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check_nonzero_size.hpp
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1#ifndef STAN_MATH_PRIM_ERR_CHECK_NONZERO_SIZE_HPP
2#define STAN_MATH_PRIM_ERR_CHECK_NONZERO_SIZE_HPP
3
4#include <stan/math/prim/meta.hpp>
5#include <stan/math/prim/err/invalid_argument.hpp>
6
7namespace stan {
8namespace math {
9
21template <typename T_y>
22inline void check_nonzero_size(const char* function, const char* name,
23 const T_y& y) {
24 if (y.size() == 0) {
25 [&]() STAN_COLD_PATH {
26 invalid_argument(function, name, 0, "has size ",
27 ", but must have a non-zero size");
28 }();
29 }
30}
31
32} // namespace math
33} // namespace stan
34#endif
STAN_COLD_PATH
#define STAN_COLD_PATH
Definition compiler_attributes.hpp:25
invalid_argument.hpp
stan::math::invalid_argument
void invalid_argument(const char *function, const char *name, const T &y, const char *msg1, const char *msg2)
Throw an invalid_argument exception with a consistently formatted message.
Definition invalid_argument.hpp:27
stan::math::check_nonzero_size
void check_nonzero_size(const char *function, const char *name, const T_y &y)
Check if the specified matrix/vector is of non-zero size.
Definition check_nonzero_size.hpp:22
stan
The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation ...
Definition unit_vector_constrain.hpp:15