getc

# File lib/rdoc/parser/ruby.rb, line 374
    def getc
      return nil if @offset >= @size
      ch = @content[@offset, 1]

      @offset += 1
      @hwm = @offset if @hwm < @offset

      if @newline_pending
        @line_num += 1
        @last_newline = @offset - 1
        @newline_pending = false
      end

      if ch == "\n"
        @newline_pending = true
      end
      ch
    end