From 0211ee00cc60310380ffb1e558e073cd2ceafc27 Mon Sep 17 00:00:00 2001
From: "Gun.io Whitespace Robot" <contact@gun.io>
Date: Mon, 30 Jan 2012 19:10:36 -0500
Subject: [PATCH] Remove whitespace [WhitespaceBot]

---
 README.rdoc                            |  12 +--
 TODO.markdown                          |   2 +-
 examples/example.rb                    |   6 +-
 lib/scruby.rb                          |   4 +-
 lib/scruby/buffer.rb                   |  29 +++----
 lib/scruby/bus.rb                      |  28 +++---
 lib/scruby/core_ext/array.rb           |   6 +-
 lib/scruby/core_ext/delegator_array.rb |  12 +--
 lib/scruby/core_ext/fixnum.rb          |   2 +-
 lib/scruby/core_ext/numeric.rb         |   4 +-
 lib/scruby/core_ext/object.rb          |   2 +-
 lib/scruby/core_ext/typed_array.rb     |  22 ++---
 lib/scruby/group.rb                    |   4 +-
 lib/scruby/node.rb                     |  22 ++---
 lib/scruby/server.rb                   |  36 ++++----
 lib/scruby/synth.rb                    |   8 +-
 lib/scruby/synthdef.rb                 |  12 +--
 lib/scruby/ticker.rb                   |  10 +--
 lib/scruby/ugens/buffer_read_write.rb  |   4 +-
 lib/scruby/ugens/demand.rb             |   4 +-
 lib/scruby/ugens/in_out.rb             |   2 +-
 lib/scruby/ugens/multi_out.rb          |  14 +--
 lib/scruby/ugens/operation_ugens.rb    |   8 +-
 lib/scruby/ugens/panner.rb             |  30 +++----
 lib/scruby/ugens/ugen.rb               |  34 ++++----
 lib/scruby/ugens/ugen_operations.rb    |  14 +--
 lib/scruby/ugens/ugens.rb              |  24 ++---
 spec/buffer_read_write_spec.rb         |  22 ++---
 spec/buffer_spec.rb                    |  62 ++++++-------
 spec/bus_spec.rb                       |  54 ++++++------
 spec/core_ext/core_ext_spec.rb         |  44 +++++-----
 spec/core_ext/delegator_array_spec.rb  |  36 ++++----
 spec/core_ext/typed_array_spec.rb      |  34 ++++----
 spec/demand_spec.rb                    |  28 +++---
 spec/disk_in_out_spec.rb               |  10 +--
 spec/env_gen_spec.rb                   |   6 +-
 spec/env_spec.rb                       |  14 +--
 spec/group_spec.rb                     |  24 ++---
 spec/helper.rb                         |   6 +-
 spec/in_out_spec.rb                    |   6 +-
 spec/integration_spec.rb               |  16 ++--
 spec/multiout_ugen_spec.rb             |  20 ++---
 spec/node_spec.rb                      |  38 ++++----
 spec/operation_ugens_spec.rb           |  80 ++++++++---------
 spec/panner_spec.rb                    |  44 +++++-----
 spec/server.rb                         |   2 +-
 spec/server_spec.rb                    |  40 ++++-----
 spec/synth_spec.rb                     |   4 +-
 spec/synthdef_spec.rb                  |  90 +++++++++----------
 spec/ugen_operations_spec.rb           |  30 +++----
 spec/ugen_spec.rb                      | 116 ++++++++++++-------------
 spec/ugens_spec.rb                     |  16 ++--
 52 files changed, 598 insertions(+), 599 deletions(-)

diff --git a/README.rdoc b/README.rdoc
index 6f99edd..e966674 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -1,11 +1,11 @@
-== Scruby 
+== Scruby
 
 Is a bare-bones SuperCollider livecoding library for Ruby, it provides comunication with a remote or local scsynth server and SynthDef creation with a
 in a similar way to Sclang.
 
 SynthDef creation and sending is robust but some features are not implemented such as SynthDef variations and others I may not be aware of.
 
-livecode.rb executable is located in the bin directory and a TextMate bundle included in extras permits livecoding from TextMate, comunication is 
+livecode.rb executable is located in the bin directory and a TextMate bundle included in extras permits livecoding from TextMate, comunication is
 thrugh *nix pipes. Similar functionality shouldn't be too dificult to implement from Emacs or Vim.
 
 == Install
@@ -18,10 +18,10 @@ Scruby is just a SuperCollider client so SC must be installed on the system. The
 == Usage
 
     require 'scruby'
-    
+
     s = Server.new
     s.boot
-    
+
     SynthDef.new :fm do |freq, amp, dur|
       mod_env = EnvGen.kr Env.new( d(600, 200, 100), d(0.7,0.3) ), 1, :timeScale => dur
       mod     = SinOsc.ar freq * 1.4, :mul => mod_env
@@ -32,12 +32,12 @@ Scruby is just a SuperCollider client so SC must be installed on the system. The
     end.send
 
     Synth.new :fm, :freq => 220, :amp => 0.4, :dur => 1
-    
+
 
 To start a live coding session:
 
     $ live
-    
+
 See http://github.com/maca/live
 
 
diff --git a/TODO.markdown b/TODO.markdown
index beaf935..f9a1ed3 100644
--- a/TODO.markdown
+++ b/TODO.markdown
@@ -1,3 +1,3 @@
 **Array workarrounds**
 
-* Buffer as Ugen input 
+* Buffer as Ugen input
diff --git a/examples/example.rb b/examples/example.rb
index 0c01fc4..3edd75b 100644
--- a/examples/example.rb
+++ b/examples/example.rb
@@ -24,7 +24,7 @@
 s.stop
 
 
-sdef  = SynthDef.new :perc, :values => [456, 0.34, 0.45] do |freq, amp, a, b| 
+sdef  = SynthDef.new :perc, :values => [456, 0.34, 0.45] do |freq, amp, a, b|
   dur = a
   amp = amp * 0.25
   freq = freq * 0.05
@@ -40,7 +40,7 @@
 sleep 0.05
 test = Synth.new :perc, :freq => 1000, :amp => 0.5, :dur => rand
 
-sdef  = SynthDef.new :perc, :values => [456, 0.34, 0.45] do |freq, amp, a, b| 
+sdef  = SynthDef.new :perc, :values => [456, 0.34, 0.45] do |freq, amp, a, b|
   dur = a
   amp = amp
   freq = freq * 0.1
@@ -53,7 +53,7 @@
 sleep 0.05
 test = Synth.new :perc, :freq => 1000, :amp => 0.5, :dur => rand
 
-sdef  = SynthDef.new :perc, :values => [456, 0.34, 0.45] do |freq, amp, a, b| 
+sdef  = SynthDef.new :perc, :values => [456, 0.34, 0.45] do |freq, amp, a, b|
   gate = EnvGen.kr Env.perc(0,0.1)
   env = EnvGen.kr Env.asr( 0.1, 4, 1 ), gate, :doneAction => 2
   sig = DelayC.ar( SinOsc.ar(freq), 4, SinOsc.ar( SinOsc.ar( SinOsc.ar( 2 ) ) ) )
diff --git a/lib/scruby.rb b/lib/scruby.rb
index 0890b9c..eb97525 100644
--- a/lib/scruby.rb
+++ b/lib/scruby.rb
@@ -5,12 +5,12 @@
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #++
diff --git a/lib/scruby/buffer.rb b/lib/scruby/buffer.rb
index b0eff0a..c9ec12c 100644
--- a/lib/scruby/buffer.rb
+++ b/lib/scruby/buffer.rb
@@ -3,7 +3,7 @@ def expand_path path
     path = "~/Scruby/#{ path }" unless path.match %r{^(?:/|~)}
     File.expand_path path
   end
-  
+
   class Buffer
     # readNoUpdate
     # loadCollection
@@ -32,45 +32,45 @@ class Buffer
 
     attr_reader   :server
     attr_accessor :path, :frames, :channels, :rate
-    
+
     def read path, file_start = 0, frames = -1, buff_start = 0, leave_open = false, &message
       # @on_info  = message
       message ||= ["/b_query", buffnum]
       @server.send "/b_read", buffnum, expand_path(path), file_start, frames, buff_start, leave_open, message.value(self)
       self
     end
-    
+
     def read_channel path, file_start = 0, frames = -1, buff_start = 0, leave_open = false, channels = [], &message
       message ||= 0
       @server.send *(["/b_ReadChannel", buffnum, expand_path(path), start, frames, buff_start, leave_open] + channels << message.value(self))
       self
     end
-    
+
     def close &message
       message ||= 0
       @server.send '/b_close', buffnum, message.value(self)
       self
     end
-    
+
     def zero &message
       message ||= 0
       @server.send '/b_zero', buffnum, message.value(self)
       self
     end
-    
+
     def cue_sound_file path, start = 0, &message
       message ||= 0
       @server.send "/b_read", buffnum, expand_path(path), start, @frames, 0, 1, message.value(self)
       self
     end
-    
+
     def write path = nil, format = 'aiff', sample_format = 'int24', frames = -1, start = 0, leave_open = false, &message
       message ||= 0
       path    ||= "#{ DateTime.now }.#{ format }"
       @server.send "/b_write", buffnum, expand_path(path), format, sample_format, frames, start, leave_open, message.value(self)
       self
     end
-    
+
     def initialize server, frames = -1, channels = 1
       @server, @frames, @channels = server, frames, channels
     end
@@ -88,7 +88,7 @@ def buffnum
     alias :as_ugen_input :buffnum
     alias :index         :buffnum
     # alias :as_control_input :buffnum
-    
+
     def free &message
       message ||= 0
       @server.send "/b_free", buffnum, message.value(self)
@@ -102,7 +102,7 @@ def allocate_and_read path, start, frames, &message
       @server.send "/b_allocRead", buffnum, @path = expand_path(path), start, frames, message.value(self)
       self
     end
-    
+
     def allocate_read_channel path, start, frames, channels, &message
       @server.allocate :buffers, self
       message ||= ["/b_query", buffnum]
@@ -114,24 +114,24 @@ class << self
       def allocate server, frames = -1, channels = 1, &message
         new(server, frames, channels).allocate &message
       end
-      
+
       def cue_sound_file server, path, start, channels = 2, buff_size = 32768, &message
         allocate server, buff_size, channels do |buffer|
           message ||= 0
           ['/b_read', buffer.buffnum, expand_path(path), start, buff_size, 0, true, message.value(buffer)]
         end
       end
-      
+
       # Allocate a buffer and immediately read a soundfile into it.
       def read server, path, start = 0, frames = -1, &message
         buffer = new server, &message
         buffer.allocate_and_read expand_path(path), start, frames
       end
-      
+
       def read_channel server, path, start = 0, frames = -1, channels = [], &message
         new(server, frames, channels).allocate_read_channel expand_path(path), start, frames, channels, &message
       end
-      
+
       def alloc_consecutive buffers, server, frames = -1, channels = 1, &message
         buffers = Array.new(buffers){ new server, frames, channels }
         server.allocate :buffers, buffers
@@ -150,4 +150,3 @@ def alloc_consecutive buffers, server, frames = -1, channels = 1, &message
     end
   end
 end
-    
\ No newline at end of file
diff --git a/lib/scruby/bus.rb b/lib/scruby/bus.rb
index 9db39b9..09b4e5b 100644
--- a/lib/scruby/bus.rb
+++ b/lib/scruby/bus.rb
@@ -1,30 +1,30 @@
 module Scruby
-  
+
   class Bus
     attr_reader :server, :rate, :channels, :main_bus
-    
+
     def initialize server, rate, channels = 1, main_bus = self, hardware_out = false
       @server, @rate, @channels, @main_bus, @hardware_out = server, rate, channels, main_bus, hardware_out
     end
-    
+
     def index
       @index ||= @server.__send__("#{ @rate }_buses").index(self)
     end
-    
+
     def free
       @index = nil
       @server.__send__("#{ @rate }_buses").delete(self)
     end
-    
+
     def to_map
       raise SCError, 'Audio buses cannot be mapped' if rate == :audio
       "c#{ index }"
     end
-    
+
     def audio_out?
       index < @server.instance_variable_get(:@opts)[:audio_outputs]
     end
-    
+
     # Messaging
     def set *args
       args.flatten!
@@ -33,28 +33,28 @@ def set *args
         message_args.push(chan).push(val) if chan and val
       end
       if args.size > channels
-        warn "You tried to set #{ args.size } values for bus #{ index } that only has #{ channels } channels, extra values are ignored." 
+        warn "You tried to set #{ args.size } values for bus #{ index } that only has #{ channels } channels, extra values are ignored."
       end
       @server.send '/c_set', *message_args
     end
-    
+
     def fill value, channels = @channels
       if channels > @channels
-        warn "You tried to set #{ channels } values for bus #{ index } that only has #{ @channels } channels, extra values are ignored." 
+        warn "You tried to set #{ channels } values for bus #{ index } that only has #{ @channels } channels, extra values are ignored."
       end
       @server.send '/c_fill', index, channels.min(@channels), value
     end
-    
+
     class << self
       private :new
-      
+
       def control server, channels = 1
         buses = [new(server, :control, channels)]
         buses.push new(server, :control, channels, buses.first) while buses.size < channels
         server.allocate :control_buses, buses
         buses.first
       end
-      
+
       def audio server, channels = 1
         buses = [new(server, :audio, channels)]
         buses.push new(server, :audio, channels, buses.first) while buses.size < channels
@@ -62,6 +62,6 @@ def audio server, channels = 1
         buses.first
       end
     end
-    
+
   end
 end
\ No newline at end of file
diff --git a/lib/scruby/core_ext/array.rb b/lib/scruby/core_ext/array.rb
index 1f1cbf4..9dbdc6e 100644
--- a/lib/scruby/core_ext/array.rb
+++ b/lib/scruby/core_ext/array.rb
@@ -28,15 +28,15 @@ def to_array; self; end
   def encode_floats #:nodoc:
     [self.size].pack('n') + self.pack('g*') #TODO: Deprecate
   end
-  
+
   def peel!
     self.replace self.first if self.first.kind_of? Array if self.size == 1
   end
-  
+
   def peel
     self.dup.peel! || self
   end
-  
+
   private
   def collect_constants #:nodoc:
     self.collect{ |e| e.send( :collect_constants )  }
diff --git a/lib/scruby/core_ext/delegator_array.rb b/lib/scruby/core_ext/delegator_array.rb
index 964bc4f..d14aba2 100644
--- a/lib/scruby/core_ext/delegator_array.rb
+++ b/lib/scruby/core_ext/delegator_array.rb
@@ -1,9 +1,9 @@
 class DelegatorArray < Array
-  
+
   def method_missing meth, *args, &block
     return self.map! { |item| item.send meth, *args, &block }
   end
-  
+
   def to_da; self; end
   def to_a;  Array.new self; end
 
@@ -12,18 +12,18 @@ def to_a;  Array.new self; end
       binary_op meth, args
     end
   end
-  
+
   private
   def binary_op op, inputs
     return method_missing(op, inputs) unless inputs.kind_of? Array
-    
+
     results = self.class.new
     self.zip(inputs).collect_with_index do |pair, index|
       left, right = pair
       next results.push(right) if index + 1 > self.size
-      next results.push(left)  if index + 1 > inputs.size 
+      next results.push(left)  if index + 1 > inputs.size
       results.push left.send(op, right)
-    end 
+    end
     results
   end
 end
diff --git a/lib/scruby/core_ext/fixnum.rb b/lib/scruby/core_ext/fixnum.rb
index 1d8c3be..1153f8b 100644
--- a/lib/scruby/core_ext/fixnum.rb
+++ b/lib/scruby/core_ext/fixnum.rb
@@ -1,5 +1,5 @@
 # Musical math
-class Fixnum  
+class Fixnum
   def freq
     440 * (2 ** ((self - 69) * 0.083333333333) )
   end
diff --git a/lib/scruby/core_ext/numeric.rb b/lib/scruby/core_ext/numeric.rb
index fe5c5d1..dadd510 100644
--- a/lib/scruby/core_ext/numeric.rb
+++ b/lib/scruby/core_ext/numeric.rb
@@ -16,8 +16,8 @@ def min other
   #:nodoc:
   def collect_constants
     self
-  end  
-  
+  end
+
   #:nodoc:
   def input_specs synthdef
     [-1, synthdef.constants.index(self)]
diff --git a/lib/scruby/core_ext/object.rb b/lib/scruby/core_ext/object.rb
index 5f8864e..734af83 100644
--- a/lib/scruby/core_ext/object.rb
+++ b/lib/scruby/core_ext/object.rb
@@ -3,7 +3,7 @@ class Object
   def to_array
     [*self]
   end
-  
+
   def to_proc
     Proc.new{ self }
   end
diff --git a/lib/scruby/core_ext/typed_array.rb b/lib/scruby/core_ext/typed_array.rb
index 8f7db1c..69d9a28 100644
--- a/lib/scruby/core_ext/typed_array.rb
+++ b/lib/scruby/core_ext/typed_array.rb
@@ -1,9 +1,9 @@
 
