lib/youtube_id.rb in youtube_id-0.0.3 vs lib/youtube_id.rb in youtube_id-0.1.0

@@ -1,13 +1,13 @@
 require "youtube_id/version"
 
 module YoutubeID
   FORMATS = [
-    %r(https?://youtu\.be/(.+)),
-    %r(https?://www\.youtube\.com/watch\?v=(.*?)(&|#|$)),
-    %r(https?://www\.youtube\.com/embed/(.*?)(\?|$)),
-    %r(https?://www\.youtube\.com/v/(.*?)(#|\?|$)),
-    %r(https?://www\.youtube\.com/user/.*?#\w/\w/\w/\w/(.+)\b)
+    %r((?:https?://)?youtu\.be/(.+)),
+    %r((?:https?://)?(?:www\.)?youtube\.com/watch\?v=(.*?)(&|#|$)),
+    %r((?:https?://)?(?:www\.)?youtube\.com/embed/(.*?)(\?|$)),
+    %r((?:https?://)?(?:www\.)?youtube\.com/v/(.*?)(#|\?|$)),
+    %r((?:https?://)?(?:www\.)?youtube\.com/user/.*?#\w/\w/\w/\w/(.+)\b)
   ]
 
   def self.from(video_url)
     video_url.strip!
     FORMATS.find { |format| video_url =~ format } and $1