public static string FormatReport <TTask>(TasksDurations <TTask> tasksDurations, bool includeHeader = true, Func <TTask, string> taskNameFormatter = null, Func <TimeSpan, string> taskDurationFormatter = null)
{
if (taskNameFormatter == null)
{
taskNameFormatter = x => x.ToString();
}
if (taskDurationFormatter == null)
{
taskDurationFormatter = x => x.TotalMilliseconds.ToString() + " ms";
}
var report = GetSubReport(tasksDurations, 0, taskNameFormatter, taskDurationFormatter).ToList();
if (includeHeader)
{
var header = typeof(TTask).Name + " performance report:";
report.Insert(0, header);
}
return(string.Join(Environment.NewLine, report));
}
private static IEnumerable <string> GetSubReport <TTask>(TasksDurations <TTask> tasksDurations, int depth, Func <TTask, string> taskNameFormatter, Func <TimeSpan, string> taskDurationFormatter)
{
var subreport = new List <string>();
var indent = string.Join(string.Empty, Enumerable.Repeat("\t", depth));
foreach (var taskDuration in tasksDurations)
{
subreport.Add(string.Format("{0}{1}: {2}",
indent,
taskNameFormatter(taskDuration.Key),
taskDurationFormatter(taskDuration.Value.Duration)));
if (taskDuration.Value.SubtasksDurations != null)
{
subreport.AddRange(GetSubReport(taskDuration.Value.SubtasksDurations,
depth + 1,
taskNameFormatter,
taskDurationFormatter));
}
}
return(subreport);
}
