Upgraded Rubocop to 0.27.1.

Author: dblock

.rubocop.yml

@@ -3,74 +3,4 @@ AllCops:
     - vendor/**/*
     - bin/**/*
 
-LineLength:
-  Enabled: false
-
-MethodLength:
-  Enabled: false
-
-ClassLength:
-  Enabled: false
-
-Documentation:
-  # don't require classes to be documented
-  Enabled: false
-
-CollectionMethods:
-  # don't prefer map to collect, recuce to inject
-  Enabled: false
-
-Encoding:
-  # no need to always specify encoding
-  Enabled: false
-
-StringLiterals:
-  # use single or double-quoted strings, as you please
-  Enabled: false
-
-Void:
-  # == operator used in void context in specs
-  Enabled: false
-
-SignalException:
-  # prefer raise to fail
-  EnforcedStyle: only_raise
-
-RaiseArgs:
-  # don't care for what kind of raise
-  Enabled: false
-
-PerlBackrefs:
-  # TODO: regular expression matching with $1, $2, etc.
-  Enabled: false
-
-BlockNesting:
-  # TODO: fix too much nesting
-  Max: 4
-
-Lambda:
-  # TODO: replace all lambda with -> or Proc
-  Enabled: false
-
-Blocks:
-  # allow multi-line blocks like expect { }
-  Enabled: false
-
-WordArray:
-  # %w vs. [ '', ... ]
-  Enabled: false
-
-CyclomaticComplexity:
-  Enabled: false
-
-HandleExceptions:
-  Enabled: false
-
-MultilineBlockChain:
-  Enabled: false
-
-FileName:
-  Enabled: false
-
-RegexpLiteral:
-  Enabled: false
+inherit_from: .rubocop_todo.yml

.rubocop_todo.yml

@@ -0,0 +1,61 @@
+# This configuration was generated by `rubocop --auto-gen-config`
+# on 2014-12-09 07:20:55 -0500 using RuboCop version 0.27.1.
+# The point is for the user to remove these configuration records
+# one by one as the offenses are removed from the code base.
+# Note that changes in the inspected code, or installation of new
+# versions of RuboCop, may require this file to be generated again.
+
+# Offense count: 3
+Lint/HandleExceptions:
+  Enabled: false
+
+# Offense count: 27
+Lint/Void:
+  Enabled: false
+
+# Offense count: 12
+Metrics/AbcSize:
+  Max: 51
+
+# Offense count: 4
+Metrics/CyclomaticComplexity:
+  Max: 10
+
+# Offense count: 181
+# Configuration parameters: AllowURI, URISchemes.
+Metrics/LineLength:
+  Max: 688
+
+# Offense count: 7
+# Configuration parameters: CountComments.
+Metrics/MethodLength:
+  Max: 32
+
+# Offense count: 4
+Metrics/PerceivedComplexity:
+  Max: 12
+
+# Offense count: 37
+Style/Documentation:
+  Enabled: false
+
+# Offense count: 6
+Style/EachWithObject:
+  Enabled: false
+
+# Offense count: 1
+# Configuration parameters: Exclude.
+Style/FileName:
+  Enabled: false
+
+# Offense count: 1
+Style/Lambda:
+  Enabled: false
+
+# Offense count: 3
+Style/MultilineBlockChain:
+  Enabled: false
+
+# Offense count: 2
+Style/RegexpLiteral:
+  MaxSlashes: 0

Rakefile

@@ -3,7 +3,7 @@ begin
   Bundler.setup(:default, :development)
 rescue Bundler::BundlerError => e
   $stderr.puts e.message
-  $stderr.puts "Run `bundle install` to install missing gems"
+  $stderr.puts 'Run `bundle install` to install missing gems'
   exit e.status_code
 end
 
@@ -13,7 +13,7 @@ require 'rspec/core'
 require 'rspec/core/rake_task'
 RSpec::Core::RakeTask.new(:spec) do |spec|
   spec.pattern = FileList['spec/**/*_spec.rb']
-  spec.rspec_opts = "--color --format progress"
+  spec.rspec_opts = '--color --format progress'
 end
 
 require 'rubocop/rake_task'

lib/mongoid-history.rb

@@ -6,6 +6,6 @@
 require 'mongoid/history/tracker'
 require 'mongoid/history/trackable'
 
-Mongoid::History.modifier_class_name = "User"
+Mongoid::History.modifier_class_name = 'User'
 Mongoid::History.trackable_class_options = {}
 Mongoid::History.current_user_method ||= :current_user

lib/mongoid/history.rb

@@ -1,6 +1,6 @@
 module Mongoid
   module History
-    GLOBAL_TRACK_HISTORY_FLAG = "mongoid_history_trackable_enabled"
+    GLOBAL_TRACK_HISTORY_FLAG = 'mongoid_history_trackable_enabled'
 
