Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 1 | // Copyright 2006-2008 the V8 project authors. All rights reserved. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 4 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 5 | "use strict"; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 6 | |
| 7 | // This file relies on the fact that the following declarations have been made |
| 8 | // in v8natives.js: |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 9 | // var $isFinite = GlobalIsFinite; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 10 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 11 | var $Date = global.Date; |
| 12 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 13 | // ------------------------------------------------------------------- |
| 14 | |
| 15 | // This file contains date support implemented in JavaScript. |
| 16 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 17 | // Helper function to throw error. |
| 18 | function ThrowDateTypeError() { |
| 19 | throw new $TypeError('this is not a Date object.'); |
| 20 | } |
| 21 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 22 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 23 | var timezone_cache_time = NAN; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 24 | var timezone_cache_timezone; |
| 25 | |
| 26 | function LocalTimezone(t) { |
| 27 | if (NUMBER_IS_NAN(t)) return ""; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 28 | CheckDateCacheCurrent(); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 29 | if (t == timezone_cache_time) { |
| 30 | return timezone_cache_timezone; |
| 31 | } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 32 | var timezone = %DateLocalTimezone(t); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 33 | timezone_cache_time = t; |
| 34 | timezone_cache_timezone = timezone; |
| 35 | return timezone; |
| 36 | } |
| 37 | |
| 38 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 39 | function UTC(time) { |
| 40 | if (NUMBER_IS_NAN(time)) return time; |
Andrei Popescu | 6599b9d | 2010-04-28 13:01:47 +0100 | [diff] [blame] | 41 | // local_time_offset is needed before the call to DaylightSavingsOffset, |
| 42 | // so it may be uninitialized. |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 43 | return %DateToUTC(time); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 44 | } |
| 45 | |
| 46 | |
| 47 | // ECMA 262 - 15.9.1.11 |
| 48 | function MakeTime(hour, min, sec, ms) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 49 | if (!$isFinite(hour)) return NAN; |
| 50 | if (!$isFinite(min)) return NAN; |
| 51 | if (!$isFinite(sec)) return NAN; |
| 52 | if (!$isFinite(ms)) return NAN; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 53 | return TO_INTEGER(hour) * msPerHour |
| 54 | + TO_INTEGER(min) * msPerMinute |
| 55 | + TO_INTEGER(sec) * msPerSecond |
| 56 | + TO_INTEGER(ms); |
| 57 | } |
| 58 | |
| 59 | |
| 60 | // ECMA 262 - 15.9.1.12 |
| 61 | function TimeInYear(year) { |
| 62 | return DaysInYear(year) * msPerDay; |
| 63 | } |
| 64 | |
| 65 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 66 | // Compute number of days given a year, month, date. |
| 67 | // Note that month and date can lie outside the normal range. |
| 68 | // For example: |
| 69 | // MakeDay(2007, -4, 20) --> MakeDay(2006, 8, 20) |
| 70 | // MakeDay(2007, -33, 1) --> MakeDay(2004, 3, 1) |
| 71 | // MakeDay(2007, 14, -50) --> MakeDay(2007, 8, 11) |
| 72 | function MakeDay(year, month, date) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 73 | if (!$isFinite(year) || !$isFinite(month) || !$isFinite(date)) return NAN; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 74 | |
Steve Block | 8defd9f | 2010-07-08 12:39:36 +0100 | [diff] [blame] | 75 | // Convert to integer and map -0 to 0. |
| 76 | year = TO_INTEGER_MAP_MINUS_ZERO(year); |
| 77 | month = TO_INTEGER_MAP_MINUS_ZERO(month); |
| 78 | date = TO_INTEGER_MAP_MINUS_ZERO(date); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 79 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 80 | if (year < kMinYear || year > kMaxYear || |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 81 | month < kMinMonth || month > kMaxMonth) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 82 | return NAN; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 83 | } |
| 84 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 85 | // Now we rely on year and month being SMIs. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 86 | return %DateMakeDay(year | 0, month | 0) + date - 1; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 87 | } |
| 88 | |
| 89 | |
| 90 | // ECMA 262 - 15.9.1.13 |
| 91 | function MakeDate(day, time) { |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 92 | var time = day * msPerDay + time; |
| 93 | // Some of our runtime funtions for computing UTC(time) rely on |
| 94 | // times not being significantly larger than MAX_TIME_MS. If there |
| 95 | // is no way that the time can be within range even after UTC |
| 96 | // conversion we return NaN immediately instead of relying on |
