Prism::DotVisitor#visit_defined_node

# File tmp/rubies/ruby-4.0.0/lib/prism/dot_visitor.rb, line 1555
    def visit_defined_node(node)
      table = Table.new("DefinedNode")
      id = node_id(node)

      # lparen_loc
      unless (lparen_loc = node.lparen_loc).nil?
        table.field("lparen_loc", location_inspect(lparen_loc))
      end

      # value
      table.field("value", port: true)
      digraph.edge("#{id}:value -> #{node_id(node.value)};")

      # rparen_loc
      unless (rparen_loc = node.rparen_loc).nil?
        table.field("rparen_loc", location_inspect(rparen_loc))
      end

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

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

      super
    end