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-rw-r--r--lib/rbot/core/utils/extends.rb8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/rbot/core/utils/extends.rb b/lib/rbot/core/utils/extends.rb
index 7b733994..e587f564 100644
--- a/lib/rbot/core/utils/extends.rb
+++ b/lib/rbot/core/utils/extends.rb
@@ -49,6 +49,14 @@ class ::Array
return nil if self.empty?
self[rand(self.length)]
end
+
+ # This method returns a random element from the array, deleting it from the
+ # array itself. The method returns nil if the array is empty
+ #
+ def delete_one
+ return nil if self.empty?
+ self.delete_at(rand(self.length))
+ end
end
# Extensions to the Range class