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clarify difference between faliure and error : issue-3086 #3215

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fujitatomoya merged 2 commits into from
Aug 4, 2026
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clarify difference between faliure and error : issue-3086 #3215

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de77a51
clarify difference between faliur and error : issue-3086
AdityaJindal07 Aug 1, 2026
198c518
Address review feedback on CallbackReturn documentation
AdityaJindal07 Aug 3, 2026
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7 changes: 7 additions & 0 deletions rclcpp_lifecycle/include/rclcpp_lifecycle/node_interfaces/lifecycle_node_interface.hpp
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Expand Up @@ -55,8 +55,15 @@ class LifecycleNodeInterface
public:
enum class CallbackReturn : uint8_t
{
/// The callback completed successfully.
SUCCESS = lifecycle_msgs::msg::Transition::TRANSITION_CALLBACK_SUCCESS,

/// The callback completed, but the requested transition could not
/// be completed. The node returns to a stable lifecycle state.
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FAILURE = lifecycle_msgs::msg::Transition::TRANSITION_CALLBACK_FAILURE,

/// An unexpected error occurred. The node enters the
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/// error-processing state.
ERROR = lifecycle_msgs::msg::Transition::TRANSITION_CALLBACK_ERROR
};

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