-# Typed array is a kind of Array that only accepts elements of a given Class, it will raise a TypeError if an element of 
+# Typed array is a kind of Array that only accepts elements of a given Class, it will raise a TypeError if an element of
 # diferent Class is passed to the operation methods or if an Array containing objects of a diferent class is concatenated.
 class TypedArray < Array
   attr_reader :type
-  
+
   # +Type+ a Class or an instance, on the operation methods it will match the argument against the Class or instance's Class
   def initialize type, elements = []
     @type = type.instance_of?(Class) ? type : type.class
@@ -11,43 +11,43 @@ def initialize type, elements = []
     check_types_for_array elements
     super elements
   end
-  
+
   # alias :old_plus :+ #:nodoc:
-  # 
+  #
   # def + array
   #   self.class.new @type, self.old_plus( array )
   # end
-  
+
   def concat array
     check_array_passed array
     check_types_for_array array
     super
   end
-  
+
   def << e
     check_type_for_obj e
     super
   end
-  
+
   def []= index, e
     check_type_for_obj e
     super
   end
-  
+
   def push e
     check_type_for_obj e
     super
   end
-  
+
   private
   def check_array_passed obj
     raise TypeError.new( "#{obj} is not Array" ) unless obj.instance_of? Array
   end
-  
+
   def check_types_for_array array
     raise TypeError.new("All elements of #{array} should be instance of #{@type}") unless array.reject{ |e| e.instance_of? @type }.empty?
   end
-  
+
   def check_type_for_obj obj
     raise TypeError.new("#{obj} is not instance of #{@type}") unless obj.instance_of? @type
   end
diff --git a/lib/scruby/group.rb b/lib/scruby/group.rb
index 7c0eda9..d4f4193 100644
--- a/lib/scruby/group.rb
+++ b/lib/scruby/group.rb
@@ -4,12 +4,12 @@ def free_all
       send '/g_freeAll', self.id
       self
     end
-    
+
     def deep_free
       send '/g_deepFree', self.id
       self
     end
-    
+
     def dump_tree post = false
       send '/g_dumpTree', self.id, post
       self
diff --git a/lib/scruby/node.rb b/lib/scruby/node.rb
index fab36c1..589ceee 100644
--- a/lib/scruby/node.rb
+++ b/lib/scruby/node.rb
@@ -2,7 +2,7 @@ module Scruby
   class Node
     @@base_id = 999
     attr_reader :servers, :group, :id
-    
+
     ACTIONS = [:head, :tail, :before, :after, :replace]
 
     def initialize *args
@@ -13,7 +13,7 @@ def initialize *args
       @servers = args.empty? ? Server.all : args
       @id    ||= @@base_id += 1
     end
-    
+
     def set args = {}
       send '/n_set', self.id, *args.to_a.flatten
       self
@@ -24,12 +24,12 @@ def free
       @group, @playing, @running = nil, false, false
       self
     end
-    
+
     def run run = true
       send '/n_run', self.id, run
       self
     end
-    
+
     # Map controls in this Node to read from control or audio rate Buses. Controls are defined in a SynthDef as args or instances of
     # Control or its subclasses. They are specified here using symbols, strings, or indices, and are listed in pairs with Bus objects.
     # The number of sequential controls mapped corresponds to the Bus' number of channels. If this Node is a Group this will map all
@@ -49,30 +49,30 @@ def map args
       send_bundle nil, *content
       self
     end
-    
+
     # mapn
     def trace
       send '/n_trace', self.id
       self
     end
-    
+
     def move_before node
       @group = node.group
       send '/n_before', self.id, node.id
       self
     end
-    
+
     def move_after node
       @group = node.group
       send '/n_after', self.id, node.id
       self
     end
-    
+
     # def move_to_head group
     #   @group = node.group
     #   @server.each{ |s| s.send '/n_after', self.id, node.id }
     # end
-    # 
+    #
     # def move_to_tail group
     #   @group = node.group
     #   @server.each{ |s| s.send '/n_after', self.id, node.id }
@@ -85,13 +85,13 @@ def playing?; @playing || false; end
     def self.reset!
       @@base_id = 2000
     end
-    
+
     # Sends a bundle to all registered +servers+ for this node
     def send_bundle timestamp, *messages
       bundle = Bundle.new( timestamp, *messages.map{ |message| Message.new *message } )
       @servers.each{ |s| s.send bundle  }
     end
-    
+
     # Sends a message to all registered +servers+ for this node
     def send command, *args
       message = Message.new command, *args
diff --git a/lib/scruby/server.rb b/lib/scruby/server.rb
index 69c105f..099a9e6 100644
--- a/lib/scruby/server.rb
+++ b/lib/scruby/server.rb
@@ -1,16 +1,16 @@
 require 'singleton'
 
-module Scruby 
+module Scruby
   include OSC
-  
+
   TrueClass.send :include, OSC::OSCArgument
   TrueClass.send(:define_method, :to_osc_type){ 1 }
-  
+
   FalseClass.send :include, OSC::OSCArgument
   FalseClass.send(:define_method, :to_osc_type){ 0 }
-  
+
   Hash.send :include, OSC::OSCArgument
-  Hash.send :define_method, :to_osc_type do 
+  Hash.send :define_method, :to_osc_type do
     self.to_a.collect{ |pair| pair.collect{ |a| OSC.coerce_argument a } }
   end
 
@@ -21,18 +21,18 @@ module Scruby
 
   class Server
     attr_reader :host, :port, :path, :buffers, :control_buses, :audio_buses
-    DEFAULTS = { :buffers => 1024, :control_buses => 4096, :audio_buses => 128, :audio_outputs => 8, :audio_inputs => 8, 
+    DEFAULTS = { :buffers => 1024, :control_buses => 4096, :audio_buses => 128, :audio_outputs => 8, :audio_inputs => 8,
       :host => 'localhost', :port => 57111, :path => '/Applications/SuperCollider/scsynth'
       }
 
     # Initializes and registers a new Server instance and sets the host and port for it.
-    # The server is a Ruby representation of scsynth which can be a local binary or a remote    
+    # The server is a Ruby representation of scsynth which can be a local binary or a remote
     # server already running.
     # Server class keeps an array with all the instantiated servers
-    # 
-    # For more info 
+    #
+    # For more info
     #   $ man scsynth
-    # 
+    #
     # @param [Hash] opts the options to create a message with.
     # @option opts [String] :path ('scsynt' on Linux, '/Applications/SuperCollider/scsynth' on Mac) scsynth binary path
     # @option opts [String] :host ('localhost') SuperCollider Server address
@@ -42,7 +42,7 @@ class Server
     # @option opts [Fixnum] :audio_outputs (8) Reserved buses for hardware output, indices start at 0
     # @option opts [Fixnum] :audio_inputs (8) Reserved buses for hardware input, indices starting from the number of audio outputs
     # @option opts [Fixnum] :buffers (1024) Number of available sample buffers
-    # 
+    #
     def initialize opts = {}
       @opts          = DEFAULTS.dup.merge opts
       @buffers       = []
@@ -53,26 +53,26 @@ def initialize opts = {}
       Bus.audio self, @opts[:audio_inputs]
       self.class.all << self
     end
-    
+
     def host; @opts[:host]; end
     def port; @opts[:port]; end
     def path; @opts[:path]; end
 
-    # Boots the local binary of the scsynth forking a process, it will rise a SCError if the scsynth 
-    # binary is not found in path. 
+    # Boots the local binary of the scsynth forking a process, it will rise a SCError if the scsynth
+    # binary is not found in path.
     # The default path can be overriden using Server.scsynt_path=('path')
     def boot
       raise SCError.new('Scsynth not found in the given path') unless File.exists? path
       if running?
         warn "Server on port #{ port } allready running"
-        return self 
+        return self
       end
 
       ready   = false
       timeout = Time.now + 2
       @thread = Thread.new do
         IO.popen "cd #{ File.dirname path }; ./#{ File.basename path } -u #{ port }" do |pipe|
-          loop do 
+          loop do
             if response = pipe.gets
               puts response
               ready = true if response.match /ready/
@@ -83,7 +83,7 @@ def boot
       sleep 0.01 until ready or !@thread.alive? or Time.now > timeout
       sleep 0.01        # just to be shure
       send "/g_new", 1  # default group
-      self   
+      self
     end
 
     def running?
@@ -141,7 +141,7 @@ def allocate kind, *elements
         end
       end
 
-      case 
+      case
       when indices.size >= elements.size
         collection[indices.first, elements.size] = elements
       when collection.size + elements.size <= max_size
diff --git a/lib/scruby/synth.rb b/lib/scruby/synth.rb
index 5bad9ab..3157b91 100644
--- a/lib/scruby/synth.rb
+++ b/lib/scruby/synth.rb
@@ -28,19 +28,19 @@ def new name, args = {}, target = nil, action = :head
       def after target, name, args = {}
         new name, args, target, :after
       end
-      
+
       def before target, name, args = {}
         new name, args, target, :before
       end
-      
+
       def head target, name, args = {}
         new name, args, target, :head
       end
-      
+
       def tail target, name, args = {}
         new name, args, target, :tail
       end
-      
+
       def replace target, name, args = {}
         new name, args, target, :replace
       end
diff --git a/lib/scruby/synthdef.rb b/lib/scruby/synthdef.rb
index f231923..94ba7a6 100644
--- a/lib/scruby/synthdef.rb
+++ b/lib/scruby/synthdef.rb
@@ -1,7 +1,7 @@
 module Scruby
   class SynthDef
     attr_reader :name, :children, :constants, :control_names
-    # Creates a new SynthDef instance 
+    # Creates a new SynthDef instance
     # An "ugen graph" block should be passed:
     #
     #   SynthDef.new('simple') do |rate|
@@ -48,9 +48,9 @@ def initialize name, options = {}, &block
     def encode
       controls         = @control_names.reject { |cn| cn.non_control? }
       encoded_controls = [controls.size].pack('n') + controls.collect{ |c| c.name.encode + [c.index].pack('n') }.join
-      
+
       init_stream + name.encode + constants.encode_floats + values.flatten.encode_floats + encoded_controls +
-      [children.size].pack('n') + children.collect{ |u| u.encode }.join + 
+      [children.size].pack('n') + children.collect{ |u| u.encode }.join +
       [@variants.size].pack('n') #stub!!!
     end
 
@@ -78,7 +78,7 @@ def values #:nodoc:
     #
     def send *servers
       servers.peel!
-      (servers.empty? ? Server.all : servers).each{ |s| s.send_synth_def( self ) } 
+      (servers.empty? ? Server.all : servers).each{ |s| s.send_synth_def( self ) }
       self
     end
 
@@ -89,8 +89,8 @@ def collect_control_names function, values, rates
     end
 
     def build_controls control_names
-      # control_names.select{ |c| c.rate == :noncontrol }.sort_by{ |c| c.control_name.index } + 
-      [:scalar, :trigger, :control].collect do |rate| 
+      # control_names.select{ |c| c.rate == :noncontrol }.sort_by{ |c| c.control_name.index } +
+      [:scalar, :trigger, :control].collect do |rate|
         same_rate_array = control_names.select{ |control| control.rate == rate }
         Control.and_proxies_from( same_rate_array ) unless same_rate_array.empty?
       end.flatten.compact.sort_by{ |proxy| proxy.control_name.index }
diff --git a/lib/scruby/ticker.rb b/lib/scruby/ticker.rb
index 8546ee4..41a6d7c 100644
--- a/lib/scruby/ticker.rb
+++ b/lib/scruby/ticker.rb
@@ -7,21 +7,21 @@ module Scruby
   #     end
   #   end
   # end
-  
+
   # A timer will call a given block periodically. The period is specified in beats per minute.
   class Ticker
     attr_reader :start, :tick, :interval
     attr_accessor :tempo, :resolution, :size, :loop
-    
+
     def initialize tempo = 120, size = 16, resolution = 1, loop = true, &block
       @tempo , @resolution, @size, @loop = tempo , resolution, size, loop
       @interval   = 60.0 / @tempo
       @tick       = 0
       @block      = block
     end
-    
+
     named_args_for :initialize
-    
+
     def block &block
       @block = block
     end
@@ -88,5 +88,5 @@ def at tick, &proc
       @queue[tick].push proc
     end
   end
-  
+
 end
\ No newline at end of file
diff --git a/lib/scruby/ugens/buffer_read_write.rb b/lib/scruby/ugens/buffer_read_write.rb
index 28d800c..7ef9245 100644
--- a/lib/scruby/ugens/buffer_read_write.rb
+++ b/lib/scruby/ugens/buffer_read_write.rb
@@ -19,7 +19,7 @@ class TGrains < Ugen
       include MultiOut
 
       def initialize rate, channels, *inputs
-        raise ArgumentError.new("#{ self.class } instance needs at least two channels.") unless channels > 1 
+        raise ArgumentError.new("#{ self.class } instance needs at least two channels.") unless channels > 1
         super
       end
 
@@ -84,7 +84,7 @@ def ar input, bufnum = 0
         named_args_for :kr, :ar
       end
     end
-    
+
     class Tap < Ugen
       class << self
         def ar bufnum = 0, num_channels = 1, delay_time = 0.2
diff --git a/lib/scruby/ugens/demand.rb b/lib/scruby/ugens/demand.rb
index e5c65dc..04ae4da 100644
--- a/lib/scruby/ugens/demand.rb
+++ b/lib/scruby/ugens/demand.rb
@@ -2,8 +2,8 @@ module Scruby
   module Ugens
     class Demand < Ugen
       include MultiOut
-      
-      
+
+
     end
   end
 end
\ No newline at end of file
diff --git a/lib/scruby/ugens/in_out.rb b/lib/scruby/ugens/in_out.rb
index 3f07f87..d1f7608 100644
--- a/lib/scruby/ugens/in_out.rb
+++ b/lib/scruby/ugens/in_out.rb
@@ -39,7 +39,7 @@ def kr bus, *inputs
         end
       end
     end
-  
+
     class ReplaceOut < Out
     end
   end
diff --git a/lib/scruby/ugens/multi_out.rb b/lib/scruby/ugens/multi_out.rb
index cc59b23..c26e3e0 100644
--- a/lib/scruby/ugens/multi_out.rb
+++ b/lib/scruby/ugens/multi_out.rb
@@ -1,20 +1,20 @@
 module Scruby
-  module Ugens 
+  module Ugens
     module MultiOut #:nodoc:
       def self.included base
         base.extend ClassMethods
       end
-      
+
       def initialize rate, channels, *inputs
         super rate, *inputs
         @channels = Array === channels ? channels : (0...channels).map{ |i| OutputProxy.new rate, self, i }
         @channels = @channels.to_da
       end
-      
+
       def output_specs
         channels.output_specs.flatten
       end
-      
+
       module ClassMethods
         private
         def new rate, channels, *inputs
@@ -23,7 +23,7 @@ def new rate, channels, *inputs
         end
       end
     end
-    
+
     class OutputProxy < Ugen #:nodoc:
       attr_reader :source, :control_name, :output_index
       class << self; public :new; end
@@ -40,11 +40,11 @@ def add_to_synthdef; end
 
     class Control < Ugen #:nodoc:
       include MultiOut
-      
+
       def initialize rate, *names
         super rate, names.collect_with_index{ |n, i| OutputProxy.new rate, self, i, n }
       end
-      
+
       def self.and_proxies_from names
         new names.first.rate, *names
       end
diff --git a/lib/scruby/ugens/operation_ugens.rb b/lib/scruby/ugens/operation_ugens.rb
index 9bfdfe9..edd9f2c 100644
--- a/lib/scruby/ugens/operation_ugens.rb
+++ b/lib/scruby/ugens/operation_ugens.rb
@@ -5,7 +5,7 @@ class BasicOpUgen < Ugen #:nodoc:
       attr_accessor :operator
 
       class << self
-        def new operator, *inputs 
+        def new operator, *inputs
           obj = super get_rate(inputs), inputs
           set_operator_for obj, operator
           obj
@@ -13,7 +13,7 @@ def new operator, *inputs
 
         private
         #:nodoc:
-        def set_operator_for input, operator 
+        def set_operator_for input, operator
           input.kind_of?(Array) ? input.each{ |element| set_operator_for element, operator  } : input.operator = operator
         end
 
