1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 // limitations under the License.
8 #include "unicode/brkiter.h"
9 #include "unicode/calendar.h"
10 #include "unicode/coll.h"
11 #include "unicode/curramt.h"
12 #include "unicode/dcfmtsym.h"
13 #include "unicode/decimfmt.h"
14 #include "unicode/dtfmtsym.h"
15 #include "unicode/dtptngen.h"
16 #include "unicode/locid.h"
17 #include "unicode/numfmt.h"
18 #include "unicode/numsys.h"
19 #include "unicode/rbbi.h"
20 #include "unicode/smpdtfmt.h"
21 #include "unicode/timezone.h"
22 #include "unicode/uchar.h"
23 #include "unicode/ucol.h"
24 #include "unicode/ucurr.h"
25 #include "unicode/unum.h"
26 #include "unicode/uversion.h"
33 bool ExtractStringSetting(Isolate* isolate,
34 Handle<JSObject> options,
36 icu::UnicodeString* setting) {
37 Handle<String> str = isolate->factory()->NewStringFromAsciiChecked(key);
38 Handle<Object> object = Object::GetProperty(options, str).ToHandleChecked();
39 if (object->IsString()) {
40 v8::String::Utf8Value utf8_string(
41 v8::Utils::ToLocal(Handle<String>::cast(object)));
42 *setting = icu::UnicodeString::fromUTF8(*utf8_string);
49 bool ExtractIntegerSetting(Isolate* isolate,
50 Handle<JSObject> options,
53 Handle<String> str = isolate->factory()->NewStringFromAsciiChecked(key);
54 Handle<Object> object = Object::GetProperty(options, str).ToHandleChecked();
55 if (object->IsNumber()) {
56 object->ToInt32(value);
63 bool ExtractBooleanSetting(Isolate* isolate,
64 Handle<JSObject> options,
67 Handle<String> str = isolate->factory()->NewStringFromAsciiChecked(key);
68 Handle<Object> object = Object::GetProperty(options, str).ToHandleChecked();
69 if (object->IsBoolean()) {
70 *value = object->BooleanValue();
77 icu::SimpleDateFormat* CreateICUDateFormat(
79 const icu::Locale& icu_locale,
80 Handle<JSObject> options) {
81 // Create time zone as specified by the user. We have to re-create time zone
82 // since calendar takes ownership.
83 icu::TimeZone* tz = NULL;
84 icu::UnicodeString timezone;
85 if (ExtractStringSetting(isolate, options, "timeZone", &timezone)) {
86 tz = icu::TimeZone::createTimeZone(timezone);
88 tz = icu::TimeZone::createDefault();
91 // Create a calendar using locale, and apply time zone to it.
92 UErrorCode status = U_ZERO_ERROR;
93 icu::Calendar* calendar =
94 icu::Calendar::createInstance(tz, icu_locale, status);
96 // Make formatter from skeleton. Calendar and numbering system are added
97 // to the locale as Unicode extension (if they were specified at all).
98 icu::SimpleDateFormat* date_format = NULL;
99 icu::UnicodeString skeleton;
100 if (ExtractStringSetting(isolate, options, "skeleton", &skeleton)) {
101 icu::DateTimePatternGenerator* generator =
102 icu::DateTimePatternGenerator::createInstance(icu_locale, status);
103 icu::UnicodeString pattern;
104 if (U_SUCCESS(status)) {
105 pattern = generator->getBestPattern(skeleton, status);
109 date_format = new icu::SimpleDateFormat(pattern, icu_locale, status);
110 if (U_SUCCESS(status)) {
111 date_format->adoptCalendar(calendar);
115 if (U_FAILURE(status)) {
125 void SetResolvedDateSettings(Isolate* isolate,
126 const icu::Locale& icu_locale,
127 icu::SimpleDateFormat* date_format,
128 Handle<JSObject> resolved) {
129 Factory* factory = isolate->factory();
130 UErrorCode status = U_ZERO_ERROR;
131 icu::UnicodeString pattern;
132 date_format->toPattern(pattern);
133 JSObject::SetProperty(
134 resolved, factory->NewStringFromStaticChars("pattern"),
135 factory->NewStringFromTwoByte(
136 Vector<const uint16_t>(
137 reinterpret_cast<const uint16_t*>(pattern.getBuffer()),
138 pattern.length())).ToHandleChecked(),
141 // Set time zone and calendar.
