SFINAE (Substitution Failure Is Not An Error) to check for existence of error_code and error_msg in ActionT::Result This allows for ActionT::Result messages that do not contain an error_code or error_msg such as test_msgs::action::Fibonacci. More...
#include <nav2_ros_common/include/nav2_ros_common/simple_action_server.hpp>
Inheritance diagram for nav2::SimpleActionServer< ActionT >::has_error_msg< T, typename >:
Collaboration diagram for nav2::SimpleActionServer< ActionT >::has_error_msg< T, typename >:
Detailed Description
template<typename ActionT>
template<typename T, typename = void>
struct nav2::SimpleActionServer< ActionT >::has_error_msg< T, typename >
SFINAE (Substitution Failure Is Not An Error) to check for existence of error_code and error_msg in ActionT::Result This allows for ActionT::Result messages that do not contain an error_code or error_msg such as test_msgs::action::Fibonacci.
Definition at line 590 of file simple_action_server.hpp.
The documentation for this struct was generated from the following file:
- nav2_ros_common/include/nav2_ros_common/simple_action_server.hpp
