firebase-ios-sdk/FirebasePerformance/Tests/TestApp/Source/Models/PerfLogger.h

// Copyright 2020 Google LLC
//
// 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>

#define PerfLog(fmt, ...)                                                                   \
  [[PerfLogger sharedInstance]                                                              \
      log:[NSString stringWithFormat:(@"%s [Line %d] " fmt), __PRETTY_FUNCTION__, __LINE__, \
                                     ##__VA_ARGS__]];

@interface PerfLogger : NSObject

+ (instancetype)sharedInstance;

- (void)log:(NSString *)string;

@end