Prism::DotVisitor#visit_flip_flop_node

# File tmp/rubies/ruby-4.0.0/lib/prism/dot_visitor.rb, line 1752
    def visit_flip_flop_node(node)
      table = Table.new("FlipFlopNode")
      id = node_id(node)

      # flags
      table.field("flags", range_flags_inspect(node))

      # left
      unless (left = node.left).nil?
        table.field("left", port: true)
        digraph.edge("#{id}:left -> #{node_id(left)};")
      end

      # right
      unless (right = node.right).nil?
        table.field("right", port: true)
        digraph.edge("#{id}:right -> #{node_id(right)};")
      end

      # operator_loc
      table.field("operator_loc", location_inspect(node.operator_loc))

      digraph.nodes << <<~DOT
        #{id} [
          label=<#{table.to_dot.gsub(/\n/, "\n  ")}>
        ];
      DOT

      super
    end