trunc.hpp

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#ifndef STAN_MATH_PRIM_FUN_TRUNC_HPP
#define STAN_MATH_PRIM_FUN_TRUNC_HPP
 
#include <stan/math/prim/meta.hpp>
#include <stan/math/prim/functor/apply_scalar_unary.hpp>
#include <cmath>
 
namespace stan {
namespace math {
 
struct trunc_fun {
  template <typename T>
  static inline auto fun(const T& x) {
    using std::trunc;
    return trunc(x);
  }
};
 
template <typename T, require_all_not_nonscalar_prim_or_rev_kernel_expression_t<
                          T>* = nullptr>
inline auto trunc(const T& x) {
  return apply_scalar_unary<trunc_fun, T>::apply(x);
}
 
}  // namespace math
}  // namespace stan
 
#endif