65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
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// Distributed under the MIT License (http://opensource.org/licenses/MIT)
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#pragma once
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#include "spdlog/details/log_msg.h"
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#include "spdlog/fmt/bundled/core.h"
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namespace spdlog {
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namespace details {
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// regular log_msgs only holds string_views to stack data - so the cannot be stored for later use.
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// this one can, since it contains and owns the payload buffer.
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struct log_msg_buffer : log_msg
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{
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fmt::basic_memory_buffer<char, 40> loggername_buf;
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fmt::basic_memory_buffer<char, 200> payload_buf;
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log_msg_buffer() = default;
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explicit log_msg_buffer(const log_msg &orig_msg)
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: log_msg(orig_msg)
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{
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update_buffers();
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}
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log_msg_buffer(const log_msg_buffer &other)
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: log_msg(other)
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{
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update_buffers();
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}
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log_msg_buffer(const log_msg_buffer &&other) SPDLOG_NOEXCEPT
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: log_msg(std::move(other))
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{
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update_buffers();
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}
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log_msg_buffer &operator=(const log_msg_buffer &other) SPDLOG_NOEXCEPT
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{
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*static_cast<log_msg *>(this) = other;
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update_buffers();
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return *this;
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}
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log_msg_buffer &operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT
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{
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*static_cast<log_msg *>(this) = std::move(other);
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update_buffers();
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return *this;
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}
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void update_buffers() SPDLOG_NOEXCEPT
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{
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loggername_buf.clear();
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loggername_buf.append(logger_name.data(), logger_name.data() + logger_name.size());
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logger_name = string_view_t{loggername_buf.data(), loggername_buf.size()};
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payload_buf.clear();
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payload_buf.append(payload.data(), payload.data() + payload.size());
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payload = string_view_t{payload_buf.data(), payload_buf.size()};
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}
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};
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} // namespace details
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} // namespace spdlog
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