Class: Facter::ClassDiscoverer

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/facter/framework/core/fact_loaders/class_discoverer.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ClassDiscoverer

Returns a new instance of ClassDiscoverer.



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# File 'lib/facter/framework/core/fact_loaders/class_discoverer.rb', line 7

def initialize
  @log = Log.new(self)
end

Instance Method Details

#discover_classes(operating_system) ⇒ Object 



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# File 'lib/facter/framework/core/fact_loaders/class_discoverer.rb', line 11

def discover_classes(operating_system)
  os_module_name = Module.const_get("Facts::#{operating_system}")

  # select only classes
  find_nested_classes(os_module_name, discovered_classes = [])
  discovered_classes
rescue NameError
  @log.debug("There is no module named #{operating_system}")
  []
end

#find_nested_classes(mod, discovered_classes) ⇒ Object 



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# File 'lib/facter/framework/core/fact_loaders/class_discoverer.rb', line 22

def find_nested_classes(mod, discovered_classes)
  mod.constants.each do |constant_name|
    if mod.const_get(constant_name).instance_of? Class
      discovered_classes << mod.const_get(constant_name)
    elsif mod.const_get(constant_name).instance_of? Module
      find_nested_classes(Module.const_get("#{mod.name}::#{constant_name}"), discovered_classes)
    end
  end
end