| /* |
| * Copyright (C) 1999-2000 Harri Porten (porten@kde.org) |
| * Copyright (C) 2004-2019 Apple Inc. All rights reserved. |
| * Copyright (C) 2008, 2009 Torch Mobile, Inc. All rights reserved. |
| * Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 |
| * USA |
| * |
| */ |
| |
| #include "config.h" |
| #include "DatePrototype.h" |
| |
| #include "DateConversion.h" |
| #include "DateInstance.h" |
| #include "Error.h" |
| #include "JSCBuiltins.h" |
| #include "JSDateMath.h" |
| #include "JSGlobalObject.h" |
| #include "JSObject.h" |
| #include "JSString.h" |
| #include "Lookup.h" |
| #include "ObjectPrototype.h" |
| #include "JSCInlines.h" |
| #include <limits.h> |
| #include <locale.h> |
| #include <math.h> |
| #include <stdlib.h> |
| #include <time.h> |
| #include <wtf/Assertions.h> |
| #include <wtf/MathExtras.h> |
| |
| #if HAVE(LANGINFO_H) |
| #include <langinfo.h> |
| #endif |
| |
| #if HAVE(SYS_PARAM_H) |
| #include <sys/param.h> |
| #endif |
| |
| #if HAVE(SYS_TIME_H) |
| #include <sys/time.h> |
| #endif |
| |
| #if HAVE(SYS_TIMEB_H) |
| #include <sys/timeb.h> |
| #endif |
| |
| #if !(OS(DARWIN) && USE(CF)) |
| #include <unicode/udat.h> |
| #endif |
| |
| #if USE(CF) |
| #include <CoreFoundation/CoreFoundation.h> |
| #endif |
| |
| namespace JSC { |
| |
| using namespace WTF; |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetDate(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetDay(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetFullYear(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetHours(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetMilliSeconds(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetMinutes(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetMonth(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetSeconds(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetTimezoneOffset(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCDate(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCDay(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCFullYear(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCHours(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCMilliseconds(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCMinutes(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCMonth(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCSeconds(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetYear(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetDate(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetFullYear(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetHours(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetMilliSeconds(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetMinutes(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetMonth(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetSeconds(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetTime(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCDate(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCFullYear(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCHours(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCMilliseconds(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCMinutes(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCMonth(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCSeconds(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetYear(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToDateString(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToLocaleDateString(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToLocaleString(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToLocaleTimeString(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToPrimitiveSymbol(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToString(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToTimeString(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToUTCString(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToISOString(JSGlobalObject*, CallFrame*); |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToJSON(JSGlobalObject*, CallFrame*); |
| |
| } |
| |
| #include "DatePrototype.lut.h" |
| |
| namespace JSC { |
| |
| enum LocaleDateTimeFormat { LocaleDateAndTime, LocaleDate, LocaleTime }; |
| |
| #if OS(DARWIN) && USE(CF) |
| |
| // FIXME: Since this is superior to the strftime-based version, why limit this to OS(DARWIN)? |
| // Instead we should consider using this whenever USE(CF) is true. |
| |
