Include original exception in ComponentManagerException

Signed-off-by: Martijn Buijs <martijn.buijs@gmail.com>
ros2 · Jun 8, 2020 · 079b66d · 079b66d
1 parent bf70ce1
commit 079b66d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/rclcpp_components/src/component_manager.cpp b/rclcpp_components/src/component_manager.cpp
@@ -196,6 +196,10 @@ ComponentManager::OnLoadNode(
 
       try {
         node_wrappers_[node_id] = factory->create_node_instance(options);
+      } catch (const std::exception &ex) {
+        // In the case that the component constructor throws an exception,
+        // rethrow into the following catch block.
+        throw ComponentManagerException("Component constructor threw an exception: " + std::string(ex.what()));
       } catch (...) {
         // In the case that the component constructor throws an exception,
         // rethrow into the following catch block.