142 const icu::Calendar* calendar = date_format->getCalendar();
143 const char* calendar_name = calendar->getType();
144 JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("calendar"),
145 factory->NewStringFromAsciiChecked(calendar_name),
148 const icu::TimeZone& tz = calendar->getTimeZone();
149 icu::UnicodeString time_zone;
152 icu::UnicodeString canonical_time_zone;
153 icu::TimeZone::getCanonicalID(time_zone, canonical_time_zone, status);
154 if (U_SUCCESS(status)) {
155 if (canonical_time_zone == UNICODE_STRING_SIMPLE("Etc/GMT")) {
156 JSObject::SetProperty(
157 resolved, factory->NewStringFromStaticChars("timeZone"),
158 factory->NewStringFromStaticChars("UTC"), SLOPPY).Assert();
160 JSObject::SetProperty(
161 resolved, factory->NewStringFromStaticChars("timeZone"),
162 factory->NewStringFromTwoByte(
163 Vector<const uint16_t>(
164 reinterpret_cast<const uint16_t*>(
165 canonical_time_zone.getBuffer()),
166 canonical_time_zone.length())).ToHandleChecked(),
171 // Ugly hack. ICU doesn't expose numbering system in any way, so we have
172 // to assume that for given locale NumberingSystem constructor produces the
173 // same digits as NumberFormat/Calendar would.
174 status = U_ZERO_ERROR;
175 icu::NumberingSystem* numbering_system =
176 icu::NumberingSystem::createInstance(icu_locale, status);
177 if (U_SUCCESS(status)) {
178 const char* ns = numbering_system->getName();
179 JSObject::SetProperty(
180 resolved, factory->NewStringFromStaticChars("numberingSystem"),
181 factory->NewStringFromAsciiChecked(ns), SLOPPY).Assert();
183 JSObject::SetProperty(resolved,
184 factory->NewStringFromStaticChars("numberingSystem"),
185 factory->undefined_value(), SLOPPY).Assert();
187 delete numbering_system;
190 char result[ULOC_FULLNAME_CAPACITY];
191 status = U_ZERO_ERROR;
193 icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, FALSE, &status);
194 if (U_SUCCESS(status)) {
195 JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"),
196 factory->NewStringFromAsciiChecked(result),
199 // This would never happen, since we got the locale from ICU.
200 JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"),
201 factory->NewStringFromStaticChars("und"),
207 template<int internal_fields, EternalHandles::SingletonHandle field>
208 Handle<ObjectTemplateInfo> GetEternal(Isolate* isolate) {
209 if (isolate->eternal_handles()->Exists(field)) {
210 return Handle<ObjectTemplateInfo>::cast(
211 isolate->eternal_handles()->GetSingleton(field));
213 v8::Local<v8::ObjectTemplate> raw_template =
214 v8::ObjectTemplate::New(reinterpret_cast<v8::Isolate*>(isolate));
215 raw_template->SetInternalFieldCount(internal_fields);
216 return Handle<ObjectTemplateInfo>::cast(
217 isolate->eternal_handles()->CreateSingleton(
219 *v8::Utils::OpenHandle(*raw_template),
224 icu::DecimalFormat* CreateICUNumberFormat(
226 const icu::Locale& icu_locale,
227 Handle<JSObject> options) {
228 // Make formatter from options. Numbering system is added
229 // to the locale as Unicode extension (if it was specified at all).
