Prism::DotVisitor#visit_case_node

# File tmp/rubies/ruby-4.0.0/lib/prism/dot_visitor.rb, line 943
    def visit_case_node(node)
      table = Table.new("CaseNode")
      id = node_id(node)

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

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

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

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

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

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

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

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

      super
    end