/// <exception cref="FailedToCreateUniqueDirectory"></exception>
public static AbsoluteDirectoryPath CreateUniqueDirectory(
this IFileSystem fileSystem,
AbsoluteDirectoryPath path,
Func <int, AbsoluteDirectoryPath> createName = null,
Func <int, TimeSpan> sleepTime = null,
int maxTries = 10)
{
createName = createName ?? (no => path.Rename(CreateNumberName(path.Name, no)));
sleepTime = sleepTime ?? (no => TimeSpan.FromMilliseconds(10));
var exception = Optional.None <Exception>();
for (int i = 0; i < maxTries; i++)
{
try
{
var uniquePath = fileSystem.MakeUnique(path, createName);
fileSystem.CreateNew(uniquePath);
Thread.Sleep(sleepTime(i));
return(uniquePath);
}
catch (Exception e)
{
exception = e;
}
}
throw new FailedToCreateUniqueDirectory(path.ContainingDirectory.ToOptional(), exception);
}
public static AbsoluteDirectoryPath MakeUnique(this IFileSystem fileSystem, AbsoluteDirectoryPath path)
{
return(fileSystem.MakeUnique(path, i => path.Rename(CreateNumberName(path.Name, i))));
}
