| /* |
| * Copyright (C) 1999-2000 Harri Porten (porten@kde.org) |
| * Copyright (C) 2004-2020 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 "IntegrityInlines.h" |
| #include "JSCBuiltins.h" |
| #include "JSCInlines.h" |
| #include "JSDateMath.h" |
| #include "JSGlobalObject.h" |
| #include "JSObject.h" |
| #include "JSString.h" |
| #include <wtf/Assertions.h> |
| |
| namespace JSC { |
| |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetDate); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetDay); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetFullYear); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetHours); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetMilliSeconds); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetMinutes); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetMonth); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetSeconds); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetTimezoneOffset); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetUTCDate); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetUTCDay); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetUTCFullYear); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetUTCHours); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetUTCMilliseconds); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetUTCMinutes); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetUTCMonth); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetUTCSeconds); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncGetYear); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetDate); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetFullYear); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetHours); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetMilliSeconds); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetMinutes); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetMonth); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetSeconds); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetTime); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetUTCDate); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetUTCFullYear); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetUTCHours); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetUTCMilliseconds); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetUTCMinutes); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetUTCMonth); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetUTCSeconds); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncSetYear); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncToDateString); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncToPrimitiveSymbol); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncToString); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncToTimeString); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncToUTCString); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncToISOString); |
| static JSC_DECLARE_HOST_FUNCTION(dateProtoFuncToJSON); |
| |
| } |
| |
| #include "DatePrototype.lut.h" |
| |
| namespace JSC { |
| |
| static EncodedJSValue formateDateInstance(JSGlobalObject* globalObject, CallFrame* callFrame, DateTimeFormat format, bool asUTCVariant) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| auto& cache = vm.dateCache; |
| |
| JSValue thisValue = callFrame->thisValue(); |
| auto* thisDateObj = jsDynamicCast<DateInstance*>(vm, thisValue); |
| if (UNLIKELY(!thisDateObj)) |
| return throwVMTypeError(globalObject, scope); |
| |
| Integrity::auditStructureID(vm, thisDateObj->structureID()); |
| const GregorianDateTime* gregorianDateTime = asUTCVariant |
| ? thisDateObj->gregorianDateTimeUTC(cache) |
| : thisDateObj->gregorianDateTime(cache); |
| 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", &Base::s_info, &datePrototypeTable, nullptr, CREATE_METHOD_TABLE(DatePrototype)}; |
| |
| /* Source for DatePrototype.lut.h |
| @begin datePrototypeTable |
| toString dateProtoFuncToString DontEnum|Function 0 |
| toISOString dateProtoFuncToISOString DontEnum|Function 0 |
| toDateString dateProtoFuncToDateString DontEnum|Function 0 |
| toTimeString dateProtoFuncToTimeString DontEnum|Function 0 |
| toLocaleString JSBuiltin DontEnum|Function 0 |
| toLocaleDateString JSBuiltin DontEnum|Function 0 |
| toLocaleTimeString JSBuiltin DontEnum|Function 0 |
| valueOf dateProtoFuncGetTime DontEnum|Function 0 DatePrototypeGetTimeIntrinsic |
| getTime dateProtoFuncGetTime DontEnum|Function 0 DatePrototypeGetTimeIntrinsic |
| getFullYear dateProtoFuncGetFullYear DontEnum|Function 0 DatePrototypeGetFullYearIntrinsic |
| getUTCFullYear dateProtoFuncGetUTCFullYear DontEnum|Function 0 DatePrototypeGetUTCFullYearIntrinsic |
| getMonth dateProtoFuncGetMonth DontEnum|Function 0 DatePrototypeGetMonthIntrinsic |
| getUTCMonth dateProtoFuncGetUTCMonth DontEnum|Function 0 DatePrototypeGetUTCMonthIntrinsic |
| getDate dateProtoFuncGetDate DontEnum|Function 0 DatePrototypeGetDateIntrinsic |
| getUTCDate dateProtoFuncGetUTCDate DontEnum|Function 0 DatePrototypeGetUTCDateIntrinsic |
| getDay dateProtoFuncGetDay DontEnum|Function 0 DatePrototypeGetDayIntrinsic |
| getUTCDay dateProtoFuncGetUTCDay DontEnum|Function 0 DatePrototypeGetUTCDayIntrinsic |
| getHours dateProtoFuncGetHours DontEnum|Function 0 DatePrototypeGetHoursIntrinsic |
| getUTCHours dateProtoFuncGetUTCHours DontEnum|Function 0 DatePrototypeGetUTCHoursIntrinsic |
| getMinutes dateProtoFuncGetMinutes DontEnum|Function 0 DatePrototypeGetMinutesIntrinsic |
| getUTCMinutes dateProtoFuncGetUTCMinutes DontEnum|Function 0 DatePrototypeGetUTCMinutesIntrinsic |
| getSeconds dateProtoFuncGetSeconds DontEnum|Function 0 DatePrototypeGetSecondsIntrinsic |
| getUTCSeconds dateProtoFuncGetUTCSeconds DontEnum|Function 0 DatePrototypeGetUTCSecondsIntrinsic |
| getMilliseconds dateProtoFuncGetMilliSeconds DontEnum|Function 0 DatePrototypeGetMillisecondsIntrinsic |
| getUTCMilliseconds dateProtoFuncGetUTCMilliseconds DontEnum|Function 0 DatePrototypeGetUTCMillisecondsIntrinsic |
| getTimezoneOffset dateProtoFuncGetTimezoneOffset DontEnum|Function 0 DatePrototypeGetTimezoneOffsetIntrinsic |
| getYear dateProtoFuncGetYear DontEnum|Function 0 DatePrototypeGetYearIntrinsic |
| 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 |
| 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)); |
| |
| 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 |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncToString, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| const bool asUTCVariant = false; |
| return formateDateInstance(globalObject, callFrame, DateTimeFormatDateAndTime, asUTCVariant); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncToUTCString, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| const bool asUTCVariant = true; |
| return formateDateInstance(globalObject, callFrame, DateTimeFormatDateAndTime, asUTCVariant); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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); |
| |
| Integrity::auditStructureID(vm, thisDateObj->structureID()); |
| if (!std::isfinite(thisDateObj->internalNumber())) |
| return throwVMError(globalObject, scope, createRangeError(globalObject, "Invalid Date"_s)); |
| |
| const GregorianDateTime* gregorianDateTime = thisDateObj->gregorianDateTimeUTC(vm.dateCache); |