@@ -25,7 +25,7 @@ def get_rate *inputs
       end
     end
 
-    class UnaryOpUGen < BasicOpUgen 
+    class UnaryOpUGen < BasicOpUgen
       def self.new operator, input
         super
       end
@@ -59,5 +59,5 @@ def self.new input, mul, add
       end
     end
   end
-  
+
 end
\ No newline at end of file
diff --git a/lib/scruby/ugens/panner.rb b/lib/scruby/ugens/panner.rb
index 3ba6873..fc16aab 100644
--- a/lib/scruby/ugens/panner.rb
+++ b/lib/scruby/ugens/panner.rb
@@ -2,21 +2,21 @@ module Scruby
   module Ugens
     class Pan2 < Ugen
       include MultiOut
-      
+
       class << self
         def ar input, pos = 0.0, level = 1.0
           new :audio, 2, input, pos, level
         end
-      
+
         def kr input, pos = 0.0, level = 1.0
           new :control, 2, input, pos, level
         end
         named_args_for :ar, :kr
       end
     end
-    
+
     class LinPan2 < Pan2; end
-    
+
     class Pan4 < Ugen
       include MultiOut
 
@@ -24,14 +24,14 @@ class << self
         def ar input, xpos = 0.0, ypos = 0.0, level = 1.0
           new :audio, 4, input, xpos, ypos, level
         end
-      
+
         def kr input, xpos = 0.0, ypos = 0.0, level = 1.0
           new :control, 4, input, xpos, ypos, level
         end
         named_args_for :ar, :kr
       end
     end
-  
+
     class Balance2 < Ugen
       include MultiOut
 
@@ -39,28 +39,28 @@ class << self
         def ar left, right, pos = 0.0, level = 1.0
           new :audio, 2, left, right, pos, level
         end
-      
+
         def kr left, right, pos = 0.0, level = 1.0
           new :control, 2, left, right, pos, level
         end
         named_args_for :ar, :kr
       end
     end
-  
+
     class Rotate2 < Ugen
       include MultiOut
-      
+
       class << self
         def ar x, y, pos = 0.0
           new :audio, 2, x, y, pos
         end
-      
+
         def kr x, y, pos = 0.0
           new :control, 2, x, y, pos
         end
       end
     end
- 
+
     class PanB < Ugen
       include MultiOut
 
@@ -75,7 +75,7 @@ def kr input, azimuth = 0, elevation = 0, gain = 1
         named_args_for :ar, :kr
       end
     end
-    
+
     class PanB2 < Ugen
       include MultiOut
 
@@ -90,7 +90,7 @@ def kr input, azimuth = 0, gain = 1
         named_args_for :ar, :kr
       end
     end
-    
+
     class BiPanB2 < Ugen
       include MultiOut
 
@@ -104,7 +104,7 @@ def kr a, b, azimuth, gain = 1
         end
       end
     end
-    
+
     class DecodeB2 < Ugen
       include MultiOut
 
@@ -118,7 +118,7 @@ def kr num_channels, w, x, y, orientation = 0.5
         end
       end
     end
-  
+
     class PanAz < Ugen
       include MultiOut
 
diff --git a/lib/scruby/ugens/ugen.rb b/lib/scruby/ugens/ugen.rb
index 380a233..87aedd5 100644
--- a/lib/scruby/ugens/ugen.rb
+++ b/lib/scruby/ugens/ugen.rb
@@ -4,7 +4,7 @@ module Ugens
       #
       # == Creation
       #
-      # Ugens are usually instantiated inside an "ugen graph" or the block passed when creating a SynthDef 
+      # Ugens are usually instantiated inside an "ugen graph" or the block passed when creating a SynthDef
       # using either the ar, kr, ir or new methods wich will determine the rate.
       #   * ar: audio rate
       #   * kr: control rate
@@ -13,7 +13,7 @@ module Ugens
       #
       # Not all the ugens provide all the rates
       #
-      # Two ugens inside an ugen graph: 
+      # Two ugens inside an ugen graph:
       #   SynthDef.new('simple'){ Out.ar(0, SinOsc.ar) }
       #   # Out and SinOsc are both ugens
       #
@@ -23,7 +23,7 @@ module Ugens
       # Usually when instantiating an ugen the arguments can be passed in order:
       #   Pitch.kr(0, 220, 80, ...)
       #
-      # Or using a hash where the keys are symbols corresponding to the argument name. 
+      # Or using a hash where the keys are symbols corresponding to the argument name.
       #   Pitch.kr( :initFreq => 220, :execFreq => 300 )
       #
       # Or a combination of both ways:
@@ -44,7 +44,7 @@ module Ugens
       #       end
       #       named_arguments_for :ar
       #     end
-      #     
+      #
       #   end
       #
       # For more info and limitations on named arguments check the gem: http://github.com/maca/arguments
@@ -54,7 +54,7 @@ module Ugens
       # TODO: Provide a way of getting the argument names and default values
     class Ugen
       attr_reader :inputs, :rate, :index, :special_index, :output_index, :channels
-      
+
       RATES        = :scalar, :trigger, :demand, :control, :audio
       E_RATES      = :scalar, :control, :audio, :demand
       VALID_INPUTS = Numeric, Array, Ugen, Env, ControlName
@@ -68,18 +68,18 @@ def initialize rate, *inputs
         @channels      ||= [1]
         @index           = add_to_synthdef || 0
       end
-      
+
       # Instantiate a new MulAdd passing self and the multiplication and addition arguments
       def muladd mul, add
         MulAdd.new self, mul, add
       end
 
       def encode
-        self.class.to_s.split('::').last.encode + [ E_RATES.index(rate) ].pack('w') + 
-          [ inputs.size, channels.size, special_index, collect_input_specs ].flatten.pack('n*') + 
+        self.class.to_s.split('::').last.encode + [ E_RATES.index(rate) ].pack('w') +
+          [ inputs.size, channels.size, special_index, collect_input_specs ].flatten.pack('n*') +
           output_specs.pack('w*')
       end
-      
+
       private
       def synthdef #:nodoc:
         @synthdef ||= Ugen.synthdef
@@ -88,29 +88,29 @@ def synthdef #:nodoc:
       def add_to_synthdef #:nodoc:
         (synthdef.children << self).size - 1 if synthdef
       end
-      
+
       def collect_constants #:nodoc:
         @inputs.send( :collect_constants )
       end
-      
+
       def input_specs synthdef #:nodoc:
         [index, output_index]
       end
-      
+
       def collect_input_specs #:nodoc:
         @inputs.collect{ |i| i.send :input_specs, synthdef  }
       end
-      
+
       def output_specs #:nodoc:
         [E_RATES.index(rate)]
       end
-      
+
       public
       def == other
         self.class    == other.class    and
         self.rate     == other.rate     and
         self.inputs   == other.inputs   and
-        self.channels == other.channels 
+        self.channels == other.channels
       end
 
       class << self
@@ -126,7 +126,7 @@ def new rate, *inputs
           else
             raise ArgumentError.new( "#{rate} not a defined rate") unless RATES.include? rate.to_sym
           end
-        
+
           size = 1 # Size of the largest multichannel input (Array)
           inputs.peel! # First input if input is Array and size is 1
           inputs.map! do |input|
@@ -154,7 +154,7 @@ def valid_input? obj
           else false
           end
         end
-        
+
         def synthdef #:nodoc:
           @@synthdef
         end
diff --git a/lib/scruby/ugens/ugen_operations.rb b/lib/scruby/ugens/ugen_operations.rb
index 0c3f947..d5b5605 100644
--- a/lib/scruby/ugens/ugen_operations.rb
+++ b/lib/scruby/ugens/ugen_operations.rb
@@ -1,15 +1,15 @@
 module Scruby
   module Ugens
-    # This module enables Ugen operations for Ugens, Numeric and Arrays, when any instance of this classes executes an operation with an Ugen a BinaryUgenOp 
+    # This module enables Ugen operations for Ugens, Numeric and Arrays, when any instance of this classes executes an operation with an Ugen a BinaryUgenOp
     # is instantiated where both objects are the inputs of the operation, an UnaryUgenOp is instantiated for unary operations
     # This are the permited operations:
     #
-    # Binary: 
-    # +, -, *, div, /, mod, <=, >=, minimum, maximum, lcm, gcd, round, roundUp, trunc, atan2, hypot, hypotApx, pow, leftShift, rightShift, unsignedRightShift, ring1, ring2, ring3, ring4, difsqr, sumsqr, sqrsum, sqrdif, absdif, thresh, amclip, scaleneg, clip2, excess, fold2, wrap2, rrand and exprand 
-    # 
+    # Binary:
+    # +, -, *, div, /, mod, <=, >=, minimum, maximum, lcm, gcd, round, roundUp, trunc, atan2, hypot, hypotApx, pow, leftShift, rightShift, unsignedRightShift, ring1, ring2, ring3, ring4, difsqr, sumsqr, sqrsum, sqrdif, absdif, thresh, amclip, scaleneg, clip2, excess, fold2, wrap2, rrand and exprand
+    #
     # Unary:
-    # neg, bitNot, abs, asFloat, ceil, floor, frac, sign, squared, cubed, sqrt, exp, reciprocal, midicps, cpsmidi, midiratio, ratiomidi, dbamp, ampdb, octcps, cpsoct, log, log2, log10, sin, cos, tam, asin, acos, atan, sinh, cosh, tanh, rand, rand2, linrand, bilinrand, sum3rand, distort, softclip, coin, rectWindow, hanWindow, welWindow, triWindow, ramp and scurve 
-    # 
+    # neg, bitNot, abs, asFloat, ceil, floor, frac, sign, squared, cubed, sqrt, exp, reciprocal, midicps, cpsmidi, midiratio, ratiomidi, dbamp, ampdb, octcps, cpsoct, log, log2, log10, sin, cos, tam, asin, acos, atan, sinh, cosh, tanh, rand, rand2, linrand, bilinrand, sum3rand, distort, softclip, coin, rectWindow, hanWindow, welWindow, triWindow, ramp and scurve
+    #
     module UgenOperations
       operation_indices = YAML::load File.open( File.dirname(__FILE__) + "/operation_indices.yaml" )
       UNARY      = operation_indices['unary']
@@ -18,7 +18,7 @@ module UgenOperations
 
       def self.included klass
         # Define unary operations
-        UNARY.each_key do |op| 
+        UNARY.each_key do |op|
           define_method(op){ UnaryOpUGen.new op, self } unless klass.instance_methods.include? op
         end
 
diff --git a/lib/scruby/ugens/ugens.rb b/lib/scruby/ugens/ugens.rb
index b0a8214..9609bda 100644
--- a/lib/scruby/ugens/ugens.rb
+++ b/lib/scruby/ugens/ugens.rb
@@ -3,31 +3,31 @@ module Ugens
 
     #
     # Default SuperCollider Ugens definitions are stored in the ugen_defs.yml file and are defined as Ruby classes on the fly, the yml format is:
-    # 
-    #   NewUgen: 
-    #     :control: 
+    #
+    #   NewUgen:
+    #     :control:
     #     - - :input
-    #       - 
+    #       -
     #     - - :freq
     #       - 440
-    #     :audio: 
+    #     :audio:
     #     - - :input
-    #       - 
+    #       -
     #     - - :freq
     #       - 440
     #
     # To define a Ruby class corresponding to an Ugen +name+ should be passed and a hash of +rates+, inputs and default values, default values can be nil
-    # 
+    #
     #   Ugens.define_ugen( 'NewUgen', {:control => [[:input, nil], [:freq, 440]], :audio => [[:input, nil], [:freq, 440]]} )
     #
     # The previous is equivalent as the following ruby code:
-    # 
+    #
     #   class NewUgen < Ugen
     #     class << self
     #       def kr( input, freq = 440 )
     #         new :control, input, freq
     #       end
-    #     
+    #
     #       def ar( input, freq = 440)
     #         new :audio, input, freq
     #       end
@@ -35,7 +35,7 @@ module Ugens
     #       named_arguments_for :ar, :kr
     #     end
     #   end
-    #       
+    #
     # In future versions Ugen definitions will be loaded from ~/Ugens or ~/.Ugens directories either as yml files or rb files
     #
     def self.define_ugen name, rates
@@ -55,7 +55,7 @@ def new #{ args.collect{ |a, v| "#{ a } = #{ v.inspect }"  }.join(', ') }
           assigns = []
           args.each_with_index do |arg, index|
             key, val = arg
-            assigns << %{  
+            assigns << %{
               #{ key } = opts[:#{ key }] || args[#{ index }] || #{ val }
               raise( ArgumentError.new("`#{ key }` value must be provided") ) unless #{ key }
             }
@@ -88,7 +88,7 @@ class << self
       # # TODO: Load from ~/Ugens directory
     end
 
-    YAML::load( File.open( File.dirname(__FILE__) + "/ugen_defs.yaml" ) ).each_pair do |key, value| 
+    YAML::load( File.open( File.dirname(__FILE__) + "/ugen_defs.yaml" ) ).each_pair do |key, value|
       self.define_ugen key, value
     end
   end
diff --git a/spec/buffer_read_write_spec.rb b/spec/buffer_read_write_spec.rb
index a285e32..974bcee 100644
--- a/spec/buffer_read_write_spec.rb
+++ b/spec/buffer_read_write_spec.rb
@@ -3,11 +3,11 @@
 require "scruby/core_ext/delegator_array"
 require "scruby/control_name"
 require "scruby/env"
-require "scruby/ugens/ugen" 
+require "scruby/ugens/ugen"
 require "scruby/ugens/ugen_operations"
-require "scruby/ugens/operation_ugens" 
+require "scruby/ugens/operation_ugens"
 require "scruby/ugens/multi_out"
-require "scruby/ugens/ugens" 
+require "scruby/ugens/ugens"
 require "scruby/ugens/buffer_read_write"
 
 include Scruby
@@ -25,11 +25,11 @@ class << self; public :new; end
       @inputs ||= @params
       @instance = @proxies.first.source
     end
-    
+
     it "should output a DelegatorArray" do
       @proxies.should be_a(DelegatorArray)
     end
-    
+
     it "should have correct rate" do
       @instance.rate.should == @rate
     end
@@ -259,7 +259,7 @@ class << self; public :new; end
 
     it "should require phase to be audio rate"
   end
-  
+
   describe Tap, 'single input' do
     before do
       @inputs    = 5, 1, 0, SampleRate.ir.neg * 3, 1, 0
@@ -278,14 +278,14 @@ class << self; public :new; end
       @buff_ugen.inputs.should == @inputs
     end
   end
-  
+
   describe Tap, 'single input' do
     before do
       @inputs    = 5, 1, 0, SampleRate.ir.neg * 3, 1, 0
       @channels  = 1
       @proxies   = Tap.ar( 5, @channels, 3 )
     end
-    
+
     it "should have one proxy" do
       @proxies.should have(@channels).proxy
     end
@@ -302,14 +302,14 @@ class << self; public :new; end
       @proxies.each{ |p| p.source.inputs == @inputs }
     end
   end
-  
+
   describe Tap, 'multi input' do
     before do
       @inputs    = 5, 1, 0, SampleRate.ir.neg * 3, 1, 0
       @channels  = 4
       @proxies   = Tap.ar( 5, @channels, 3 )
     end
-    
+
     it "should have one proxy" do
       @proxies.should have(@channels).proxy
     end
@@ -326,7 +326,7 @@ class << self; public :new; end
       @proxies.each{ |p| p.source.inputs == @inputs }
     end
   end
-  
+
   #LocalBuf
   #MaxLocalBufs
   #ClearBuf
diff --git a/spec/buffer_spec.rb b/spec/buffer_spec.rb
index dbd1771..e3c1f8b 100644
--- a/spec/buffer_spec.rb
+++ b/spec/buffer_spec.rb
@@ -22,22 +22,22 @@
       @server.send "/dumpOSC", 3
       sleep 0.05
     end
-    
+
     after :all do
       @server.quit
     end
-    
+
     describe 'Buffer.read' do
       before do
         @buffer = Buffer.read @server, "sounds/a11wlk01-44_1.aiff"
         sleep 0.005
       end
-      
+
       it "should instantiate and send /b_allocRead message" do
         @buffer.should be_a(Buffer)
         @server.output.should =~ %r{\[ "/b_allocRead", #{ @buffer.buffnum }, "/.+/Scruby/sounds/a11wlk01-44_1.aiff", 0, -1, DATA\[20\] \]}
       end
-      
+
       it "should allow passing a completion message"
     end
 
