pw_enum/examples/basic_enum.cc

// Copyright 2026 The Pigweed Authors
//
// 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
//
//     https://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 "enum_example/basic_enum.h"

#include "pw_enum/to_string.h"
#include "pw_log/log.h"
#include "pw_log/tokenized_args.h"

namespace my::nested::pkg {

const char* HandleEnum(MyEnum value) {
  // Log the enum as a string or token, depending on the logging backend.
  PW_LOG_INFO("The enum value is: " MY_NESTED_PKG_MY_ENUM, PW_LOG_ENUM(value));

  switch (value) {
    case MyEnum::kAlpha:
      // Handle case kAlpha
      break;
    case MyEnum::kBeta:
      // Handle case kBeta
      break;
  }

  // The const char* string version of the enum is always available.
  return pw::EnumToString(value);
}

}  // namespace my::nested::pkg