rubocop: various small cleanups part 1

.rubocop_todo.yml

@@ -1,6 +1,6 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2022-06-10 12:36:35 UTC using RuboCop version 1.22.3.
+# on 2022-06-10 12:48:42 UTC using RuboCop version 1.22.3.
 # 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
@@ -264,48 +264,10 @@ Style/RegexpLiteral:
     - 'lib/puppet/face/catalog/pull.rb'
     - 'spec/unit/puppet/catalog_diff/comparer_spec.rb'
 
-# Offense count: 1
-# Cop supports --auto-correct.
-# Configuration parameters: Methods.
-# Methods: {"reduce"=>["acc", "elem"]}, {"inject"=>["acc", "elem"]}
-Style/SingleLineBlockParams:
-  Exclude:
-    - 'lib/puppet/face/catalog/diff.rb'
-
 # Offense count: 2
 # Cop supports --auto-correct.
 # Configuration parameters: Mode.
 Style/StringConcatenation:
   Exclude:
     - 'lib/puppet/catalog-diff/formater.rb'
     - 'spec/unit/puppet/catalog_diff/comparer_spec.rb'
-
-# Offense count: 1
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle, ConsistentQuotesInMultiline.
-# SupportedStyles: single_quotes, double_quotes
-Style/StringLiterals:
-  Exclude:
-    - 'spec/unit/puppet/catalog_diff/comparer_spec.rb'
-
-# Offense count: 2
-# Cop supports --auto-correct.
-# Configuration parameters: MinSize.
-# SupportedStyles: percent, brackets
-Style/SymbolArray:
-  EnforcedStyle: brackets
-
-# Offense count: 1
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle, AllowSafeAssignment.
-# SupportedStyles: require_parentheses, require_no_parentheses, require_parentheses_when_complex
-Style/TernaryParentheses:
-  Exclude:
-    - 'lib/puppet/catalog-diff/searchfacts.rb'
-
-# Offense count: 2
-# Cop supports --auto-correct.
-# Configuration parameters: MinSize, WordRegex.
-# SupportedStyles: percent, brackets
-Style/WordArray:
-  EnforcedStyle: brackets

lib/puppet/catalog-diff/comparer.rb

@@ -91,7 +91,7 @@ def filter_parameters!(params, blacklist)
     # sort require/before/notify/subscribe before comparison
     def sort_dependencies!(params)
       params.each do |x|
-        next unless [:require, :before, :notify, :subscribe].include?(x[0])
+        next unless %i[require before notify subscribe].include?(x[0])
 
         if x[1].class == Array
           x[1].sort!

lib/puppet/catalog-diff/searchfacts.rb

@@ -13,7 +13,7 @@ def find_nodes(options = {})
       # Pull all nodes from PuppetDB
       old_env = options[:old_server].split('/')[1]
       Puppet.debug('Using PuppetDB to find active nodes')
-      filter_env = (options[:filter_old_env]) ? old_env : nil
+      filter_env = options[:filter_old_env] ? old_env : nil
       active_nodes = find_nodes_puppetdb(filter_env, options[:puppetdb])
       if active_nodes.empty?
         raise 'No active nodes were returned from your fact search'
@@ -23,7 +23,7 @@ def find_nodes(options = {})
     end
 
     def build_query(env, version)
-      base_query = ['and', ['=', ['node', 'active'], true]]
+      base_query = ['and', ['=', %w[node active], true]]
       query_field_catalog_environment = Puppet::Util::Package.versioncmp(version, '3') >= 0 ? 'catalog_environment' : 'catalog-environment'
       base_query.concat([['=', query_field_catalog_environment, env]]) if env
       real_facts = @facts.reject { |_k, v| v.nil? }

lib/puppet/face/catalog/diff.rb

@@ -217,7 +217,7 @@
         Hash[node => summary[:node_differences]]
       end
       total_nodes = nodes.size
-      nodes[:total_percentage]   = (nodes.map { |_node, summary| summary.is_a?(Hash) && summary[:node_percentage] || nil }.compact.reduce { |sum, x| sum.to_f + x } / total_nodes)
+      nodes[:total_percentage]   = (nodes.map { |_node, summary| summary.is_a?(Hash) && summary[:node_percentage] || nil }.compact.reduce { |acc, elem| acc.to_f + elem } / total_nodes)
       nodes[:with_changes]       = with_changes.size
       nodes[:most_changed]       = most_changed.reverse.take((options.key?(:changed_depth) && options[:changed_depth].to_i || 10))
       nodes[:most_differences]   = most_differences.reverse.take((options.key?(:changed_depth) && options[:changed_depth].to_i || 10))
@@ -232,7 +232,7 @@
 
       format = Puppet::CatalogDiff::Formater.new
       nodes.map do |node, summary|
-        next if [:total_percentage, :total_nodes, :most_changed, :with_changes, :most_differences, :pull_output, :date, :all_changed_nodes].include?(node)
+        next if %i[total_percentage total_nodes most_changed with_changes most_differences pull_output date all_changed_nodes].include?(node)
 
         format.node_summary_header(node, summary, :node_percentage) + summary.map do |header, value|
           next if value.nil?

spec/unit/puppet/catalog_diff/comparer_spec.rb

@@ -60,7 +60,7 @@
 
   describe 'extract_titles' do
     it 'returns resource ids' do
-      extract_titles(resources1).should eq(['foo', 'bar'])
+      extract_titles(resources1).should eq(%w[foo bar])
     end
   end
 
@@ -93,7 +93,7 @@
 
       ruby_default_replacement_string_for_invalid_characters = '�'
       expect(diffs[:string_diffs]['file.foo'][3]).to \
-        eq("-\t     content => \"" + ruby_default_replacement_string_for_invalid_characters + "\"")
+        eq("-\t     content => \"" + ruby_default_replacement_string_for_invalid_characters + '"')
     end
 
     it 'returns a diff without path parameter' do