parse_method_or_yield_parameters

in lib/rdoc/parser/ruby.rb [1581:1639]

• 54 lines of code
• 25 McCabe index (conditional complexity)

  def parse_method_or_yield_parameters(method = nil,
                                       modifiers = RDoc::METHOD_MODIFIERS)
    skip_tkspace_without_nl
    tk = get_tk
    end_token = get_end_token tk
    return '' unless end_token

    nest = 0
    continue = false

    while tk != nil do
      case tk[:kind]
      when :on_semicolon then
        break if nest == 0
      when :on_lbracket then
        nest += 1
      when :on_rbracket then
        nest -= 1
      when :on_lbrace then
        nest += 1
      when :on_rbrace then
        nest -= 1
        if nest <= 0
          
          unget_tk(tk) if nest < 0
          break
        end
      when :on_lparen then
        nest += 1
      when end_token[:kind] then
        if end_token[:kind] == :on_rparen
          nest -= 1
          break if nest <= 0
        else
          break
        end
      when :on_rparen then
        nest -= 1
      when :on_comment, :on_embdoc then
        @read.pop
        if :on_nl == end_token[:kind] and "\n" == tk[:text][-1] and
          (!continue or (tk[:state] & RDoc::Parser::RipperStateLex::EXPR_LABEL) != 0) then
          if method && method.block_params.nil? then
            unget_tk tk
            read_documentation_modifiers method, modifiers
          end
          break if !continue and nest <= 0
        end
      when :on_comma then
        continue = true
      when :on_ident then
        continue = false if continue
      end
      tk = get_tk
    end

    get_tkread_clean(/\s+/, ' ')
  end