230 UErrorCode status = U_ZERO_ERROR;
231 icu::DecimalFormat* number_format = NULL;
232 icu::UnicodeString style;
233 icu::UnicodeString currency;
234 if (ExtractStringSetting(isolate, options, "style", &style)) {
235 if (style == UNICODE_STRING_SIMPLE("currency")) {
236 icu::UnicodeString display;
237 ExtractStringSetting(isolate, options, "currency", ¤cy);
238 ExtractStringSetting(isolate, options, "currencyDisplay", &display);
240 #if (U_ICU_VERSION_MAJOR_NUM == 4) && (U_ICU_VERSION_MINOR_NUM <= 6)
241 icu::NumberFormat::EStyles format_style;
242 if (display == UNICODE_STRING_SIMPLE("code")) {
243 format_style = icu::NumberFormat::kIsoCurrencyStyle;
244 } else if (display == UNICODE_STRING_SIMPLE("name")) {
245 format_style = icu::NumberFormat::kPluralCurrencyStyle;
247 format_style = icu::NumberFormat::kCurrencyStyle;
249 #else // ICU version is 4.8 or above (we ignore versions below 4.0).
250 UNumberFormatStyle format_style;
251 if (display == UNICODE_STRING_SIMPLE("code")) {
252 format_style = UNUM_CURRENCY_ISO;
253 } else if (display == UNICODE_STRING_SIMPLE("name")) {
254 format_style = UNUM_CURRENCY_PLURAL;
256 format_style = UNUM_CURRENCY;
260 number_format = static_cast<icu::DecimalFormat*>(
261 icu::NumberFormat::createInstance(icu_locale, format_style, status));
262 } else if (style == UNICODE_STRING_SIMPLE("percent")) {
263 number_format = static_cast<icu::DecimalFormat*>(
264 icu::NumberFormat::createPercentInstance(icu_locale, status));
265 if (U_FAILURE(status)) {
266 delete number_format;
269 // Make sure 1.1% doesn't go into 2%.
270 number_format->setMinimumFractionDigits(1);
272 // Make a decimal instance by default.
273 number_format = static_cast<icu::DecimalFormat*>(
274 icu::NumberFormat::createInstance(icu_locale, status));
278 if (U_FAILURE(status)) {
279 delete number_format;
284 if (!currency.isEmpty()) {
285 number_format->setCurrency(currency.getBuffer(), status);
289 if (ExtractIntegerSetting(
290 isolate, options, "minimumIntegerDigits", &digits)) {
291 number_format->setMinimumIntegerDigits(digits);
294 if (ExtractIntegerSetting(
295 isolate, options, "minimumFractionDigits", &digits)) {
296 number_format->setMinimumFractionDigits(digits);
299 if (ExtractIntegerSetting(
300 isolate, options, "maximumFractionDigits", &digits)) {
301 number_format->setMaximumFractionDigits(digits);
304 bool significant_digits_used = false;
305 if (ExtractIntegerSetting(
306 isolate, options, "minimumSignificantDigits", &digits)) {
307 number_format->setMinimumSignificantDigits(digits);
308 significant_digits_used = true;
311 if (ExtractIntegerSetting(
312 isolate, options, "maximumSignificantDigits", &digits)) {
313 number_format->setMaximumSignificantDigits(digits);
314 significant_digits_used = true;
317 number_format->setSignificantDigitsUsed(significant_digits_used);
320 if (ExtractBooleanSetting(isolate, options, "useGrouping", &grouping)) {
321 number_format->setGroupingUsed(grouping);
324 // Set rounding mode.
325 number_format->setRoundingMode(icu::DecimalFormat::kRoundHalfUp);
327 return number_format;
331 void SetResolvedNumberSettings(Isolate* isolate,
332 const icu::Locale& icu_locale,
333 icu::DecimalFormat* number_format,
334 Handle<JSObject> resolved) {
335 Factory* factory = isolate->factory();
336 icu::UnicodeString pattern;
337 number_format->toPattern(pattern);
338 JSObject::SetProperty(
339 resolved, factory->NewStringFromStaticChars("pattern"),
340 factory->NewStringFromTwoByte(
341 Vector<const uint16_t>(
342 reinterpret_cast<const uint16_t*>(pattern.getBuffer()),
343 pattern.length())).ToHandleChecked(),
346 // Set resolved currency code in options.currency if not empty.