@@ -46,31 +46,31 @@
         @buffer = Buffer.allocate @server, 44100 * 8.0, 2
         sleep 0.005
       end
-      
+
       it "should call allocate and send /b_alloc message" do
         @buffer.should be_a(Buffer)
         @server.output.should =~ %r{\[ "/b_alloc", #{ @buffer.buffnum }, 352800, 2, 0 \]}
         @server.output.should =~ /69 00 00 00  00 00 00 00  00 44 ac 48  00 00 00 02/
       end
-      
+
       it "should allow passing a completion message"
     end
-  
+
     describe 'Buffer.cueSoundFile' do
       before do
         @buffer = Buffer.cue_sound_file @server, "/sounds/a11wlk01-44_1.aiff", 0, 1
         sleep 0.005
       end
-      
+
       it "should send /b_alloc message and instantiate" do
         @buffer.should be_a(Buffer)
         @server.output.should =~ %r{\[ "/b_alloc", #{ @buffer.buffnum }, 32768, 1, DATA\[72\] \]}
         @server.output.should =~ /6e 64 73 2f  61 31 31 77  6c 6b 30 31  2d 34 34 5f/
       end
-      
+
       it "should allow passing a completion message"
     end
-  
+
     describe '#free' do
       before do
         @buffer  = Buffer.allocate @server, 44100 * 10.0, 2
@@ -79,72 +79,72 @@
         @buffer2.free
         sleep 0.005
       end
-      
+
       it "should remove itself from the server @buffers array and send free message" do
         @buffer2.buffnum.should be_nil
         @server.output.should =~ %r{\[ "/b_free", #{ @bnum }, 0 \]}
       end
-      
+
       it "should allow passing a completion message"
-      
+
     end
-    
+
     describe 'Buffer.alloc_consecutive' do
       before do
         @buffers = Buffer.alloc_consecutive 8, @server, 4096, 2
         sleep 0.005
       end
-      
+
       it "should send alloc message for each Buffer and instantiate" do
         @buffers.should have(8).buffers
         @buffers.each do |buff|
           @server.output.should =~ %r{\[ "/b_alloc", #{ buff.buffnum }, 4096, 2, 0 \]}
         end
       end
-      
+
       it "should allow passing a message"
     end
-    
+
     describe 'Buffer.read_channel' do
       before do
         @buffer = Buffer.read_channel @server, "sounds/SinedPink.aiff", :channels => [0]
         sleep 0.005
       end
-      
+
       it "should allocate and send /b_allocReadChannel message" do
         @buffer.should be_a(Buffer)
         @server.output.should =~ %r{\[ "/b_allocReadChannel", #{ @buffer.buffnum }, "/.+/Scruby/sounds/SinedPink.aiff", 0, -1, 0, DATA\[20\] \]}
       end
     end
-  
+
     describe '#read' do
       before do
         @buffer  = Buffer.allocate( @server, 44100 * 10.0, 2 ).read( "sounds/robot.aiff" )
         sleep 0.005
       end
-      
+
       it "should send message" do
         @buffer.should be_a(Buffer)
         @server.output.should =~ %r{\[ "/b_read", #{ @buffer.buffnum }, "/.+/Scruby/sounds/robot.aiff", 0, -1, 0, 0, DATA\[20\] \]}
       end
-      
+
       it "should allow passing a completion message"
     end
-    
+
     describe '#close' do
       before do
         @buffer  = Buffer.read( @server, "sounds/a11wlk01-44_1.aiff" ).close
         sleep 0.005
       end
-      
+
       it "should send message" do
         @buffer.should be_a(Buffer)
         @server.output.should =~ %r{\[ "/b_close", #{ @buffer.buffnum }, 0 \]}
       end
-      
+
       it "should allow passing a completion message"
     end
-    
+
     describe '#zero' do
       before do
         @buffer  = Buffer.read( @server, "sounds/a11wlk01-44_1.aiff" ).zero
@@ -164,15 +164,15 @@
         @buffer  = Buffer.allocate( @server, 44100, 2 ).cue_sound_file( "sounds/robot.aiff" )
         sleep 0.005
       end
-      
+
       it "should send message" do
         @buffer.should be_a(Buffer)
         @server.output.should =~ %r{\[ "/b_read", #{ @buffer.buffnum }, "/.+/Scruby/sounds/robot.aiff", 0, 44100, 0, 1, 0 \]}
       end
-      
+
       it "should allow passing a completion message"
     end
-    
+
     describe '#write' do
       before do
         @buffer  = Buffer.allocate( @server, 44100 * 10.0, 2 ).write(
@@ -180,19 +180,19 @@
         );
         sleep 0.005
       end
-      
+
       it "should send message" do
         @buffer.should be_a(Buffer)
         @server.output.should =~ %r{\[ "/b_write", #{ @buffer.buffnum }, "/.+/Scruby/sounds/test.aiff", "aiff", "int16", 0, 0, 1, 0 \]}
       end
-      
+
       it "should have a default path" do
         @server.flush
         buffer  = Buffer.allocate( @server, 44100 * 10.0, 2 ).write( nil, "aiff", "int16", 0, 0, true );
         sleep 0.005
         @server.output.should =~ %r{\[ "/b_write", #{ buffer.buffnum }, "/.+/Scruby/\d\d\d\d.+\.aiff", "aiff", "int16", 0, 0, 1, 0 \]}
       end
-      
+
       it "should allow passing a completion message"
     end
   end
diff --git a/spec/bus_spec.rb b/spec/bus_spec.rb
index 49e64a3..bef235e 100644
--- a/spec/bus_spec.rb
+++ b/spec/bus_spec.rb
@@ -17,33 +17,33 @@
       @audio   = Bus.audio   @server
       @control = Bus.control @server
     end
-    
+
     it "should be a bus" do
       @audio.should be_a(Bus)
       @control.should be_a(Bus)
     end
-    
+
     it "should not instantiate with new" do
       lambda { Bus.new @server, :control, 1 }.should raise_error(NoMethodError)
     end
-    
+
     it "should set server" do
       @audio.server.should == @server
     end
-    
+
     it "should set audio rate" do
       @audio.rate.should == :audio
     end
-    
+
     it "should set control rate" do
       Bus.control(@server).rate.should == :control
     end
-    
+
     it "should allocate in server on instantiation and have index" do
       @server.audio_buses.should include(@audio)
       @server.control_buses.should include(@control)
     end
-    
+
     it "should have index" do
       @audio.index.should == 16
       @control.index.should == 0
@@ -57,47 +57,47 @@
       @server.audio_buses.should_not include(@control)
       @control.index.should == nil
     end
-    
+
     it "should return as map if control" do
       @control.to_map.should == "c0"
     end
-    
+
     it "should raise error if calling to_map on an audio bus" do
       lambda { @audio.to_map }.should raise_error(SCError)
     end
-    
+
     it "should print usefull information with to_s"
-    
+
     it "should be hardware out" do
       @server.audio_buses[0].should be_audio_out
       @audio.should_not be_audio_out
     end
-    
+
     describe 'multichannel' do
       before do
         @server   = Server.new
         @audio    = Bus.audio   @server, 4
         @control  = Bus.control @server, 4
       end
-      
+
       it "should allocate consecutive when passing more than one channel for audio" do
         @audio.index.should == 16
         buses = @server.audio_buses
         buses[16..-1].should have(4).elements
         Bus.audio(@server).index.should == 20
       end
-      
+
       it "should allocate consecutive when passing more than one channel for control" do
         @control.index.should == 0
         @server.control_buses.should have(4).elements
         Bus.control(@server).index.should == 4
       end
-      
+
       it "should set the number of channels" do
         @audio.channels.should   == 4
         @control.channels.should == 4
       end
-      
+
       it "should depend on a main bus" do
         @server.audio_buses[16].main_bus.should  == @audio   #main bus
         @server.audio_buses[17].main_bus.should  == @audio   #main bus
@@ -106,7 +106,7 @@
       end
     end
   end
-  
+
   describe "messaging" do
     before :all do
       @server = Server.new
@@ -114,35 +114,35 @@
       @server.send "/dumpOSC", 3
       @bus = Bus.control @server, 4
       sleep 0.05
-    end    
+    end
 
     after :all do
       @server.quit
     end
-    
+
     before do
       @server.flush
     end
-    
+
     describe 'set' do
       it "should send set message with one value" do
         @bus.set 101
         sleep 0.01
         @server.output.should =~ %r{\[ "/c_set", #{ @bus.index }, 101 \]}
       end
-      
+
       it "should accept value list and send set with them" do
         @bus.set 101, 202
         sleep 0.01
         @server.output.should =~ %r{\[ "/c_set", #{ @bus.index }, 101, #{ @bus.index + 1}, 202 \]}
       end
-      
+
       it "should accept an array and send set with them" do
         @bus.set [101, 202]
         sleep 0.01
         @server.output.should =~ %r{\[ "/c_set", #{ @bus.index }, 101, #{ @bus.index + 1}, 202 \]}
       end
-      
+
       it "should warn but not set if trying to set more values than channels" do
         @bus.should_receive(:warn).with("You tried to set 5 values for bus #{ @bus.index } that only has 4 channels, extra values are ignored.")
         @bus.set 101, 202, 303, 404, 505
@@ -150,20 +150,20 @@
         @server.output.should =~ %r{\[ "/c_set", #{ @bus.index }, 101, #{ @bus.index + 1}, 202, #{ @bus.index + 2}, 303, #{ @bus.index + 3}, 404 \]}
       end
     end
-    
+
     describe 'set' do
       it "should send fill just one channel" do
         @bus.fill 101, 1
         sleep 0.01
         @server.output.should =~ %r{\[ "/c_fill", #{ @bus.index }, 1, 101 \]}
       end
-      
+
       it "should fill all channels" do
         @bus.fill 101
         sleep 0.01
         @server.output.should =~ %r{\[ "/c_fill", #{ @bus.index }, 4, 101 \]}
       end
-      
+
       it "should raise error if trying to fill more than assigned channels" do
         @bus.should_receive(:warn).with("You tried to set 5 values for bus #{ @bus.index } that only has 4 channels, extra values are ignored.")
         @bus.fill 101, 5
@@ -171,7 +171,7 @@
         @server.output.should =~ %r{\[ "/c_fill", #{ @bus.index }, 4, 101 \]}
       end
     end
-    
+
     describe 'get' do
       it "should send get message with one value"
       it "should send get message for various channels"
diff --git a/spec/core_ext/core_ext_spec.rb b/spec/core_ext/core_ext_spec.rb
index 9a03006..1a751ad 100644
--- a/spec/core_ext/core_ext_spec.rb
+++ b/spec/core_ext/core_ext_spec.rb
@@ -9,50 +9,50 @@
       @ugen          = mock 'ugen'
       ::Ugen         = mock 'Ugen', :new => @ugen
     end
-  
+
   it "shoud have an scalar rate" do
       1.rate.should == :scalar
     end
-    
+
    it "should have an scalar rate" do
      100.0.rate.should == :scalar
    end
-   
+
    it "sum as usual" do
-     (100 + 100).should == 200 
+     (100 + 100).should == 200
    end
-   
+
    it "should #collect_constants" do
      1.send( :collect_constants ).should   == 1
      1.5.send( :collect_constants ).should == 1.5
    end
-   
+
    it "should spec #input_specs" do
      synthdef = mock('synthdef', :constants => [200.0,1,3, 400.0] )
      200.0.send( :input_specs, synthdef ).should == [-1,0]
      3.send( :input_specs, synthdef ).should == [-1,2]
      400.0.send( :input_specs, synthdef ).should == [-1,3]
    end
-   
-   it "should spec encode"  
+
+   it "should spec encode"
 end
 
 
 describe Proc do
   describe "#arguments" do
-    
+
     it do
       Proc.new{}.should respond_to( :arguments )
     end
-    
+
     it "should get empty array if proc has no args" do
       Proc.new{}.arguments.should eql( [] )
     end
-    
+
     it "should get one argument name" do
       Proc.new{ |arg|  }.arguments.should eql( [ :arg ] )
     end
-    
+
     it "should get arg names with several args" do
       Proc.new{ |arg, arg2, arg3|  }.arguments.should eql( [ :arg, :arg2, :arg3 ] )
     end
@@ -64,42 +64,42 @@
     it do
       [].should respond_to( :collect_with_index )
     end
-    
+
     it "should return an array the same size as the original" do
       [1,2,3,4].collect_with_index{ nil }.should have( 4 ).items
     end
-    
+
     it "should collect_with_index" do
       array = %w(a, b, c, d)
       array.collect_with_index{ |element, index| [index, element] }.should eql( [0,1,2,3].zip( array ) )
     end
-    
+
     it "should wrap and zip" do
       [:a,:b,:c].wrap_and_zip([1]).flatten.should == [:a,1,:b,1,:c,1]
       [0.5, 0.5].wrap_and_zip([3],[5]).flatten.should == [0.5,3,5,0.5,3,5]
       [0.01, 1.0].wrap_and_zip([-4.0],[5]).flatten.should ==  [0.01, -4.0, 5, 1.0, -4.0, 5]
     end
   end
-  
+
   describe "#wrap_to" do
     it do
       Array.new.should respond_to( :wrap_to )
     end
-    
+
     it "should wrap_to!" do
       [1,2].wrap_to!(4).should == [1,2,1,2]
     end
-    
+
     it do
       Array.new.should respond_to( :wrap_to )
     end
-    
+
     it "should return self if the passed size is the same as self.size" do
       a = [1,2,3,4]
       a.wrap_to( 4 ).should == a
     end
   end
-  
+
   it "should sum with Ugen"
   it "should collect constants"
 end
@@ -108,12 +108,12 @@
   it "should encode" do
     "SinOsc".encode.should == [6, 83, 105, 110, 79, 115, 99].pack('C*')
   end
-  
+
   it "should encode large strings" do
     'set arguments cn.argNum << this is the size of controlNames when controlName was added'.encode.should ==
       [86, 115, 101, 116, 32, 97, 114, 103, 117, 109, 101, 110, 116, 115, 32, 99, 110, 46, 97, 114, 103, 78, 117, 109, 32, 60, 60, 32, 116, 104, 105, 115, 32, 105, 115, 32, 116, 104, 101, 32, 115, 105, 122, 101, 32, 111, 102, 32, 99, 111, 110, 116, 114, 111, 108, 78, 97, 109, 101, 115, 32, 119, 104, 101, 110, 32, 99, 111, 110, 116, 114, 111, 108, 78, 97, 109, 101, 32, 119, 97, 115, 32, 97, 100, 100, 101, 100].pack('C*')
   end
-  
+
 end
 
 
diff --git a/spec/core_ext/delegator_array_spec.rb b/spec/core_ext/delegator_array_spec.rb
index ce85b38..db0f63e 100644
--- a/spec/core_ext/delegator_array_spec.rb
+++ b/spec/core_ext/delegator_array_spec.rb
@@ -22,7 +22,7 @@ class << self
     def ar freq = 440.0, phase = 0.0 #not interested in muladd by now
       new :audio, freq, phase
     end
-    
+
     def kr freq = 440.0, phase = 0.0
       new :control, freq, phase
     end
@@ -34,67 +34,67 @@ class ControlName; end
 class Env; end
 
 describe DelegatorArray do
-  
+
   it "should have 'literal' notation" do
     d(1,2).should   == [1,2]
     d(1,2).should be_instance_of(DelegatorArray)
     d([1,2]).should == d(1,2)
   end
-  
+
   it "should allow nil" do
     d(nil)
   end
-  
+
   it "should return DelegatorArray" do
     sig = SinOsc.ar([100, [100, 100]])
     sig.should be_a(DelegatorArray)
   end
-  
+
   it "should convet to_da" do
     [].to_da.should be_a(DelegatorArray)
   end
-  
+
   it "should pass missing method" do
     d(1,2).to_f.should == d(1.0,2.0)
   end
-  
+
   it "should return a DelegatorArray for muladd" do
     SinOsc.ar(100).muladd(1, 0.5).should be_a(BinaryOpUGen)
     SinOsc.ar([100, [100, 100]]).muladd(0.5, 0.5).should be_a(DelegatorArray)
     # SinOsc.ar([100, [100, 100]]).muladd(1, 0.5).should be_a(DelegatorArray)
   end
 
