executionProgress property 
    
    
        
  
    
      
  
      double
      get
      
executionProgress
      override
     
    
  The execution progress as a value between 0.0 and 1.0.
Returns 0.0 if executionCount is zero.
 
    
  Implementation
  @override
double get executionProgress {
  if (_executionCount == 0.0) return 0.0;
  return _executionIndex / _executionCount;
}