| static CFDateFormatterStyle styleFromArgString(const String& string, CFDateFormatterStyle defaultStyle) |
| { |
| if (string == "short") |
| return kCFDateFormatterShortStyle; |
| if (string == "medium") |
| return kCFDateFormatterMediumStyle; |
| if (string == "long") |
| return kCFDateFormatterLongStyle; |
| if (string == "full") |
| return kCFDateFormatterFullStyle; |
| return defaultStyle; |
| } |
| |
| static JSCell* formatLocaleDate(JSGlobalObject* globalObject, CallFrame* callFrame, DateInstance*, double timeInMilliseconds, LocaleDateTimeFormat format) |
| { |
| VM& vm = globalObject->vm(); |
| CFDateFormatterStyle dateStyle = (format != LocaleTime ? kCFDateFormatterLongStyle : kCFDateFormatterNoStyle); |
| CFDateFormatterStyle timeStyle = (format != LocaleDate ? kCFDateFormatterLongStyle : kCFDateFormatterNoStyle); |
| |
| bool useCustomFormat = false; |
| String customFormatString; |
| |
| String arg0String = callFrame->argument(0).toWTFString(globalObject); |
| if (arg0String == "custom" && !callFrame->argument(1).isUndefined()) { |
| useCustomFormat = true; |
| customFormatString = callFrame->argument(1).toWTFString(globalObject); |
| } else if (format == LocaleDateAndTime && !callFrame->argument(1).isUndefined()) { |
| dateStyle = styleFromArgString(arg0String, dateStyle); |
| timeStyle = styleFromArgString(callFrame->argument(1).toWTFString(globalObject), timeStyle); |
| } else if (format != LocaleTime && !callFrame->argument(0).isUndefined()) |
| dateStyle = styleFromArgString(arg0String, dateStyle); |
| else if (format != LocaleDate && !callFrame->argument(0).isUndefined()) |
| timeStyle = styleFromArgString(arg0String, timeStyle); |
| |
| CFAbsoluteTime absoluteTime = floor(timeInMilliseconds / msPerSecond) - kCFAbsoluteTimeIntervalSince1970; |
| |
| auto formatter = adoptCF(CFDateFormatterCreate(kCFAllocatorDefault, adoptCF(CFLocaleCopyCurrent()).get(), dateStyle, timeStyle)); |
| if (useCustomFormat) |
| CFDateFormatterSetFormat(formatter.get(), customFormatString.createCFString().get()); |
| return jsNontrivialString(vm, adoptCF(CFDateFormatterCreateStringWithAbsoluteTime(kCFAllocatorDefault, formatter.get(), absoluteTime)).get()); |
| } |
| |
| #elif !UCONFIG_NO_FORMATTING |
| |
| static JSCell* formatLocaleDate(JSGlobalObject* globalObject, CallFrame*, DateInstance*, double timeInMilliseconds, LocaleDateTimeFormat format) |
| { |
| VM& vm = globalObject->vm(); |
| UDateFormatStyle timeStyle = (format != LocaleDate ? UDAT_LONG : UDAT_NONE); |
| UDateFormatStyle dateStyle = (format != LocaleTime ? UDAT_LONG : UDAT_NONE); |
| |
| UErrorCode status = U_ZERO_ERROR; |
| UDateFormat* df = udat_open(timeStyle, dateStyle, 0, 0, -1, 0, 0, &status); |
| if (!df) |
| return jsEmptyString(vm); |
| |
| UChar buffer[128]; |
| int32_t length; |
| length = udat_format(df, timeInMilliseconds, buffer, 128, 0, &status); |
| udat_close(df); |
| if (status != U_ZERO_ERROR) |
| return jsEmptyString(vm); |
| |
| return jsNontrivialString(vm, String(buffer, length)); |
| } |
| |
| #else |
| |
| static JSCell* formatLocaleDate(JSGlobalObject* globalObject, CallFrame* callFrame, const GregorianDateTime& gdt, LocaleDateTimeFormat format) |
| { |
| VM& vm = globalObject->vm(); |
| #if OS(WINDOWS) |
| SYSTEMTIME systemTime; |
| memset(&systemTime, 0, sizeof(systemTime)); |
| systemTime.wYear = gdt.year(); |
| systemTime.wMonth = gdt.month() + 1; |
| systemTime.wDay = gdt.monthDay(); |
| systemTime.wDayOfWeek = gdt.weekDay(); |
| systemTime.wHour = gdt.hour(); |
| systemTime.wMinute = gdt.minute(); |
| systemTime.wSecond = gdt.second(); |
| |
| Vector<UChar, 128> buffer; |
| size_t length = 0; |
| |
| if (format == LocaleDate) { |
| buffer.resize(GetDateFormatW(LOCALE_USER_DEFAULT, DATE_LONGDATE, &systemTime, 0, 0, 0)); |
| length = GetDateFormatW(LOCALE_USER_DEFAULT, DATE_LONGDATE, &systemTime, 0, buffer.data(), buffer.size()); |
| } else if (format == LocaleTime) { |
| buffer.resize(GetTimeFormatW(LOCALE_USER_DEFAULT, 0, &systemTime, 0, 0, 0)); |
| length = GetTimeFormatW(LOCALE_USER_DEFAULT, 0, &systemTime, 0, buffer.data(), buffer.size()); |
| } else if (format == LocaleDateAndTime) { |
| buffer.resize(GetDateFormatW(LOCALE_USER_DEFAULT, DATE_LONGDATE, &systemTime, 0, 0, 0) + GetTimeFormatW(LOCALE_USER_DEFAULT, 0, &systemTime, 0, 0, 0)); |
| length = GetDateFormatW(LOCALE_USER_DEFAULT, DATE_LONGDATE, &systemTime, 0, buffer.data(), buffer.size()); |
| if (length) { |
| buffer[length - 1] = ' '; |
| length += GetTimeFormatW(LOCALE_USER_DEFAULT, 0, &systemTime, 0, buffer.data() + length, buffer.size() - length); |