-  
+
   it "should pass method missing" do
     d(1,2,3).to_i.should == [1.0, 2.0, 3.0]
   end
-  
+
   shared_examples_for 'aritmetic operand' do
     before do
       @numeric_op     = eval %{ d(1,2)   #{ @op } 3.0 }
       @array_op       = eval %{ d(1,2)   #{ @op } d(1.0, 2.0) }
       @asim_array_op1 = eval %{ d(1,2,3) #{ @op } d(1.0, 2.0) }
     end
-    
+
     it "should do operation" do
       @numeric_op.should == @numeric_op
       @numeric_op.should be_a(DelegatorArray)
     end
-    
+
     it "should do operation with array of the same size" do
       @array_op.should == @array_result
       @array_op.should be_a(DelegatorArray)
     end
-    
+
     it "should do operation with array of diferent size (left bigger)" do
       @asim_array_op1.should == @asim_result1
       @asim_array_op1.should be_a(DelegatorArray)
     end
-    
+
     it "should blow passing nil" do
       lambda { d(1,2,3,nil) + 1 }.should raise_error(NoMethodError)
     end
-    
+
     it "should blow pass nil" do
       actual   = eval %{ d(1,2,3) #{ @op } MockUgen.new(:audio, 2)}
       expected = BinaryOpUGen.new(@op.to_sym, [1,2,3], MockUgen.new(:audio, 2) )
@@ -105,7 +105,7 @@ class Env; end
       eval %{ SinOsc.ar([100, [100, 100]]) #{@op} SinOsc.ar }
     end
   end
-  
+
   describe "should override sum" do
     before do
       @op           = '+'
@@ -114,7 +114,7 @@ class Env; end
     end
     it_should_behave_like 'aritmetic operand'
   end
-  
+
   describe "should override subs" do
     before do
       @op           = '-'
@@ -122,7 +122,7 @@ class Env; end
       @asim_result1 = d(1-1.0, 2-2.0, 3)
     end
   end
-  
+
   describe "should override mult" do
     before do
       @op           = '*'
@@ -131,7 +131,7 @@ class Env; end
     end
     it_should_behave_like 'aritmetic operand'
   end
-  
+
   describe "should override div" do
     before do
       @op           = '/'
diff --git a/spec/core_ext/typed_array_spec.rb b/spec/core_ext/typed_array_spec.rb
index 431ee92..6659fa8 100644
--- a/spec/core_ext/typed_array_spec.rb
+++ b/spec/core_ext/typed_array_spec.rb
@@ -1,38 +1,38 @@
 require File.expand_path(File.dirname(__FILE__)) + "/../helper"
-require "scruby/core_ext/typed_array" 
+require "scruby/core_ext/typed_array"
 
 class Type
 end
 
 describe TypedArray do
-  
+
   before do
     @t1 = Type.new
     @t2 = Type.new
   end
-  
+
   it "should initialize with attributes" do
     objs = (0..3).map{ Type.new }
     ta   = TypedArray.new( Type, objs )
     ta.type.should == Type
     ta.should      == objs
   end
-  
+
   it "should instantiate with an array" do
     objs = (0..3).map{ Type.new }
     ta   = TypedArray.new( Type, objs )
     ta.should == objs
   end
-  
+
   it "set type by instance" do
     ta = TypedArray.new( Type.new )
     ta.type.should == Type
   end
-  
+
   it "should raise error if wrong type" do
     lambda{ TypedArray.new(Type, 1) }.should raise_error(TypeError)
   end
-  
+
   it "+ success" do
     ta  = TypedArray.new( Type )
     o   = Type.new
@@ -40,51 +40,51 @@ class Type
     # sum.should be_instance_of(TypedArray)
     sum.should == [o]
   end
-  
+
   it "+ failure" do
     lambda{ TypedArray.new(Type, Type.new) + [1] }.should raise_error(TypeError)
   end
-  
+
   it "concat success" do
     ta = TypedArray.new( Type, [@t1] )
     ta.concat( [@t2] ).should == ta
     ta.should == [@t1,@t2]
   end
-  
+
   it "concat failure" do
     lambda{ TypedArray.new(Type, Type.new).concat( 1 ) }.should raise_error(TypeError)
     lambda{ TypedArray.new(Type, Type.new).concat( [1] ) }.should raise_error(TypeError)
   end
-  
+
   it "<< success" do
     ta = TypedArray.new(Type) << @t1
     ta.should == [@t1]
   end
-  
+
   it "<< failure" do
     lambda{ TypedArray.new(Type, Type.new) << [1] }.should raise_error(TypeError)
   end
-  
+
   it "[]= success" do
     ta = TypedArray.new(Type)
     ta[0]= @t1
     ta[0].should == @t1
   end
-  
+
   it "[]= failure" do
     lambda{ TypedArray.new(Type, Type.new)[0]= 1 }.should raise_error(TypeError)
   end
-  
+
   it "push success" do
     ta = TypedArray.new(Type)
     ta.push( @t1 )
     ta.should == [@t1]
   end
-  
+
   it "push failure" do
     lambda{ TypedArray.new(Type, Type.new).push(1) }.should raise_error(TypeError)
   end
-  
+
   it "should convert to array" do
     ta = TypedArray.new(Type)
     ta.to_a.should be_instance_of(Array)
diff --git a/spec/demand_spec.rb b/spec/demand_spec.rb
index e35a3e3..da8106d 100644
--- a/spec/demand_spec.rb
+++ b/spec/demand_spec.rb
@@ -3,10 +3,10 @@
 require "scruby/core_ext/delegator_array"
 require "scruby/control_name"
 require "scruby/env"
-require "scruby/ugens/ugen" 
-require "scruby/ugens/ugen_operations" 
+require "scruby/ugens/ugen"
+require "scruby/ugens/ugen_operations"
 require "scruby/ugens/multi_out"
-require "scruby/ugens/ugens" 
+require "scruby/ugens/ugens"
 require "scruby/ugens/demand"
 
 include Scruby
@@ -22,44 +22,44 @@ class << self; public :new; end
       @prox     = @splatted ? Demand.send( @method, *@ugens) : Demand.send( @method, @ugens)
       @instance = @splatted ? @prox.source : @prox.first.source
     end
-    
+
     it "should output proxies or single proxie" do
       @splatted ? @prox.each{ |prox| prox.should be_a(OutputProxy) } : @prox.should( be_a(OutputProxy) )
     end
   end
-  
+
   shared_examples_for 'Demand with ar' do
     before do
       @method = :ar
     end
     it_should_behave_like 'Demand Ugen'
   end
-  
+
   shared_examples_for 'Demand with kr' do
     before do
       @method = :ar
     end
     it_should_behave_like 'Demand Ugen'
   end
-  
 
-  
+
+
   describe 'Single channel splatted input' do
     before do
       @channels = 1
       @ugens    = [MockUgen.new(:audio, 1, 2)] * 4
       @splatted = true
     end
-    
+
   end
-  
+
   describe "Single channel array input" do
     before do
       @channels = 1
       @ugens    = [MockUgen.new(:audio, 1, 2)] * 4
       @splatted = false
     end
-    
+
   end
 
     # describe "Two channel splatted input" do
@@ -67,15 +67,15 @@ class << self; public :new; end
     #     @channels = 2
     #     @splatted = false
     #   end
-    #   
+    #
     # end
-    # 
+    #
     # describe "Two channel array input" do
     #   before do
     #     @channels = 2
     #     @splatted = false
     #   end
-    #   
+    #
     # end
 
 end
diff --git a/spec/disk_in_out_spec.rb b/spec/disk_in_out_spec.rb
index d98139d..ca3650d 100644
--- a/spec/disk_in_out_spec.rb
+++ b/spec/disk_in_out_spec.rb
@@ -5,11 +5,11 @@
 require "scruby/control_name"
 require "scruby/env"
 require "scruby/synthdef"
-require "scruby/ugens/ugen" 
+require "scruby/ugens/ugen"
 require "scruby/ugens/ugen_operations"
-require "scruby/ugens/operation_ugens" 
+require "scruby/ugens/operation_ugens"
 require "scruby/ugens/multi_out"
-require "scruby/ugens/ugens" 
+require "scruby/ugens/ugens"
 require "scruby/ugens/disk_in_out"
 
 include Scruby
@@ -89,7 +89,7 @@ class << self; public :new; end
     it "should set inputs" do
       @instance.inputs.should == @inputs
     end
-    
+
     it "should encode" do
       @sdef.encode.should == @expected.pack('C*')
     end
@@ -114,7 +114,7 @@ class << self; public :new; end
     end
     it_should_behave_like 'DiskIn'
   end
-  
+
   describe VDiskIn, 'single channel' do
     before do
       @channels = 1
diff --git a/spec/env_gen_spec.rb b/spec/env_gen_spec.rb
index 55e08a1..b1fa522 100644
--- a/spec/env_gen_spec.rb
+++ b/spec/env_gen_spec.rb
@@ -7,14 +7,14 @@
 require "scruby/ugens/env_gen"
 
 include Scruby
-include Ugens 
+include Ugens
 
 describe EnvGen do
-  
+
   it "should not instantiate with #new" do
     lambda { EnvGen.new :audio, 1, 2 }.should raise_error
   end
-  
+
   it "should have correct inputs" do
     envgen = EnvGen.kr Env.adsr
     envgen.rate.should   == :control
diff --git a/spec/env_spec.rb b/spec/env_spec.rb
index e3a529b..017acb1 100644
--- a/spec/env_spec.rb
+++ b/spec/env_spec.rb
@@ -9,7 +9,7 @@ class ControlName; end
 
 include Scruby
 
-describe Env do  
+describe Env do
   it "Env.new [0,1,0], [0.5, 1]" do
     env = Env.new [0,1,0], [0.5, 1]
     env.times.should         == [0.5, 1]
@@ -17,7 +17,7 @@ class ControlName; end
     env.shape_numbers.should == [1]
     env.curve_values.should  == [0]
   end
-  
+
   it do
     env = Env.new [0,1,0], [0.5, 1]
     env.to_array.collect{ |i| i.to_f }.should == [ 0, 2, -99, -99, 1, 0.5, 1, 0, 0, 1, 1, 0 ].collect{ |i| i.to_f }
@@ -56,18 +56,18 @@ class ControlName; end
     env = Env.dadsr
     env.to_array.collect{ |i| i.to_f }.should == [ 0, 4, 3, -99, 0, 0.1, 5, -4, 1, 0.01, 5, -4, 0.5, 0.3, 5, -4, 0, 1, 5, -4 ].collect{ |i| i.to_f }
   end
-  
+
   it "#dadsr" do
     env = Env.adsr
     env.to_array.collect{ |i| i.to_f }.should == [ 0, 3, 2, -99, 1, 0.01, 5, -4, 0.5, 0.3, 5, -4, 0, 1, 5, -4 ].collect{ |i| i.to_f }
   end
-  
+
   describe 'Overriding defaults' do
-    
+
     it "#asr" do
       Env.asr(2, 1, 2).to_array.should == [ 0, 2, 1, -99, 1, 2, 5, -4, 0, 2, 5, -4 ]
     end
-    
+
   end
-  
+
 end
\ No newline at end of file
diff --git a/spec/group_spec.rb b/spec/group_spec.rb
index 58a1c84..2f9c842 100644
--- a/spec/group_spec.rb
+++ b/spec/group_spec.rb
@@ -1,7 +1,7 @@
 require File.expand_path(File.dirname(__FILE__)) + "/helper"
 
 
-require "scruby/core_ext/typed_array" 
+require "scruby/core_ext/typed_array"
 require "scruby/node"
 require "scruby/group"
 require 'scruby/bus'
@@ -13,15 +13,15 @@
 include Scruby
 class Bus; end # mock
 
-describe Group do  
+describe Group do
   before :all do
   end
-  
+
   before do
     Node.reset!
     Server.stub!(:all).and_return([@server])
   end
-    
+
   describe 'Server interaction' do
     before :all do
       @server = Server.new
@@ -29,32 +29,32 @@ class Bus; end # mock
       @server.send "/dumpOSC", 3
       sleep 0.05
     end
-    
+
     after :all do
       @server.quit
     end
-    
+
     before do
       @server.flush
       @group = Group.new @server
       @node  = Node.new @server
     end
-    
+
     describe 'position' do
     end
-    
+
     it "should send free all message" do
       @group.free_all.should be_a(Group)
       sleep 0.05
       @server.output.should =~ %r{\[ "/g_freeAll", #{ @group.id } \]}
     end
-    
+
     it "should send deepFree message" do
       @group.deep_free.should be_a(Group)
       sleep 0.05
       @server.output.should =~ %r{\[ "/g_deepFree", #{ @group.id } \]}
     end
-    
+
     it "should send dump tree message" do
       @group.dump_tree.should be_a(Group)
       sleep 0.05
@@ -63,9 +63,9 @@ class Bus; end # mock
       sleep 0.05
       @server.output.should =~ %r{\[ "/g_dumpTree", #{ @group.id }, 1 \]}
     end
-    
+
     it "should send dump tree message with arg"
     it "should query_tree"
   end
-  
+
 end
\ No newline at end of file
diff --git a/spec/helper.rb b/spec/helper.rb
index 5abefe3..cd4ad2f 100644
--- a/spec/helper.rb
+++ b/spec/helper.rb
@@ -1,10 +1,10 @@
-require "rubygems" 
-require "rspec" 
+require "rubygems"
+require "rspec"
 require 'arguments'
 require 'yaml'
 require 'ruby-osc'
 
-$:.unshift( File.dirname(__FILE__) + '/../lib' ) 
+$:.unshift( File.dirname(__FILE__) + '/../lib' )
 
 require "scruby/core_ext/object"
 require "scruby/core_ext/array"
diff --git a/spec/in_out_spec.rb b/spec/in_out_spec.rb
index f0f3b43..67b65ca 100644
--- a/spec/in_out_spec.rb
+++ b/spec/in_out_spec.rb
@@ -39,7 +39,7 @@ class << self; public :new; end
     In.should respond_to(:ar)
   end
 
-  it "should spec #ar" do    
+  it "should spec #ar" do
     @ar.should be_instance_of( DelegatorArray )
     @ar.should have(1).proxy
     @ar.first.should == @proxy
@@ -63,7 +63,7 @@ class << self; public :new; end
     before do
       @sdef = mock 'sdef', :children => [], :constants => [400, 0]
       Ugen.should_receive( :synthdef ).at_least( :once ).and_return @sdef
-    end               
+    end
 
     it "should accept one ugen" do
       @ugen1 = MockUgen.new :audio
@@ -98,7 +98,7 @@ class << self; public :new; end
 
       out = @sdef.children.last
       out.inputs.should == [1, @ugen1, @ugen2, @ugen3]
-    end    
+    end
 
     it "should validate rate"
     it "should substitute zero with silence"
diff --git a/spec/integration_spec.rb b/spec/integration_spec.rb
index 371bc05..a029200 100644
--- a/spec/integration_spec.rb
+++ b/spec/integration_spec.rb
@@ -31,13 +31,13 @@
   it "should encode with out" do
     sdef = SynthDef.new(:out){ Out.ar(0, SinOsc.ar) }
     sdef.children.should have(2).children
-    
+
     sdef.children[0].should be_instance_of( SinOsc )
-    sdef.children[1].should be_instance_of( Out ) 
-    
+    sdef.children[1].should be_instance_of( Out )
+
     sdef.constants.should == [ 440, 0 ]
     sdef.children[1].channels.should == []
-    
+
     expected = [ 83, 67, 103, 102, 0, 0, 0, 1, 0, 1, 3, 111, 117, 116, 0, 2, 67, -36, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 0, -1, -1, 0, 1, 2, 3, 79, 117, 116, 2, 0, 2, 0, 0, 0, 0, -1, -1, 0, 1, 0, 0, 0, 0, 0, 0 ].pack('C*')
     sdef.encode.should == expected
   end
@@ -46,18 +46,18 @@
     sdef = SynthDef.new(:out){ sig = SinOsc.ar(100, 200) * SinOsc.ar(200); Out.ar(0, sig) }
     sdef.encode.should == [ 83, 67, 103, 102, 0, 0, 0, 1, 0, 1, 3, 111, 117, 116, 0, 3, 66, -56, 0, 0, 67, 72, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 0, -1, -1, 0, 1, 2, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 1, -1, -1, 0, 2, 2, 12, 66, 105, 110, 97, 114, 121, 79, 112, 85, 71, 101, 110, 2, 0, 2, 0, 1, 0, 2, 0, 0, 0, 0, 0, 1, 0, 0, 2, 3, 79, 117, 116, 2, 0, 2, 0, 0, 0, 0, -1, -1, 0, 2, 0, 2, 0, 0, 0, 0 ].pack('C*')
   end
-  
+
   it "should encode out with two channels" do
     sdef = SynthDef.new( :out ){ sig = SinOsc.ar(100, [200, 200]) * SinOsc.ar(200); Out.ar(0, sig) }
     expected = [ 83, 67, 103, 102, 0, 0, 0, 1, 0, 1, 3, 111, 117, 116, 0, 3, 66, -56, 0, 0, 67, 72, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 0, -1, -1, 0, 1, 2, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 0, -1, -1, 0, 1, 2, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 1, -1, -1, 0, 2, 2, 12, 66, 105, 110, 97, 114, 121, 79, 112, 85, 71, 101, 110, 2, 0, 2, 0, 1, 0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 2, 12, 66, 105, 110, 97, 114, 121, 79, 112, 85, 71, 101, 110, 2, 0, 2, 0, 1, 0, 2, 0, 1, 0, 0, 0, 2, 0, 0, 2, 3, 79, 117, 116, 2, 0, 3, 0, 0, 0, 0, -1, -1, 0, 2, 0, 3, 0, 0, 0, 4, 0, 0, 0, 0 ].pack('C*')
     sdef.encode.should == expected
   end
-  
+
   it "should instantiate and encode" do
     expected = [ 83, 67, 103, 102, 0, 0, 0, 1, 0, 1, 4, 104, 101, 108, 112, 0, 2, 67, -36, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 0, -1, -1, 0, 1, 2, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 0, -1, -1, 0, 1, 2, 12, 66, 105, 110, 97, 114, 121, 79, 112, 85, 71, 101, 110, 2, 0, 2, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 2, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 0, -1, -1, 0, 1, 2, 12, 66, 105, 110, 97, 114, 121, 79, 112, 85, 71, 101, 110, 2, 0, 2, 0, 1, 0, 2, 0, 2, 0, 0, 0, 3, 0, 0, 2, 0, 0 ].pack('C*')
     SynthDef.new( :help ){ (SinOsc.ar() + SinOsc.ar()) * SinOsc.ar() }.encode.should == expected
   end
-  
+
   it "should encode out with multidimensional array" do
     sdef  = SynthDef.new( :out ){ sig = SinOsc.ar(100, [200,[100, 100]]) * SinOsc.ar(200); Out.ar(0, sig) }
     children = sdef.children
@@ -70,7 +70,7 @@
     #the order of the elements is different than in supercollider, but at least has the encoded string is the same size so i guess its fine
     sdef.encode.should have(261).chars
   end
-  
+
   it "should encode 'complex' sdef" do
     sdef  = SynthDef.new :am do |gate, portadora, moduladora, amp|
       mod = SinOsc.kr moduladora, 0, 0.5, 0.5
diff --git a/spec/multiout_ugen_spec.rb b/spec/multiout_ugen_spec.rb
index e2d3116..cea39a1 100644
--- a/spec/multiout_ugen_spec.rb
+++ b/spec/multiout_ugen_spec.rb
@@ -3,8 +3,8 @@
 require "scruby/core_ext/delegator_array"
 require "scruby/control_name"
 require "scruby/env"
-require "scruby/ugens/ugen" 
-require "scruby/ugens/ugen_operations" 
+require "scruby/ugens/ugen"
+require "scruby/ugens/ugen_operations"
 require "scruby/ugens/multi_out"
 
