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75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
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//------------------------------------------------------------------------------
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/*
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This file is part of clio: https://github.com/XRPLF/clio
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Copyright (c) 2024, the clio developers.
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Permission to use, copy, modify, and distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#pragma once
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#include <fmt/core.h>
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#include <fmt/std.h>
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#include <string>
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#include <utility>
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// for the static_assert at the bottom which fixes clang compilation:
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// see: https://godbolt.org/z/fzTjMd7G1 vs https://godbolt.org/z/jhKG7deen
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#include <any>
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#include <expected>
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namespace util::async {
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/**
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* @brief Error channel type for async operation of any ExecutionContext
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*/
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struct ExecutionError {
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/**
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* @brief Construct a new Execution Error object
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*
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* @param tid The thread id
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* @param msg The error message
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*/
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ExecutionError(std::string tid, std::string msg)
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: message{fmt::format("Thread {} exit with exception: {}", std::move(tid), std::move(msg))}
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{
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}
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ExecutionError(ExecutionError const&) = default;
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ExecutionError(ExecutionError&&) = default;
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ExecutionError&
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operator=(ExecutionError&&) = default;
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ExecutionError&
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operator=(ExecutionError const&) = default;
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/**
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* @brief Conversion to string
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*
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* @return The error message as a C string
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*/
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[[nodiscard]] operator char const*() const noexcept
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{
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return message.c_str();
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}
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std::string message;
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};
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// these are not the droids you are looking for...
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static_assert(std::is_copy_constructible_v<std::expected<std::any, ExecutionError>>);
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} // namespace util::async
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