if_else.hpp

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#ifndef __STAN__MATH__FUNCTIONS__IF_ELSE_HPP__
#define __STAN__MATH__FUNCTIONS__IF_ELSE_HPP__

#include <boost/math/tools/promotion.hpp>

namespace stan {
  namespace math {
    
    template <typename T_true, typename T_false>
    inline typename boost::math::tools::promote_args<T_true,T_false>::type
    if_else(const bool c, const T_true y_true, const T_false y_false) {
      return c ? y_true : y_false;
    }

  }
}

#endif