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future_return_code.cpp
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50 lines (44 loc) · 1.47 KB
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// Copyright 2015 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.
#include <iostream>
#include <string>
#include <type_traits>
#include "rclcpp/future_return_code.hpp"
namespace rclcpp
{
std::ostream &
operator<<(std::ostream & os, const rclcpp::FutureReturnCode & future_return_code)
{
return os << to_string(future_return_code);
}
std::string
to_string(const rclcpp::FutureReturnCode & future_return_code)
{
using enum_type = std::underlying_type<FutureReturnCode>::type;
std::string prefix = "Unknown enum value (";
std::string ret_as_string = std::to_string(static_cast<enum_type>(future_return_code));
switch (future_return_code) {
case FutureReturnCode::SUCCESS:
prefix = "SUCCESS (";
break;
case FutureReturnCode::INTERRUPTED:
prefix = "INTERRUPTED (";
break;
case FutureReturnCode::TIMEOUT:
prefix = "TIMEOUT (";
break;
}
return prefix + ret_as_string + ")";
}
} // namespace rclcpp