Function from_value_op

tools/include/operation.hpp:492–497

template <class T>
void from_value_op(T& x, const value& v)
{
    if(not(v.is_object() or (v.empty() and v.is_array())))
        MIGRAPHX_THROW("Value is not an object");
    return migraphx::from_value(v, x);
}

template <class T>
lifetime get_lifetime_op(const T&)