| } |
| } else |
| RELEASE_ASSERT_NOT_REACHED(); |
| |
| // Remove terminating null character. |
| if (length) |
| length--; |
| |
| return jsNontrivialString(vm, String(buffer.data(), length)); |
| |
| #else // OS(WINDOWS) |
| |
| #if HAVE(LANGINFO_H) |
| static const nl_item formats[] = { D_T_FMT, D_FMT, T_FMT }; |
| #else |
| static const char* const formatStrings[] = { "%#c", "%#x", "%X" }; |
| #endif |
| |
| // Offset year if needed |
| struct tm localTM = gdt; |
| int year = gdt.year(); |
| bool yearNeedsOffset = year < 1900 || year > 2038; |
| if (yearNeedsOffset) |
| localTM.tm_year = equivalentYearForDST(year) - 1900; |
| |
| #if HAVE(LANGINFO_H) |
| // We do not allow strftime to generate dates with 2-digits years, |
| // both to avoid ambiguity, and a crash in strncpy, for years that |
| // need offset. |
| char* formatString = strdup(nl_langinfo(formats[format])); |
| char* yPos = strchr(formatString, 'y'); |
| if (yPos) |
| *yPos = 'Y'; |
| #endif |
| |
| // Do the formatting |
| const int bufsize = 128; |
| char timebuffer[bufsize]; |
| |
| #if HAVE(LANGINFO_H) |
| size_t ret = strftime(timebuffer, bufsize, formatString, &localTM); |
| free(formatString); |
| #else |
| size_t ret = strftime(timebuffer, bufsize, formatStrings[format], &localTM); |
| #endif |
| |
| if (ret == 0) |
| return jsEmptyString(vm); |
| |
| // Copy original into the buffer |
| if (yearNeedsOffset && format != LocaleTime) { |
| static const int yearLen = 5; // FIXME will be a problem in the year 10,000 |
| char yearString[yearLen]; |
| |
| snprintf(yearString, yearLen, "%d", localTM.tm_year + 1900); |
| char* yearLocation = strstr(timebuffer, yearString); |
| snprintf(yearString, yearLen, "%d", year); |
| |
| strncpy(yearLocation, yearString, yearLen - 1); |
| } |
| |
| // Convert multi-byte result to UNICODE. |
| // If __STDC_ISO_10646__ is defined, wide character represents |
| // UTF-16 (or UTF-32) code point. In most modern Unix like system |
| // (e.g. Linux with glibc 2.2 and above) the macro is defined, |
| // and wide character represents UTF-32 code point. |
| // Here we static_cast potential UTF-32 to UTF-16, it should be |
| // safe because date and (or) time related characters in different languages |
| // should be in UNICODE BMP. If mbstowcs fails, we just fall |
| // back on using multi-byte result as-is. |
| #ifdef __STDC_ISO_10646__ |
| UChar buffer[bufsize]; |
| wchar_t tempbuffer[bufsize]; |
| size_t length = mbstowcs(tempbuffer, timebuffer, bufsize - 1); |
| if (length != static_cast<size_t>(-1)) { |
| for (size_t i = 0; i < length; ++i) |
| buffer[i] = static_cast<UChar>(tempbuffer[i]); |
| return jsNontrivialString(vm, String(buffer, length)); |
| } |
| #endif |
| |
| return jsNontrivialString(vm, timebuffer); |
| #endif // OS(WINDOWS) |
| } |
| |
| static JSCell* formatLocaleDate(JSGlobalObject* globalObject, CallFrame* callFrame, DateInstance* dateObject, double, LocaleDateTimeFormat format) |
| { |
| VM& vm = globalObject->vm(); |
| const GregorianDateTime* gregorianDateTime = dateObject->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return jsNontrivialString(vm, "Invalid Date"_s); |
| return formatLocaleDate(globalObject, callFrame, *gregorianDateTime, format); |
| } |
| |
| #endif // OS(DARWIN) && USE(CF) |
| |
| static EncodedJSValue formateDateInstance(JSGlobalObject* globalObject, CallFrame* callFrame, DateTimeFormat format, bool asUTCVariant) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = asUTCVariant |
| ? thisDateObj->gregorianDateTimeUTC(globalObject) |
| : thisDateObj->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNontrivialString(vm, String("Invalid Date"_s))); |
| |
| return JSValue::encode(jsNontrivialString(vm, formatDateTime(*gregorianDateTime, format, asUTCVariant))); |
| } |
| |
| // Converts a list of arguments sent to a Date member function into milliseconds, updating |
| // ms (representing milliseconds) and t (representing the rest of the date structure) appropriately. |
| // |
| // Format of member function: f([hour,] [min,] [sec,] [ms]) |
| static bool fillStructuresUsingTimeArgs(JSGlobalObject* globalObject, CallFrame* callFrame, int maxArgs, double* ms, GregorianDateTime* t) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| |
| double milliseconds = 0; |
| bool ok = true; |
| int idx = 0; |
| int numArgs = callFrame->argumentCount(); |
| |
| // JS allows extra trailing arguments -- ignore them |
| if (numArgs > maxArgs) |
| numArgs = maxArgs; |
| |
| // hours |
