asciitree.rb in rley-0.7.08

- old
+ new

@@ -13,11 +13,11 @@
 
       # For each node in curr_path, there is a corresponding string value.
       # Allowed string values are: 'first', 'last', 'first_and_last', 'other'
       attr_reader(:ranks)
 
-      # @return [String] The character pattern used for rendering 
+      # @return [String] The character pattern used for rendering
       # a parent - child nesting
       attr_reader(:nesting_prefix)
 
       # @return [String] The character pattern used for a blank indentation
       attr_reader(:blank_indent)
@@ -97,11 +97,11 @@
         end
         ranks << rank
       end
 
       # 'root', 'first', 'first_and_last', 'last', 'other'
-      def path_prefix()
+      def path_prefix
         return '' if ranks.empty?
 
         prefix = +''
         @ranks.each_with_index do |rank, i|
           next if i.zero?
@@ -114,10 +114,10 @@
               prefix << blank_indent
           end
         end
 
         prefix << nesting_prefix
-        return prefix
+        prefix
       end
 
       def emit(aNode, aSuffix = '')
         output.puts("#{path_prefix}#{aNode.symbol.name}#{aSuffix}")
       end