| 97 | // TimeClip to do it. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 98 | if ($abs(time) > MAX_TIME_BEFORE_UTC) return NAN; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 99 | return time; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 100 | } |
| 101 | |
| 102 | |
| 103 | // ECMA 262 - 15.9.1.14 |
| 104 | function TimeClip(time) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 105 | if (!$isFinite(time)) return NAN; |
| 106 | if ($abs(time) > MAX_TIME_MS) return NAN; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 107 | return TO_INTEGER(time); |
| 108 | } |
| 109 | |
| 110 | |
| 111 | // The Date cache is used to limit the cost of parsing the same Date |
| 112 | // strings over and over again. |
| 113 | var Date_cache = { |
| 114 | // Cached time value. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 115 | time: 0, |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 116 | // String input for which the cached time is valid. |
| 117 | string: null |
| 118 | }; |
| 119 | |
| 120 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 121 | function DateConstructor(year, month, date, hours, minutes, seconds, ms) { |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 122 | if (!%_IsConstructCall()) { |
| 123 | // ECMA 262 - 15.9.2 |
| 124 | return (new $Date()).toString(); |
| 125 | } |
| 126 | |
| 127 | // ECMA 262 - 15.9.3 |
| 128 | var argc = %_ArgumentsLength(); |
| 129 | var value; |
| 130 | if (argc == 0) { |
| 131 | value = %DateCurrentTime(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 132 | SET_UTC_DATE_VALUE(this, value); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 133 | } else if (argc == 1) { |
| 134 | if (IS_NUMBER(year)) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 135 | value = year; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 136 | } else if (IS_STRING(year)) { |
| 137 | // Probe the Date cache. If we already have a time value for the |
| 138 | // given time, we re-use that instead of parsing the string again. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 139 | CheckDateCacheCurrent(); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 140 | var cache = Date_cache; |
| 141 | if (cache.string === year) { |
| 142 | value = cache.time; |
| 143 | } else { |
| 144 | value = DateParse(year); |
| 145 | if (!NUMBER_IS_NAN(value)) { |
| 146 | cache.time = value; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 147 | cache.string = year; |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | } else { |
| 152 | // According to ECMA 262, no hint should be given for this |
| 153 | // conversion. However, ToPrimitive defaults to STRING_HINT for |
| 154 | // Date objects which will lose precision when the Date |
| 155 | // constructor is called with another Date object as its |
| 156 | // argument. We therefore use NUMBER_HINT for the conversion, |
| 157 | // which is the default for everything else than Date objects. |
| 158 | // This makes us behave like KJS and SpiderMonkey. |
| 159 | var time = ToPrimitive(year, NUMBER_HINT); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 160 | value = IS_STRING(time) ? DateParse(time) : ToNumber(time); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 161 | } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 162 | SET_UTC_DATE_VALUE(this, value); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 163 | } else { |
| 164 | year = ToNumber(year); |
| 165 | month = ToNumber(month); |
| 166 | date = argc > 2 ? ToNumber(date) : 1; |
| 167 | hours = argc > 3 ? ToNumber(hours) : 0; |
| 168 | minutes = argc > 4 ? ToNumber(minutes) : 0; |
| 169 | seconds = argc > 5 ? ToNumber(seconds) : 0; |
| 170 | ms = argc > 6 ? ToNumber(ms) : 0; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 171 | year = (!NUMBER_IS_NAN(year) && |
| 172 | 0 <= TO_INTEGER(year) && |
| 173 | TO_INTEGER(year) <= 99) ? 1900 + TO_INTEGER(year) : year; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 174 | var day = MakeDay(year, month, date); |
| 175 | var time = MakeTime(hours, minutes, seconds, ms); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 176 | value = MakeDate(day, time); |
| 177 | SET_LOCAL_DATE_VALUE(this, value); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 178 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 179 | } |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 180 | |
| 181 | |
| 182 | var WeekDays = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat']; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 183 | var Months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', |
| 184 | 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 185 | |
| 186 | |
| 187 | function TwoDigitString(value) { |
| 188 | return value < 10 ? "0" + value : "" + value; |
| 189 | } |
| 190 | |
| 191 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 192 | function DateString(date) { |
| 193 | return WeekDays[LOCAL_WEEKDAY(date)] + ' ' |
| 194 | + Months[LOCAL_MONTH(date)] + ' ' |
| 195 | + TwoDigitString(LOCAL_DAY(date)) + ' ' |
