Prism::InspectVisitor#visit_undef_node

# File tmp/rubies/ruby-3.4.1/lib/prism/inspect_visitor.rb, line 2244
def visit_undef_node(node)
  commands << [inspect_node("UndefNode", node), indent]
  flags = [("newline" if node.newline?), ("static_literal" if node.static_literal?), ].compact
  commands << ["├── flags: #{flags.empty? ? "∅" : flags.join(", ")}\n", indent]
  commands << ["├── names: (length: #{(names = node.names).length})\n", indent]
  if names.any?
    names[0...-1].each do |child|
      commands << [Replace.new("#{indent}│   ├── "), indent]
      commands << [child, "#{indent}│   │   "]
    end
    commands << [Replace.new("#{indent}│   └── "), indent]
    commands << [names[-1], "#{indent}│       "]
  end
  commands << ["└── keyword_loc: #{inspect_location(node.keyword_loc)}\n", indent]
end