def call(digest_length = HASH_LENGTH)
      @digest_length = digest_length
      return_hash(
        Stage::Final.new(
          Stage::Compression.new(
            Stage::Initial.new(self)
          )
        ).call
      )
    end
def call(digest_length = HASH_LENGTH)
      @digest_length = digest_length
      return_hash(
        Stage::Final.new(
          Stage::Compression.new(
            Stage::Initial.new(self)
          )
        ).call
      )
    end
Create digest of {#message}. Default equal to 512.

 @example
   Stribog::CreateHash.new('ruby').call(256)
   Stribog::CreateHash.new('ruby').call(512)
 @author WildDima