347 icu::UnicodeString currency(number_format->getCurrency());
348 if (!currency.isEmpty()) {
349 JSObject::SetProperty(
350 resolved, factory->NewStringFromStaticChars("currency"),
351 factory->NewStringFromTwoByte(Vector<const uint16_t>(
352 reinterpret_cast<const uint16_t*>(
353 currency.getBuffer()),
354 currency.length())).ToHandleChecked(),
358 // Ugly hack. ICU doesn't expose numbering system in any way, so we have
359 // to assume that for given locale NumberingSystem constructor produces the
360 // same digits as NumberFormat/Calendar would.
361 UErrorCode status = U_ZERO_ERROR;
362 icu::NumberingSystem* numbering_system =
363 icu::NumberingSystem::createInstance(icu_locale, status);
364 if (U_SUCCESS(status)) {
365 const char* ns = numbering_system->getName();
366 JSObject::SetProperty(
367 resolved, factory->NewStringFromStaticChars("numberingSystem"),
368 factory->NewStringFromAsciiChecked(ns), SLOPPY).Assert();
370 JSObject::SetProperty(resolved,
371 factory->NewStringFromStaticChars("numberingSystem"),
372 factory->undefined_value(), SLOPPY).Assert();
374 delete numbering_system;
376 JSObject::SetProperty(
377 resolved, factory->NewStringFromStaticChars("useGrouping"),
378 factory->ToBoolean(number_format->isGroupingUsed()), SLOPPY).Assert();
380 JSObject::SetProperty(
381 resolved, factory->NewStringFromStaticChars("minimumIntegerDigits"),
382 factory->NewNumberFromInt(number_format->getMinimumIntegerDigits()),
385 JSObject::SetProperty(
386 resolved, factory->NewStringFromStaticChars("minimumFractionDigits"),
387 factory->NewNumberFromInt(number_format->getMinimumFractionDigits()),
390 JSObject::SetProperty(
391 resolved, factory->NewStringFromStaticChars("maximumFractionDigits"),
392 factory->NewNumberFromInt(number_format->getMaximumFractionDigits()),
396 factory->NewStringFromStaticChars("minimumSignificantDigits");
397 Maybe<bool> maybe = JSReceiver::HasOwnProperty(resolved, key);
398 CHECK(maybe.has_value);
400 JSObject::SetProperty(
401 resolved, factory->NewStringFromStaticChars("minimumSignificantDigits"),
402 factory->NewNumberFromInt(number_format->getMinimumSignificantDigits()),
406 key = factory->NewStringFromStaticChars("maximumSignificantDigits");
407 maybe = JSReceiver::HasOwnProperty(resolved, key);
408 CHECK(maybe.has_value);
410 JSObject::SetProperty(
411 resolved, factory->NewStringFromStaticChars("maximumSignificantDigits"),
412 factory->NewNumberFromInt(number_format->getMaximumSignificantDigits()),
417 char result[ULOC_FULLNAME_CAPACITY];
418 status = U_ZERO_ERROR;
420 icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, FALSE, &status);
421 if (U_SUCCESS(status)) {
422 JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"),
423 factory->NewStringFromAsciiChecked(result),
426 // This would never happen, since we got the locale from ICU.
427 JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"),
428 factory->NewStringFromStaticChars("und"),
434 icu::Collator* CreateICUCollator(
436 const icu::Locale& icu_locale,
437 Handle<JSObject> options) {
438 // Make collator from options.
439 icu::Collator* collator = NULL;
440 UErrorCode status = U_ZERO_ERROR;
441 collator = icu::Collator::createInstance(icu_locale, status);
443 if (U_FAILURE(status)) {
448 // Set flags first, and then override them with sensitivity if necessary.