| 196 | + LOCAL_YEAR(date); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 197 | } |
| 198 | |
| 199 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 200 | var LongWeekDays = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', |
| 201 | 'Thursday', 'Friday', 'Saturday']; |
| 202 | var LongMonths = ['January', 'February', 'March', 'April', 'May', 'June', |
| 203 | 'July', 'August', 'September', 'October', 'November', 'December']; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 204 | |
| 205 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 206 | function LongDateString(date) { |
| 207 | return LongWeekDays[LOCAL_WEEKDAY(date)] + ', ' |
| 208 | + LongMonths[LOCAL_MONTH(date)] + ' ' |
| 209 | + TwoDigitString(LOCAL_DAY(date)) + ', ' |
| 210 | + LOCAL_YEAR(date); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 211 | } |
| 212 | |
| 213 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 214 | function TimeString(date) { |
| 215 | return TwoDigitString(LOCAL_HOUR(date)) + ':' |
| 216 | + TwoDigitString(LOCAL_MIN(date)) + ':' |
| 217 | + TwoDigitString(LOCAL_SEC(date)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 218 | } |
| 219 | |
| 220 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 221 | function TimeStringUTC(date) { |
| 222 | return TwoDigitString(UTC_HOUR(date)) + ':' |
| 223 | + TwoDigitString(UTC_MIN(date)) + ':' |
| 224 | + TwoDigitString(UTC_SEC(date)); |
| 225 | } |
Ben Murdoch | d69d2e3 | 2010-03-30 12:55:27 +0100 | [diff] [blame] | 226 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 227 | |
| 228 | function LocalTimezoneString(date) { |
| 229 | var timezone = LocalTimezone(UTC_DATE_VALUE(date)); |
| 230 | |
| 231 | var timezoneOffset = -TIMEZONE_OFFSET(date); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 232 | var sign = (timezoneOffset >= 0) ? 1 : -1; |
| 233 | var hours = FLOOR((sign * timezoneOffset)/60); |
| 234 | var min = FLOOR((sign * timezoneOffset)%60); |
| 235 | var gmt = ' GMT' + ((sign == 1) ? '+' : '-') + |
| 236 | TwoDigitString(hours) + TwoDigitString(min); |
Ben Murdoch | d69d2e3 | 2010-03-30 12:55:27 +0100 | [diff] [blame] | 237 | return gmt + ' (' + timezone + ')'; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 238 | } |
| 239 | |
| 240 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 241 | function DatePrintString(date) { |
| 242 | return DateString(date) + ' ' + TimeString(date); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 243 | } |
| 244 | |
| 245 | // ------------------------------------------------------------------- |
| 246 | |
| 247 | // Reused output buffer. Used when parsing date strings. |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 248 | var parse_buffer = $Array(8); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 249 | |
| 250 | // ECMA 262 - 15.9.4.2 |
| 251 | function DateParse(string) { |
| 252 | var arr = %DateParseString(ToString(string), parse_buffer); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 253 | if (IS_NULL(arr)) return NAN; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 254 | |
| 255 | var day = MakeDay(arr[0], arr[1], arr[2]); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 256 | var time = MakeTime(arr[3], arr[4], arr[5], arr[6]); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 257 | var date = MakeDate(day, time); |
| 258 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 259 | if (IS_NULL(arr[7])) { |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 260 | return TimeClip(UTC(date)); |
| 261 | } else { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 262 | return TimeClip(date - arr[7] * 1000); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 263 | } |
| 264 | } |
| 265 | |
| 266 | |
| 267 | // ECMA 262 - 15.9.4.3 |
| 268 | function DateUTC(year, month, date, hours, minutes, seconds, ms) { |
| 269 | year = ToNumber(year); |
| 270 | month = ToNumber(month); |
| 271 | var argc = %_ArgumentsLength(); |
| 272 | date = argc > 2 ? ToNumber(date) : 1; |
| 273 | hours = argc > 3 ? ToNumber(hours) : 0; |
| 274 | minutes = argc > 4 ? ToNumber(minutes) : 0; |
| 275 | seconds = argc > 5 ? ToNumber(seconds) : 0; |
| 276 | ms = argc > 6 ? ToNumber(ms) : 0; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 277 | year = (!NUMBER_IS_NAN(year) && |
| 278 | 0 <= TO_INTEGER(year) && |
| 279 | TO_INTEGER(year) <= 99) ? 1900 + TO_INTEGER(year) : year; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 280 | var day = MakeDay(year, month, date); |
| 281 | var time = MakeTime(hours, minutes, seconds, ms); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 282 | return TimeClip(MakeDate(day, time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 283 | } |
| 284 | |
| 285 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 286 | // ECMA 262 - 15.9.4.4 |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 287 | function DateNow() { |
| 288 | return %DateCurrentTime(); |
| 289 | } |
| 290 | |
| 291 | |
| 292 | // ECMA 262 - 15.9.5.2 |
