rubocop: Fix Style cops

.rubocop.yml

@@ -4,9 +4,6 @@ inherit_from: .rubocop_todo.yml
 inherit_gem:
   voxpupuli-rubocop: rubocop.yml
 
-Style:
-  Enabled: false
-
 Layout:
   Enabled: false
 

.rubocop_todo.yml

@@ -1,6 +1,6 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2024-06-09 13:09:14 UTC using RuboCop version 1.63.5.
+# on 2024-06-09 17:48:43 UTC using RuboCop version 1.63.5.
 # 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
@@ -52,7 +52,7 @@ RSpec/MessageSpies:
 RSpec/MultipleExpectations:
   Max: 2
 
-# Offense count: 49
+# Offense count: 40
 # Configuration parameters: EnforcedStyle, IgnoreSharedExamples.
 # SupportedStyles: always, named_only
 RSpec/NamedSubject:
@@ -74,3 +74,60 @@ RSpec/StubbedMock:
 Rake/Desc:
   Exclude:
     - 'Rakefile'
+
+# Offense count: 6
+# This cop supports unsafe autocorrection (--autocorrect-all).
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: always, always_true, never
+Style/FrozenStringLiteralComment:
+  Exclude:
+    - 'Gemfile'
+    - 'Rakefile'
+    - 'lib/rspec-puppet-facts.rb'
+    - 'lib/rspec-puppet-facts/version.rb'
+    - 'spec/rspec_puppet_facts_spec.rb'
+    - 'spec/spec_helper.rb'
+
+# Offense count: 1
+Style/MixinUsage:
+  Exclude:
+    - 'spec/spec_helper.rb'
+
+# Offense count: 3
+# This cop supports unsafe autocorrection (--autocorrect-all).
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: literals, strict
+Style/MutableConstant:
+  Exclude:
+    - 'lib/rspec-puppet-facts.rb'
+    - 'lib/rspec-puppet-facts/version.rb'
+    - 'spec/rspec_puppet_facts_spec.rb'
+
+# Offense count: 1
+# This cop supports unsafe autocorrection (--autocorrect-all).
+# Configuration parameters: Methods.
+Style/RedundantArgument:
+  Exclude:
+    - 'lib/rspec-puppet-facts.rb'
+
+# Offense count: 1
+# This cop supports unsafe autocorrection (--autocorrect-all).
+Style/RedundantSort:
+  Exclude:
+    - 'lib/rspec-puppet-facts.rb'
+
+# Offense count: 2
+# This cop supports unsafe autocorrection (--autocorrect-all).
+# Configuration parameters: ConvertCodeThatCanStartToReturnNil, AllowedMethods, MaxChainLength.
+# AllowedMethods: present?, blank?, presence, try, try!
+Style/SafeNavigation:
+  Exclude:
+    - 'lib/rspec-puppet-facts.rb'
+
+# Offense count: 2
+# This cop supports unsafe autocorrection (--autocorrect-all).
+# Configuration parameters: RequireEnglish, EnforcedStyle.
+# SupportedStyles: use_perl_names, use_english_names, use_builtin_english_names
+Style/SpecialGlobalVars:
+  Exclude:
+    - 'lib/rspec-puppet-facts.rb'

Gemfile

@@ -2,14 +2,14 @@ source ENV['GEM_SOURCE'] || 'https://rubygems.org'
 
 gemspec
 
-gem 'facter', ENV['FACTER_GEM_VERSION'], :require => false
+gem 'facter', ENV.fetch('FACTER_GEM_VERSION', nil), require: false
 
 group :release do
   gem 'faraday-retry', '~> 2.1', require: false
   gem 'github_changelog_generator', '~> 1.16.4', require: false
 end
 
 group :coverage, optional: ENV['COVERAGE']!='yes' do
-  gem 'codecov', :require => false
-  gem 'simplecov-console', :require => false
+  gem 'codecov', require: false
+  gem 'simplecov-console', require: false
 end

Rakefile

@@ -40,8 +40,8 @@ namespace :puppet_versions do
 
     output = `git status --porcelain #{PUPPET_VERSIONS_PATH}`
     unless output.strip.empty?
-      $stderr.puts "#{PUPPET_VERSIONS_PATH} is out of date."
-      $stderr.puts 'Run the puppet_versions:update task to update it and commit the changes.'
+      warn "#{PUPPET_VERSIONS_PATH} is out of date."
+      warn 'Run the puppet_versions:update task to update it and commit the changes.'
       raise
     end
   end
@@ -54,7 +54,7 @@ rescue LoadError
 else
   require 'rubygems'
   GitHubChangelogGenerator::RakeTask.new :changelog do |config|
-    config.exclude_labels = %w{duplicate question invalid wontfix wont-fix skip-changelog github_actions}
+    config.exclude_labels = %w[duplicate question invalid wontfix wont-fix skip-changelog github_actions]
     config.user = 'voxpupuli'
     config.project = 'rspec-puppet-facts'
     gem_version = Gem::Specification.load("#{config.project}.gemspec").version

lib/rspec-puppet-facts.rb

@@ -90,7 +90,7 @@ def on_supported_os_implementation(opts = {})
               os_release_filter = "\"#{operatingsystemmajrelease}\""
             when /Amazon/i
               # Tighten the regex for Amazon Linux 2 so that we don't pick up Amazon Linux 2016 or 2017 facts
-              os_release_filter = "/^2$/" if operatingsystemmajrelease == '2'
+              os_release_filter = '/^2$/' if operatingsystemmajrelease == '2'
             end
 
             filter << {
@@ -110,9 +110,9 @@ def on_supported_os_implementation(opts = {})
       end
     end
 
