Prism::DotVisitor#visit_unless_node

# File tmp/rubies/ruby-4.0.0/lib/prism/dot_visitor.rb, line 4381
    def visit_unless_node(node)
      table = Table.new("UnlessNode")
      id = node_id(node)

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

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

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

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

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

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

      super
    end