/** * Copyright (c) 2015-present, Facebook, Inc. * All rights reserved. * * This source code is licensed under the BSD-style license found in the * LICENSE file in the root directory of this source tree. An additional grant * of patent rights can be found in the PATENTS file in the same directory. */ #import "AIRWeakTimerReference.h" @implementation AIRWeakTimerReference { __weak NSObject *_target; SEL _selector; } - (instancetype)initWithTarget:(id)target andSelector:(SEL)selector { self = [super init]; if (self) { _target = target; _selector = selector; } return self; } - (void)timerDidFire:(NSTimer *)timer { if(_target) { [_target performSelector:_selector withObject:timer]; } else { [timer invalidate]; } } @end