rubocop fixes

.rubocop.yml

@@ -0,0 +1,77 @@
+AllCops:
+  NewCops: enable
+  SuggestExtensions: false
+  TargetRubyVersion: 3.3
+
+Gemspec/DevelopmentDependencies:
+  Enabled: false
+Layout/HashAlignment:
+  Enabled: false
+Layout/LineLength:
+  Enabled: false
+Layout/SpaceInsideHashLiteralBraces:
+  EnforcedStyle: no_space
+Layout/SpaceAroundOperators:
+    EnforcedStyleForExponentOperator: space
+
+Metrics/AbcSize:
+  Enabled: false
+Metrics/BlockLength:
+  Enabled: false
+Metrics/ClassLength:
+  Enabled: false
+Metrics/CyclomaticComplexity:
+  Enabled: false
+Metrics/MethodLength:
+  Enabled: false
+Metrics/ModuleLength:
+  Enabled: false
+Metrics/PerceivedComplexity:
+  Enabled: false
+
+Naming/PredicateName:
+  Enabled: false
+Naming/VariableNumber:
+  Enabled: false
+
+Style/Documentation:
+  Enabled: false
+Style/ExpandPathArguments:
+  Enabled: false
+Style/GuardClause:
+  Enabled: false
+Style/HashSyntax:
+  Enabled: false
+Style/IfUnlessModifier:
+  Enabled: false
+Style/Lambda:
+  Enabled: false
+Style/MultilineIfModifier:
+  Enabled: false
+Style/NegatedIf:
+  Enabled: false
+Style/Next:
+  Enabled: false
+Style/NumericPredicate:
+  Enabled: false
+Style/ParallelAssignment:
+  Enabled: false
+Style/PercentLiteralDelimiters:
+  Enabled: false
+Style/StringLiterals:
+  Enabled: false
+Style/StringLiteralsInInterpolation:
+  Enabled: false
+Style/SymbolArray:
+  Enabled: false
+
+# specs
+
+Layout/ExtraSpacing:
+  Exclude: [ "test/**/*" ]
+Style/TrailingUnderscoreVariable:
+  Exclude: [ "test/**/*" ]
+Layout/SpaceBeforeFirstArg:
+  Exclude: [ "test/**/*" ]
+Layout/SpaceAroundOperators:
+  Exclude: [ "test/**/*" ]

Appraisals

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # on a mac using:
 # bundle config --global build.mysql2 "--with-mysql-dir=$(brew --prefix mysql)"
 

Gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 source 'https://rubygems.org'
 
 gemspec

Rakefile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'bundler/setup'
 require 'bundler/gem_tasks'
 require 'rake/testtask'

ancestry.gemspec

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 lib = File.expand_path('../lib/', __FILE__)
-$:.unshift lib unless $:.include?(lib)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'ancestry/version'
 
 Gem::Specification.new do |s|
@@ -22,6 +24,7 @@ EOF
     "changelog_uri" => "https://github.com/stefankroes/ancestry/blob/master/CHANGELOG.md",
     "source_code_uri" => "https://github.com/stefankroes/ancestry/",
     "bug_tracker_uri" => "https://github.com/stefankroes/ancestry/issues",
+    "rubygems_mfa_required" => "true"
   }
   s.version = Ancestry::VERSION
 
@@ -30,19 +33,19 @@ EOF
   s.homepage = 'https://github.com/stefankroes/ancestry'
   s.license  = 'MIT'
 
-  s.files = Dir[ 
+  s.files = Dir[
     "{lib}/**/*",
     'CHANGELOG.md',
     'MIT-LICENSE',
     'README.md'
   ]
   s.require_paths = ["lib"]
-  
-  s.required_ruby_version     = '>= 2.5'
+
+  s.required_ruby_version = '>= 2.5'
   s.add_runtime_dependency 'activerecord', '>= 5.2.6'
   s.add_development_dependency 'appraisal'
   s.add_development_dependency 'minitest'
-  s.add_development_dependency 'rake',      '~> 13.0'
+  s.add_development_dependency 'rake', '~> 13.0'
   s.add_development_dependency 'simplecov'
   s.add_development_dependency 'yard'
 end

gemfiles/gemfile_52.gemfile

@@ -1,4 +1,5 @@
 # This file was generated by Appraisal
+# frozen_string_literal: true
 
 source "https://rubygems.org"
 

gemfiles/gemfile_60.gemfile

@@ -1,4 +1,5 @@
 # This file was generated by Appraisal
+# frozen_string_literal: true
 
 source "https://rubygems.org"
 

gemfiles/gemfile_61.gemfile

@@ -1,4 +1,5 @@
 # This file was generated by Appraisal
+# frozen_string_literal: true
 
 source "https://rubygems.org"
 