| 293 | function DateToString() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 294 | var t = UTC_DATE_VALUE(this) |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 295 | if (NUMBER_IS_NAN(t)) return kInvalidDate; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 296 | var time_zone_string = LocalTimezoneString(this) |
| 297 | return DatePrintString(this) + time_zone_string; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 298 | } |
| 299 | |
| 300 | |
| 301 | // ECMA 262 - 15.9.5.3 |
| 302 | function DateToDateString() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 303 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 304 | if (NUMBER_IS_NAN(t)) return kInvalidDate; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 305 | return DateString(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 306 | } |
| 307 | |
| 308 | |
| 309 | // ECMA 262 - 15.9.5.4 |
| 310 | function DateToTimeString() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 311 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 312 | if (NUMBER_IS_NAN(t)) return kInvalidDate; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 313 | var time_zone_string = LocalTimezoneString(this); |
| 314 | return TimeString(this) + time_zone_string; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 315 | } |
| 316 | |
| 317 | |
| 318 | // ECMA 262 - 15.9.5.5 |
| 319 | function DateToLocaleString() { |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 320 | return %_CallFunction(this, DateToString); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 321 | } |
| 322 | |
| 323 | |
| 324 | // ECMA 262 - 15.9.5.6 |
| 325 | function DateToLocaleDateString() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 326 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 327 | if (NUMBER_IS_NAN(t)) return kInvalidDate; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 328 | return LongDateString(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 329 | } |
| 330 | |
| 331 | |
| 332 | // ECMA 262 - 15.9.5.7 |
| 333 | function DateToLocaleTimeString() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 334 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 335 | if (NUMBER_IS_NAN(t)) return kInvalidDate; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 336 | return TimeString(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 337 | } |
| 338 | |
| 339 | |
| 340 | // ECMA 262 - 15.9.5.8 |
| 341 | function DateValueOf() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 342 | return UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 343 | } |
| 344 | |
| 345 | |
| 346 | // ECMA 262 - 15.9.5.9 |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 347 | function DateGetTime() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 348 | return UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 349 | } |
| 350 | |
| 351 | |
| 352 | // ECMA 262 - 15.9.5.10 |
| 353 | function DateGetFullYear() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 354 | return LOCAL_YEAR(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 355 | } |
| 356 | |
| 357 | |
| 358 | // ECMA 262 - 15.9.5.11 |
| 359 | function DateGetUTCFullYear() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 360 | return UTC_YEAR(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 361 | } |
| 362 | |
| 363 | |
| 364 | // ECMA 262 - 15.9.5.12 |
| 365 | function DateGetMonth() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 366 | return LOCAL_MONTH(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 367 | } |
| 368 | |
| 369 | |
| 370 | // ECMA 262 - 15.9.5.13 |
| 371 | function DateGetUTCMonth() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 372 | return UTC_MONTH(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 373 | } |
| 374 | |
| 375 | |
| 376 | // ECMA 262 - 15.9.5.14 |
| 377 | function DateGetDate() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 378 | return LOCAL_DAY(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 379 | } |
| 380 | |
| 381 | |
| 382 | // ECMA 262 - 15.9.5.15 |
| 383 | function DateGetUTCDate() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 384 | return UTC_DAY(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 385 | } |
| 386 | |
| 387 | |
| 388 | // ECMA 262 - 15.9.5.16 |
| 389 | function DateGetDay() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 390 | return LOCAL_WEEKDAY(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 391 | } |
| 392 | |
| 393 | |
| 394 | // ECMA 262 - 15.9.5.17 |
| 395 | function DateGetUTCDay() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 396 | return UTC_WEEKDAY(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 397 | } |
| 398 | |
| 399 | |
| 400 | // ECMA 262 - 15.9.5.18 |
| 401 | function DateGetHours() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 402 | return LOCAL_HOUR(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 403 | } |
| 404 | |
| 405 | |
| 406 | // ECMA 262 - 15.9.5.19 |
| 407 | function DateGetUTCHours() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 408 | return UTC_HOUR(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 409 | } |
| 410 | |
| 411 | |
| 412 | // ECMA 262 - 15.9.5.20 |
