path_prefix.rb in lotus-utils-0.6.0

- old
+ new

@@ -78,13 +78,16 @@
       #   path_prefix.relative_join('new').to_s      # => 'posts/new'
       #   path_prefix.relative_join('new', '_').to_s # => 'posts_new'
       def relative_join(strings, separator = @separator)
         raise TypeError if separator.nil?
         prefix = @string.gsub(@separator, separator)
+        result = [prefix, strings]
+        result.flatten!
+        result.compact!
+        result.reject! {|string| string == separator }
 
         self.class.new(
-          [prefix, strings].flatten.compact.join(separator),
-          separator
+          result.join(separator), separator
         ).relative!
       end
 
       protected
 