private HierarchyMap <T> NavigateTo(string path)
{
path ??= ""; // Default to empty string if null
string[] split = path.Split(new[] { '/', '\\' }, StringSplitOptions.RemoveEmptyEntries);
HierarchyMap <T> current = this;
foreach (string directory in split)
{
if (!current.directories.TryGetValue(directory, out current))
{
throw new DirectoryNotFoundException($"No such path: {path}");
}
}
return(current);
}
// Lists all values in a directory.
// If recursive == true, also lists values in sub-directories.
// |path| must end with '/'
//
// Examples:
// - List("a/b/c/")
// - List("a/b/c/", true)
public IEnumerable <T> List(string path, bool recursive = false)
{
HierarchyMap <T> current = NavigateTo(path);
IEnumerable <T> list = current.values.Values;
if (!recursive)
{
return(list);
}
foreach (HierarchyMap <T> map in current.directories.Values)
{
list = list.Concat(map.List(path, true));
}
return(list);
}