| if (maxArgs >= 4 && idx < numArgs) { |
| t->setHour(0); |
| double hours = callFrame->uncheckedArgument(idx++).toIntegerPreserveNaN(globalObject); |
| RETURN_IF_EXCEPTION(scope, false); |
| ok = std::isfinite(hours); |
| milliseconds += hours * msPerHour; |
| } |
| |
| // minutes |
| if (maxArgs >= 3 && idx < numArgs && ok) { |
| t->setMinute(0); |
| double minutes = callFrame->uncheckedArgument(idx++).toIntegerPreserveNaN(globalObject); |
| RETURN_IF_EXCEPTION(scope, false); |
| ok = std::isfinite(minutes); |
| milliseconds += minutes * msPerMinute; |
| } |
| |
| // seconds |
| if (maxArgs >= 2 && idx < numArgs && ok) { |
| t->setSecond(0); |
| double seconds = callFrame->uncheckedArgument(idx++).toIntegerPreserveNaN(globalObject); |
| RETURN_IF_EXCEPTION(scope, false); |
| ok = std::isfinite(seconds); |
| milliseconds += seconds * msPerSecond; |
| } |
| |
| if (!ok) |
| return false; |
| |
| // milliseconds |
| if (idx < numArgs) { |
| double millis = callFrame->uncheckedArgument(idx).toIntegerPreserveNaN(globalObject); |
| RETURN_IF_EXCEPTION(scope, false); |
| ok = std::isfinite(millis); |
| milliseconds += millis; |
| } else |
| milliseconds += *ms; |
| |
| *ms = milliseconds; |
| return ok; |
| } |
| |
| // Converts a list of arguments sent to a Date member function into years, months, and milliseconds, updating |
| // ms (representing milliseconds) and t (representing the rest of the date structure) appropriately. |
| // |
| // Format of member function: f([years,] [months,] [days]) |
| static bool fillStructuresUsingDateArgs(JSGlobalObject* globalObject, CallFrame* callFrame, int maxArgs, double *ms, GregorianDateTime *t) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| |
| int idx = 0; |
| bool ok = true; |
| int numArgs = callFrame->argumentCount(); |
| |
| // JS allows extra trailing arguments -- ignore them |
| if (numArgs > maxArgs) |
| numArgs = maxArgs; |
| |
| // years |
| if (maxArgs >= 3 && idx < numArgs) { |
| double years = callFrame->uncheckedArgument(idx++).toIntegerPreserveNaN(globalObject); |
| RETURN_IF_EXCEPTION(scope, false); |
| ok = std::isfinite(years); |
| t->setYear(toInt32(years)); |
| } |
| // months |
| if (maxArgs >= 2 && idx < numArgs && ok) { |
| double months = callFrame->uncheckedArgument(idx++).toIntegerPreserveNaN(globalObject); |
| RETURN_IF_EXCEPTION(scope, false); |
| ok = std::isfinite(months); |
| t->setMonth(toInt32(months)); |
| } |
| // days |
| if (idx < numArgs && ok) { |
| double days = callFrame->uncheckedArgument(idx++).toIntegerPreserveNaN(globalObject); |
| RETURN_IF_EXCEPTION(scope, false); |
| ok = std::isfinite(days); |
| t->setMonthDay(0); |
| *ms += days * msPerDay; |
| } |
| |
| return ok; |
| } |
| |
| const ClassInfo DatePrototype::s_info = {"Object", &JSNonFinalObject::s_info, &dateTable, nullptr, CREATE_METHOD_TABLE(DatePrototype)}; |
| |
| /* Source for DatePrototype.lut.h |
| @begin dateTable |
| toString dateProtoFuncToString DontEnum|Function 0 |
| toISOString dateProtoFuncToISOString DontEnum|Function 0 |
| toDateString dateProtoFuncToDateString DontEnum|Function 0 |
| toTimeString dateProtoFuncToTimeString DontEnum|Function 0 |
| toLocaleString dateProtoFuncToLocaleString DontEnum|Function 0 |
| toLocaleDateString dateProtoFuncToLocaleDateString DontEnum|Function 0 |
| toLocaleTimeString dateProtoFuncToLocaleTimeString DontEnum|Function 0 |
| valueOf dateProtoFuncGetTime DontEnum|Function 0 |
| getTime dateProtoFuncGetTime DontEnum|Function 0 |
| getFullYear dateProtoFuncGetFullYear DontEnum|Function 0 |
| getUTCFullYear dateProtoFuncGetUTCFullYear DontEnum|Function 0 |
| getMonth dateProtoFuncGetMonth DontEnum|Function 0 |
| getUTCMonth dateProtoFuncGetUTCMonth DontEnum|Function 0 |
| getDate dateProtoFuncGetDate DontEnum|Function 0 |
| getUTCDate dateProtoFuncGetUTCDate DontEnum|Function 0 |
| getDay dateProtoFuncGetDay DontEnum|Function 0 |
| getUTCDay dateProtoFuncGetUTCDay DontEnum|Function 0 |
| getHours dateProtoFuncGetHours DontEnum|Function 0 |
| getUTCHours dateProtoFuncGetUTCHours DontEnum|Function 0 |
| getMinutes dateProtoFuncGetMinutes DontEnum|Function 0 |
| getUTCMinutes dateProtoFuncGetUTCMinutes DontEnum|Function 0 |
| getSeconds dateProtoFuncGetSeconds DontEnum|Function 0 |
| getUTCSeconds dateProtoFuncGetUTCSeconds DontEnum|Function 0 |
| getMilliseconds dateProtoFuncGetMilliSeconds DontEnum|Function 0 |
| getUTCMilliseconds dateProtoFuncGetUTCMilliseconds DontEnum|Function 0 |
| getTimezoneOffset dateProtoFuncGetTimezoneOffset DontEnum|Function 0 |
