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89 lines
2.6 KiB
C++
89 lines
2.6 KiB
C++
/**
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* Copyright (c) 2021, Timothy Stack
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Timothy Stack nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef lnav_humanize_time_hh
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#define lnav_humanize_time_hh
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#include <string>
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#include <sys/time.h>
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#include "optional.hpp"
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namespace humanize {
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namespace time {
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class point {
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public:
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static point from_tv(const struct timeval& tv);
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point& with_recent_point(const struct timeval& tv)
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{
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this->p_recent_point = tv;
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return *this;
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}
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point& with_convert_to_local(bool convert_to_local)
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{
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this->p_convert_to_local = convert_to_local;
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return *this;
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}
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std::string as_time_ago() const;
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std::string as_precise_time_ago() const;
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private:
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explicit point(const struct timeval& tv)
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: p_past_point{tv.tv_sec, tv.tv_usec}
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{
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}
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struct timeval p_past_point;
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nonstd::optional<struct timeval> p_recent_point;
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bool p_convert_to_local{false};
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};
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class duration {
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public:
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static duration from_tv(const struct timeval& tv);
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std::string to_string() const;
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private:
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explicit duration(const struct timeval& tv) : d_timeval(tv) {}
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struct timeval d_timeval;
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};
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} // namespace time
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} // namespace humanize
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#endif
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