 include Scruby
@@ -27,7 +27,7 @@ class << self
     @names = Array.new( rand(7) + 3 ) do |i|
       ControlName.new "control_#{i}", 1, :control, i
     end
-    
+
     @proxies = Control.new( :audio, *@names )
     @control = sdef.children.first
   end
@@ -46,20 +46,20 @@ class << self
     Ugen.should_receive( :synthdef )
     Control.new( :audio, [])
   end
-  
+
   it "should instantiate with #and_proxies_from" do
     Control.should_receive(:new).with( :control, *@names )
     Control.and_proxies_from( @names )
   end
-  
+
   it "should have index" do
     @control.index.should == 0
   end
-  
+
 end
 
 describe OutputProxy do
-  
+
   before do
     @sdef = mock( 'sdef', :children => [] )
     Ugen.stub!( :synthdef ).and_return( @sdef )
@@ -67,16 +67,16 @@ class << self
     @names = [@name]
     @output_index = 1
   end
-  
+
   it "should receive index from control" do
     Control.and_proxies_from( @names ).first.index.should == 0
     @sdef.children.first.index.should == 0
   end
-  
+
   it "should have empty inputs" do
     OutputProxy.new( :audio, @name, @output_index, @name ).inputs.should == []
   end
-  
+
   it "should not be added to synthdef" do
     Ugen.should_not_receive( :synthdef )
     OutputProxy.new( :audio, @name, @output_index, @name )
diff --git a/spec/node_spec.rb b/spec/node_spec.rb
index 30e74e5..454459e 100644
--- a/spec/node_spec.rb
+++ b/spec/node_spec.rb
@@ -1,6 +1,6 @@
 require File.expand_path(File.dirname(__FILE__)) + "/helper"
 
-require "scruby/core_ext/typed_array" 
+require "scruby/core_ext/typed_array"
 require "scruby/node"
 require "scruby/bus"
 
@@ -9,43 +9,43 @@
 
 include Scruby
 
-describe Node do  
+describe Node do
   before :all do
     @server  = Server.new
   end
-  
+
   before do
     Node.reset!
     Server.stub!(:all).and_return([@server])
   end
-  
+
   it "should have incremental uniq id" do
     10.times do |i|
       Node.new.id.should  == 2001 + i
-    end    
+    end
   end
-  
+
   it "should reset" do
     Node.new.id.should == 2001
   end
-  
+
   describe 'instantiation' do
     it "should not accept non servers" do
       lambda{ Node.new(1,2) }.should   raise_error(TypeError)
       lambda{ Node.new([1,2]) }.should raise_error(TypeError)
     end
-    
+
     it "should accept a server and have a TypedArray of Servers" do
       n = Node.new @server
       n.servers.should == [@server]
     end
-    
+
     it "should have default servers if no server is passed" do
       n = Node.new
       n.servers.should == [@server]
     end
   end
-  
+
   describe 'Server interaction' do
     before :all do
       @server = Server.new
@@ -53,15 +53,15 @@
       @server.send "/dumpOSC", 3
       sleep 0.05
     end
-    
+
     after :all do
       @server.quit
     end
-    
+
     before do
       @node = Node.new @server
     end
-    
+
     it "should send free" do
       @node.free
       @node.should_not   be_running
@@ -70,7 +70,7 @@
       sleep 0.05
       @server.output.should =~ %r{\[ "/n_free", #{ @node.id } \]}
     end
-    
+
     it "should send run" do
       @node.run
       sleep 0.05
@@ -79,7 +79,7 @@
       sleep 0.05
       @server.output.should =~ %r{\[ "/n_run", #{ @node.id }, 0 \]}
     end
-    
+
     it "should send run" do
       @node.run
       sleep 0.05
@@ -88,14 +88,14 @@
       sleep 0.05
       @server.output.should =~ %r{\[ "/n_run", #{ @node.id }, 0 \]}
     end
-    
+
     describe 'map' do
       it "should just accept instances of Bus" do
          b1 = mock 'Bus', :index => 1, :channels => 1, :rate => :audio
          b1.should_receive(:kind_of?).and_return(false)
          lambda { @node.map :freq1 => b1 }.should raise_error(ArgumentError)
       end
-      
+
       it "should send map" do
         b1 = mock 'Bus', :index => 1, :channels => 1, :rate => :control
         b1.should_receive(:kind_of?).and_return(true)
@@ -106,7 +106,7 @@
         @server.output.should =~ %r{\[ \"#bundle\", 1, \n    \[ \"/n_mapn\", #{ @node.id }, \"freq1\", #{ b1.index }, 1 \],\n    \[ \"/n_mapan\", #{ @node.id }, \"freq2\", #{ b2.index }, 2 \]\n\]}
       end
     end
-  
+
   end
-  
+
 end
\ No newline at end of file
diff --git a/spec/operation_ugens_spec.rb b/spec/operation_ugens_spec.rb
index f7bacec..c137936 100644
--- a/spec/operation_ugens_spec.rb
+++ b/spec/operation_ugens_spec.rb
@@ -4,7 +4,7 @@
 require "scruby/control_name"
 require "scruby/env"
 require "scruby/ugens/ugen"
-require "scruby/ugens/ugen_operations" 
+require "scruby/ugens/ugen_operations"
 require "scruby/ugens/operation_ugens"
 require "scruby/core_ext/delegator_array"
 
@@ -17,69 +17,69 @@ class << self; public :new; end
 
 describe UnaryOpUGen do
   ::RATES = :scalar, :demand, :control, :audio
-  
+
   before do
     @scalar  = MockUgen.new :scalar
     @demand  = MockUgen.new :demand
     @control = MockUgen.new :control
     @audio   = MockUgen.new :audio
   end
-  
+
   describe UnaryOpUGen do
-    
+
     before do
       @op = UnaryOpUGen.new( :neg, @audio )
     end
-    
+
     it "should return special index" do
       UnaryOpUGen.new( :neg, @audio ).special_index.should     == 0
       UnaryOpUGen.new( :bitNot, @audio ).special_index.should  == 4
       UnaryOpUGen.new( :abs, @audio ).special_index.should     == 5
       UnaryOpUGen.new( :asFloat, @audio ).special_index.should == 6
     end
-  
+
     it "should accept just one input" do
       lambda{ UnaryOpUGen.new(:neg, @audio, @demand) }.should raise_error( ArgumentError )
     end
-  
+
     it "should just accept defined operators" # do
      #    lambda{ UnaryOpUGen.new(:not_operator, @audio) }.should raise_error( ArgumentError )
      #  end
-  
+
     it "should get max rate" do
       UnaryOpUGen.send(:get_rate, @scalar, @demand ).should                       == :demand
       UnaryOpUGen.send(:get_rate, @scalar, @demand, @audio ).should               == :audio
       UnaryOpUGen.send(:get_rate, @scalar, [@demand, [@control, @audio]] ).should == :audio
     end
-  
+
     it do
       UnaryOpUGen.new(:neg, @audio).should be_instance_of(UnaryOpUGen)
     end
-  
+
     it "should set rate" do
       UnaryOpUGen.new(:neg, @audio).rate.should  == :audio
       UnaryOpUGen.new(:neg, @scalar).rate.should == :scalar
     end
-  
+
     it "should set operator" do
       UnaryOpUGen.new(:neg, @audio).operator.should == :neg
-    end    
+    end
   end
-  
+
   describe BinaryOpUGen do
-    
+
     before do
       @arg_array = [@audio, [@scalar, @audio, [@demand, [@control, @demand]]] ]
       @op_arr = BinaryOpUGen.new(:+, @audio, @arg_array )
     end
-    
+
     it "should return special index" do
       BinaryOpUGen.new( :+, @audio, @audio ).special_index.should == 0
       BinaryOpUGen.new( :-, @audio, @audio ).special_index.should == 1
       BinaryOpUGen.new( :*, @audio, @audio ).special_index.should == 2
       BinaryOpUGen.new( :/, @audio, @audio ).special_index.should == 4
     end
-  
+
     it "should accept exactly two inputs" do
       lambda{ BinaryOpUGen.new(:+, @audio) }.should raise_error( ArgumentError )
       lambda{ BinaryOpUGen.new(:+, @audio, @demand, @demand) }.should raise_error( ArgumentError )
@@ -91,64 +91,64 @@ class << self; public :new; end
       arr.operator.should == :+
       arr.rate.should     == :audio
     end
-  
+
     it "should accept array as input" do
       BinaryOpUGen.new(:+, @audio, [@audio, @scalar] ).should be_instance_of(DelegatorArray)
     end
-  
+
     it "should return an array of UnaryOpUGens" do
       @op_arr.flatten.map { |op| op.should be_instance_of(BinaryOpUGen)  }
     end
-  
+
     it "should set rate for all operations" do
       @op_arr.flatten.map { |op| op.rate.should eql(:audio)  }
     end
-  
+
     it "should set operator for all operations" do
       @op_arr.flatten.map { |op| op.operator.should eql(:+)  }
     end
-  
+
     it "should set correct inputs when provided an array" do
       arr = BinaryOpUGen.new(:+, @control, [@audio, @scalar] )
       arr.first.inputs.should == [@control, @audio]
       arr.last.inputs.should  == [@control, @scalar]
     end
-    
+
     it "should create the correct number of operations" do
       @op_arr.flatten.size.should eql( @arg_array.flatten.size )
     end
-  
+
     it "should replicate the array passed" do
-      last = lambda do |i| 
-        if i.instance_of?( BinaryOpUGen) 
+      last = lambda do |i|
+        if i.instance_of?( BinaryOpUGen)
           i.inputs.first.should == @audio
-          i.inputs.last 
-        else 
-          i.map{ |e| last.call(e) } 
+          i.inputs.last
+        else
+          i.map{ |e| last.call(e) }
         end
       end
       last.call(@op_arr).should == @arg_array
     end
-    
+
     it "should accept numbers as inputs" do
       arr = BinaryOpUGen.new(:+, @control, [100, 200.0] )
       arr.first.inputs.should == [@control, 100]
       arr.last.inputs.should  == [@control, 200.0]
       BinaryOpUGen.new(:+, 100, @control ).inputs.should == [100, @control]
     end
-    
+
     it "should accept array as input" do
       arr = BinaryOpUGen.new(:+, [@audio, @scalar], @control  )
       arr.first.inputs.should == [@audio, @control]
       arr.last.inputs.should  == [@scalar, @control]
     end
-    
+
     it "should accept numeric arg as first arg" do
       arr = BinaryOpUGen.new(:+, 1, @control  )
       arr.inputs.should == [1, @control]
     end
   end
-  
+
   describe MulAdd do
     it do
       MulAdd.new( @audio, 0.5, 0.5 ).should be_instance_of(MulAdd)
@@ -157,22 +157,22 @@ class << self; public :new; end
     it do
       MulAdd.new( @audio, 0.5, 0.5 ).rate.should   == :audio
     end
-    
+
     it do
       MulAdd.new( @audio, 0.5, 0.5 ).inputs.should == [@audio, 0.5, 0.5]
     end
- 
+
     it "should not be instance of MulAdd" do
       unary_op = mock 'neg'
       mult     = mock 'mult'
       minus    = mock 'minus'
       plus     = mock 'plus'
-      
+
       @audio.should_receive( :neg ).and_return( unary_op )
       @audio.should_receive( :* ).and_return( mult )
       add = mock( '0.5', :- => minus, :zero? => false )
       @audio.should_receive( :+ ).and_return( plus )
-      
+
       MulAdd.new( @audio, 0, 0.5 ).should be_instance_of( Float )
       MulAdd.new( @audio, 1, 0 ).should   == @audio
       MulAdd.new( @audio, -1, 0 ).should  == unary_op
@@ -180,17 +180,17 @@ class << self; public :new; end
       MulAdd.new( @audio, -1, add ).should == minus
       MulAdd.new( @audio, 1, 0.5 ).should == plus
     end
-    
+
     it "should accept ugens" do
       MulAdd.new( @audio, @audio, 1 ).should be_instance_of(MulAdd)
       MulAdd.new( @audio, @audio, @scalar ).should be_instance_of(MulAdd)
-      
+
       bin_op_ugen = mock 'binary op ugen'
       @audio.stub!( :* ).and_return bin_op_ugen
       MulAdd.new( @audio, @audio, 0 ).should == bin_op_ugen
     end
-        
+
   end
-  
+
 end
 
diff --git a/spec/panner_spec.rb b/spec/panner_spec.rb
index 26d030e..81505ab 100644
--- a/spec/panner_spec.rb
+++ b/spec/panner_spec.rb
@@ -3,10 +3,10 @@
 require "scruby/core_ext/delegator_array"
 require "scruby/control_name"
 require "scruby/env"
-require "scruby/ugens/ugen" 
-require "scruby/ugens/ugen_operations" 
+require "scruby/ugens/ugen"
+require "scruby/ugens/ugen_operations"
 require "scruby/ugens/multi_out"
-require "scruby/ugens/ugens" 
+require "scruby/ugens/ugens"
 require "scruby/ugens/panner"
 
 include Scruby
@@ -23,11 +23,11 @@ class << self; public :new; end
       @inputs ||= @params
       @instance = @pan.first.source
     end
-    
+
     it "should output a DelegatorArray" do
       @pan.should be_a(DelegatorArray)
     end
-    
+
     it "should have correct rate" do
       @instance.rate.should == @rate
     end
@@ -48,7 +48,7 @@ class << self; public :new; end
 
     it "should accept control rate inputs unless rate is audio"
   end
-  
+
   shared_examples_for 'Panner with control rate' do
     before do
       @method = :kr
@@ -56,33 +56,33 @@ class << self; public :new; end
     end
     it_should_behave_like 'Panner'
   end
-  
+
   shared_examples_for 'Panner with audio rate' do
     before do
       @method = :ar
       @rate   = :audio
     end
     it_should_behave_like 'Panner'
-    
+
     it "should just accept audio inputs if rate is audio" # do
      #      lambda { @class.new( :audio, MockUgen.new(:control) ) }.should raise_error(ArgumentError)
      #    end
   end
-  
+
   shared_examples_for 'Panner with array as input' do
     it "should have n channels" do
       @arrayed.should have(@ugens.size).proxies
     end
-    
+
     it "should have array as channel" do
       @arrayed.each { |a| a.should have(@channels).proxies }
     end
-    
+
     it "should have the same source class" do
       @arrayed.flatten.source.uniq.should have(@ugens.size).elements
     end
   end
-  
+
   shared_examples_for  'Multi input panner' do
     describe "two ugens as input" do
       before do
@@ -91,7 +91,7 @@ class << self; public :new; end
       end
       it_should_behave_like 'Panner with array as input'
     end
-    
+
     describe "four ugens as input" do
       before do
         @params[0] = @ugens = [@ugen] * 4
@@ -101,7 +101,7 @@ class << self; public :new; end
       it_should_behave_like 'Panner with array as input'
     end
   end
-  
+
   describe Pan2 do
     before do
       @class    = Pan2
@@ -112,7 +112,7 @@ class << self; public :new; end
     it_should_behave_like 'Panner with audio rate'
     it_should_behave_like 'Panner with control rate'
     it_should_behave_like 'Multi input panner'
-    
+
 
