JSValue IntlDateTimeFormat::format(ExecState& exec, double value)
{
VM& vm = exec.vm();
auto scope = DECLARE_THROW_SCOPE(vm);
// 12.3.4 FormatDateTime abstract operation (ECMA-402 2.0)
if (!m_initializedDateTimeFormat) {
initializeDateTimeFormat(exec, jsUndefined(), jsUndefined());
ASSERT(!scope.exception());
}
// 1. If x is not a finite Number, then throw a RangeError exception.
if (!std::isfinite(value))
return throwRangeError(&exec, scope, ASCIILiteral("date value is not finite in DateTimeFormat format()"));
// Delegate remaining steps to ICU.
UErrorCode status = U_ZERO_ERROR;
Vector<UChar, 32> result(32);
auto resultLength = udat_format(m_dateFormat.get(), value, result.data(), result.size(), nullptr, &status);
if (status == U_BUFFER_OVERFLOW_ERROR) {
status = U_ZERO_ERROR;
result.grow(resultLength);
udat_format(m_dateFormat.get(), value, result.data(), resultLength, nullptr, &status);
}
if (U_FAILURE(status))
return throwTypeError(&exec, scope, ASCIILiteral("failed to format date value"));
return jsString(&exec, String(result.data(), resultLength));
}
JSObject* IntlDateTimeFormat::resolvedOptions(ExecState& exec)
{
VM& vm = exec.vm();
auto scope = DECLARE_THROW_SCOPE(vm);
// 12.3.5 Intl.DateTimeFormat.prototype.resolvedOptions() (ECMA-402 2.0)
// The function returns a new object whose properties and attributes are set as if constructed by an object literal assigning to each of the following properties the value of the corresponding internal slot of this DateTimeFormat object (see 12.4): locale, calendar, numberingSystem, timeZone, hour12, weekday, era, year, month, day, hour, minute, second, and timeZoneName. Properties whose corresponding internal slots are not present are not assigned.
// Note: In this version of the ECMAScript 2015 Internationalization API, the timeZone property will be the name of the default time zone if no timeZone property was provided in the options object provided to the Intl.DateTimeFormat constructor. The previous version left the timeZone property undefined in this case.
if (!m_initializedDateTimeFormat) {
initializeDateTimeFormat(exec, jsUndefined(), jsUndefined());
ASSERT_UNUSED(scope, !scope.exception());
}
JSObject* options = constructEmptyObject(&exec);
options->putDirect(vm, vm.propertyNames->locale, jsNontrivialString(&exec, m_locale));
options->putDirect(vm, vm.propertyNames->calendar, jsNontrivialString(&exec, m_calendar));
options->putDirect(vm, vm.propertyNames->numberingSystem, jsNontrivialString(&exec, m_numberingSystem));
options->putDirect(vm, vm.propertyNames->timeZone, jsNontrivialString(&exec, m_timeZone));
if (m_weekday != Weekday::None)
options->putDirect(vm, vm.propertyNames->weekday, jsNontrivialString(&exec, ASCIILiteral(weekdayString(m_weekday))));
if (m_era != Era::None)
options->putDirect(vm, vm.propertyNames->era, jsNontrivialString(&exec, ASCIILiteral(eraString(m_era))));
if (m_year != Year::None)
options->putDirect(vm, vm.propertyNames->year, jsNontrivialString(&exec, ASCIILiteral(yearString(m_year))));
if (m_month != Month::None)
options->putDirect(vm, vm.propertyNames->month, jsNontrivialString(&exec, ASCIILiteral(monthString(m_month))));
if (m_day != Day::None)
options->putDirect(vm, vm.propertyNames->day, jsNontrivialString(&exec, ASCIILiteral(dayString(m_day))));
if (m_hour != Hour::None) {
options->putDirect(vm, vm.propertyNames->hour, jsNontrivialString(&exec, ASCIILiteral(hourString(m_hour))));
options->putDirect(vm, vm.propertyNames->hour12, jsBoolean(m_hour12));
}
if (m_minute != Minute::None)
options->putDirect(vm, vm.propertyNames->minute, jsNontrivialString(&exec, ASCIILiteral(minuteString(m_minute))));
if (m_second != Second::None)
options->putDirect(vm, vm.propertyNames->second, jsNontrivialString(&exec, ASCIILiteral(secondString(m_second))));
if (m_timeZoneName != TimeZoneName::None)
options->putDirect(vm, vm.propertyNames->timeZoneName, jsNontrivialString(&exec, ASCIILiteral(timeZoneNameString(m_timeZoneName))));
return options;
}
const Vector<String>& LocaleICU::timeAMPMLabels()
{
initializeDateTimeFormat();
return m_timeAMPMLabels;
}
String LocaleICU::dateTimeFormatWithoutSeconds()
{
initializeDateTimeFormat();
return m_dateTimeFormatWithoutSeconds;
}
String LocaleICU::shortTimeFormat()
{
initializeDateTimeFormat();
return m_timeFormatWithoutSeconds;
}
String LocaleICU::shortTimeFormat()
{
initializeDateTimeFormat();
return m_localizedShortTimeFormatText;
}
