fix: add module doc comment to satisfy reek IrresponsibleModule

modules/libs/lib/facter/ceph_services.rb

@@ -4,39 +4,46 @@ require 'facter'
 
 # Detects active ceph service instances via systemctl and exposes facts
 # for use in ceph service management profiles.
-module Unkin::Ceph::Utils
-  TYPES = %w[mon mgr mds osd].freeze
+# rubocop:disable Style/ClassAndModuleChildren
+module Unkin
+  module Ceph
+    # Detects active ceph service instances via systemctl and exposes Facter facts.
+    module Utils
+      TYPES = %w[mon mgr mds osd].freeze
 
-  def self.services
-    output = Facter::Core::Execution.execute(
-      'systemctl list-units "ceph*" --no-legend --plain --all 2>/dev/null',
-      on_fail: ''
-    )
-    parse_units(output)
-  end
+      def self.services
+        output = Facter::Core::Execution.execute(
+          'systemctl list-units "ceph*" --no-legend --plain --all 2>/dev/null',
+          on_fail: ''
+        )
+        parse_units(output)
+      end
 
-  def self.parse_units(output)
-    result = TYPES.each_with_object({}) { |type, hash| hash[type] = [] }
-    output.each_line do |line|
-      unit = line.split.first
-      next unless unit
+      def self.parse_units(output)
+        result = TYPES.each_with_object({}) { |type, hash| hash[type] = [] }
+        output.each_line do |line|
+          unit = line.split.first
+          next unless unit
 
-      match_unit(result, unit)
+          match_unit(result, unit)
+        end
+        result
+      end
+
+      def self.match_unit(result, unit)
+        TYPES.each do |type|
+          match = unit.match(/\Aceph-#{type}@(.+)\.service\z/)
+          result[type] << "ceph-#{type}@#{match[1]}" if match
+        end
+      end
+
+      TYPES.each do |type|
+        define_singleton_method(:"#{type}?") { !services[type].empty? }
+      end
     end
-    result
-  end
-
-  def self.match_unit(result, unit)
-    TYPES.each do |type|
-      match = unit.match(/\Aceph-#{type}@(.+)\.service\z/)
-      result[type] << "ceph-#{type}@#{match[1]}" if match
-    end
-  end
-
-  TYPES.each do |type|
-    define_singleton_method(:"#{type}?") { !services[type].empty? }
   end
 end
+# rubocop:enable Style/ClassAndModuleChildren
 
 Facter.add('ceph_services') do
   setcode { Unkin::Ceph::Utils.services }