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check_nonzero_size.hpp
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#ifndef STAN_MATH_PRIM_SCAL_ERR_CHECK_NONZERO_SIZE_HPP
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#define STAN_MATH_PRIM_SCAL_ERR_CHECK_NONZERO_SIZE_HPP
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#include <
stan/math/prim/scal/err/invalid_argument.hpp
>
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#include <string>
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namespace
stan
{
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namespace
math {
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template
<
typename
T_y>
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inline
bool
check_nonzero_size
(
const
char
*
function
,
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const
char
* name,
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const
T_y& y) {
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if
(y.size() > 0)
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return
true
;
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invalid_argument
(
function
, name, 0,
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"has size "
,
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", but must have a non-zero size"
);
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return
false
;
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}
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}
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}
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#endif
stan
Definition:
log_sum_exp.hpp:8
invalid_argument.hpp
stan::math::check_nonzero_size
bool check_nonzero_size(const char *function, const char *name, const T_y &y)
Return true if the specified matrix/vector is of non-zero size.
Definition:
check_nonzero_size.hpp:30
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:31
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