Class: Ledmon::Monster::Packer

Inherits:
Object
  • Object
show all
Defined in:
lib/ledmon/monster/packer.rb

Defined Under Namespace

Classes: FileTooLargeError, PackTooLargeError

Constant Summary collapse

MAX_FILE_SIZE = 
100.kilobytes
MAX_PACK_SIZE = 
10.megabytes

Instance Method Summary collapse

Constructor Details

#initialize(path:) ⇒ Packer

Returns a new instance of Packer.



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# File 'lib/ledmon/monster/packer.rb', line 16

def initialize(path:)
  @path = path
  @current_pack_size = 0
end

Instance Method Details

#pack! ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/ledmon/monster/packer.rb', line 21

def pack!
  raise ArgumentError, "Block required" unless block_given?

  Tempfile.create(%w[ledmon_pack .tar.gz]) do |tempfile|
    tempfile.binmode

    Zlib::GzipWriter.wrap(tempfile) do |gz|
      Gem::Package::TarWriter.new(gz) do |tar|
        pack_directory(tar, @path)
      end
    end

    yield tempfile.path
  end
end