     mattr_accessor :tracker_class_name
     mattr_accessor :trackable_class_options

lib/mongoid/history/trackable.rb

@@ -120,11 +120,11 @@ def get_versions_criteria(options_or_version)
             if options[:from] && options[:to]
               lower = options[:from] >= options[:to] ? options[:to] : options[:from]
               upper = options[:from] <  options[:to] ? options[:to] : options[:from]
-              versions = history_tracks.where(:version.in => (lower .. upper).to_a)
+              versions = history_tracks.where(:version.in => (lower..upper).to_a)
             elsif options[:last]
               versions = history_tracks.limit(options[:last])
             else
-              raise "Invalid options, please specify (:from / :to) keys or :last key."
+              fail 'Invalid options, please specify (:from / :to) keys or :last key.'
             end
           else
             options_or_version = options_or_version.to_a if options_or_version.is_a?(Range)
@@ -308,7 +308,7 @@ def tracked_fields
         #
         # @return [ Array < String > ] the list of reserved database field names
         def reserved_tracked_fields
-          @reserved_tracked_fields ||= ["_id", history_trackable_options[:version_field].to_s, "#{history_trackable_options[:modifier_field]}_id"]
+          @reserved_tracked_fields ||= ['_id', history_trackable_options[:version_field].to_s, "#{history_trackable_options[:modifier_field]}_id"]
         end
 
         def history_trackable_options

lib/mongoid/history/tracker.rb

@@ -140,18 +140,18 @@ def tracked_edits
       #   { field_1: value, field_2: value }
       def affected
         target = action.to_sym == :destroy ? :from : :to
-        @affected ||= tracked_changes.inject(HashWithIndifferentAccess.new) { |h, (k, v)|
+        @affected ||= tracked_changes.inject(HashWithIndifferentAccess.new) do |h, (k, v)|
           h[k] = v[target]
           h
-        }
+        end
       end
 
       # Returns the class of the trackable, irrespective of whether the trackable object
       # has been destroyed.
       #
       # @return [ Class ] the class of the trackable
       def trackable_parent_class
-        association_chain.first["name"].constantize
+        association_chain.first['name'].constantize
       end
 
       private
@@ -166,18 +166,18 @@ def re_destroy
 
       def create_standalone
         restored = trackable_parent_class.new(localize_keys(original))
-        restored.id = original["_id"]
+        restored.id = original['_id']
         restored.save!
       end
 
       def create_on_parent
-        name = association_chain.last["name"]
+        name = association_chain.last['name']
         if trackable_parent.class.embeds_one?(name)
           trackable_parent.create_embedded(name, localize_keys(original))
         elsif trackable_parent.class.embeds_many?(name)
           trackable_parent.get_embedded(name).create!(localize_keys(original))
         else
-          raise "This should never happen. Please report bug!"
+          fail 'This should never happen. Please report bug!'
         end
       end
 
@@ -202,7 +202,7 @@ def traverse_association_chain
                 elsif doc.class.embeds_many?(name)
                   doc.get_embedded(name).unscoped.where(_id: node['id']).first
                 else
-                  raise "This should never happen. Please report bug."
+                  fail 'This should never happen. Please report bug.'
                 end
           documents << doc
           break if chain.empty?
@@ -211,7 +211,7 @@ def traverse_association_chain
       end
 
       def localize_keys(hash)
-        klass = association_chain.first["name"].constantize
+        klass = association_chain.first['name'].constantize
         klass.localized_fields.keys.each do |name|
           hash["#{name}_translations"] = hash.delete(name) if hash[name].present?
         end if klass.respond_to?(:localized_fields)

mongoid-history.gemspec

@@ -25,7 +25,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'rake'
   s.add_development_dependency 'rspec', '>= 3.0'
   s.add_development_dependency 'bundler'
-  s.add_development_dependency 'rubocop', '0.21.0'
+  s.add_development_dependency 'rubocop', '0.27.1'
   s.add_development_dependency 'yard'
   s.add_development_dependency 'gem-release'
   s.add_development_dependency 'coveralls'

spec/integration/embedded_in_polymorphic_spec.rb

@@ -78,13 +78,13 @@ class User
     end
   end
 
-  it "tracks history for nested embedded documents with polymorphic relations" do
+  it 'tracks history for nested embedded documents with polymorphic relations' do
     user = User.new
     user.save!
 
     real_state = user.real_states.build(name: 'rs_name')
     real_state.save!
-    real_state.build_address(address: "Main Street #123", city: "Highland Park", state: 'IL').save!
+    real_state.build_address(address: 'Main Street #123', city: 'Highland Park', state: 'IL').save!
     expect(real_state.history_tracks.count).to eq(2)
     expect(real_state.address.history_tracks.count).to eq(1)
 
@@ -102,7 +102,7 @@ class User
 
     company = user.companies.build(name: 'co_name')
     company.save!
-    company.build_address(address: "Main Street #456", city: "Evanston", state: 'IL').save!
+    company.build_address(address: 'Main Street #456', city: 'Evanston', state: 'IL').save!
     expect(company.history_tracks.count).to eq(2)
     expect(company.address.history_tracks.count).to eq(1)
 
@@ -112,7 +112,7 @@ class User
     expect(company.address.history_tracks.count).to eq(2)
     expect(company.history_tracks.last.action).to eq('update')
 
-    company.build_second_address(address: "Main Street #789", city: "Highland Park", state: 'IL').save!
+    company.build_second_address(address: 'Main Street #789', city: 'Highland Park', state: 'IL').save!
     expect(company.history_tracks.count).to eq(4)
     expect(company.second_address.history_tracks.count).to eq(1)
     expect(company.history_tracks.last.action).to eq('create')