-    strict_requirement = RspecPuppetFacts::facter_version_to_strict_requirement(facterversion)
+    strict_requirement = RspecPuppetFacts.facter_version_to_strict_requirement(facterversion)
 
-    loose_requirement = RspecPuppetFacts::facter_version_to_loose_requirement(facterversion)
+    loose_requirement = RspecPuppetFacts.facter_version_to_loose_requirement(facterversion)
     received_facts = []
 
     # FacterDB may have newer versions of facter data for which it contains a subset of all possible
@@ -127,9 +127,7 @@ def on_supported_os_implementation(opts = {})
         version, facts = versions.select { |v, _f| loose_requirement =~ v }.max_by { |v, _f| v } if loose_requirement
         next unless version
 
-        if RspecPuppetFacts.spec_facts_strict?
-          raise ArgumentError, "No facts were found in the FacterDB for Facter v#{facterversion} on #{filter_spec}, aborting"
-        end
+        raise ArgumentError, "No facts were found in the FacterDB for Facter v#{facterversion} on #{filter_spec}, aborting" if RspecPuppetFacts.spec_facts_strict?
 
         RspecPuppetFacts.warning "No facts were found in the FacterDB for Facter v#{facterversion} on #{filter_spec}, using v#{version} instead"
       end
@@ -193,7 +191,7 @@ def add_custom_fact(name, value, options = {})
   def self.register_custom_fact(name, value, options)
     @custom_facts ||= {}
     name = RSpec.configuration.facterdb_string_keys ? name.to_s : name.to_sym
-    @custom_facts[name] = {:options => options, :value => value}
+    @custom_facts[name] = {options: options, value: value}
   end
 
   # Adds any custom facts according to the rules defined for the operating
@@ -235,7 +233,7 @@ def self.custom_facts
   # @return [nil,String]
   # @api private
   def self.spec_facts_os_filter
-    ENV['SPEC_FACTS_OS']
+    ENV.fetch('SPEC_FACTS_OS', nil)
   end
 
   # If SPEC_FACTS_STRICT is set to `yes`, RspecPuppetFacts will error on missing FacterDB entries, instead of warning & skipping the tests, or using an older facter version.
@@ -252,16 +250,14 @@ def self.spec_facts_strict?
   def self.common_facts
     return @common_facts if @common_facts
     @common_facts = {
-      :puppetversion => Puppet.version,
-      :rubysitedir   => RbConfig::CONFIG['sitelibdir'],
-      :rubyversion   => RUBY_VERSION,
+      puppetversion: Puppet.version,
+      rubysitedir: RbConfig::CONFIG['sitelibdir'],
+      rubyversion: RUBY_VERSION,
     }
 
     @common_facts[:mco_version] = MCollective::VERSION if mcollective?
 
-    if augeas?
-      @common_facts[:augeasversion] = Augeas.open(nil, nil, Augeas::NO_MODL_AUTOLOAD).get('/augeas/version')
-    end
+    @common_facts[:augeasversion] = Augeas.open(nil, nil, Augeas::NO_MODL_AUTOLOAD).get('/augeas/version') if augeas?
     @common_facts = stringify_keys(@common_facts) if RSpec.configuration.facterdb_string_keys
 
     @common_facts
@@ -298,9 +294,7 @@ def self.mcollective?
   # @return [Array<Hash>]
   # @api private
   def self.meta_supported_os
-    unless metadata['operatingsystem_support'].is_a? Array
-      fail StandardError, 'Unknown operatingsystem support in the metadata file!'
-    end
+    raise StandardError, 'Unknown operatingsystem support in the metadata file!' unless metadata['operatingsystem_support'].is_a? Array
     metadata['operatingsystem_support']
   end
 
@@ -311,9 +305,7 @@ def self.meta_supported_os
   # @api private
   def self.metadata
     return @metadata if @metadata
-    unless File.file? metadata_file
-      fail StandardError, "Can't find metadata.json... dunno why"
-    end
+    raise StandardError, "Can't find metadata.json... dunno why" unless File.file? metadata_file
     content = File.read metadata_file
     @metadata = JSON.parse content
   end
@@ -329,7 +321,7 @@ def self.metadata_file
   # @param message [String]
   # @api private
   def self.warning(message)
-    STDERR.puts message
+    warn message
   end
 
   # Reset the memoization
@@ -379,9 +371,6 @@ def self.facter_version_to_loose_requirement_string(version)
     elsif /\A[0-9]+\Z/.match?(version)
       # Interpret 3 as < 4
       "< #{version.to_i + 1}"
-    else
-      # This would be the same as the strict requirement
-      nil
     end
   end
 
@@ -397,13 +386,13 @@ def self.facter_version_for_puppet_version(puppet_version)
     fd = File.open(json_path, 'rb:UTF-8')
     data = JSON.parse(fd.read)
 
-    version_map = data.map { |_, versions|
+    version_map = data.map do |_, versions|
       if versions['puppet'].nil? || versions['facter'].nil?
         nil
       else
         [Gem::Version.new(versions['puppet']), versions['facter']]
       end
-    }.compact
+    end.compact
 
     puppet_gem_version = Gem::Version.new(puppet_version)
     applicable_versions = version_map.select { |p, _| puppet_gem_version >= p }