diff --git a/lib/ransack/adapters/active_record/3.0/compat.rb b/lib/ransack/adapters/active_record/3.0/compat.rb
index a040ca4..2301490 100644
--- a/lib/ransack/adapters/active_record/3.0/compat.rb
+++ b/lib/ransack/adapters/active_record/3.0/compat.rb
@@ -2,7 +2,7 @@
 if Arel::Nodes::And < Arel::Nodes::Binary
   class Ransack::Visitor
     def visit_Ransack_Nodes_And(object)
-      nodes = object.values.map {|o| accept(o)}.compact
+      nodes = object.values.map { |o| accept(o) }.compact
       return nil unless nodes.size > 0
 
       if nodes.size > 1
diff --git a/lib/ransack/adapters/active_record/3.0/context.rb b/lib/ransack/adapters/active_record/3.0/context.rb
index 5efb672..0724091 100644
--- a/lib/ransack/adapters/active_record/3.0/context.rb
+++ b/lib/ransack/adapters/active_record/3.0/context.rb
@@ -84,7 +84,7 @@ module Ransack
         def get_association(str, parent = @base)
           klass = klassify parent
           ransackable_association?(str, klass) &&
-          klass.reflect_on_all_associations.detect {|a| a.name.to_s == str}
+          klass.reflect_on_all_associations.detect { |a| a.name.to_s == str }
         end
 
         def join_dependency(relation)
diff --git a/lib/ransack/helpers/form_helper.rb b/lib/ransack/helpers/form_helper.rb
index 17aa142..c20f940 100644
--- a/lib/ransack/helpers/form_helper.rb
+++ b/lib/ransack/helpers/form_helper.rb
@@ -6,15 +6,23 @@ module Ransack
         if record.is_a?(Ransack::Search)
           search = record
           options[:url] ||= polymorphic_path(search.klass)
-        elsif record.is_a?(Array) && (search = record.detect {|o| o.is_a?(Ransack::Search)})
-          options[:url] ||= polymorphic_path(record.map {|o| o.is_a?(Ransack::Search) ? o.klass : o})
+        elsif record.is_a?(Array) &&
+            (search = record.detect { |o| o.is_a?(Ransack::Search) })
+          options[:url] ||= polymorphic_path(record.
+            map { |o| o.is_a?(Ransack::Search) ? o.klass : o }
+            )
         else
-          raise ArgumentError, "No Ransack::Search object was provided to search_form_for!"
+          raise ArgumentError,
+            "No Ransack::Search object was provided to search_form_for!"
         end
         options[:html] ||= {}
         html_options = {
-          :class  => options[:class].present? ? "#{options[:class]}" : "#{search.klass.to_s.underscore}_search",
-          :id => options[:id].present? ? "#{options[:id]}" : "#{search.klass.to_s.underscore}_search",
+          :class  => options[:class].present? ?
+            "#{options[:class]}" :
+            "#{search.klass.to_s.underscore}_search",
+          :id => options[:id].present? ?
+            "#{options[:id]}" :
+            "#{search.klass.to_s.underscore}_search",
           :method => :get
         }
         options[:as] ||= 'q'
@@ -31,15 +39,23 @@ module Ransack
           search = search.first
         end
 
-        raise TypeError, "First argument must be a Ransack::Search!" unless Search === search
+        raise TypeError, "First argument must be a Ransack::Search!" unless
+          Search === search
 
-        search_params = params[search.context.search_key] || {}.with_indifferent_access
+        search_params = params[search.context.search_key] ||
+          {}.with_indifferent_access
 
         attr_name = attribute.to_s
 
-        name = (args.size > 0 && !args.first.is_a?(Hash)) ? args.shift.to_s : Translate.attribute(attr_name, :context => search.context)
+        name = (
+          if args.size > 0 && !args.first.is_a?(Hash)
+            args.shift.to_s
+          else
+            Translate.attribute(attr_name, :context => search.context)
+          end
+          )
 
-        if existing_sort = search.sorts.detect {|s| s.name == attr_name}
+        if existing_sort = search.sorts.detect { |s| s.name == attr_name }
           prev_attr, prev_dir = existing_sort.name, existing_sort.dir
         end
 
