# File lib/treetop/compiler/node_classes/parsing_expression.rb, line 93
      def var_initialization
        left, right = [], []
        var_symbols.each do |symbol|
          if init_value(symbol)
            left << var(symbol)
            right << init_value(symbol)
          end
        end
        if left.empty?
          ""
        else
          left.join(', ') + ' = ' + right.join(', ')
        end
      end