public static IEnumerable <string> Filter(this FileSystemTestType type, IEnumerable <string> items)
{
if (type.HasFlag(FileSystemTestType.Multiple))
{
return(items.Where(z => type.IsMatch(z)));
}
else
{
return new string[] { }
};
}
}
public static bool IsMatch(this FileSystemTestType type, IEnumerable <string> items)
{
if (items.Count() <= 1)
{
return(items.All(z => type.IsMatch(z)));
}
switch (type)
{
case FileSystemTestType.None:
case FileSystemTestType.File:
case FileSystemTestType.Directory:
case FileSystemTestType.Single:
return(false);
case FileSystemTestType.MultipleFile:
return(items.All(z => IsFileExists(z)));
case FileSystemTestType.MultipleDirectory:
return(items.All(z => IsDirectoryExists(z)));
case FileSystemTestType.Multiple:
return(items.All(z => IsFileExists(z) || IsDirectoryExists(z)));
case FileSystemTestType.Any:
return(true);
}
if (type.HasFlag(FileSystemTestType.MultipleDirectory) && items.All(z => IsDirectoryExists(z)))
{
return(true);
}
if (type.HasFlag(FileSystemTestType.MultipleFile) && items.All(z => IsFileExists(z)))
{
return(true);
}
return(false);
}
public static bool IsMatch(this FileSystemTestType type, string item)
{
return((type.HasFlag(FileSystemTestType.File) && IsFileExists(item)) ||
(type.HasFlag(FileSystemTestType.Directory) && IsDirectoryExists(item)) ||
type == FileSystemTestType.Any);
}