Generalise 1..n word loop

kerryb · Jul 15, 2009 · 8be9301 · 8be9301
1 parent e10845f
commit 8be9301
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/1.rb b/1.rb
@@ -8,8 +8,9 @@ module StringExtensions
   def phrases(number)
     words = split
     all_strings = words
-    all_strings += extract_phrases(words, 2)
-    all_strings += extract_phrases(words, 3)
+    (2..words.size).each do |number_of_words|
+      all_strings += extract_phrases(words, number_of_words)
+    end
     all_strings[0, number].map {|s| "'#{s}'"}.join(', ')
   end