substance.h

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// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
 
// Copyright (c) 2016 Nic Holthaus
//
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#pragma once
 
#include "units/base.h"
 
namespace units {
/**
 * @namespace units::substance
 * @brief namespace for unit types and containers representing substance values
 * @details The SI unit for substance is `moles`, and the corresponding
 *          `base_unit` category is `substance_unit`.
 * @anchor substanceContainers
 * @sa See unit_t for more information on unit type containers.
 */
#if !defined(DISABLE_PREDEFINED_UNITS) || \
    defined(ENABLE_PREDEFINED_SUBSTANCE_UNITS)
UNIT_ADD(substance, mole, moles, mol,
         unit<std::ratio<1>, units::category::substance_unit>)
 
UNIT_ADD_CATEGORY_TRAIT(substance)
#endif
 
using namespace substance;
}  // namespace units