450 if (ExtractBooleanSetting(isolate, options, "numeric", &numeric)) {
451 collator->setAttribute(
452 UCOL_NUMERIC_COLLATION, numeric ? UCOL_ON : UCOL_OFF, status);
455 // Normalization is always on, by the spec. We are free to optimize
456 // if the strings are already normalized (but we don't have a way to tell
458 collator->setAttribute(UCOL_NORMALIZATION_MODE, UCOL_ON, status);
460 icu::UnicodeString case_first;
461 if (ExtractStringSetting(isolate, options, "caseFirst", &case_first)) {
462 if (case_first == UNICODE_STRING_SIMPLE("upper")) {
463 collator->setAttribute(UCOL_CASE_FIRST, UCOL_UPPER_FIRST, status);
464 } else if (case_first == UNICODE_STRING_SIMPLE("lower")) {
465 collator->setAttribute(UCOL_CASE_FIRST, UCOL_LOWER_FIRST, status);
467 // Default (false/off).
468 collator->setAttribute(UCOL_CASE_FIRST, UCOL_OFF, status);
472 icu::UnicodeString sensitivity;
473 if (ExtractStringSetting(isolate, options, "sensitivity", &sensitivity)) {
474 if (sensitivity == UNICODE_STRING_SIMPLE("base")) {
475 collator->setStrength(icu::Collator::PRIMARY);
476 } else if (sensitivity == UNICODE_STRING_SIMPLE("accent")) {
477 collator->setStrength(icu::Collator::SECONDARY);
478 } else if (sensitivity == UNICODE_STRING_SIMPLE("case")) {
479 collator->setStrength(icu::Collator::PRIMARY);
480 collator->setAttribute(UCOL_CASE_LEVEL, UCOL_ON, status);
483 collator->setStrength(icu::Collator::TERTIARY);
488 if (ExtractBooleanSetting(isolate, options, "ignorePunctuation", &ignore)) {
490 collator->setAttribute(UCOL_ALTERNATE_HANDLING, UCOL_SHIFTED, status);
498 void SetResolvedCollatorSettings(Isolate* isolate,
499 const icu::Locale& icu_locale,
500 icu::Collator* collator,
501 Handle<JSObject> resolved) {
502 Factory* factory = isolate->factory();
503 UErrorCode status = U_ZERO_ERROR;
505 JSObject::SetProperty(
506 resolved, factory->NewStringFromStaticChars("numeric"),
508 collator->getAttribute(UCOL_NUMERIC_COLLATION, status) == UCOL_ON),
511 switch (collator->getAttribute(UCOL_CASE_FIRST, status)) {
512 case UCOL_LOWER_FIRST:
513 JSObject::SetProperty(
514 resolved, factory->NewStringFromStaticChars("caseFirst"),
515 factory->NewStringFromStaticChars("lower"), SLOPPY).Assert();
517 case UCOL_UPPER_FIRST:
518 JSObject::SetProperty(
519 resolved, factory->NewStringFromStaticChars("caseFirst"),
520 factory->NewStringFromStaticChars("upper"), SLOPPY).Assert();
523 JSObject::SetProperty(
524 resolved, factory->NewStringFromStaticChars("caseFirst"),
525 factory->NewStringFromStaticChars("false"), SLOPPY).Assert();
528 switch (collator->getAttribute(UCOL_STRENGTH, status)) {
530 JSObject::SetProperty(
531 resolved, factory->NewStringFromStaticChars("strength"),
532 factory->NewStringFromStaticChars("primary"), SLOPPY).Assert();
534 // case level: true + s1 -> case, s1 -> base.
535 if (UCOL_ON == collator->getAttribute(UCOL_CASE_LEVEL, status)) {
536 JSObject::SetProperty(
537 resolved, factory->NewStringFromStaticChars("sensitivity"),
538 factory->NewStringFromStaticChars("case"), SLOPPY).Assert();
540 JSObject::SetProperty(
541 resolved, factory->NewStringFromStaticChars("sensitivity"),
542 factory->NewStringFromStaticChars("base"), SLOPPY).Assert();
547 JSObject::SetProperty(
548 resolved, factory->NewStringFromStaticChars("strength"),
549 factory->NewStringFromStaticChars("secondary"), SLOPPY).Assert();
550 JSObject::SetProperty(
551 resolved, factory->NewStringFromStaticChars("sensitivity"),
552 factory->NewStringFromStaticChars("accent"), SLOPPY).Assert();
555 JSObject::SetProperty(
556 resolved, factory->NewStringFromStaticChars("strength"),
557 factory->NewStringFromStaticChars("tertiary"), SLOPPY).Assert();
558 JSObject::SetProperty(
559 resolved, factory->NewStringFromStaticChars("sensitivity"),
560 factory->NewStringFromStaticChars("variant"), SLOPPY).Assert();
562 case UCOL_QUATERNARY:
563 // We shouldn't get quaternary and identical from ICU, but if we do
564 // put them into variant.
