Extracted format_output method

kerryb · Jul 15, 2009 · d6d1d9d · d6d1d9d
1 parent 9d3c0db
commit d6d1d9d
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/1.rb b/1.rb
@@ -12,7 +12,7 @@ def phrases(number)
       break if all_strings.length >= number
       all_strings += extract_phrases(words, phrase_length)
     end
-    all_strings[0, number].map {|s| "'#{s}'"}.join(', ')
+    format_output(all_strings[0, number])
   end
 
   private
@@ -22,6 +22,10 @@ def extract_phrases(words, phrase_length)
       words[i, phrase_length].join(' ')
     end
   end
+
+  def format_output(phrases)
+    phrases.map {|s| "'#{s}'"}.join(', ')
+  end
 end
 
 String.send(:include, StringExtensions)