| 413 | function DateGetMinutes() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 414 | return LOCAL_MIN(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 415 | } |
| 416 | |
| 417 | |
| 418 | // ECMA 262 - 15.9.5.21 |
| 419 | function DateGetUTCMinutes() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 420 | return UTC_MIN(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 421 | } |
| 422 | |
| 423 | |
| 424 | // ECMA 262 - 15.9.5.22 |
| 425 | function DateGetSeconds() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 426 | return LOCAL_SEC(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 427 | } |
| 428 | |
| 429 | |
| 430 | // ECMA 262 - 15.9.5.23 |
| 431 | function DateGetUTCSeconds() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 432 | return UTC_SEC(this) |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 433 | } |
| 434 | |
| 435 | |
| 436 | // ECMA 262 - 15.9.5.24 |
| 437 | function DateGetMilliseconds() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 438 | return LOCAL_MS(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 439 | } |
| 440 | |
| 441 | |
| 442 | // ECMA 262 - 15.9.5.25 |
| 443 | function DateGetUTCMilliseconds() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 444 | return UTC_MS(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 445 | } |
| 446 | |
| 447 | |
| 448 | // ECMA 262 - 15.9.5.26 |
| 449 | function DateGetTimezoneOffset() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 450 | return TIMEZONE_OFFSET(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 451 | } |
| 452 | |
| 453 | |
| 454 | // ECMA 262 - 15.9.5.27 |
| 455 | function DateSetTime(ms) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 456 | CHECK_DATE(this); |
| 457 | SET_UTC_DATE_VALUE(this, ToNumber(ms)); |
| 458 | return UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 459 | } |
| 460 | |
| 461 | |
| 462 | // ECMA 262 - 15.9.5.28 |
| 463 | function DateSetMilliseconds(ms) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 464 | var t = LOCAL_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 465 | ms = ToNumber(ms); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 466 | var time = MakeTime(LOCAL_HOUR(this), LOCAL_MIN(this), LOCAL_SEC(this), ms); |
Ben Murdoch | 84774f4 | 2012-05-17 10:59:30 +0100 | [diff] [blame] | 467 | return SET_LOCAL_DATE_VALUE(this, MakeDate(LOCAL_DAYS(this), time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 468 | } |
| 469 | |
| 470 | |
| 471 | // ECMA 262 - 15.9.5.29 |
| 472 | function DateSetUTCMilliseconds(ms) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 473 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 474 | ms = ToNumber(ms); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 475 | var time = MakeTime(UTC_HOUR(this), |
| 476 | UTC_MIN(this), |
| 477 | UTC_SEC(this), |
| 478 | ms); |
| 479 | return SET_UTC_DATE_VALUE(this, MakeDate(UTC_DAYS(this), time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 480 | } |
| 481 | |
| 482 | |
| 483 | // ECMA 262 - 15.9.5.30 |
| 484 | function DateSetSeconds(sec, ms) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 485 | var t = LOCAL_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 486 | sec = ToNumber(sec); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 487 | ms = %_ArgumentsLength() < 2 ? LOCAL_MS(this) : ToNumber(ms); |
| 488 | var time = MakeTime(LOCAL_HOUR(this), LOCAL_MIN(this), sec, ms); |
| 489 | return SET_LOCAL_DATE_VALUE(this, MakeDate(LOCAL_DAYS(this), time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 490 | } |
| 491 | |
| 492 | |
| 493 | // ECMA 262 - 15.9.5.31 |
| 494 | function DateSetUTCSeconds(sec, ms) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 495 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 496 | sec = ToNumber(sec); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 497 | ms = %_ArgumentsLength() < 2 ? UTC_MS(this) : ToNumber(ms); |
| 498 | var time = MakeTime(UTC_HOUR(this), UTC_MIN(this), sec, ms); |
| 499 | return SET_UTC_DATE_VALUE(this, MakeDate(UTC_DAYS(this), time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 500 | } |
| 501 | |
| 502 | |
| 503 | // ECMA 262 - 15.9.5.33 |
| 504 | function DateSetMinutes(min, sec, ms) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 505 | var t = LOCAL_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 506 | min = ToNumber(min); |
| 507 | var argc = %_ArgumentsLength(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 508 | sec = argc < 2 ? LOCAL_SEC(this) : ToNumber(sec); |
| 509 | ms = argc < 3 ? LOCAL_MS(this) : ToNumber(ms); |
| 510 | var time = MakeTime(LOCAL_HOUR(this), min, sec, ms); |
| 511 | return SET_LOCAL_DATE_VALUE(this, MakeDate(LOCAL_DAYS(this), time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 512 | } |
| 513 | |
| 514 | |
| 515 | // ECMA 262 - 15.9.5.34 |
| 516 | function DateSetUTCMinutes(min, sec, ms) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 517 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 518 | min = ToNumber(min); |