565 JSObject::SetProperty(
566 resolved, factory->NewStringFromStaticChars("strength"),
567 factory->NewStringFromStaticChars("quaternary"), SLOPPY).Assert();
568 JSObject::SetProperty(
569 resolved, factory->NewStringFromStaticChars("sensitivity"),
570 factory->NewStringFromStaticChars("variant"), SLOPPY).Assert();
573 JSObject::SetProperty(
574 resolved, factory->NewStringFromStaticChars("strength"),
575 factory->NewStringFromStaticChars("identical"), SLOPPY).Assert();
576 JSObject::SetProperty(
577 resolved, factory->NewStringFromStaticChars("sensitivity"),
578 factory->NewStringFromStaticChars("variant"), SLOPPY).Assert();
581 JSObject::SetProperty(
582 resolved, factory->NewStringFromStaticChars("ignorePunctuation"),
583 factory->ToBoolean(collator->getAttribute(UCOL_ALTERNATE_HANDLING,
584 status) == UCOL_SHIFTED),
588 char result[ULOC_FULLNAME_CAPACITY];
589 status = U_ZERO_ERROR;
591 icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, FALSE, &status);
592 if (U_SUCCESS(status)) {
593 JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"),
594 factory->NewStringFromAsciiChecked(result),
597 // This would never happen, since we got the locale from ICU.
598 JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"),
599 factory->NewStringFromStaticChars("und"),
605 icu::BreakIterator* CreateICUBreakIterator(
607 const icu::Locale& icu_locale,
608 Handle<JSObject> options) {
609 UErrorCode status = U_ZERO_ERROR;
610 icu::BreakIterator* break_iterator = NULL;
611 icu::UnicodeString type;
612 if (!ExtractStringSetting(isolate, options, "type", &type)) return NULL;
614 if (type == UNICODE_STRING_SIMPLE("character")) {
616 icu::BreakIterator::createCharacterInstance(icu_locale, status);
617 } else if (type == UNICODE_STRING_SIMPLE("sentence")) {
619 icu::BreakIterator::createSentenceInstance(icu_locale, status);
620 } else if (type == UNICODE_STRING_SIMPLE("line")) {
622 icu::BreakIterator::createLineInstance(icu_locale, status);
624 // Defualt is word iterator.
626 icu::BreakIterator::createWordInstance(icu_locale, status);
629 if (U_FAILURE(status)) {
630 delete break_iterator;
634 isolate->CountUsage(v8::Isolate::UseCounterFeature::kBreakIterator);
636 return break_iterator;
640 void SetResolvedBreakIteratorSettings(Isolate* isolate,
641 const icu::Locale& icu_locale,
642 icu::BreakIterator* break_iterator,
643 Handle<JSObject> resolved) {
644 Factory* factory = isolate->factory();
645 UErrorCode status = U_ZERO_ERROR;
648 char result[ULOC_FULLNAME_CAPACITY];
649 status = U_ZERO_ERROR;
651 icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, FALSE, &status);
652 if (U_SUCCESS(status)) {
653 JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"),
654 factory->NewStringFromAsciiChecked(result),
657 // This would never happen, since we got the locale from ICU.
