remove strange else block

Author: tenderlove

actionpack/lib/action_view/helpers/text_helper.rb

@@ -144,17 +144,15 @@ def excerpt(text, phrase, *args)
         options.reverse_merge!(:radius => 100, :omission => "...")
 
         phrase = Regexp.escape(phrase)
-        if found_pos = text.mb_chars =~ /(#{phrase})/i
-          start_pos = [ found_pos - options[:radius], 0 ].max
-          end_pos   = [ [ found_pos + phrase.mb_chars.length + options[:radius] - 1, 0].max, text.mb_chars.length ].min
+        return unless found_pos = text.mb_chars =~ /(#{phrase})/i
 
-          prefix  = start_pos > 0 ? options[:omission] : ""
-          postfix = end_pos < text.mb_chars.length - 1 ? options[:omission] : ""
+        start_pos = [ found_pos - options[:radius], 0 ].max
+        end_pos   = [ [ found_pos + phrase.mb_chars.length + options[:radius] - 1, 0].max, text.mb_chars.length ].min
 
-          prefix + text.mb_chars[start_pos..end_pos].strip + postfix
-        else
-          nil
-        end
+        prefix  = start_pos > 0 ? options[:omission] : ""
+        postfix = end_pos < text.mb_chars.length - 1 ? options[:omission] : ""
+
+        prefix + text.mb_chars[start_pos..end_pos].strip + postfix
       end
 
       # Attempts to pluralize the +singular+ word unless +count+ is 1. If