1 //===- ASTImportError.h - Define errors while importing AST -----*- 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 //  This file defines the ASTImportError class which basically defines the kind
10 //  of error while importing AST .
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_CLANG_AST_ASTIMPORTERROR_H
15 #define LLVM_CLANG_AST_ASTIMPORTERROR_H
16 
17 #include "llvm/Support/Error.h"
18 
19 namespace clang {
20 
21 class ASTImportError : public llvm::ErrorInfo<ASTImportError> {
22 public:
23   /// \brief Kind of error when importing an AST component.
24   enum ErrorKind {
25     NameConflict,         /// Naming ambiguity (likely ODR violation).
26     UnsupportedConstruct, /// Not supported node or case.
27     Unknown               /// Other error.
28   };
29 
30   ErrorKind Error;
31 
32   static char ID;
33 
ASTImportError()34   ASTImportError() : Error(Unknown) {}
ASTImportError(const ASTImportError & Other)35   ASTImportError(const ASTImportError &Other) : Error(Other.Error) {}
36   ASTImportError &operator=(const ASTImportError &Other) {
37     Error = Other.Error;
38     return *this;
39   }
ASTImportError(ErrorKind Error)40   ASTImportError(ErrorKind Error) : Error(Error) {}
41 
42   std::string toString() const;
43 
44   void log(llvm::raw_ostream &OS) const override;
45   std::error_code convertToErrorCode() const override;
46 };
47 
48 } // namespace clang
49 
50 #endif // LLVM_CLANG_AST_ASTIMPORTERROR_H
51