1#include "llvm/DebugInfo/PDB/DIA/DIAError.h"
2#include "llvm/Support/ErrorHandling.h"
3#include "llvm/Support/ManagedStatic.h"
4
5using namespace llvm;
6using namespace llvm::pdb;
7
8// FIXME: This class is only here to support the transition to llvm::Error. It
9// will be removed once this transition is complete. Clients should prefer to
10// deal with the Error value directly, rather than converting to error_code.
11class DIAErrorCategory : public std::error_category {
12public:
13  const char *name() const noexcept override { return "llvm.pdb.dia"; }
14  std::string message(int Condition) const override {
15    switch (static_cast<dia_error_code>(Condition)) {
16    case dia_error_code::could_not_create_impl:
17      return "Failed to connect to DIA at runtime. Verify that Visual Studio "
18             "is properly installed, or that msdiaXX.dll is in your PATH.";
19    case dia_error_code::invalid_file_format:
20      return "Unable to load PDB. The file has an unrecognized format.";
21    case dia_error_code::invalid_parameter:
22      return "The parameter is incorrect.";
23    case dia_error_code::already_loaded:
24      return "Unable to load the PDB or EXE, because it is already loaded.";
25    case dia_error_code::debug_info_mismatch:
26      return "The PDB file and the EXE file do not match.";
27    case dia_error_code::unspecified:
28      return "An unknown error has occurred.";
29    }
30    llvm_unreachable("Unrecognized DIAErrorCode");
31  }
32};
33
34static llvm::ManagedStatic<DIAErrorCategory> DIACategory;
35const std::error_category &llvm::pdb::DIAErrCategory() { return *DIACategory; }
36
37char DIAError::ID;
38