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