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annotate tools/obj2yaml/Error.h @ 148:63bd29f05246

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merged
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Wed, 14 Aug 2019 19:46:37 +0900
parents c2174574ed3a
children
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1 //===- Error.h - system_error extensions for obj2yaml -----------*- C++ -*-===//
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2 //
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3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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4 // See https://llvm.org/LICENSE.txt for license information.
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5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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6 //
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7 //===----------------------------------------------------------------------===//
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8
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9 #ifndef LLVM_TOOLS_OBJ2YAML_ERROR_H
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10 #define LLVM_TOOLS_OBJ2YAML_ERROR_H
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11
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12 #include "llvm/Support/Error.h"
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13
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14 #include <system_error>
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15
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16 namespace llvm {
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17 const std::error_category &obj2yaml_category();
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18
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19 enum class obj2yaml_error {
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20 success = 0,
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21 file_not_found,
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22 unrecognized_file_format,
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23 unsupported_obj_file_format,
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24 not_implemented
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25 };
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27 inline std::error_code make_error_code(obj2yaml_error e) {
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28 return std::error_code(static_cast<int>(e), obj2yaml_category());
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29 }
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30
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31 class Obj2YamlError : public ErrorInfo<Obj2YamlError> {
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32 public:
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33 static char ID;
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34 Obj2YamlError(obj2yaml_error C) : Code(C) {}
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35 Obj2YamlError(std::string ErrMsg) : ErrMsg(std::move(ErrMsg)) {}
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36 Obj2YamlError(obj2yaml_error C, std::string ErrMsg)
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37 : ErrMsg(std::move(ErrMsg)), Code(C) {}
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38 void log(raw_ostream &OS) const override;
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39 const std::string &getErrorMessage() const { return ErrMsg; }
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40 std::error_code convertToErrorCode() const override;
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41
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42 private:
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43 std::string ErrMsg;
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44 obj2yaml_error Code;
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45 };
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46
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47 } // namespace llvm
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48
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49 namespace std {
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50 template <> struct is_error_code_enum<llvm::obj2yaml_error> : std::true_type {};
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51 }
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53 #endif