1#include "llvm/DebugInfo/PDB/Native/RawError.h"
2#include "llvm/Support/ErrorHandling.h"
3#include "llvm/Support/ManagedStatic.h"
4
5using namespace llvm;
6using namespace llvm::pdb;
7
8namespace {
9// FIXME: This class is only here to support the transition to llvm::Error. It
10// will be removed once this transition is complete. Clients should prefer to
11// deal with the Error value directly, rather than converting to error_code.
12class RawErrorCategory : public std::error_category {
13public:
14  const char *name() const noexcept override { return "llvm.pdb.raw"; }
15  std::string message(int Condition) const override {
16    switch (static_cast<raw_error_code>(Condition)) {
17    case raw_error_code::unspecified:
18      return "An unknown error has occurred.";
19    case raw_error_code::feature_unsupported:
20      return "The feature is unsupported by the implementation.";
21    case raw_error_code::invalid_format:
22      return "The record is in an unexpected format.";
23    case raw_error_code::corrupt_file:
24      return "The PDB file is corrupt.";
25    case raw_error_code::insufficient_buffer:
26      return "The buffer is not large enough to read the requested number of "
27             "bytes.";
28    case raw_error_code::no_stream:
29      return "The specified stream could not be loaded.";
30    case raw_error_code::index_out_of_bounds:
31      return "The specified item does not exist in the array.";
32    case raw_error_code::invalid_block_address:
33      return "The specified block address is not valid.";
34    case raw_error_code::duplicate_entry:
35      return "The entry already exists.";
36    case raw_error_code::no_entry:
37      return "The entry does not exist.";
38    case raw_error_code::not_writable:
39      return "The PDB does not support writing.";
40    case raw_error_code::stream_too_long:
41      return "The stream was longer than expected.";
42    case raw_error_code::invalid_tpi_hash:
43      return "The Type record has an invalid hash value.";
44    }
45    llvm_unreachable("Unrecognized raw_error_code");
46  }
47};
48} // namespace
49
50static llvm::ManagedStatic<RawErrorCategory> RawCategory;
51const std::error_category &llvm::pdb::RawErrCategory() { return *RawCategory; }
52
53char RawError::ID;
54