| setTime dateProtoFuncSetTime DontEnum|Function 1 |
| setMilliseconds dateProtoFuncSetMilliSeconds DontEnum|Function 1 |
| setUTCMilliseconds dateProtoFuncSetUTCMilliseconds DontEnum|Function 1 |
| setSeconds dateProtoFuncSetSeconds DontEnum|Function 2 |
| setUTCSeconds dateProtoFuncSetUTCSeconds DontEnum|Function 2 |
| setMinutes dateProtoFuncSetMinutes DontEnum|Function 3 |
| setUTCMinutes dateProtoFuncSetUTCMinutes DontEnum|Function 3 |
| setHours dateProtoFuncSetHours DontEnum|Function 4 |
| setUTCHours dateProtoFuncSetUTCHours DontEnum|Function 4 |
| setDate dateProtoFuncSetDate DontEnum|Function 1 |
| setUTCDate dateProtoFuncSetUTCDate DontEnum|Function 1 |
| setMonth dateProtoFuncSetMonth DontEnum|Function 2 |
| setUTCMonth dateProtoFuncSetUTCMonth DontEnum|Function 2 |
| setFullYear dateProtoFuncSetFullYear DontEnum|Function 3 |
| setUTCFullYear dateProtoFuncSetUTCFullYear DontEnum|Function 3 |
| setYear dateProtoFuncSetYear DontEnum|Function 1 |
| getYear dateProtoFuncGetYear DontEnum|Function 0 |
| toJSON dateProtoFuncToJSON DontEnum|Function 1 |
| @end |
| */ |
| |
| // ECMA 15.9.4 |
| |
| DatePrototype::DatePrototype(VM& vm, Structure* structure) |
| : Base(vm, structure) |
| { |
| } |
| |
| void DatePrototype::finishCreation(VM& vm, JSGlobalObject* globalObject) |
| { |
| Base::finishCreation(vm); |
| ASSERT(inherits(vm, info())); |
| |
| Identifier toUTCStringName = Identifier::fromString(vm, "toUTCString"_s); |
| JSFunction* toUTCStringFunction = JSFunction::create(vm, globalObject, 0, toUTCStringName.string(), dateProtoFuncToUTCString); |
| putDirectWithoutTransition(vm, toUTCStringName, toUTCStringFunction, static_cast<unsigned>(PropertyAttribute::DontEnum)); |
| putDirectWithoutTransition(vm, Identifier::fromString(vm, "toGMTString"_s), toUTCStringFunction, static_cast<unsigned>(PropertyAttribute::DontEnum)); |
| |
| #if ENABLE(INTL) |
| JSC_BUILTIN_FUNCTION_WITHOUT_TRANSITION("toLocaleString", datePrototypeToLocaleStringCodeGenerator, static_cast<unsigned>(PropertyAttribute::DontEnum)); |
| JSC_BUILTIN_FUNCTION_WITHOUT_TRANSITION("toLocaleDateString", datePrototypeToLocaleDateStringCodeGenerator, static_cast<unsigned>(PropertyAttribute::DontEnum)); |
| JSC_BUILTIN_FUNCTION_WITHOUT_TRANSITION("toLocaleTimeString", datePrototypeToLocaleTimeStringCodeGenerator, static_cast<unsigned>(PropertyAttribute::DontEnum)); |
| #endif |
| |
| JSFunction* toPrimitiveFunction = JSFunction::create(vm, globalObject, 1, "[Symbol.toPrimitive]"_s, dateProtoFuncToPrimitiveSymbol, NoIntrinsic); |
| putDirectWithoutTransition(vm, vm.propertyNames->toPrimitiveSymbol, toPrimitiveFunction, PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly); |
| |
| // The constructor will be added later, after DateConstructor has been built. |
| } |
| |
| // Functions |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToString(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| const bool asUTCVariant = false; |
| return formateDateInstance(globalObject, callFrame, DateTimeFormatDateAndTime, asUTCVariant); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToUTCString(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| const bool asUTCVariant = true; |
| return formateDateInstance(globalObject, callFrame, DateTimeFormatDateAndTime, asUTCVariant); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToISOString(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| if (!std::isfinite(thisDateObj->internalNumber())) |
| return throwVMError(globalObject, scope, createRangeError(globalObject, "Invalid Date"_s)); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTimeUTC(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNontrivialString(vm, String("Invalid Date"_s))); |
| // Maximum amount of space we need in buffer: 7 (max. digits in year) + 2 * 5 (2 characters each for month, day, hour, minute, second) + 4 (. + 3 digits for milliseconds) |
| // 6 for formatting and one for null termination = 28. We add one extra character to allow us to force null termination. |
| char buffer[28]; |
| // If the year is outside the bounds of 0 and 9999 inclusive we want to use the extended year format (ES 15.9.1.15.1). |
| int ms = static_cast<int>(fmod(thisDateObj->internalNumber(), msPerSecond)); |
| if (ms < 0) |
| ms += msPerSecond; |
| |
| int charactersWritten; |
| if (gregorianDateTime->year() > 9999 || gregorianDateTime->year() < 0) |
| charactersWritten = snprintf(buffer, sizeof(buffer), "%+07d-%02d-%02dT%02d:%02d:%02d.%03dZ", gregorianDateTime->year(), gregorianDateTime->month() + 1, gregorianDateTime->monthDay(), gregorianDateTime->hour(), gregorianDateTime->minute(), gregorianDateTime->second(), ms); |