658 JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"),
659 factory->NewStringFromStaticChars("und"),
668 Handle<ObjectTemplateInfo> I18N::GetTemplate(Isolate* isolate) {
669 return GetEternal<1, i::EternalHandles::I18N_TEMPLATE_ONE>(isolate);
674 Handle<ObjectTemplateInfo> I18N::GetTemplate2(Isolate* isolate) {
675 return GetEternal<2, i::EternalHandles::I18N_TEMPLATE_TWO>(isolate);
680 icu::SimpleDateFormat* DateFormat::InitializeDateTimeFormat(
682 Handle<String> locale,
683 Handle<JSObject> options,
684 Handle<JSObject> resolved) {
685 // Convert BCP47 into ICU locale format.
686 UErrorCode status = U_ZERO_ERROR;
687 icu::Locale icu_locale;
688 char icu_result[ULOC_FULLNAME_CAPACITY];
690 v8::String::Utf8Value bcp47_locale(v8::Utils::ToLocal(locale));
691 if (bcp47_locale.length() != 0) {
692 uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY,
693 &icu_length, &status);
694 if (U_FAILURE(status) || icu_length == 0) {
697 icu_locale = icu::Locale(icu_result);
700 icu::SimpleDateFormat* date_format = CreateICUDateFormat(
701 isolate, icu_locale, options);
703 // Remove extensions and try again.
704 icu::Locale no_extension_locale(icu_locale.getBaseName());
705 date_format = CreateICUDateFormat(isolate, no_extension_locale, options);
708 FATAL("Failed to create ICU date format, are ICU data files missing?");
711 // Set resolved settings (pattern, numbering system, calendar).
712 SetResolvedDateSettings(
713 isolate, no_extension_locale, date_format, resolved);
715 SetResolvedDateSettings(isolate, icu_locale, date_format, resolved);
722 icu::SimpleDateFormat* DateFormat::UnpackDateFormat(
724 Handle<JSObject> obj) {
726 isolate->factory()->NewStringFromStaticChars("dateFormat");
727 Maybe<bool> maybe = JSReceiver::HasOwnProperty(obj, key);
728 CHECK(maybe.has_value);
730 return reinterpret_cast<icu::SimpleDateFormat*>(
731 obj->GetInternalField(0));
739 void DeleteNativeObjectAt(const v8::WeakCallbackData<v8::Value, void>& data,
741 v8::Local<v8::Object> obj = v8::Handle<v8::Object>::Cast(data.GetValue());
742 delete reinterpret_cast<T*>(obj->GetAlignedPointerFromInternalField(index));
746 static void DestroyGlobalHandle(
747 const v8::WeakCallbackData<v8::Value, void>& data) {
748 GlobalHandles::Destroy(reinterpret_cast<Object**>(data.GetParameter()));
752 void DateFormat::DeleteDateFormat(
753 const v8::WeakCallbackData<v8::Value, void>& data) {
754 DeleteNativeObjectAt<icu::SimpleDateFormat>(data, 0);
755 DestroyGlobalHandle(data);
759 icu::DecimalFormat* NumberFormat::InitializeNumberFormat(
761 Handle<String> locale,
762 Handle<JSObject> options,
763 Handle<JSObject> resolved) {
764 // Convert BCP47 into ICU locale format.
765 UErrorCode status = U_ZERO_ERROR;
766 icu::Locale icu_locale;
767 char icu_result[ULOC_FULLNAME_CAPACITY];
769 v8::String::Utf8Value bcp47_locale(v8::Utils::ToLocal(locale));
770 if (bcp47_locale.length() != 0) {
771 uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY,
772 &icu_length, &status);
773 if (U_FAILURE(status) || icu_length == 0) {
776 icu_locale = icu::Locale(icu_result);
779 icu::DecimalFormat* number_format =
780 CreateICUNumberFormat(isolate, icu_locale, options);
781 if (!number_format) {
782 // Remove extensions and try again.
783 icu::Locale no_extension_locale(icu_locale.getBaseName());
784 number_format = CreateICUNumberFormat(
785 isolate, no_extension_locale, options);
787 if (!number_format) {
788 FATAL("Failed to create ICU number format, are ICU data files missing?");
791 // Set resolved settings (pattern, numbering system).