@@ -57,7 +73,8 @@ module Ransack
         css = ['sort_link', current_dir].compact.join(' ')
         html_options[:class] = [css, html_options[:class]].compact.join(' ')
         query_hash = {}
-        query_hash[search.context.search_key] = search_params.merge(:s => "#{attr_name} #{new_dir}")
+        query_hash[search.context.search_key] = search_params
+          .merge(:s => "#{attr_name} #{new_dir}")
         options.merge!(query_hash)
         options_for_url = params.merge options
 
@@ -67,9 +84,14 @@ module Ransack
           url_for(options_for_url)
         end
 
-        link_to [ERB::Util.h(name), order_indicator_for(current_dir)].compact.join(' ').html_safe,
+        link_to(
+          [ERB::Util.h(name), order_indicator_for(current_dir)]
+            .compact
+            .join(' ')
+            .html_safe,
           url,
           html_options
+          )
       end
 
       private
diff --git a/lib/ransack/nodes/condition.rb b/lib/ransack/nodes/condition.rb
index 07feaf2..9205eea 100644
--- a/lib/ransack/nodes/condition.rb
+++ b/lib/ransack/nodes/condition.rb
@@ -2,7 +2,8 @@ module Ransack
   module Nodes
     class Condition < Node
       i18n_word :attribute, :predicate, :combinator, :value
-      i18n_alias :a => :attribute, :p => :predicate, :m => :combinator, :v => :value
+      i18n_alias :a => :attribute, :p => :predicate, :m => :combinator,
+                 :v => :value
 
       attr_reader :predicate
 
@@ -18,9 +19,11 @@ module Ransack
               :m => combinator,
               :v => predicate.wants_array ? Array(values) : [values]
             )
-            # TODO: Figure out what to do with multiple types of attributes, if anything.
+            # TODO: Figure out what to do with multiple types of attributes,
+            # if anything.
             # Tempted to go with "garbage in, garbage out" on this one
-            predicate.validate(condition.values, condition.default_type) ? condition : nil
+            predicate.validate(condition.values, condition.default_type) ?
+              condition : nil
           end
         end
 
@@ -37,7 +40,8 @@ module Ransack
       end
 
       def valid?
-        attributes.detect(&:valid?) && predicate && valid_arity? && predicate.validate(values, default_type) && valid_combinator?
+        attributes.detect(&:valid?) && predicate && valid_arity? &&
+          predicate.validate(values, default_type) && valid_combinator?
       end
 
       def valid_arity?
@@ -62,7 +66,8 @@ module Ransack
             self.attributes << attr if attr.valid?
           end
         else
-          raise ArgumentError, "Invalid argument (#{args.class}) supplied to attributes="
+          raise ArgumentError,
+            "Invalid argument (#{args.class}) supplied to attributes="
         end
       end
       alias :a= :attributes=
@@ -85,7 +90,8 @@ module Ransack
             self.values << val
           end
         else
-          raise ArgumentError, "Invalid argument (#{args.class}) supplied to values="
+          raise ArgumentError,
+            "Invalid argument (#{args.class}) supplied to values="
         end
       end
       alias :v= :values=
@@ -95,7 +101,7 @@ module Ransack
       end
 
       def combinator=(val)
-        @combinator = ['and', 'or'].detect {|v| v == val.to_s} || nil
+        @combinator = ['and', 'or'].detect { |v| v == val.to_s } || nil
       end
       alias :m= :combinator=
       alias :m :combinator
@@ -113,7 +119,9 @@ module Ransack
       end
 
       def value
-        predicate.wants_array ? values.map {|v| v.cast(default_type)} : values.first.cast(default_type)
+        predicate.wants_array ?
+          values.map { |v| v.cast(default_type) } :
+          values.first.cast(default_type)
       end
 
       def build(params)
@@ -131,7 +139,8 @@ module Ransack
       end
 
       def key
-        @key ||= attributes.map(&:name).join("_#{combinator}_") + "_#{predicate.name}"
+        @key ||= attributes.map(&:name).join("_#{combinator}_") +
+          "_#{predicate.name}"
       end
 
