{
  "ROS2 C++ Publisher": {
    "prefix": "ros2pub",
    "body": [
      "#include \"rclcpp/rclcpp.hpp\"",
      "#include \"std_msgs/msg/${1:string}.hpp\"",
      "",
      "class ${2:NodeName} : public rclcpp::Node {",
      "public:",
      "  ${2:NodeName}() : Node(\"${3:node_name}\") {",
      "    publisher_ = this->create_publisher<std_msgs::msg::${1:string}>(\"${4:topic}\", 10);",
      "    timer_ = this->create_wall_timer(",
      "      std::chrono::milliseconds(${5:500}),",
      "      [this]() { auto msg = std_msgs::msg::${1:string}(); publisher_->publish(msg); });",
      "  }",
      "private:",
      "  rclcpp::Publisher<std_msgs::msg::${1:string}>::SharedPtr publisher_;",
      "  rclcpp::TimerBase::SharedPtr timer_;",
      "};"
    ],
    "description": "Create a ROS2 C++ Publisher node"
  }
}