as_array_or_scalar.hpp

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#ifndef STAN_MATH_REV_FUN_AS_ARRAY_OR_SCALAR_HPP
#define STAN_MATH_REV_FUN_AS_ARRAY_OR_SCALAR_HPP
 
#include <stan/math/prim/fun/Eigen.hpp>
#include <stan/math/rev/meta.hpp>
#include <stan/math/rev/core.hpp>
 
namespace stan {
namespace math {
 
template <typename T, require_var_matrix_t<T>* = nullptr>
inline auto as_array_or_scalar(T&& v) {
  return v.array();
}
 
}  // namespace math
}  // namespace stan
 
#endif