76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
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/*
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Copyright (c) 2015, Project OSRM contributors
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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Redistributions of source code must retain the above copyright notice, this list
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of conditions and the following disclaimer.
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Redistributions in binary form must reproduce the above copyright notice, this
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list of conditions and the following disclaimer in the documentation and/or
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other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY 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 COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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ANY 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 ON
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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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// based on
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// https://svn.apache.org/repos/asf/mesos/tags/release-0.9.0-incubating-RC0/src/common/json.hpp
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#ifndef JSON_UTIL_HPP
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#define JSON_UTIL_HPP
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#include <osrm/json_container.hpp>
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#include <limits>
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#include <cmath>
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namespace osrm
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{
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namespace json
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{
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template <typename T> T clampFloat(T d)
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{
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if (std::isnan(d) || std::numeric_limits<T>::infinity() == d)
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{
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return std::numeric_limits<T>::max();
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}
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if (-std::numeric_limits<T>::infinity() == d)
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{
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return -std::numeric_limits<T>::max();
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}
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return d;
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}
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void appendToArray(osrm::json::Array &a) {}
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template <typename T, typename... Args>
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void appendToArray(osrm::json::Array &a, T value, Args... args)
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{
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a.values.emplace_back(value);
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appendToJSONArray(a, args...);
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}
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template <typename... Args> osrm::json::Array makeArray(Args... args)
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{
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osrm::json::Array a;
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appendToJSONArray(a, args...);
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return a;
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}
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} // namespace json
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} // namespace osrm
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#endif // JSON_RENDERER_HPP
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