     it "should have keyword args" do
       @class.ar( @ugen, :level => 2.0 ).first.source.inputs.should == [@ugen, 0.0, 2.0]
@@ -144,7 +144,7 @@ class << self; public :new; end
     end
     it_should_behave_like 'Panner with audio rate'
     it_should_behave_like 'Panner with control rate'
-    it_should_behave_like 'Multi input panner'    
+    it_should_behave_like 'Multi input panner'
 
     it "should have keyword args" do
       @class.ar( @ugen, :level => 2.0 ).first.source.inputs.should == [@ugen, 0.0, 0.0, 2.0]
@@ -179,7 +179,7 @@ class << self; public :new; end
     it_should_behave_like 'Panner with audio rate'
     it_should_behave_like 'Panner with control rate'
     it_should_behave_like 'Multi input panner'
-    
+
     # it "should have keyword args" do
     #   @class.ar( @ugen, @ugen2 , :level => 2.0 ).first.source.inputs.should == [@ugen, @ugen2 , 0.0, 2.0]
     # end
@@ -195,7 +195,7 @@ class << self; public :new; end
     it_should_behave_like 'Panner with audio rate'
     it_should_behave_like 'Panner with control rate'
     it_should_behave_like 'Multi input panner'
-    
+
     # it "should have keyword args" do
     #   @class.ar( @ugen, @ugen2 , :level => 2.0 ).first.source.inputs.should == [@ugen, @ugen2 , 0.0, 2.0]
     # end
@@ -228,12 +228,12 @@ class << self; public :new; end
     it_should_behave_like 'Panner with audio rate'
     it_should_behave_like 'Panner with control rate'
     it_should_behave_like 'Multi input panner'
-    
+
     # it "should have keyword args" do
     #   @class.ar( @ugen, @ugen2 , :level => 2.0 ).first.source.inputs.should == [@ugen, @ugen2 , 0.0, 2.0]
     # end
   end
-  
+
   describe DecodeB2, 'five channels' do
     before do
       @class    = DecodeB2
@@ -243,9 +243,9 @@ class << self; public :new; end
     end
     it_should_behave_like 'Panner with audio rate'
     it_should_behave_like 'Panner with control rate'
-    
+
   end
-  
+
   describe DecodeB2, 'seven channels' do
     before do
       @class    = DecodeB2
diff --git a/spec/server.rb b/spec/server.rb
index 4d8259f..aa59b1d 100644
--- a/spec/server.rb
+++ b/spec/server.rb
@@ -5,7 +5,7 @@ def puts string
     @output << string
     string
   end
-  
+
   def flush
     @output = ''
   end
diff --git a/spec/server_spec.rb b/spec/server_spec.rb
index 6e5ae0e..6f260ec 100644
--- a/spec/server_spec.rb
+++ b/spec/server_spec.rb
@@ -19,13 +19,13 @@ class Buffer; end
 
 class Scruby::Server
   attr_reader :output
-  
+
   def puts string
     @output ||= ""
     @output << string
     string
   end
-  
+
   def flush
     @output = ''
   end
@@ -45,7 +45,7 @@ def == other
 end
 
 describe Server do
-  
+
   describe "booting" do
     before do
       @server = Server.new
@@ -64,7 +64,7 @@ def == other
       Thread.should_not_receive(:new)
       @server.boot
     end
-    
+
     it "should remove server from server list" do
       @server.boot
       @server.quit
@@ -88,28 +88,28 @@ def == other
       @server.send "/dumpOSC", 3
       sleep 0.05
     end
-    
+
     after :all do
       @server.quit
     end
-    
+
     before do
       @server.flush
     end
-    
+
     it "should send dump" do
       @server.send "/dumpOSC", 1
       sleep 0.1
       @server.output.should =~ %r{/dumpOSC}
     end
-    
+
     it "should send synthdef" do
       sdef = mock 'sdef', :encode => [ 83, 67, 103, 102, 0, 0, 0, 1, 0, 1, 4, 104, 111, 108, 97, 0, 2, 67, -36, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 0, -1, -1, 0, 1, 2, 0, 0 ].pack('C*')
       @server.send_synth_def sdef
       sleep 0.1
       @server.output.should =~ %r{\[ "#bundle", 1, \n\s*\[ "/d_recv", DATA\[56\], 0 \]\n\]}
     end
-    
+
     it "should send synthdef2" do
       sdef = mock 'sdef', :encode => [83, 67, 103, 102, 0, 0, 0, 1, 0, 1, 3, 114, 101, 99, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 6, 98, 117, 102, 110, 117, 109, 0, 0, 0, 3, 7, 67, 111, 110, 116, 114, 111, 108, 1, 0, 0, 0, 1, 0, 0, 1, 2, 73, 110, 2, 0, 1, 0, 2, 0, 0, 255, 255, 0, 0, 2, 2, 7, 68, 105, 115, 107, 79, 117, 116, 2, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0].pack('C*')
       @server.send_synth_def sdef
@@ -117,7 +117,7 @@ def == other
       @server.output.should =~ %r{\[ "#bundle", 1, \n\s*\[ "/d_recv", DATA\[100\], 0 \]\n\]}
     end
   end
-  
+
   shared_examples_for 'allocator' do
     it "should allow less than @max_size elements" do
       @server.__send__( :allocate, @kind, (1..@allowed_elements).map{ @class.new } )
@@ -127,39 +127,39 @@ def == other
     it "should not allow more than @max_size elements" do
       lambda { @server.__send__( :allocate, @kind, (1..@max_size+1).map{ @class.new } ) }.should raise_error(SCError)
     end
-    
+
     it "should try to allocate lowest nil slot" do
       @server.__send__(@kind).concat([nil, nil, @class.new, nil, nil, nil, @class.new])
       @server.__send__ :allocate, @kind, buffer = @class.new
       @server.__send__(@kind).index(buffer).should == @index_start
     end
-    
+
     it "should allocate various elements in available contiguous indices" do
       @server.__send__(@kind).concat([nil, nil, @class.new, nil, nil, nil, @class.new])
       @server.__send__ :allocate, @kind, @class.new, @class.new, @class.new
       elements = @server.__send__(@kind)[@max_size-@allowed_elements..-1].compact
       elements.should have(5).elements
     end
-    
+
     it "should allocate by appending various elements" do
       @server.__send__(@kind).concat([nil, nil, @class.new, nil, nil, nil, @class.new])
       @server.__send__ :allocate, @kind, @class.new, @class.new, @class.new, @class.new
       elements = @server.__send__(@kind)[@max_size-@allowed_elements..-1].compact
       elements.should have(6).elements
     end
-    
+
     it "should not surpass the max buffer limit" do
       @server.__send__( :allocate, @kind, (1..@allowed_elements-2).map{ |i| @class.new if i % 2 == 0 } )
       lambda { @server.__send__ :allocate, @kind, @class.new, @class.new, @class.new }.should raise_error
     end
-    
+
     it "should allocate by appending" do
       @server.__send__( :allocate, @kind, (1..@allowed_elements-3).map{ |i| @class.new if i % 2 == 0 } )
       @server.__send__ :allocate, @kind, @class.new, @class.new, @class.new
       @server.__send__(@kind).size.should == @max_size
     end
   end
-  
+
   describe 'buffers allocation' do
     before do
       @server = Server.new
@@ -170,7 +170,7 @@ def == other
     end
     it_should_behave_like 'allocator'
   end
-  
+
   describe 'control_buses allocation' do
     before do
       @server = Server.new
@@ -181,7 +181,7 @@ def == other
     end
     it_should_behave_like 'allocator'
   end
-  
+
   describe 'audio_buses allocation' do
     before do
       @server = Server.new
@@ -193,6 +193,6 @@ def == other
     end
     it_should_behave_like 'allocator'
   end
-  
-end 
+
+end
 
diff --git a/spec/synth_spec.rb b/spec/synth_spec.rb
index 7a7c37c..ff175a1 100644
--- a/spec/synth_spec.rb
+++ b/spec/synth_spec.rb
@@ -1,7 +1,7 @@
 require File.expand_path(File.dirname(__FILE__)) + "/helper"
 
 
-require "scruby/core_ext/typed_array" 
+require "scruby/core_ext/typed_array"
 require "scruby/node"
 require "scruby/bus"
 require "scruby/group"
@@ -29,7 +29,7 @@
   before do
     @server.flush
   end
-  
+
   describe 'instantiation with node target' do
     before do
       Node.reset!
diff --git a/spec/synthdef_spec.rb b/spec/synthdef_spec.rb
index d900686..d067e8f 100644
--- a/spec/synthdef_spec.rb
+++ b/spec/synthdef_spec.rb
@@ -5,7 +5,7 @@
 require "scruby/env"
 require "scruby/ugens/ugen"
 require "scruby/ugens/ugen_operations"
-require "scruby/synthdef" 
+require "scruby/synthdef"
 require "scruby/ugens/multi_out"
 require "scruby/core_ext/typed_array"
 
@@ -18,7 +18,7 @@ class << self; public :new; end
 
 
 describe SynthDef, 'instantiation' do
-  
+
   describe 'initialize' do
     before do
     @sdef = SynthDef.new( :name ){}
@@ -29,7 +29,7 @@ class << self; public :new; end
     @sdef.should_not be_nil
     @sdef.should be_instance_of( SynthDef )
   end
-  
+
     it "should protect attributes" do
     @sdef.should_not respond_to( :name= )
     @sdef.should_not respond_to( :children= )
@@ -41,7 +41,7 @@ class << self; public :new; end
     @sdef.should respond_to( :constants )
     @sdef.should respond_to( :control_names )
   end
-  
+
     it "should accept name and set it as an attribute as string" do
     @sdef.name.should == 'name'
   end
@@ -50,48 +50,48 @@ class << self; public :new; end
     @sdef.children.should == []
   end
   end
-  
+
   describe "options" do
     before do
       @options = mock Hash
     end
-  
+
     it "should accept options" do
       sdef = SynthDef.new( :hola, :values => [] ){}
     end
-    
+
     it "should use options" do
       @options.should_receive(:delete).with :values
       @options.should_receive(:delete).with :rates
-      
+
       sdef = SynthDef.new( :hola, @options ){}
     end
-    
-    it "should set default values if not provided" 
+
+    it "should set default values if not provided"
     it "should accept a graph function"
-    
+
   end
-  
+
   describe '#collect_control_names' do
     before do
       @sdef     = SynthDef.new( :name ){}
       @function = mock "grap_function", :arguments => [:arg1, :arg2, :arg3]
     end
-    
+
     it "should get the argument names for the provided function" do
       @function.should_receive( :arguments ).and_return []
       @sdef.send_msg :collect_control_names, @function, [], []
     end
-    
+
     it "should return empty array if the names are empty" do
       @function.should_receive( :arguments ).and_return []
       @sdef.send_msg( :collect_control_names, @function, [], [] ).should == []
     end
-    
+
     it "should not return empty array if the names are not empty" do
       @sdef.send_msg( :collect_control_names, @function, [], [] ).should_not == []
     end
-    
+
     it "should instantiate and return a ControlName for each function name" do
       c_name = mock :control_name
       ControlName.should_receive( :new ).at_most(3).times.and_return c_name
@@ -99,14 +99,14 @@ class << self; public :new; end
       control_names.size.should == 3
       control_names.collect { |e| e.should == c_name }
     end
-    
+
     it "should pass the argument value, the argument index and the rate(if provided) to the ControlName at instantiation" do
       cns = @sdef.send_msg :collect_control_names, @function, [1, 2, 3], []
       cns.should == [1.0, 2.0, 3.0].map{ |val| ControlName.new("arg#{ val.to_i }", val, :control, val.to_i - 1 )}
       cns = @sdef.send_msg :collect_control_names, @function, [1, 2, 3], [:ir, :tr, :ir]
       cns.should == [[1.0, :ir], [2.0, :tr], [3.0, :ir]].map{ |val, rate| ControlName.new("arg#{ val.to_i }", val, rate, val.to_i - 1 )}
     end
-    
+
     it "should not return more elements than the function argument number" do
       @sdef.send_msg( :collect_control_names, @function, [1, 2, 3, 4, 5], [] ).should have( 3 ).elements
     end
@@ -116,7 +116,7 @@ class << self; public :new; end
     before :all do
       RATES = [:scalar, :trigger, :control]
     end
-    
+
     before do
       @sdef     = SynthDef.new( :name ){}
       @function = mock "grap_function", :arguments => [:arg1, :arg2, :arg3, :arg4]
@@ -128,14 +128,14 @@ class << self; public :new; end
         Control.should_receive(:and_proxies_from).exactly( rates.size ).times
         @sdef.send_msg :build_controls, @control_names
     end
-    
+
     it "should call Control#and_proxies.. with args" do
       Control.should_receive(:and_proxies_from).with( @control_names.select{ |c| c.rate == :scalar  } ) unless @control_names.select{ |c| c.rate == :scalar  }.empty?
       Control.should_receive(:and_proxies_from).with( @control_names.select{ |c| c.rate == :trigger } ) unless @control_names.select{ |c| c.rate == :trigger }.empty?
       Control.should_receive(:and_proxies_from).with( @control_names.select{ |c| c.rate == :control } ) unless @control_names.select{ |c| c.rate == :control }.empty?
       @sdef.send_msg( :build_controls, @control_names )
     end
-    
+
     it do
       @sdef.send_msg( :build_controls, @control_names ).should be_instance_of(Array)
     end
@@ -143,11 +143,11 @@ class << self; public :new; end
     it "should return an array of OutputProxies" do
       @sdef.send_msg( :build_controls, @control_names ).each { |e| e.should be_instance_of(OutputProxy) }
     end
-    
+
     it "should return an array of OutputProxies sorted by ControlNameIndex" do
       @sdef.send_msg( :build_controls, @control_names ).collect{ |p| p.control_name.index }.should == (0...@control_names.size).to_a
     end
-    
+
     it "should call graph function with correct args" do
       function = mock("function", :call => [] )
       proxies  = @sdef.send_msg( :build_controls, @control_names )
@@ -155,28 +155,28 @@ class << self; public :new; end
       function.should_receive( :call ).with( *proxies )
       @sdef.send_msg( :build_ugen_graph, function, @control_names)
     end
-    
+
     it "should set @sdef" do
       function = lambda{}
       Ugen.should_receive( :synthdef= ).with( @sdef )
-      Ugen.should_receive( :synthdef= ).with( nil )      
+      Ugen.should_receive( :synthdef= ).with( nil )
       @sdef.send_msg( :build_ugen_graph, function, [] )
     end
-    
+
     it "should collect constants for simple children array" do
       children = [MockUgen.new(:audio, 100), MockUgen.new(:audio, 200), MockUgen.new(:audio, 100, 300)]
       @sdef.send_msg( :collect_constants, children).should == [100.0, 200.0, 300.0]
     end
-    
+
     it "should collect constants for children arrays" do
       children = [ MockUgen.new(:audio, 100), [ MockUgen.new(:audio, 400), [ MockUgen.new(:audio, 200), MockUgen.new(:audio, 100, 300) ] ] ]
       @sdef.send_msg( :collect_constants, children).should == [100.0, 400.0, 200.0, 300.0]
     end
-    
+
     it "should remove nil from constants array"
-    
+
   end
-  
+
 end
 
