CSE2410 Fall 2014 Bounce

}

var timezone_cache_timezone;

function LocalTimezone(t) {

// ECMA 262 - 15.9.1.11

function MakeTime(hour, min, sec, ms) {

  return TO_INTEGER(hour) * msPerHour

      + TO_INTEGER(min) * msPerMinute

      + TO_INTEGER(sec) * msPerSecond

//     MakeDay(2007, -33, 1) --> MakeDay(2004, 3, 1)

//     MakeDay(2007, 14, -50) --> MakeDay(2007, 8, 11)

function MakeDay(year, month, date) {

  // Convert to integer and map -0 to 0.

  year = TO_INTEGER_MAP_MINUS_ZERO(year);

  if (year < kMinYear || year > kMaxYear ||

      month < kMinMonth || month > kMaxMonth) {

  }

  // Now we rely on year and month being SMIs.

  // is no way that the time can be within range even after UTC

  // conversion we return NaN immediately instead of relying on

  // TimeClip to do it.

  return time;

}

// ECMA 262 - 15.9.1.14

function TimeClip(time) {

  return TO_INTEGER(time);

}

// strings over and over again.

var Date_cache = {

  // Cached time value.

  // String input for which the cached time is valid.

  string: null

};

// ECMA 262 - 15.9.4.2

function DateParse(string) {

  var arr = %DateParseString(ToString(string), parse_buffer);

  var day = MakeDay(arr[0], arr[1], arr[2]);

  var time = MakeTime(arr[3], arr[4], arr[5], arr[6]);

function DateSetYear(year) {

  CHECK_DATE(this);

  year = ToNumber(year);

  year = (0 <= TO_INTEGER(year) && TO_INTEGER(year) <= 99)

      ? 1900 + TO_INTEGER(year) : year;

  var t = LOCAL_DATE_VALUE(this);

function ResetDateCache() {

  // Reset the timezone cache:

  timezone_cache_timezone = undefined;

  // Reset the date cache:

  cache = Date_cache;

  cache.string = null;

}

  %CheckIsBootstrapping();

  %SetCode($Date, DateConstructor);

  // Set up non-enumerable properties of the Date object itself.

  InstallFunctions($Date, DONT_ENUM, $Array(