parse static method
Implementation
static RedditUrl? parse(String url) {
var matches = RegExp(
r'(?:https?:)?\/\/(?:[a-z]+\.)?reddit\.com\/(?:u(?:ser)?)\/(?<username>[A-z0-9\-\_]*)\/?')
.allMatches(url);
var username = matches.getValue("username");
if (username == null) return null;
return RedditUrl._(username);
}