# File lib/yard/parser/ruby/legacy/ruby_lex.rb, line 463
      def initialize(content)
        lex_init

        @reader = BufferedReader.new(content)

        @exp_line_no = @line_no = 1
        @base_char_no = 0
        @indent = 0

        @ltype = nil
        @quoted = nil
        @lex_state = EXPR_BEG
        @space_seen = false

        @continue = false
        @line = ""

        @skip_space = false
        @read_auto_clean_up = false
        @exception_on_syntax_error = true
      end