lib/review/textutils.rb in review-2.3.0 vs lib/review/textutils.rb in review-2.4.0

@@ -1,38 +1,32 @@
-# $Id: textutils.rb 2192 2005-11-13 11:55:42Z aamine $
 require 'nkf'
 
 module ReVIEW
   module TextUtils
     def detab(str, ts = 8)
       add = 0
       len = nil
-      str.gsub(/\t/) {
+      str.gsub("\t") do
         len = ts - ($`.size + add) % ts
         add += len - 1
         ' ' * len
-      }
+      end
     end
 
     def split_paragraph(lines)
       pre = pre_paragraph
       post = post_paragraph
 
       blocked_lines = [[]]
-      lines.each {|element|
-        if element == ""
-          if blocked_lines.last != []
-            blocked_lines << []
-          end
+      lines.each do |element|
+        if element.empty?
+          blocked_lines << [] if blocked_lines.last != []
         else
           blocked_lines.last << element
         end
-      }
-
-      if !pre.nil? and !post.nil?
-        blocked_lines.map!{|i| [pre] + i + [post] }
       end
 
-      blocked_lines.map{|l| l.join("")}
+      blocked_lines.map! { |i| [pre] + i + [post] } if pre && post
+      blocked_lines.map(&:join)
     end
   end
 end