
  11
  12 #include "llvm/ADT/StringRef.h"
  13 #include "llvm/Support/Error.h"
  14
  15 namespace llvm {
  16 namespace pdb {
  17 enum class dia_error_code {
  18   unspecified = 1,
  19   could_not_create_impl,
  20   invalid_file_format,
  21   invalid_parameter,
  22   already_loaded,
  23   debug_info_mismatch,
  24 };
  25 } // namespace pdb
  26 } // namespace llvm
  27
  28 namespace std {
  29 template <>
  30 struct is_error_code_enum<llvm::pdb::dia_error_code> : std::true_type {};
  31 } // namespace std
  32
  33 namespace llvm {
  34 namespace pdb {
  35 const std::error_category &DIAErrCategory();
  36
  37 inline std::error_code make_error_code(dia_error_code E) {
  38   return std::error_code(static_cast<int>(E), DIAErrCategory());
  39 }
  40
  41 /// Base class for errors originating in DIA SDK, e.g. COM calls
  42 class DIAError : public ErrorInfo<DIAError, StringError> {
  43 public:
  44   using ErrorInfo<DIAError, StringError>::ErrorInfo;
  45   DIAError(const Twine &S) : ErrorInfo(S, dia_error_code::unspecified) {}
  46   static char ID;
  47 };
  48 } // namespace pdb
  49 } // namespace llvm
  50 #endif