       def eql?(other)
@@ -164,7 +173,9 @@ module Ransack
 
       def arel_predicate
         predicates = attributes.map do |attr|
-          attr.attr.send(predicate.arel_predicate, formatted_values_for_attribute(attr))
+          attr.attr.send(
+            predicate.arel_predicate, formatted_values_for_attribute(attr)
+            )
         end
 
         if predicates.size > 1
@@ -180,16 +191,17 @@ module Ransack
       end
 
       def validated_values
-        values.select {|v| predicate.validator.call(v.value)}
+        values.select { |v| predicate.validator.call(v.value) }
       end
 
       def casted_values_for_attribute(attr)
-        validated_values.map {|v| v.cast(predicate.type || attr.type)}
+        validated_values.map { |v| v.cast(predicate.type || attr.type) }
       end
 
       def formatted_values_for_attribute(attr)
         formatted = casted_values_for_attribute(attr).map do |val|
-          val = attr.ransacker.formatter.call(val) if attr.ransacker && attr.ransacker.formatter
+          val = attr.ransacker.formatter.call(val) if attr.ransacker &&
+            attr.ransacker.formatter
           val = predicate.format(val)
           val
         end
@@ -201,9 +213,15 @@ module Ransack
       end
 
       def inspect
-        data =[['attributes', a.try(:map, &:name)], ['predicate', p], ['combinator', m], ['values', v.try(:map, &:value)]].reject { |e|
-          e[1].blank?
-        }.map { |v| "#{v[0]}: #{v[1]}" }.join(', ')
+        data = [
+          ['attributes', a.try(:map, &:name)],
+          ['predicate', p],
+          ['combinator', m],
+          ['values', v.try(:map, &:value)]
+        ]
+        .reject { |e| e[1].blank? }
+        .map { |v| "#{v[0]}: #{v[1]}" }
+        .join(', ')
         "Condition <#{data}>"
       end
 
diff --git a/lib/ransack/nodes/node.rb b/lib/ransack/nodes/node.rb
index 7c35b4d..f69753a 100644
--- a/lib/ransack/nodes/node.rb
+++ b/lib/ransack/nodes/node.rb
@@ -14,7 +14,7 @@ module Ransack
         end
 
         def i18n_alias(opts = {})
-          self.i18n_aliases.merge! Hash[opts.map {|k, v| [k.to_s, v.to_s]}]
+          self.i18n_aliases.merge! Hash[opts.map { |k, v| [k.to_s, v.to_s] }]
         end
       end
 
diff --git a/lib/ransack/predicate.rb b/lib/ransack/predicate.rb
index 6b839d2..9eede59 100644
--- a/lib/ransack/predicate.rb
+++ b/lib/ransack/predicate.rb
@@ -10,7 +10,7 @@ module Ransack
       end
 
       def names_by_decreasing_length
-        names.sort {|a,b| b.length <=> a.length}
+        names.sort { |a,b| b.length <=> a.length }
       end
 
       def named(name)
diff --git a/lib/ransack/ransacker.rb b/lib/ransack/ransacker.rb
index 1a7b32b..3da318a 100644
--- a/lib/ransack/ransacker.rb
+++ b/lib/ransack/ransacker.rb
@@ -13,11 +13,11 @@ module Ransack
       @formatter = opts[:formatter]
       @callable = opts[:callable] || block ||
                   (@klass.method(name) if @klass.respond_to?(name)) ||
-                  proc {|parent| parent.table[name]}
+                  proc { |parent| parent.table[name] }
     end
 
     def attr_from(bindable)
-      call(*args.map {|arg| bindable.send(arg)})
+      call(*args.map { |arg| bindable.send(arg) })
     end
 
   end
diff --git a/lib/ransack/visitor.rb b/lib/ransack/visitor.rb
index b34a800..e9f6c39 100644
--- a/lib/ransack/visitor.rb
+++ b/lib/ransack/visitor.rb
@@ -10,7 +10,7 @@ module Ransack
     end
 
     def visit_Array(object)
-      object.map {|o| accept(o)}.compact
+      object.map { |o| accept(o) }.compact
     end
 
     def visit_Ransack_Nodes_Condition(object)
@@ -22,7 +22,7 @@ module Ransack
     end
 
     def visit_and(object)
-      nodes = object.values.map {|o| accept(o)}.compact
+      nodes = object.values.map { |o| accept(o) }.compact
       return nil unless nodes.size > 0
 
