graph.rb in yard-0.7.0

- old
+ new

@@ -1,50 +1,50 @@
 module YARD
   module CLI
     # A command-line utility to generate Graphviz graphs from
     # a set of objects
-    # 
+    #
     # @see Graph#run
     # @since 0.6.0
     class Graph < Command
       # The options parsed out of the commandline.
       # Default options are:
       #   :format => :dot
       attr_reader :options
-      
+
       # The set of objects to include in the graph.
       attr_reader :objects
 
       # Creates a new instance of the command-line utility
       def initialize
         super
         @serializer = YARD::Serializers::StdoutSerializer.new
         @options = SymbolHash[:format => :dot]
       end
-      
+
       def description
         "Graphs class diagram using Graphviz"
       end
-    
+
       # Runs the command-line utility.
-      # 
+      #
       # @example
       #   grapher = Graph.new
       #   grapher.run('--private')
       # @param [Array<String>] args each tokenized argument
       def run(*args)
         Registry.load
         optparse(*args)
-        
+
         contents = objects.map {|o| o.format(options) }.join("\n")
         Templates::Engine.render(:format => :dot, :type => :layout,
           :verifier => @verifier, :serializer => @serializer,
           :contents => contents)
       end
-      
+
       private
-      
+
       # Parses commandline options.
       # @param [Array<String>] args each tokenized argument
       def optparse(*args)
         visibilities = []
         opts = OptionParser.new
@@ -61,34 +61,34 @@
         end
 
         opts.on('-d', '--dependencies', 'Show mixins in dependency graph.') do
           options[:dependencies] = true
         end
-        
-        opts.on('--no-public', "Don't show public methods. (default shows public)") do 
+
+        opts.on('--no-public', "Don't show public methods. (default shows public)") do
           visibilities.delete(:public)
         end
 
         opts.on('--protected', "Show or don't show protected methods. (default hides protected)") do
           visibilities.push(:protected)
         end
 
-        opts.on('--private', "Show or don't show private methods. (default hides private)") do 
+        opts.on('--private', "Show or don't show private methods. (default hides private)") do
           visibilities.push(:private)
         end
 
         opts.separator ""
         opts.separator "Output options:"
 
         opts.on('--dot [OPTIONS]', 'Send the results directly to `dot` with optional arguments.') do |dotopts|
           @serializer = Serializers::ProcessSerializer.new('dot ' + dotopts.to_s)
         end
-        
+
         opts.on('-f', '--file [FILE]', 'Writes output to a file instead of stdout.') do |file|
           @serializer = Serializers::FileSystemSerializer.new(:basepath => '.', :extension => nil)
           @serializer.instance_eval "def serialized_path(object) #{file.inspect} end"
         end
-        
+
         common_options(opts)
         parse_options(opts, args)
 
         @verifier = Verifier.new("object.type != :method || #{visibilities.uniq.inspect}.include?(object.visibility)")
         if args.first