instance property
      
      KnotapiFlutterPlatform
      get
      instance
      
    
    
Gets the current instance of KnotapiFlutterPlatform.
Implementation
static KnotapiFlutterPlatform get instance => _instance;
      
      set
      instance
      (KnotapiFlutterPlatform instance) 
      
    
    
Sets the platform-specific implementation of KnotapiFlutterPlatform.
This must be called by platform-specific implementations when they
register themselves. The provided instance must extend
KnotapiFlutterPlatform and pass the verification check.
Implementation
static set instance(KnotapiFlutterPlatform instance) {
  PlatformInterface.verifyToken(instance, _token);
  _instance = instance;
}