parse_method_name_singleton

# File lib/rdoc/parser/ruby.rb, line 1430
  def parse_method_name_singleton container, name_t # :nodoc:
    @scanner.lex_state = :EXPR_FNAME
    skip_tkspace
    name_t2 = get_tk

    name =
      case name_t
      when TkSELF, TkMOD then
        case name_t2
          # NOTE: work around '[' being consumed early and not being re-tokenized
          # as a TkAREF
        when TkfLBRACK then
          get_tk
          '[]'
        else
          name_t2.name
        end
      when TkCONSTANT then
        name = name_t2.name

        container = get_method_container container, name_t

        return unless container

        name
      when TkIDENTIFIER, TkIVAR, TkGVAR then
        parse_method_dummy container

        nil
      when TkTRUE, TkFALSE, TkNIL then
        klass_name = "#{name_t.name.capitalize}Class"
        container = @store.find_class_named klass_name
        container ||= @top_level.add_class RDoc::NormalClass, klass_name

        name_t2.name
      else
        warn "unexpected method name token #{name_t.inspect}"
        # break
        skip_method container

        nil
      end

    return name, container
  end