gemfiles/gemfile_70.gemfile

@@ -1,4 +1,5 @@
 # This file was generated by Appraisal
+# frozen_string_literal: true
 
 source "https://rubygems.org"
 

gemfiles/gemfile_71.gemfile

@@ -1,4 +1,5 @@
 # This file was generated by Appraisal
+# frozen_string_literal: true
 
 source "https://rubygems.org"
 

gemfiles/gemfile_72.gemfile

@@ -1,4 +1,5 @@
 # This file was generated by Appraisal
+# frozen_string_literal: true
 
 source "https://rubygems.org"
 

lib/ancestry.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative 'ancestry/version'
 require_relative 'ancestry/class_methods'
 require_relative 'ancestry/instance_methods'
@@ -8,7 +10,7 @@
 require_relative 'ancestry/materialized_path_pg'
 
 I18n.load_path += Dir[File.join(File.expand_path(File.dirname(__FILE__)),
-                                 'ancestry', 'locales', '*.{rb,yml}').to_s]
+                                'ancestry', 'locales', '*.{rb,yml}').to_s]
 
 module Ancestry
   @@default_update_strategy = :ruby

lib/ancestry/class_methods.rb

@@ -1,7 +1,9 @@
+# frozen_string_literal: true
+
 module Ancestry
   module ClassMethods
     # Fetch tree node if necessary
-    def to_node object
+    def to_node(object)
       if object.is_a?(ancestry_base_class)
         object
       else
@@ -10,13 +12,13 @@ def to_node object
     end
 
     # Scope on relative depth options
-    def scope_depth depth_options, depth
+    def scope_depth(depth_options, depth)
       depth_options.inject(ancestry_base_class) do |scope, option|
         scope_name, relative_depth = option
         if [:before_depth, :to_depth, :at_depth, :from_depth, :after_depth].include? scope_name
           scope.send scope_name, depth + relative_depth
         else
-          raise Ancestry::AncestryException.new(I18n.t("ancestry.unknown_depth_option", scope_name: scope_name))
+          raise Ancestry::AncestryException, I18n.t("ancestry.unknown_depth_option", scope_name: scope_name)
         end
       end
     end
@@ -27,11 +29,11 @@ def scope_depth depth_options, depth
     # To order your hashes pass the order to the arrange method instead of to the scope
 
     # Get all nodes and sort them into an empty hash
-    def arrange options = {}
+    def arrange(options = {})
       if (order = options.delete(:order))
-        arrange_nodes ancestry_base_class.order(order).where(options)
+        arrange_nodes(ancestry_base_class.order(order).where(options))
       else
-        arrange_nodes ancestry_base_class.where(options)
+        arrange_nodes(ancestry_base_class.where(options))
       end
     end
 
@@ -63,10 +65,10 @@ def flatten_arranged_nodes(arranged, nodes = [])
       nodes
     end
 
-     # Arrangement to nested array for serialization
-     # You can also supply your own serialization logic using blocks
-     # also allows you to pass the order just as you can pass it to the arrange method
-    def arrange_serializable options={}, nodes=nil, &block
+    # Arrangement to nested array for serialization
+    # You can also supply your own serialization logic using blocks
+    # also allows you to pass the order just as you can pass it to the arrange method
+    def arrange_serializable(options = {}, nodes = nil, &block)
       nodes = arrange(options) if nodes.nil?
       nodes.map do |parent, children|
         if block_given?
@@ -78,13 +80,13 @@ def arrange_serializable options={}, nodes=nil, &block
     end
 
     def tree_view(column, data = nil)
-      data = arrange unless data
+      data ||= arrange
       data.each do |parent, children|
         if parent.depth == 0
           puts parent[column]
         else
           num = parent.depth - 1
-          indent = "   "*num
+          indent = "   " * num
           puts " #{"|" if parent.depth > 1}#{indent}|_ #{parent[column]}"
         end
         tree_view(column, children) if children
@@ -93,7 +95,7 @@ def tree_view(column, data = nil)
 
     # Pseudo-preordered array of nodes.  Children will always follow parents,
     # This is deterministic unless the parents are missing *and* a sort block is specified
-    def sort_by_ancestry(nodes, &block)
+    def sort_by_ancestry(nodes)
       arranged = nodes if nodes.is_a?(Hash)
 
       unless arranged
@@ -113,48 +115,43 @@ def sort_by_ancestry(nodes, &block)
     # compromised tree integrity is unlikely without explicitly setting cyclic parents or invalid ancestry and circumventing validation
     # just in case, raise an AncestryIntegrityException if issues are detected
     # specify :report => :list to return an array of exceptions or :report => :echo to echo any error messages
-    def check_ancestry_integrity! options = {}
+    def check_ancestry_integrity!(options = {})
       parents = {}
       exceptions = [] if options[:report] == :list
 
