Program Listing for File measure.h

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//===------------------------------------------------------------*- C++ -*-===//
//
//                                     SHAD
//
//      The Scalable High-performance Algorithms and Data Structure Library
//
//===----------------------------------------------------------------------===//
//
// Copyright 2018 Battelle Memorial Institute
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations
// under the License.
//
//===----------------------------------------------------------------------===//

#ifndef INCLUDE_SHAD_UTIL_MEASURE_H_
#define INCLUDE_SHAD_UTIL_MEASURE_H_

#include <chrono>
#include <utility>

namespace shad {

template <typename TimeT = std::chrono::milliseconds>
struct measure {
  template <typename F, typename... Args>
  static auto duration(F&& function, Args... args) {
    auto start = std::chrono::steady_clock::now();
    std::forward<decltype(function)>(function)(std::forward<Args>(args)...);
    std::chrono::duration<double, typename TimeT::period> duration =
        std::chrono::steady_clock::now() - start;

    return duration;
  }
};

}  // namespace shad

#endif  // INCLUDE_SHAD_UTIL_MEASURE_H_