| else |
| charactersWritten = snprintf(buffer, sizeof(buffer), "%04d-%02d-%02dT%02d:%02d:%02d.%03dZ", gregorianDateTime->year(), gregorianDateTime->month() + 1, gregorianDateTime->monthDay(), gregorianDateTime->hour(), gregorianDateTime->minute(), gregorianDateTime->second(), ms); |
| |
| ASSERT(charactersWritten > 0 && static_cast<unsigned>(charactersWritten) < sizeof(buffer)); |
| if (static_cast<unsigned>(charactersWritten) >= sizeof(buffer)) |
| return JSValue::encode(jsEmptyString(vm)); |
| |
| return JSValue::encode(jsNontrivialString(vm, String(buffer, charactersWritten))); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToDateString(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| const bool asUTCVariant = false; |
| return formateDateInstance(globalObject, callFrame, DateTimeFormatDate, asUTCVariant); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToTimeString(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| const bool asUTCVariant = false; |
| return formateDateInstance(globalObject, callFrame, DateTimeFormatTime, asUTCVariant); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToLocaleString(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| return JSValue::encode(formatLocaleDate(globalObject, callFrame, thisDateObj, thisDateObj->internalNumber(), LocaleDateAndTime)); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToLocaleDateString(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| return JSValue::encode(formatLocaleDate(globalObject, callFrame, thisDateObj, thisDateObj->internalNumber(), LocaleDate)); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToLocaleTimeString(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| return JSValue::encode(formatLocaleDate(globalObject, callFrame, thisDateObj, thisDateObj->internalNumber(), LocaleTime)); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToPrimitiveSymbol(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| if (!thisValue.isObject()) |
| return throwVMTypeError(globalObject, scope, "Date.prototype[Symbol.toPrimitive] expected |this| to be an object."); |
| JSObject* thisObject = jsCast<JSObject*>(thisValue); |
| |
| if (!callFrame->argumentCount()) |
| return throwVMTypeError(globalObject, scope, "Date.prototype[Symbol.toPrimitive] expected a first argument."); |
| |
| JSValue hintValue = callFrame->uncheckedArgument(0); |
| PreferredPrimitiveType type = toPreferredPrimitiveType(globalObject, hintValue); |
| RETURN_IF_EXCEPTION(scope, encodedJSValue()); |
| |
| if (type == NoPreference) |
| type = PreferString; |
| |
| RELEASE_AND_RETURN(scope, JSValue::encode(thisObject->ordinaryToPrimitive(globalObject, type))); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetTime(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| return JSValue::encode(jsNumber(thisDateObj->internalNumber())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetFullYear(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->year())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCFullYear(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTimeUTC(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->year())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetMonth(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->month())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCMonth(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTimeUTC(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->month())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetDate(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->monthDay())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCDate(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTimeUTC(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->monthDay())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetDay(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->weekDay())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCDay(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTimeUTC(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->weekDay())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetHours(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->hour())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCHours(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTimeUTC(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->hour())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetMinutes(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->minute())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCMinutes(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTimeUTC(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->minute())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetSeconds(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->second())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCSeconds(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTimeUTC(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->second())); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetMilliSeconds(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| double milli = thisDateObj->internalNumber(); |
| if (std::isnan(milli)) |
| return JSValue::encode(jsNaN()); |
| |
| double secs = floor(milli / msPerSecond); |
| double ms = milli - secs * msPerSecond; |
| return JSValue::encode(jsNumber(ms)); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetUTCMilliseconds(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| double milli = thisDateObj->internalNumber(); |
| if (std::isnan(milli)) |
| return JSValue::encode(jsNaN()); |
| |
| double secs = floor(milli / msPerSecond); |
| double ms = milli - secs * msPerSecond; |
| return JSValue::encode(jsNumber(ms)); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetTimezoneOffset(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(-gregorianDateTime->utcOffset() / minutesPerHour)); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetTime(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| double milli = timeClip(callFrame->argument(0).toNumber(globalObject)); |
| RETURN_IF_EXCEPTION(scope, encodedJSValue()); |
| thisDateObj->setInternalNumber(milli); |
| return JSValue::encode(jsNumber(milli)); |
| } |
| |
| static EncodedJSValue setNewValueFromTimeArgs(JSGlobalObject* globalObject, CallFrame* callFrame, int numArgsToUse, WTF::TimeType inputTimeType) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| double milli = thisDateObj->internalNumber(); |
| |
| if (!callFrame->argumentCount() || std::isnan(milli)) { |
| thisDateObj->setInternalNumber(PNaN); |
| return JSValue::encode(jsNaN()); |
| } |
| |
| double secs = floor(milli / msPerSecond); |
| double ms = milli - secs * msPerSecond; |
| |
| const GregorianDateTime* other = inputTimeType == WTF::UTCTime |
| ? thisDateObj->gregorianDateTimeUTC(globalObject) |
| : thisDateObj->gregorianDateTime(globalObject); |
| if (!other) |
| return JSValue::encode(jsNaN()); |
| |
| GregorianDateTime gregorianDateTime; |
| gregorianDateTime.copyFrom(*other); |
| bool success = fillStructuresUsingTimeArgs(globalObject, callFrame, numArgsToUse, &ms, &gregorianDateTime); |
| RETURN_IF_EXCEPTION(scope, encodedJSValue()); |
| if (!success) { |
| thisDateObj->setInternalNumber(PNaN); |
| return JSValue::encode(jsNaN()); |
| } |
| |
| double newUTCDate = gregorianDateTimeToMS(vm, gregorianDateTime, ms, inputTimeType); |
| double result = timeClip(newUTCDate); |
| thisDateObj->setInternalNumber(result); |
| return JSValue::encode(jsNumber(result)); |
| } |
| |
| static EncodedJSValue setNewValueFromDateArgs(JSGlobalObject* globalObject, CallFrame* callFrame, int numArgsToUse, WTF::TimeType inputTimeType) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| if (!callFrame->argumentCount()) { |
| thisDateObj->setInternalNumber(PNaN); |
| return JSValue::encode(jsNaN()); |
| } |
| |
| double milli = thisDateObj->internalNumber(); |
| double ms = 0; |
| |
| GregorianDateTime gregorianDateTime; |
| if (numArgsToUse == 3 && std::isnan(milli)) |
| msToGregorianDateTime(vm, 0, WTF::UTCTime, gregorianDateTime); |
| else { |
| ms = milli - floor(milli / msPerSecond) * msPerSecond; |
| const GregorianDateTime* other = inputTimeType == WTF::UTCTime |
| ? thisDateObj->gregorianDateTimeUTC(globalObject) |
| : thisDateObj->gregorianDateTime(globalObject); |
| if (!other) |
| return JSValue::encode(jsNaN()); |
| gregorianDateTime.copyFrom(*other); |
| } |
| |
| bool success = fillStructuresUsingDateArgs(globalObject, callFrame, numArgsToUse, &ms, &gregorianDateTime); |
| RETURN_IF_EXCEPTION(scope, encodedJSValue()); |
| if (!success) { |
| thisDateObj->setInternalNumber(PNaN); |
| return JSValue::encode(jsNaN()); |
| } |
| |
| double newUTCDate = gregorianDateTimeToMS(vm, gregorianDateTime, ms, inputTimeType); |
| double result = timeClip(newUTCDate); |
| thisDateObj->setInternalNumber(result); |
