public static IEnumerable <string> FindFiles(string pattern)
{
//TODO
//Path.IsPathRooted(pattern);
var tokens = PatternUtils.Tokenize(pattern);
if (tokens.Length < 2)
{
return(Enumerable.Empty <string>());
}
string ds = Path.DirectorySeparatorChar.ToString();
var first = tokens[0];
if (first.EndsWith(":", StringComparison.Ordinal))
{
// if the token is a windows drive, add a backslash to make it an absolute path.
first += ds;
}
else if (pattern.StartsWith(ds, StringComparison.Ordinal))
{
// if the token was originally an absolute path (unix) or absolute path
// minus the drive letter (windows) add the slash/backslash again.
first = ds + first;
}
return(FindFiles(first, tokens.Skip(1)).ToList());
}
public FileWatcher(string pattern, Action <string> action)
{
_action = action;
//TODO check if rooted
_regex = new Regex("^" + Regex.Escape(pattern).Replace(@"\*", ".*").Replace(@"\?", ".") + "$",
RegexOptions.IgnoreCase | RegexOptions.Singleline);
_pattern = pattern;
_queue = new Queue <KeyValuePair <string, IEnumerable <string> > >();
var tokens = PatternUtils.Tokenize(pattern);
_queue.Enqueue(new KeyValuePair <string, IEnumerable <string> >(tokens[0] + Path.DirectorySeparatorChar, tokens.Skip(1)));
CreateWatchers();
}