bwf_std.h

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// SPDX-License-Identifier: Apache-2.0
// Copyright Apache Software Foundation 2019
 
#pragma once
 
#include <atomic>
#include <chrono>
#include <bitset>
 
#include "swoc/swoc_version.h"
#include "swoc/bwf_base.h"
 
namespace swoc { inline namespace SWOC_VERSION_NS {
using namespace literals;

template <typename T>
BufferWriter &
bwformat(BufferWriter &w, bwf::Spec const &spec, std::atomic<T> const &v) {
  return ::swoc::bwformat(w, spec, v.load());
}
 
BufferWriter &bwformat(BufferWriter &w, bwf::Spec const &spec, std::error_code const &ec);
 
template <size_t N>
BufferWriter &
bwformat(BufferWriter &w, bwf::Spec const & /* spec */, std::bitset<N> const &bits) {
  for (unsigned idx = 0; idx < N; ++idx) {
    w.write(bits[idx] ? '1' : '0');
  }
  return w;
}
 
template <typename Rep, typename Period>
BufferWriter &
bwformat(BufferWriter &w, bwf::Spec const &spec, std::chrono::duration<Rep, Period> const &d) {
  return bwformat(w, spec, d.count());
}
 
template <typename Clock, typename Duration>
BufferWriter &
bwformat(BufferWriter &w, bwf::Spec const &spec, std::chrono::time_point<Clock, Duration> const &t) {
  return bwformat(w, spec, t.time_since_epoch());
}
 
inline BufferWriter &
bwformat(BufferWriter &w, bwf::Spec const &spec, std::exception const &e) {
  w.write("Exception - "_tv);
  return bwformat(w, spec, e.what());
}
 
}} // namespace swoc::SWOC_VERSION_NS