Prism::Translation::RubyParser::Compiler#visit_def_node

# File tmp/rubies/ruby-4.0.0/lib/prism/translation/ruby_parser.rb, line 614
def visit_def_node(node)
  name = node.name_loc.slice.to_sym
  result =
    if node.receiver.nil?
      s(node, :defn, name)
    else
      s(node, :defs, visit(node.receiver), name)
    end

  attach_comments(result, node)
  result.line(node.name_loc.start_line)

  if node.parameters.nil?
    result << s(node, :args).line(node.name_loc.start_line)
  else
    result << visit(node.parameters)
  end

  if node.body.nil?
    result << s(node, :nil)
  elsif node.body.is_a?(StatementsNode)
    compiler = copy_compiler(in_def: true)
    result.concat(node.body.body.map { |child| child.accept(compiler) })
  else
    result << node.body.accept(copy_compiler(in_def: true))
  end
end