text: // Copyright 2021 Open Source Robotics Foundation, Inc.
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  //     http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  #ifndef RCLPY_COMMON__EXCEPTIONS_HPP_
  #define RCLPY_COMMON__EXCEPTIONS_HPP_
  
  #include <stdexcept>
  #include <string>
  
  #include "rclpy_common/visibility_control.h"
  
  namespace rclpy
  {
  
  RCLPY_COMMON_PUBLIC
  std::string append_rcl_error(std::string prepend);
  
  class RCLError : public std::runtime_error
  {
  public:
    RCLPY_COMMON_PUBLIC
    explicit RCLError(const std::string & error_text);
  
    RCLPY_COMMON_PUBLIC
    ~RCLError() = default;
  };
  
  class RCLInvalidROSArgsError : public RCLError
  {
  };
  
  class UnknownROSArgsError : public RCLError
  {
  };
  
  class NodeNameNonExistentError : public RCLError
  {
  };
  
  class UnsupportedEventTypeError : public RCLError
  {
  };
  }  // namespace rclpy
  
  #endif  // RCLPY_COMMON__EXCEPTIONS_HPP_
  