       if nodes.size > 1
@@ -33,7 +33,7 @@ module Ransack
     end
 
     def visit_or(object)
-      nodes = object.values.map {|o| accept(o)}.compact
+      nodes = object.values.map { |o| accept(o) }.compact
       return nil unless nodes.size > 0
 
       if nodes.size > 1
diff --git a/spec/console.rb b/spec/console.rb
index f44c059..3dd9ebc 100644
--- a/spec/console.rb
+++ b/spec/console.rb
@@ -4,7 +4,8 @@ require 'sham'
 require 'faker'
 require 'ransack'
 
-Dir[File.expand_path('../../spec/{helpers,support,blueprints}/*.rb', __FILE__)].each do |f|
+Dir[File.expand_path('../../spec/{helpers,support,blueprints}/*.rb', __FILE__)]
+.each do |f|
   require f
 end
 
@@ -12,10 +13,9 @@ Sham.define do
   name     { Faker::Name.name }
   title    { Faker::Lorem.sentence }
   body     { Faker::Lorem.paragraph }
-  salary   {|index| 30000 + (index * 1000)}
+  salary   { |index| 30000 + (index * 1000) }
   tag_name { Faker::Lorem.words(3).join(' ') }
   note     { Faker::Lorem.words(7).join(' ') }
 end
 
 Schema.create
-
diff --git a/spec/ransack/adapters/active_record/base_spec.rb b/spec/ransack/adapters/active_record/base_spec.rb
index e1c2ef7..5fe2c42 100644
--- a/spec/ransack/adapters/active_record/base_spec.rb
+++ b/spec/ransack/adapters/active_record/base_spec.rb
@@ -31,7 +31,7 @@ module Ransack
           end
 
           # in schema.rb, class Person:
-          # ransacker :reversed_name, :formatter => proc {|v| v.reverse} do |parent|
+          # ransacker :reversed_name, :formatter => proc { |v| v.reverse } do |parent|
           #   parent.table[:name]
           # end
           #
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index b9dd2ec..09327f8 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -6,7 +6,8 @@ require 'ransack'
 Time.zone = 'Eastern Time (US & Canada)'
 I18n.load_path += Dir[File.join(File.dirname(__FILE__), 'support', '*.yml')]
 
-Dir[File.expand_path('../{helpers,support,blueprints}/*.rb', __FILE__)].each do |f|
+Dir[File.expand_path('../{helpers,support,blueprints}/*.rb', __FILE__)]
+.each do |f|
   require f
 end
 
@@ -14,7 +15,7 @@ Sham.define do
   name        { Faker::Name.name }
   title       { Faker::Lorem.sentence }
   body        { Faker::Lorem.paragraph }
-  salary      {|index| 30000 + (index * 1000)}
+  salary      { |index| 30000 + (index * 1000) }
   tag_name    { Faker::Lorem.words(3).join(' ') }
   note        { Faker::Lorem.words(7).join(' ') }
   only_admin  { Faker::Lorem.words(3).join(' ') }
@@ -29,7 +30,8 @@ RSpec.configure do |config|
   config.before(:suite) do
     puts '=' * 80
     connection_name = ActiveRecord::Base.connection.adapter_name
-    puts "Running specs against #{connection_name}, ActiveRecord #{ActiveRecord::VERSION::STRING} and ARel #{Arel::VERSION}..."
+    puts "Running specs against #{connection_name}, ActiveRecord #{
+      ActiveRecord::VERSION::STRING} and ARel #{Arel::VERSION}..."
     puts '=' * 80
     Schema.create
   end
diff --git a/spec/support/schema.rb b/spec/support/schema.rb
index 844cb50..2683332 100644
--- a/spec/support/schema.rb
+++ b/spec/support/schema.rb
@@ -38,7 +38,7 @@ class Person < ActiveRecord::Base
              :source => :comments, :foreign_key => :person_id
   has_many   :notes, :as => :notable
 
-  ransacker :reversed_name, :formatter => proc {|v| v.reverse} do |parent|
+  ransacker :reversed_name, :formatter => proc { |v| v.reverse } do |parent|
     parent.table[:name]
   end