From 1eecd10b8f813d545600845a67944254821edfe4 Mon Sep 17 00:00:00 2001
From: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Date: Sun, 29 Jul 2007 00:16:02 +0200
Subject: [PATCH] Array#pick_some method

---
 mark2.rb | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/mark2.rb b/mark2.rb
index 051e21b..84ea890 100644
--- a/mark2.rb
+++ b/mark2.rb
@@ -14,6 +14,17 @@ class Array
   def pick_one
     self[rand(self.size)]
   end
+
+  def pick_some(n)
+    return nil if self.empty?
+    i = rand(self.size)
+    if n < 0
+      count = rand(self.size-i)
+    else
+      count = rand([n, self.size-i].min)
+    end
+    self[i, count]
+  end
 end
 
 class ChanceHash
-- 
2.32.0.93.g670b81a890