Class: PackerFiles::Finder

Inherits:
Object
  • Object
show all
Defined in:
lib/PackerFiles/OS/Finder.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Finder

Dummy constructor



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# File 'lib/PackerFiles/OS/Finder.rb', line 10

def initialize
end

Instance Method Details

#class_name(os_name, version = nil) ⇒ Object

Return the correct class name that matches the given OS name and Version

Raises:

  • (NotImplementedError) 


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# File 'lib/PackerFiles/OS/Finder.rb', line 15

def class_name(os_name, version=nil)
	generic  = []
	specific = []
	load_file_list(os_name)
	class_list(os_name).each do |cl|
 if !cl.respond_to? :versions
    next
        elsif cl.name.gsub('PackerFiles::','') != os_name
    next 
        elsif cl.versions.empty?
    generic.push(cl)
 else
    specific.push(cl) if cl.versions.index(version)
 end
	end
	return specific.first if !specific.empty?
	return generic.first  if !generic.empty?
    raise NotImplementedError.new(os_name)
end

#class_names ⇒ Object

Return the list of OSes that can be found by the finder.



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# File 'lib/PackerFiles/OS/Finder.rb', line 36

def class_names

   # Get list of directories under OS folder. We can find
   # files to load from this location.
   classes = PackerFiles.DirPath("OS/*/").map {|dir|
      Dir.glob(File.join(dir, '*.rb')) { |filename|
  load(filename)
	  }
      begin 
  class_list(File.basename(dir))
      rescue NotImplementedError
  nil
      end
   }
   classes.flatten.keep_if {|cl| cl.respond_to? :versions}
end