Class: Falkor::Extract::Gem

Inherits:
Object
  • Object
show all
Defined in:
lib/falkor/extract/gem.rb

Instance Method Summary collapse

Constructor Details

#initialize(file_name) ⇒ Gem

Returns a new instance of Gem.



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# File 'lib/falkor/extract/gem.rb', line 6

def initialize(file_name)
  @file_name = file_name
end

Instance Method Details

#extract ⇒ Object 



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# File 'lib/falkor/extract/gem.rb', line 10

def extract
  ::Gem::Package::FileSource.new(file_name).with_read_io do |io|
    ::Gem::Package::TarReader.new(io).each do |entry|
      next if entry.full_name != "data.tar.gz"

      write_tar_file(entry.read)

      remove_file
      break # ignore further entries
    end
  end

  tar_file_name
end