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require 'digest/sha1'

module Git 
  module Raw 
    module Internal
      OBJ_NONE = 0
      OBJ_COMMIT = 1
      OBJ_TREE = 2
      OBJ_BLOB = 3
      OBJ_TAG = 4

      OBJ_TYPES = [nil, :commit, :tree, :blob, :tag].freeze

      class RawObject
        attr_accessor :type, :content
        def initialize(type, content)
          @type = type
          @content = content
        end

        def sha1
          Digest::SHA1.digest("%s %d\0" % [@type, @content.length] + @content)
        end
      end
    end 
  end
end