 
@@ -189,28 +189,28 @@ def self.ar freq = 440.0, phase = 0.0 #not interested in muladd
       end
     end
   end
-  
+
   before do
     @sdef = SynthDef.new(:hola) { Spec::SinOsc.ar }
     @encoded = [ 83, 67, 103, 102, 0, 0, 0, 1, 0, 1, 4, 104, 111, 108, 97, 0, 2, 67, -36, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 6, 83, 105, 110, 79, 115, 99, 2, 0, 2, 0, 1, 0, 0, -1, -1, 0, 0, -1, -1, 0, 1, 2, 0, 0 ].pack('C*')
   end
-  
+
   it "should get values" do
     @sdef.values
   end
-  
+
   it "should encode init stream" do
     @sdef.encode[0..9].should == @encoded[0..9]
   end
-  
+
   it "should encode is, name" do
     @sdef.encode[0..14].should == @encoded[0..14]
   end
-  
+
   it "should encode is, name, constants" do
     @sdef.encode[0..24].should == @encoded[0..24]
   end
-  
+
   it "should encode is, name, consts, values" do
     @sdef.encode[0..26].should == @encoded[0..26]
   end
@@ -218,48 +218,48 @@ def self.ar freq = 440.0, phase = 0.0 #not interested in muladd
   it "should encode is, name, consts, values, controls" do
     @sdef.encode[0..28].should == @encoded[0..28]
   end
-  
+
   it "should encode is, name, consts, values, controls, children" do
     @sdef.encode[0..53].should == @encoded[0..53]
   end
-  
+
   it "should encode is, name, consts, values, controls, children, variants stub" do
     @sdef.encode.should == @encoded
   end
-  
+
   describe "sending" do
 
     before :all do
       @server  = mock('server', :instance_of? => true, :send_synth_def => nil)
       ::Server = mock('Server', :all => [@server])
     end
-    
+
     before do
       @servers = (0..3).map{ mock('server', :instance_of? => true, :send_synth_def => nil) }
       @sdef = SynthDef.new(:hola) { Spec::SinOsc.ar }
     end
-    
+
     it "should accept an array or several Servers" do
       @sdef.send @servers
       @sdef.send *@servers
     end
-    
+
     it "should not accept non servers" do
       lambda{ @sdef.send [1, 2] }.should raise_error(NoMethodError)
       lambda{ @sdef.send 1, 2 }.should   raise_error(NoMethodError)
     end
-    
+
     it "should send self to each of the servers" do
       @servers.each{ |s| s.should_receive(:send_synth_def).with(@sdef) }
       @sdef.send( @servers )
     end
-    
+
     it "should send to Server.all if not provided with a list of servers" do
       @server.should_receive(:send_synth_def).with(@sdef)
       Server.should_receive(:all).and_return([@server])
       @sdef.send
     end
-  end  
+  end
 end
 
 
diff --git a/spec/ugen_operations_spec.rb b/spec/ugen_operations_spec.rb
index 9541a88..e62cf54 100644
--- a/spec/ugen_operations_spec.rb
+++ b/spec/ugen_operations_spec.rb
@@ -17,7 +17,7 @@ class << self; public :new; end
 end
 
 describe UgenOperations do
-  
+
   before do
     @ugen  = MockUgen.new :audio
     @ugen2 = MockUgen.new :audio
@@ -28,17 +28,17 @@ class << self; public :new; end
       sum = @ugen + @ugen2
       sum.should be_instance_of(BinaryOpUGen)
     end
-    
+
     it 'should sum integer' do
       sum = @ugen + 1.0
       sum.should be_instance_of(BinaryOpUGen)
     end
-    
+
     it "should raise argument error" do
       lambda { @ugen + :hola }.should raise_error(NoMethodError)
     end
   end
-  
+
   describe 'unary operations' do
     it "should do unary op" do
       op = @ugen.distort
@@ -46,7 +46,7 @@ class << self; public :new; end
       op.inputs.should == [@ugen]
     end
   end
-  
+
   describe Numeric do
     it "do unary operation" do
       1.distort.should == UnaryOpUGen.new(:distort, 1)
@@ -56,28 +56,28 @@ class << self; public :new; end
       sum = 1 + 1
       sum.should == 2
     end
-    
+
     it "should set the correct inputs and operator for the binopugen" do
       sum = 1.0 + @ugen
       sum.should == BinaryOpUGen.new(:+, 1.0, @ugen)
     end
-    
+
     it "ugen should sum numeric" do
       sum = @ugen + 1
       sum.should == BinaryOpUGen.new(:+, @ugen, 1)
     end
-    
+
     it 'ugen should sum array' do
       sum = @ugen * d(1,2)
       sum.should == d(BinaryOpUGen.new(:*, @ugen, 1), BinaryOpUGen.new(:*, @ugen, 2))
     end
   end
-  
+
   describe DelegatorArray do
     before do
       @ugen  = MockUgen.new :audio
     end
-    
+
     it "do binary operation" do
       d(@ugen).distort.should == d(@ugen.distort)
     end
@@ -86,15 +86,15 @@ class << self; public :new; end
       op = d(1, 2) * @ugen
       op.should be_a(DelegatorArray)
       op.should == d(BinaryOpUGen.new(:*, 1, @ugen), BinaryOpUGen.new(:*, 2, @ugen))
-    end    
+    end
   end
-  
+
 end
 
 
-# methods overriden by UgenOperations inclusion: 
-# Fixnum#+ Fixnum#gcd Fixnum#/ Fixnum#round Fixnum#lcm Fixnum#div Fixnum#- Fixnum#>= Fixnum#* Fixnum#<= 
-# Float#+ Float#/ Float#round Float#div Float#- Float#>= Float#* Float#<= 
+# methods overriden by UgenOperations inclusion:
+# Fixnum#+ Fixnum#gcd Fixnum#/ Fixnum#round Fixnum#lcm Fixnum#div Fixnum#- Fixnum#>= Fixnum#* Fixnum#<=
+# Float#+ Float#/ Float#round Float#div Float#- Float#>= Float#* Float#<=
 # changed max and min to maximum and minimum because the override Array#max and Array#min wich take no args
 
 
diff --git a/spec/ugen_spec.rb b/spec/ugen_spec.rb
index 696492e..950b2ac 100644
--- a/spec/ugen_spec.rb
+++ b/spec/ugen_spec.rb
@@ -26,7 +26,7 @@ class << self
     def ar freq = 440.0, phase = 0.0 #not interested in muladd by now
       new :audio, freq, phase
     end
-    
+
     def kr freq = 440.0, phase = 0.0
       new :control, freq, phase
     end
@@ -36,10 +36,10 @@ def kr freq = 440.0, phase = 0.0
 class Scruby::Buffer
   def as_ugen_input; 0; end
 end
-    
+
 
 describe Ugen do
-  
+
   before do
     @sdef = mock 'sdef', :children => []
   end
@@ -49,7 +49,7 @@ def as_ugen_input; 0; end
     UgenOperations::BINARY.should_not be_nil
     Ugen::RATES.should_not be_nil
   end
-  
+
   it "should tell if valid input" do
     cn = ControlName.new 'cn', 1, :audio, 0
     Ugen.valid_input?( 440 ).should       be_true
@@ -61,7 +61,7 @@ def as_ugen_input; 0; end
     Ugen.valid_input?( cn ).should        be_true
     Ugen.valid_input?( 'string' ).should  be_false
   end
-  
+
   it "should use buffnum as input when a buffer is passed" do
     MockUgen.new( :audio, Buffer.new ).inputs.should == [0]
   end
@@ -70,11 +70,11 @@ def as_ugen_input; 0; end
     before do
       @ugen = SinOsc.ar
     end
-    
+
     it do
       @ugen.should respond_to( :inputs )
     end
-    
+
     it do
       @ugen.should respond_to( :rate )
     end
@@ -85,52 +85,52 @@ def as_ugen_input; 0; end
       @op_ugen    = mock( 'op_ugen' )
       UnaryOpUGen = mock 'unary_op_ugen',  :new => @op_ugen
     end
-    
+
     before do
       @ugen  = SinOsc.ar
       @ugen2 = SinOsc.ar
     end
-    
+
     it do #this specs all binary operations
       @ugen.should respond_to( :+ )
     end
-    
+
     it "should sum" do
       (@ugen + @ugen2).should be_a(BinaryOpUGen)
     end
   end
-  
+
   describe 'ugen graph in synth def' do
     before do
       Ugen.synthdef = nil
       @ugen  = MockUgen.new( :audio, 1, 2 )
       @ugen2 = MockUgen.new( :audio, 1, 2 )
     end
-        
+
     it "should not have synthdef" do
       MockUgen.new( :audio, 1, 2 ).send( :synthdef ).should be_nil
     end
-    
+
     it "should have 0 as index if not belonging to ugen" do
       MockUgen.new( :audio, 1, 2 ).index.should be_zero
     end
-    
+
     it "should have synthdef" do
       Ugen.synthdef = @sdef
       @ugen.send( :synthdef ).should == @sdef
     end
-    
+
     it do
       @ugen.should_not respond_to(:add_to_synthdef) #private method
     end
-    
+
     it "should add to synth def on instantiation" do
       Ugen.synthdef = @sdef
       ugen = MockUgen.new( :audio, 1, 2)
       ugen.send( :synthdef ).should == @sdef
       @sdef.children.should == [ugen]
     end
-    
+
     it "should add to synthdef and return synthdef.children size" do
       Ugen.synthdef = @sdef
       ugen, ugen2 = MockUgen.new(:audio, 1, 2), MockUgen.new(:audio, 1, 2)
@@ -138,163 +138,163 @@ def as_ugen_input; 0; end
       ugen.index.should == 0
       ugen2.index.should == 1
     end
-    
+
     it "should not add to synthdef" do
       Ugen.synthdef = nil
       @sdef.children.should_not_receive( :<< )
       MockUgen.new( :audio, 1, 2 ).send( :add_to_synthdef ).should eql( nil )
     end
-    
+
     it "should collect constants" do
       MockUgen.new( :audio, 100, @ugen, 200 ).send( :collect_constants ).flatten.sort.should == [1, 2, 100, 200]
     end
-    
+
     it "should collect constants on arrayed inputs" do
       MockUgen.new( :audio, 100, [@ugen, [200, @ugen2, 100] ] ).send( :collect_constants ).flatten.uniq.sort.should == [1, 2, 100, 200]
     end
-    
+
   end
-  
+
   describe 'initialization and inputs' do
     before do
       @ugen = MockUgen.new(:audio, 1, 2, 3)
     end
-    
+
     it "should not accept non valid inputs" do
       lambda{ @ugen = MockUgen.new(:audio, "hola") }.should raise_error( ArgumentError )
     end
-    
+
     it "should require at least one argument" do
       lambda { MockUgen.new }.should raise_error( ArgumentError )
     end
-    
+
     it "should be a defined rate as the first argument" do
       lambda { MockUgen.new( :not_a_rate, 1 ) }.should raise_error( ArgumentError )
     end
-    
+
     it "should use the highest rate when passing an array" do
       MockUgen.new([:audio, :control], 1).rate.should == :audio
     end
-    
+
     it "should be a defined rate as array" do
       lambda { MockUgen.new( [:not_a_rate, :audio], 1 ) }.should raise_error( ArgumentError )
     end
-    
+
     it "should accept an empty array for inputs and inputs should be an empty array" do
       MockUgen.new( :audio, [] ).inputs.should eql([])
     end
-    
+
     it "should instantiate" do
       MockUgen.new( :audio, 1, 2 ).should be_instance_of( MockUgen )
     end
-    
+
     it "should accept any number of args" do
       MockUgen.new( :audio, 1, 2 )
       MockUgen.new( :audio, 1, 2, 3, 4 )
     end
-    
+
     it "should set inputs" do
       @ugen.inputs.should == [1, 2, 3]
     end
-    
+
     it "should set rate" do
       @ugen.rate.should == :audio
     end
-    
+
     it "should have empty inputs" do
       MockUgen.new( :audio ).inputs.should == []
       MockUgen.new( :audio, [] ).inputs.should == []
     end
   end
-  
+
   describe 'initialization with array as argument' do
-    
+
     before :all do
-      @i_1 = 100, 210 
-      @i_2 = 100, 220 
-      @i_3 = 100, 230 
+      @i_1 = 100, 210
+      @i_2 = 100, 220
+      @i_3 = 100, 230
       @i_4 = 100, 240
     end
-    
+
     it "should not care if an array was passed" do
       MockUgen.new( :audio, [1, 2, 3] ).should be_instance_of(MockUgen)
     end
-    
+
     it "should return an array of Ugens if an array as one arg is passed on instantiation" do
       MockUgen.new( :audio, 1, [2, 3] ).should be_instance_of(DelegatorArray)
     end
-    
+
     it do
       MockUgen.new( :audio, 1, [2,3], [4,5] ).should have( 2 ).items
     end
-    
+
     it do
       MockUgen.new( :audio, 1, [2,3, 3], [4,5] ).should have( 3 ).items
     end
-    
+
     it "should return an array of ugens" do
       ugens = MockUgen.new( :audio, 100, [210, 220, 230, 240] )
       ugens.each do |u|
         u.should be_instance_of(MockUgen)
       end
     end
-    
+
     it "should return ugen" do
       ugen = MockUgen.new( :audio, [1], [2] )
       ugen.should be_instance_of( MockUgen )
       ugen.inputs.should == [1, 2]
     end
-    
+
     it "should return ugen" do
       ugen = MockUgen.new( :audio, [1, 2] )
       ugen.should be_instance_of( MockUgen )
       ugen.inputs.should == [1, 2]
     end
-    
+
     it "should make multichannel array (DelegatorArray)" do
       multichannel = MockUgen.new( :audio, 100, [210, 220] )
       multichannel.should be_a(DelegatorArray)
       multichannel.should == d(MockUgen.new(:audio, 100, 210), MockUgen.new(:audio, 100, 220))
     end
-    
+
     it "should accept DelegatorArray as inputs" do
       multichannel = MockUgen.new( :audio, 100, d(210, 220) )
       multichannel.should be_a(DelegatorArray)
       multichannel.should == d(MockUgen.new(:audio, 100, 210), MockUgen.new(:audio, 100, 220))
     end
-    
+
     it "should return an delegator array of ugens with correct inputs" do
       ugens = MockUgen.new( :audio, 100, [210, 220, 230, 240] )
       ugens.zip( [@i_1, @i_2, @i_3, @i_4] ).each do |e|
         e.first.inputs.should eql( e.last )
       end
     end
-    
+
     it "should match the structure of the inputs array(s)" do
       array = [ 200, [210, [220, 230] ] ]
       ugens = MockUgen.new( :audio, 100, array )
-      last = lambda do |i| 
-        if i.instance_of?(MockUgen) 
+      last = lambda do |i|
+        if i.instance_of?(MockUgen)
           i.inputs.first.should == 100
-          i.inputs.last 
-        else 
-          i.map{ |e| last.call(e) } 
+          i.inputs.last
+        else
+          i.map{ |e| last.call(e) }
         end
       end
       last.call(ugens).should == array
     end
-  
+
     it "should return muladd" do
       @ugen = MockUgen.new(:audio, 100, 100)
       @ugen.muladd(0.5, 0.5).should be_a(MulAdd)
     end
-    
+
     it "should return an arrayed muladd" do
       @ugen = MockUgen.new(:audio, [100,100], 100)
       @ugen.muladd(0.5, 0.5).should be_a(DelegatorArray)
     end
   end
-  
+
   describe Ugen, 'encoding' do
     before do
       args = [400.0, 0.0]
@@ -345,7 +345,7 @@ def as_ugen_input; 0; end
     it "should encode cn, rt, in, out, si, collect_input_specs" do
       @sin.encode.should == @encoded
     end
-    
+
     it "should equal to a similar" do
       MockUgen.new(:audio, 1, 2).should == MockUgen.new(:audio, 1, 2)
     end
diff --git a/spec/ugens_spec.rb b/spec/ugens_spec.rb
index 3243ab0..bc317a3 100644
--- a/spec/ugens_spec.rb
+++ b/spec/ugens_spec.rb
@@ -3,8 +3,8 @@
 require "scruby/control_name"
 require "scruby/env"
 require "scruby/ugens/ugen"
-require "scruby/ugens/ugen_operations" 
-require "scruby/ugens/operation_ugens" 
+require "scruby/ugens/ugen_operations"
+require "scruby/ugens/operation_ugens"
 require "scruby/ugens/ugens"
 
 
@@ -19,7 +19,7 @@ class Klass
 
 
 describe Ugens do
-  
+
   before do
     @udefs = YAML::load( File.open( "#{ File.dirname __FILE__ }/../lib/scruby/ugens/ugen_defs.yaml" ) )
   end
@@ -41,24 +41,24 @@ class Klass
     Gendy1.should_receive(:new).with( :audio, 10, 20, 1, 1, 550, 660, 0.5, 0.5, 12, 1 ).and_return( mock('ugen', :muladd => nil) )
     Gendy1.ar 10, 20, :knum => 1, :minfreq => 550
   end
-  
+
   it "should raise argumen error if not passed required" do
     Gendy1.stub!(:new)
     lambda { Gendy1.ar }.should raise_error(ArgumentError)
   end
-  
+
   it "should not accept more than the required arguments" do
     lambda { SinOsc.ar(1,2,3,4,5,6) }.should raise_error(ArgumentError)
   end
-  
+
   it "should initialize using demand" do
     Dbrown.new(1,2,3,4).inputs.should == [1,2,3,4]
   end
-  
+
   it "should have public new method for scalar" do
     ExpRand.new(1,2)
   end
-  
+
   it "should output params"
 end