text: // Copyright 2019 Google
  //
  // 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.
  
  #import <Foundation/Foundation.h>
  
  NS_ASSUME_NONNULL_BEGIN
  
  @interface FIRHeartbeatInfo : NSObject
  
  // Enum representing the different heartbeat codes.
  typedef NS_ENUM(NSInteger, FIRHeartbeatInfoCode) {
    FIRHeartbeatInfoCodeNone = 0,
    FIRHeartbeatInfoCodeSDK = 1,
    FIRHeartbeatInfoCodeGlobal = 2,
    FIRHeartbeatInfoCodeCombined = 3,
  };
  
  /**
   * Get heartbeat code requred for the sdk.
   * @param heartbeatTag String representing the sdk heartbeat tag.
   * @return Heartbeat code indicating whether or not an sdk/global heartbeat
   * needs to be sent
   */
  + (FIRHeartbeatInfoCode)heartbeatCodeForTag:(NSString *)heartbeatTag;
  
  @end
  
  NS_ASSUME_NONNULL_END
  