| return JSValue::encode(jsNumber(result)); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetMilliSeconds(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 1, WTF::LocalTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCMilliseconds(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 1, WTF::UTCTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetSeconds(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 2, WTF::LocalTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCSeconds(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 2, WTF::UTCTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetMinutes(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 3, WTF::LocalTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCMinutes(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 3, WTF::UTCTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetHours(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 4, WTF::LocalTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCHours(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 4, WTF::UTCTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetDate(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 1, WTF::LocalTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCDate(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 1, WTF::UTCTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetMonth(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 2, WTF::LocalTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCMonth(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 2, WTF::UTCTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetFullYear(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 3, WTF::LocalTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetUTCFullYear(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 3, WTF::UTCTime); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncSetYear(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| if (!callFrame->argumentCount()) { |
| thisDateObj->setInternalNumber(PNaN); |
| return JSValue::encode(jsNaN()); |
| } |
| |
| double milli = thisDateObj->internalNumber(); |
| double ms = 0; |
| |
| GregorianDateTime gregorianDateTime; |
| if (std::isnan(milli)) |
| // Based on ECMA 262 B.2.5 (setYear) |
| // the time must be reset to +0 if it is NaN. |
| msToGregorianDateTime(vm, 0, WTF::UTCTime, gregorianDateTime); |
| else { |
| double secs = floor(milli / msPerSecond); |
| ms = milli - secs * msPerSecond; |
| if (const GregorianDateTime* other = thisDateObj->gregorianDateTime(globalObject)) |
| gregorianDateTime.copyFrom(*other); |
| } |
| |
| double year = callFrame->argument(0).toIntegerPreserveNaN(globalObject); |
| RETURN_IF_EXCEPTION(scope, encodedJSValue()); |
| if (!std::isfinite(year)) { |
| thisDateObj->setInternalNumber(PNaN); |
| return JSValue::encode(jsNaN()); |
| } |
| |
| gregorianDateTime.setYear(toInt32((year >= 0 && year <= 99) ? (year + 1900) : year)); |
| double timeInMilliseconds = gregorianDateTimeToMS(vm, gregorianDateTime, ms, WTF::LocalTime); |
| double result = timeClip(timeInMilliseconds); |
| thisDateObj->setInternalNumber(result); |
| return JSValue::encode(jsNumber(result)); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncGetYear(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTime(globalObject); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| |
| // NOTE: IE returns the full year even in getYear. |
| return JSValue::encode(jsNumber(gregorianDateTime->year() - 1900)); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL dateProtoFuncToJSON(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue(); |
| JSObject* object = thisValue.toObject(globalObject); |
| RETURN_IF_EXCEPTION(scope, encodedJSValue()); |
| |
| JSValue timeValue = object->toPrimitive(globalObject, PreferNumber); |
| RETURN_IF_EXCEPTION(scope, encodedJSValue()); |
| if (timeValue.isNumber() && !std::isfinite(timeValue.asNumber())) |
| return JSValue::encode(jsNull()); |
| |
| JSValue toISOValue = object->get(globalObject, vm.propertyNames->toISOString); |
| RETURN_IF_EXCEPTION(scope, encodedJSValue()); |
| |
| CallData callData; |
| CallType callType = getCallData(vm, toISOValue, callData); |
| if (callType == CallType::None) |
| return throwVMTypeError(globalObject, scope, "toISOString is not a function"_s); |
| |
| JSValue result = call(globalObject, asObject(toISOValue), callType, callData, object, *vm.emptyList); |
| RETURN_IF_EXCEPTION(scope, encodedJSValue()); |
| return JSValue::encode(result); |
| } |
| |
| } // namespace JSC |