| 519 | var argc = %_ArgumentsLength(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 520 | sec = argc < 2 ? UTC_SEC(this) : ToNumber(sec); |
| 521 | ms = argc < 3 ? UTC_MS(this) : ToNumber(ms); |
| 522 | var time = MakeTime(UTC_HOUR(this), min, sec, ms); |
| 523 | return SET_UTC_DATE_VALUE(this, MakeDate(UTC_DAYS(this), time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 524 | } |
| 525 | |
| 526 | |
| 527 | // ECMA 262 - 15.9.5.35 |
| 528 | function DateSetHours(hour, min, sec, ms) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 529 | var t = LOCAL_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 530 | hour = ToNumber(hour); |
| 531 | var argc = %_ArgumentsLength(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 532 | min = argc < 2 ? LOCAL_MIN(this) : ToNumber(min); |
| 533 | sec = argc < 3 ? LOCAL_SEC(this) : ToNumber(sec); |
| 534 | ms = argc < 4 ? LOCAL_MS(this) : ToNumber(ms); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 535 | var time = MakeTime(hour, min, sec, ms); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 536 | return SET_LOCAL_DATE_VALUE(this, MakeDate(LOCAL_DAYS(this), time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 537 | } |
| 538 | |
| 539 | |
| 540 | // ECMA 262 - 15.9.5.34 |
| 541 | function DateSetUTCHours(hour, min, sec, ms) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 542 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 543 | hour = ToNumber(hour); |
| 544 | var argc = %_ArgumentsLength(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 545 | min = argc < 2 ? UTC_MIN(this) : ToNumber(min); |
| 546 | sec = argc < 3 ? UTC_SEC(this) : ToNumber(sec); |
| 547 | ms = argc < 4 ? UTC_MS(this) : ToNumber(ms); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 548 | var time = MakeTime(hour, min, sec, ms); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 549 | return SET_UTC_DATE_VALUE(this, MakeDate(UTC_DAYS(this), time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 550 | } |
| 551 | |
| 552 | |
| 553 | // ECMA 262 - 15.9.5.36 |
| 554 | function DateSetDate(date) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 555 | var t = LOCAL_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 556 | date = ToNumber(date); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 557 | var day = MakeDay(LOCAL_YEAR(this), LOCAL_MONTH(this), date); |
| 558 | return SET_LOCAL_DATE_VALUE(this, MakeDate(day, LOCAL_TIME_IN_DAY(this))); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 559 | } |
| 560 | |
| 561 | |
| 562 | // ECMA 262 - 15.9.5.37 |
| 563 | function DateSetUTCDate(date) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 564 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 565 | date = ToNumber(date); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 566 | var day = MakeDay(UTC_YEAR(this), UTC_MONTH(this), date); |
| 567 | return SET_UTC_DATE_VALUE(this, MakeDate(day, UTC_TIME_IN_DAY(this))); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 568 | } |
| 569 | |
| 570 | |
| 571 | // ECMA 262 - 15.9.5.38 |
| 572 | function DateSetMonth(month, date) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 573 | var t = LOCAL_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 574 | month = ToNumber(month); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 575 | date = %_ArgumentsLength() < 2 ? LOCAL_DAY(this) : ToNumber(date); |
| 576 | var day = MakeDay(LOCAL_YEAR(this), month, date); |
| 577 | return SET_LOCAL_DATE_VALUE(this, MakeDate(day, LOCAL_TIME_IN_DAY(this))); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 578 | } |
| 579 | |
| 580 | |
| 581 | // ECMA 262 - 15.9.5.39 |
| 582 | function DateSetUTCMonth(month, date) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 583 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 584 | month = ToNumber(month); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 585 | date = %_ArgumentsLength() < 2 ? UTC_DAY(this) : ToNumber(date); |
| 586 | var day = MakeDay(UTC_YEAR(this), month, date); |
| 587 | return SET_UTC_DATE_VALUE(this, MakeDate(day, UTC_TIME_IN_DAY(this))); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 588 | } |
| 589 | |
| 590 | |
| 591 | // ECMA 262 - 15.9.5.40 |
| 592 | function DateSetFullYear(year, month, date) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 593 | var t = LOCAL_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 594 | year = ToNumber(year); |
| 595 | var argc = %_ArgumentsLength(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 596 | var time ; |
| 597 | if (NUMBER_IS_NAN(t)) { |
| 598 | month = argc < 2 ? 0 : ToNumber(month); |
| 599 | date = argc < 3 ? 1 : ToNumber(date); |
| 600 | time = 0; |
| 601 | } else { |
| 602 | month = argc < 2 ? LOCAL_MONTH(this) : ToNumber(month); |
| 603 | date = argc < 3 ? LOCAL_DAY(this) : ToNumber(date); |
| 604 | time = LOCAL_TIME_IN_DAY(this); |
| 605 | } |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 606 | var day = MakeDay(year, month, date); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 607 | return SET_LOCAL_DATE_VALUE(this, MakeDate(day, time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 608 | } |
