internal static ControlFlowGraph GetControlFlowGraph(IOperation operation, Func <IOperation, ControlFlowGraph> getControlFlowGraphOpt, CancellationToken cancellationToken)
{
IOperation rootOperation = operation.GetRootOperation();
return(getControlFlowGraphOpt != null?
getControlFlowGraphOpt(rootOperation) :
ControlFlowGraph.CreateCore(rootOperation, nameof(rootOperation), cancellationToken));
}