gloo/common/error.h

0001 /**
0002  * Copyright (c) 2017-present, Facebook, Inc.
0003  * All rights reserved.
0004  *
0005  * This source code is licensed under the BSD-style license found in the
0006  * LICENSE file in the root directory of this source tree.
0007  */
0008
0009 #pragma once
0010
0011 #include <chrono>
0012 #include <exception>
0013
0014 #include "gloo/common/string.h"
0015
0016 #define GLOO_ERROR_MSG(...) \
0017   ::gloo::MakeString("[", __FILE__, ":", __LINE__, "] ", __VA_ARGS__)
0018
0019 namespace gloo {
0020
0021 const std::chrono::milliseconds kNoTimeout = std::chrono::milliseconds::zero();
0022
0023 // A base class for all gloo runtime errors
0024 struct Exception : public std::runtime_error {
0025   Exception() = delete;
0026   explicit Exception(const std::string& msg) : std::runtime_error(msg) {}
0027 };
0028
0029 #define GLOO_THROW(...) \
0030   throw ::gloo::Exception(GLOO_ERROR_MSG(__VA_ARGS__))
0031
0032
0033 // Thrown for invalid operations on gloo APIs
0034 struct InvalidOperationException : public ::gloo::Exception {
0035   InvalidOperationException() = delete;
0036   explicit InvalidOperationException(const std::string& msg)
0037       : ::gloo::Exception(msg) {}
0038 };
0039
0040 #define GLOO_THROW_INVALID_OPERATION_EXCEPTION(...) \
0041   throw ::gloo::InvalidOperationException(GLOO_ERROR_MSG(__VA_ARGS__))
0042
0043
0044 // Thrown for unrecoverable IO errors
0045 struct IoException : public ::gloo::Exception {
0046   IoException() = delete;
0047   explicit IoException(const std::string& msg) : ::gloo::Exception(msg) {}
0048 };
0049
0050 #define GLOO_THROW_IO_EXCEPTION(...) \
0051   throw ::gloo::IoException(GLOO_ERROR_MSG(__VA_ARGS__))
0052
0053 } // namespace gloo