       unscoped_where do |scope|
         # For each node ...
         scope.find_each do |node|
-          begin
-            # ... check validity of ancestry column
-            if !node.sane_ancestor_ids?
-              raise Ancestry::AncestryIntegrityException.new(I18n.t("ancestry.invalid_ancestry_column",
-                                                                    :node_id => node.id,
-                                                                    :ancestry_column => "#{node.read_attribute node.class.ancestry_column}"
-                                                                    ))
-            end
-            # ... check that all ancestors exist
-            node.ancestor_ids.each do |ancestor_id|
-              unless exists? ancestor_id
-                raise Ancestry::AncestryIntegrityException.new(I18n.t("ancestry.reference_nonexistent_node",
-                                                                      :node_id => node.id,
-                                                                      :ancestor_id => ancestor_id
-                                                                      ))
-              end
-            end
-            # ... check that all node parents are consistent with values observed earlier
-            node.path_ids.zip([nil] + node.path_ids).each do |node_id, parent_id|
-              parents[node_id] = parent_id unless parents.has_key? node_id
-              unless parents[node_id] == parent_id
-                raise Ancestry::AncestryIntegrityException.new(I18n.t("ancestry.conflicting_parent_id",
-                                                                      :node_id => node_id,
-                                                                      :parent_id => parent_id || 'nil',
-                                                                      :expected => parents[node_id] || 'nil'
-                                                                      ))
-              end
+          # ... check validity of ancestry column
+          if !node.sane_ancestor_ids?
+            raise Ancestry::AncestryIntegrityException, I18n.t("ancestry.invalid_ancestry_column",
+                                                               :node_id => node.id,
+                                                               :ancestry_column => node.read_attribute(node.class.ancestry_column))
+          end
+          # ... check that all ancestors exist
+          node.ancestor_ids.each do |ancestor_id|
+            unless exists?(ancestor_id)
+              raise Ancestry::AncestryIntegrityException, I18n.t("ancestry.reference_nonexistent_node",
+                                                                 :node_id => node.id,
+                                                                 :ancestor_id => ancestor_id)
             end
-          rescue Ancestry::AncestryIntegrityException => integrity_exception
-            case options[:report]
-              when :list then exceptions << integrity_exception
-              when :echo then puts integrity_exception
-              else raise integrity_exception
+          end
+          # ... check that all node parents are consistent with values observed earlier
+          node.path_ids.zip([nil] + node.path_ids).each do |node_id, parent_id|
+            parents[node_id] = parent_id unless parents.key?(node_id)
+            unless parents[node_id] == parent_id
+              raise Ancestry::AncestryIntegrityException, I18n.t("ancestry.conflicting_parent_id",
+                                                                 :node_id => node_id,
+                                                                 :parent_id => parent_id || 'nil',
+                                                                 :expected => parents[node_id] || 'nil')
             end
           end
+        rescue Ancestry::AncestryIntegrityException => e
+          case options[:report]
+          when :list then exceptions << e
+          when :echo then puts e
+          else raise e
+          end
         end
       end
       exceptions if options[:report] == :list
@@ -201,7 +198,7 @@ def restore_ancestry_integrity!
     end
 
     # Build ancestry from parent ids for migration purposes
-    def build_ancestry_from_parent_ids! column=:parent_id, parent_id = nil, ancestor_ids = []
+    def build_ancestry_from_parent_ids!(column = :parent_id, parent_id = nil, ancestor_ids = [])
       unscoped_where do |scope|
         scope.where(column => parent_id).find_each do |node|
           node.without_ancestry_callbacks do
@@ -214,7 +211,7 @@ def build_ancestry_from_parent_ids! column=:parent_id, parent_id = nil, ancestor
 
     # Rebuild depth cache if it got corrupted or if depth caching was just turned on
     def rebuild_depth_cache!
-      raise Ancestry::AncestryException.new(I18n.t("ancestry.cannot_rebuild_depth_cache")) unless respond_to? :depth_cache_column
+      raise(Ancestry::AncestryException, I18n.t("ancestry.cannot_rebuild_depth_cache")) unless respond_to?(:depth_cache_column)
 
       ancestry_base_class.transaction do
         unscoped_where do |scope|
@@ -232,7 +229,7 @@ def rebuild_depth_cache_sql!
     end
 
     def rebuild_counter_cache!
-     if %w(mysql mysql2).include?(connection.adapter_name.downcase)
+      if %w(mysql mysql2).include?(connection.adapter_name.downcase)
         connection.execute %{
           UPDATE #{table_name} AS dest
           LEFT JOIN (

lib/ancestry/exceptions.rb

@@ -1,7 +1,9 @@
+# frozen_string_literal: true
+
 module Ancestry
   class AncestryException < RuntimeError
   end
 
   class AncestryIntegrityException < AncestryException
   end
-end
+end