| 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))); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncToDateString, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| const bool asUTCVariant = false; |
| return formateDateInstance(globalObject, callFrame, DateTimeFormatDate, asUTCVariant); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncToTimeString, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| const bool asUTCVariant = false; |
| return formateDateInstance(globalObject, callFrame, DateTimeFormatTime, asUTCVariant); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncToPrimitiveSymbol, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue().toThis(globalObject, ECMAMode::strict()); |
| if (!thisValue.isObject()) |
| return throwVMTypeError(globalObject, scope, "Date.prototype[Symbol.toPrimitive] expected |this| to be an object."); |
| JSObject* thisObject = jsCast<JSObject*>(thisValue); |
| Integrity::auditStructureID(vm, thisObject->structureID()); |
| |
| 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))); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->year())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->year())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->month())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->month())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->monthDay())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->monthDay())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->weekDay())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->weekDay())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->hour())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->hour())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->minute())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->minute())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->second())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(gregorianDateTime->second())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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; |
| // Since timeClip makes internalNumber integer milliseconds, this result is always int32_t. |
| return JSValue::encode(jsNumber(static_cast<int32_t>(ms))); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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; |
| // Since timeClip makes internalNumber integer milliseconds, this result is always int32_t. |
| return JSValue::encode(jsNumber(static_cast<int32_t>(ms))); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| return JSValue::encode(jsNumber(-gregorianDateTime->utcOffsetInMinute())); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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); |
| auto& cache = vm.dateCache; |
| |
| 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(cache) |
| : thisDateObj->gregorianDateTime(cache); |
| if (!other) |
| return JSValue::encode(jsNaN()); |
| |
| GregorianDateTime gregorianDateTime(*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 = cache.gregorianDateTimeToMS(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); |
| auto& cache = vm.dateCache; |
| |
| 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)) |
| cache.msToGregorianDateTime(0, WTF::UTCTime, gregorianDateTime); |
| else { |
| ms = milli - floor(milli / msPerSecond) * msPerSecond; |
| const GregorianDateTime* other = inputTimeType == WTF::UTCTime |
| ? thisDateObj->gregorianDateTimeUTC(cache) |
| : thisDateObj->gregorianDateTime(cache); |
| if (!other) |
| return JSValue::encode(jsNaN()); |
| gregorianDateTime = *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 = cache.gregorianDateTimeToMS(gregorianDateTime, ms, inputTimeType); |
| double result = timeClip(newUTCDate); |
| thisDateObj->setInternalNumber(result); |
| return JSValue::encode(jsNumber(result)); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetMilliSeconds, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 1, WTF::LocalTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetUTCMilliseconds, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 1, WTF::UTCTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetSeconds, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 2, WTF::LocalTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetUTCSeconds, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 2, WTF::UTCTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetMinutes, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 3, WTF::LocalTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetUTCMinutes, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 3, WTF::UTCTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetHours, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 4, WTF::LocalTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetUTCHours, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromTimeArgs(globalObject, callFrame, 4, WTF::UTCTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetDate, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 1, WTF::LocalTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetUTCDate, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 1, WTF::UTCTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetMonth, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 2, WTF::LocalTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetUTCMonth, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 2, WTF::UTCTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetFullYear, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 3, WTF::LocalTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetUTCFullYear, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| return setNewValueFromDateArgs(globalObject, callFrame, 3, WTF::UTCTime); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncSetYear, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| auto& cache = vm.dateCache; |
| |
| 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. |
| cache.msToGregorianDateTime(0, WTF::UTCTime, gregorianDateTime); |
| else { |
| double secs = floor(milli / msPerSecond); |
| ms = milli - secs * msPerSecond; |
| if (const GregorianDateTime* other = thisDateObj->gregorianDateTime(cache)) |
| gregorianDateTime = *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 = cache.gregorianDateTimeToMS(gregorianDateTime, ms, WTF::LocalTime); |
| double result = timeClip(timeInMilliseconds); |
| thisDateObj->setInternalNumber(result); |
| return JSValue::encode(jsNumber(result)); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(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(vm.dateCache); |
| if (!gregorianDateTime) |
| return JSValue::encode(jsNaN()); |
| |
| // NOTE: IE returns the full year even in getYear. |
| return JSValue::encode(jsNumber(gregorianDateTime->year() - 1900)); |
| } |
| |
| JSC_DEFINE_HOST_FUNCTION(dateProtoFuncToJSON, (JSGlobalObject* globalObject, CallFrame* callFrame)) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| JSValue thisValue = callFrame->thisValue().toThis(globalObject, ECMAMode::strict()); |
| 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()); |
| |
| auto callData = getCallData(vm, toISOValue); |
| if (callData.type == CallData::Type::None) |
| return throwVMTypeError(globalObject, scope, "toISOString is not a function"_s); |
| |
| JSValue result = call(globalObject, asObject(toISOValue), callData, object, *vm.emptyList); |
| RETURN_IF_EXCEPTION(scope, encodedJSValue()); |
| return JSValue::encode(result); |
| } |
| |
| } // namespace JSC |