| 609 | |
| 610 | |
| 611 | // ECMA 262 - 15.9.5.41 |
| 612 | function DateSetUTCFullYear(year, month, date) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 613 | var t = UTC_DATE_VALUE(this); |
Ben Murdoch | 85b7179 | 2012-04-11 18:30:58 +0100 | [diff] [blame] | 614 | year = ToNumber(year); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 615 | var argc = %_ArgumentsLength(); |
| 616 | var time ; |
| 617 | if (NUMBER_IS_NAN(t)) { |
| 618 | month = argc < 2 ? 0 : ToNumber(month); |
| 619 | date = argc < 3 ? 1 : ToNumber(date); |
| 620 | time = 0; |
| 621 | } else { |
| 622 | month = argc < 2 ? UTC_MONTH(this) : ToNumber(month); |
| 623 | date = argc < 3 ? UTC_DAY(this) : ToNumber(date); |
| 624 | time = UTC_TIME_IN_DAY(this); |
| 625 | } |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 626 | var day = MakeDay(year, month, date); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 627 | return SET_UTC_DATE_VALUE(this, MakeDate(day, time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 628 | } |
| 629 | |
| 630 | |
| 631 | // ECMA 262 - 15.9.5.42 |
| 632 | function DateToUTCString() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 633 | var t = UTC_DATE_VALUE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 634 | if (NUMBER_IS_NAN(t)) return kInvalidDate; |
| 635 | // Return UTC string of the form: Sat, 31 Jan 1970 23:00:00 GMT |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 636 | return WeekDays[UTC_WEEKDAY(this)] + ', ' |
| 637 | + TwoDigitString(UTC_DAY(this)) + ' ' |
| 638 | + Months[UTC_MONTH(this)] + ' ' |
| 639 | + UTC_YEAR(this) + ' ' |
| 640 | + TimeStringUTC(this) + ' GMT'; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 641 | } |
| 642 | |
| 643 | |
| 644 | // ECMA 262 - B.2.4 |
| 645 | function DateGetYear() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 646 | return LOCAL_YEAR(this) - 1900; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 647 | } |
| 648 | |
| 649 | |
| 650 | // ECMA 262 - B.2.5 |
| 651 | function DateSetYear(year) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 652 | CHECK_DATE(this); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 653 | year = ToNumber(year); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 654 | if (NUMBER_IS_NAN(year)) return SET_UTC_DATE_VALUE(this, NAN); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 655 | year = (0 <= TO_INTEGER(year) && TO_INTEGER(year) <= 99) |
| 656 | ? 1900 + TO_INTEGER(year) : year; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 657 | var t = LOCAL_DATE_VALUE(this); |
| 658 | var month, date, time; |
| 659 | if (NUMBER_IS_NAN(t)) { |
| 660 | month = 0; |
| 661 | date = 1; |
| 662 | time = 0; |
| 663 | } else { |
| 664 | month = LOCAL_MONTH(this); |
| 665 | date = LOCAL_DAY(this); |
| 666 | time = LOCAL_TIME_IN_DAY(this); |
| 667 | } |
| 668 | var day = MakeDay(year, month, date); |
| 669 | return SET_LOCAL_DATE_VALUE(this, MakeDate(day, time)); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 670 | } |
| 671 | |
| 672 | |
| 673 | // ECMA 262 - B.2.6 |
| 674 | // |
| 675 | // Notice that this does not follow ECMA 262 completely. ECMA 262 |
| 676 | // says that toGMTString should be the same Function object as |
| 677 | // toUTCString. JSC does not do this, so for compatibility we do not |
| 678 | // do that either. Instead, we create a new function whose name |
| 679 | // property will return toGMTString. |
| 680 | function DateToGMTString() { |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 681 | return %_CallFunction(this, DateToUTCString); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 682 | } |
| 683 | |
| 684 | |
| 685 | function PadInt(n, digits) { |
| 686 | if (digits == 1) return n; |
| 687 | return n < MathPow(10, digits - 1) ? '0' + PadInt(n, digits - 1) : n; |
| 688 | } |
| 689 | |
| 690 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 691 | // ECMA 262 - 15.9.5.43 |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 692 | function DateToISOString() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 693 | var t = UTC_DATE_VALUE(this); |
| 694 | if (NUMBER_IS_NAN(t)) throw MakeRangeError("invalid_time_value", []); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 695 | var year = this.getUTCFullYear(); |
| 696 | var year_string; |
| 697 | if (year >= 0 && year <= 9999) { |
| 698 | year_string = PadInt(year, 4); |
| 699 | } else { |
| 700 | if (year < 0) { |
| 701 | year_string = "-" + PadInt(-year, 6); |
| 702 | } else { |
| 703 | year_string = "+" + PadInt(year, 6); |
| 704 | } |
| 705 | } |
| 706 | return year_string + |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 707 | '-' + PadInt(this.getUTCMonth() + 1, 2) + |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 708 | '-' + PadInt(this.getUTCDate(), 2) + |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 709 | 'T' + PadInt(this.getUTCHours(), 2) + |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 710 | ':' + PadInt(this.getUTCMinutes(), 2) + |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 711 | ':' + PadInt(this.getUTCSeconds(), 2) + |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 712 | '.' + PadInt(this.getUTCMilliseconds(), 3) + |
