Prism::DotVisitor#visit_keyword_hash_node

# File tmp/rubies/ruby-4.0.0/lib/prism/dot_visitor.rb, line 2821
    def visit_keyword_hash_node(node)
      table = Table.new("KeywordHashNode")
      id = node_id(node)

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

      # elements
      if node.elements.any?
        table.field("elements", port: true)

        waypoint = "#{id}_elements"
        digraph.waypoint("#{waypoint};")

        digraph.edge("#{id}:elements -> #{waypoint};")
        node.elements.each { |child| digraph.edge("#{waypoint} -> #{node_id(child)};") }
      else
        table.field("elements", "[]")
      end

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

      super
    end