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method

parse_constant

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parse_constant(container, tk, comment) public

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# File lib/rdoc/parser/ruby.rb, line 591
  def parse_constant(container, tk, comment)
    name = tk.name
    skip_tkspace false
    eq_tk = get_tk

    unless TkASSIGN === eq_tk then
      unget_tk eq_tk
      return
    end

    nest = 0
    get_tkread

    tk = get_tk

    if TkGT === tk then
      unget_tk tk
      unget_tk eq_tk
      return
    end

    rhs_name = ''

    loop do
      case tk
      when TkSEMICOLON then
        break
      when TkLPAREN, TkfLPAREN, TkLBRACE, TkLBRACK, TkDO, TkIF, TkUNLESS,
           TkCASE then
        nest += 1
      when TkRPAREN, TkRBRACE, TkRBRACK, TkEND then
        nest -= 1
      when TkCOMMENT then
        if nest <= 0 && @scanner.lex_state == EXPR_END
          unget_tk tk
          break
        end
      when TkCONSTANT then
        rhs_name << tk.name

        if nest <= 0 and TkNL === peek_tk then
          mod = if rhs_name =~ /^::/ then
                  RDoc::TopLevel.find_class_or_module rhs_name
                else
                  container.find_module_named rhs_name
                end

          container.add_module_alias mod, name if mod
          get_tk # TkNL
          break
        end
      when TkNL then
        if nest <= 0 &&
           (@scanner.lex_state == EXPR_END || !@scanner.continue) then
          unget_tk tk
          break
        end
      when TkCOLON2, TkCOLON3 then
        rhs_name << '::'
      when nil then
        break
      end
      tk = get_tk
    end

    res = get_tkread.tr("\n", " ").strip
    res = "" if res == ";"

    con = RDoc::Constant.new name, res, comment
    read_documentation_modifiers con, RDoc::CONSTANT_MODIFIERS

    @stats.add_constant con
    container.add_constant con if con.document_self
  end
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