| 713 | 'Z'; |
| 714 | } |
| 715 | |
| 716 | |
| 717 | function DateToJSON(key) { |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 718 | var o = ToObject(this); |
| 719 | var tv = DefaultNumber(o); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 720 | if (IS_NUMBER(tv) && !NUMBER_IS_FINITE(tv)) { |
| 721 | return null; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 722 | } |
| 723 | return o.toISOString(); |
| 724 | } |
| 725 | |
| 726 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 727 | var date_cache_version_holder; |
| 728 | var date_cache_version = NAN; |
| 729 | |
| 730 | |
| 731 | function CheckDateCacheCurrent() { |
| 732 | if (!date_cache_version_holder) { |
| 733 | date_cache_version_holder = %DateCacheVersion(); |
| 734 | } |
| 735 | if (date_cache_version_holder[0] == date_cache_version) { |
| 736 | return; |
| 737 | } |
| 738 | date_cache_version = date_cache_version_holder[0]; |
| 739 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 740 | // Reset the timezone cache: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 741 | timezone_cache_time = NAN; |
| 742 | timezone_cache_timezone = UNDEFINED; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 743 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 744 | // Reset the date cache: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 745 | Date_cache.time = NAN; |
| 746 | Date_cache.string = null; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 747 | } |
| 748 | |
| 749 | |
| 750 | // ------------------------------------------------------------------- |
| 751 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 752 | function SetUpDate() { |
| 753 | %CheckIsBootstrapping(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 754 | |
| 755 | %SetCode($Date, DateConstructor); |
| 756 | %FunctionSetPrototype($Date, new $Date(NAN)); |
| 757 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 758 | // Set up non-enumerable properties of the Date object itself. |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 759 | InstallFunctions($Date, DONT_ENUM, $Array( |
| 760 | "UTC", DateUTC, |
| 761 | "parse", DateParse, |
| 762 | "now", DateNow |
| 763 | )); |
| 764 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 765 | // Set up non-enumerable constructor property of the Date prototype object. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 766 | %AddNamedProperty($Date.prototype, "constructor", $Date, DONT_ENUM); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 767 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 768 | // Set up non-enumerable functions of the Date prototype object and |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 769 | // set their names. |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 770 | InstallFunctions($Date.prototype, DONT_ENUM, $Array( |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 771 | "toString", DateToString, |
| 772 | "toDateString", DateToDateString, |
| 773 | "toTimeString", DateToTimeString, |
| 774 | "toLocaleString", DateToLocaleString, |
| 775 | "toLocaleDateString", DateToLocaleDateString, |
| 776 | "toLocaleTimeString", DateToLocaleTimeString, |
| 777 | "valueOf", DateValueOf, |
| 778 | "getTime", DateGetTime, |
| 779 | "getFullYear", DateGetFullYear, |
| 780 | "getUTCFullYear", DateGetUTCFullYear, |
| 781 | "getMonth", DateGetMonth, |
| 782 | "getUTCMonth", DateGetUTCMonth, |
| 783 | "getDate", DateGetDate, |
| 784 | "getUTCDate", DateGetUTCDate, |
| 785 | "getDay", DateGetDay, |
| 786 | "getUTCDay", DateGetUTCDay, |
| 787 | "getHours", DateGetHours, |
| 788 | "getUTCHours", DateGetUTCHours, |
| 789 | "getMinutes", DateGetMinutes, |
| 790 | "getUTCMinutes", DateGetUTCMinutes, |
| 791 | "getSeconds", DateGetSeconds, |
| 792 | "getUTCSeconds", DateGetUTCSeconds, |
| 793 | "getMilliseconds", DateGetMilliseconds, |
| 794 | "getUTCMilliseconds", DateGetUTCMilliseconds, |
| 795 | "getTimezoneOffset", DateGetTimezoneOffset, |
| 796 | "setTime", DateSetTime, |
| 797 | "setMilliseconds", DateSetMilliseconds, |
| 798 | "setUTCMilliseconds", DateSetUTCMilliseconds, |
| 799 | "setSeconds", DateSetSeconds, |
| 800 | "setUTCSeconds", DateSetUTCSeconds, |
| 801 | "setMinutes", DateSetMinutes, |
| 802 | "setUTCMinutes", DateSetUTCMinutes, |
| 803 | "setHours", DateSetHours, |
| 804 | "setUTCHours", DateSetUTCHours, |
| 805 | "setDate", DateSetDate, |
| 806 | "setUTCDate", DateSetUTCDate, |
| 807 | "setMonth", DateSetMonth, |
| 808 | "setUTCMonth", DateSetUTCMonth, |
| 809 | "setFullYear", DateSetFullYear, |
| 810 | "setUTCFullYear", DateSetUTCFullYear, |
| 811 | "toGMTString", DateToGMTString, |
| 812 | "toUTCString", DateToUTCString, |
| 813 | "getYear", DateGetYear, |
| 814 | "setYear", DateSetYear, |
| 815 | "toISOString", DateToISOString, |
| 816 | "toJSON", DateToJSON |
| 817 | )); |
| 818 | } |
| 819 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 820 | SetUpDate(); |