X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=lib%2Frbot%2Fcore%2Futils%2Fextends.rb;h=84833d9f89acde3aa676624c2057b1917eb8cdbd;hb=2bf7bc4cbcf61afc2f59ad9a897c4740cdbc39ef;hp=b1964617f2b153d6fc9f3df19994b6e5369b7a4f;hpb=70b0085a8bd04053cc0325937a21f67ab6efe2a7;p=user%2Fhenk%2Fcode%2Fruby%2Frbot.git

diff --git a/lib/rbot/core/utils/extends.rb b/lib/rbot/core/utils/extends.rb
index b1964617..84833d9f 100644
--- a/lib/rbot/core/utils/extends.rb
+++ b/lib/rbot/core/utils/extends.rb
@@ -108,6 +108,17 @@ class ::Array
     self.delete_at(index)
   end
 
+  # This method deletes a given object _el_ if it's found at the given
+  # position _pos_. The position can be either an integer or a range.
+  def delete_if_at(el, pos)
+    idx = self.index(el)
+    if pos === idx
+      self.delete_at(idx)
+    else
+      nil
+    end
+  end
+
   # shuffle and shuffle! are defined in Ruby >= 1.8.7
 
   # This method returns a new array with the same items as