bug

endCheck :->
        if @pos >= @code.length
            trace(if @compil_ok then "Compilation OK." else "Compilation fail.")
            return true
        return false


    trimForNext: ->
        while (@code[@pos].charCodeAt(0) < 33 || @code[@pos].charCodeAt(0) == 127) && !@endCheck()

            if @code[@pos] == '\n'
                @line++

            @pos++


    next: ->
        @trimForNext()

        if @endCheck()
            return null