792 SetResolvedNumberSettings(
793 isolate, no_extension_locale, number_format, resolved);
795 SetResolvedNumberSettings(isolate, icu_locale, number_format, resolved);
798 return number_format;
802 icu::DecimalFormat* NumberFormat::UnpackNumberFormat(
804 Handle<JSObject> obj) {
806 isolate->factory()->NewStringFromStaticChars("numberFormat");
807 Maybe<bool> maybe = JSReceiver::HasOwnProperty(obj, key);
808 CHECK(maybe.has_value);
810 return reinterpret_cast<icu::DecimalFormat*>(obj->GetInternalField(0));
817 void NumberFormat::DeleteNumberFormat(
818 const v8::WeakCallbackData<v8::Value, void>& data) {
819 DeleteNativeObjectAt<icu::DecimalFormat>(data, 0);
820 DestroyGlobalHandle(data);
824 icu::Collator* Collator::InitializeCollator(
826 Handle<String> locale,
827 Handle<JSObject> options,
828 Handle<JSObject> resolved) {
829 // Convert BCP47 into ICU locale format.
830 UErrorCode status = U_ZERO_ERROR;
831 icu::Locale icu_locale;
832 char icu_result[ULOC_FULLNAME_CAPACITY];
834 v8::String::Utf8Value bcp47_locale(v8::Utils::ToLocal(locale));
835 if (bcp47_locale.length() != 0) {
836 uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY,
837 &icu_length, &status);
838 if (U_FAILURE(status) || icu_length == 0) {
841 icu_locale = icu::Locale(icu_result);
844 icu::Collator* collator = CreateICUCollator(isolate, icu_locale, options);
846 // Remove extensions and try again.
847 icu::Locale no_extension_locale(icu_locale.getBaseName());
848 collator = CreateICUCollator(isolate, no_extension_locale, options);
851 FATAL("Failed to create ICU collator, are ICU data files missing?");
854 // Set resolved settings (pattern, numbering system).
855 SetResolvedCollatorSettings(
856 isolate, no_extension_locale, collator, resolved);
858 SetResolvedCollatorSettings(isolate, icu_locale, collator, resolved);
865 icu::Collator* Collator::UnpackCollator(Isolate* isolate,
866 Handle<JSObject> obj) {
867 Handle<String> key = isolate->factory()->NewStringFromStaticChars("collator");
868 Maybe<bool> maybe = JSReceiver::HasOwnProperty(obj, key);
869 CHECK(maybe.has_value);
871 return reinterpret_cast<icu::Collator*>(obj->GetInternalField(0));
878 void Collator::DeleteCollator(
879 const v8::WeakCallbackData<v8::Value, void>& data) {
880 DeleteNativeObjectAt<icu::Collator>(data, 0);
881 DestroyGlobalHandle(data);
885 icu::BreakIterator* BreakIterator::InitializeBreakIterator(
887 Handle<String> locale,
888 Handle<JSObject> options,
889 Handle<JSObject> resolved) {
890 // Convert BCP47 into ICU locale format.
891 UErrorCode status = U_ZERO_ERROR;
892 icu::Locale icu_locale;
893 char icu_result[ULOC_FULLNAME_CAPACITY];
895 v8::String::Utf8Value bcp47_locale(v8::Utils::ToLocal(locale));
896 if (bcp47_locale.length() != 0) {
897 uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY,
898 &icu_length, &status);
899 if (U_FAILURE(status) || icu_length == 0) {
902 icu_locale = icu::Locale(icu_result);
905 icu::BreakIterator* break_iterator = CreateICUBreakIterator(
906 isolate, icu_locale, options);
907 if (!break_iterator) {
908 // Remove extensions and try again.
909 icu::Locale no_extension_locale(icu_locale.getBaseName());
910 break_iterator = CreateICUBreakIterator(
911 isolate, no_extension_locale, options);
913 if (!break_iterator) {
914 FATAL("Failed to create ICU break iterator, are ICU data files missing?");
917 // Set resolved settings (locale).
918 SetResolvedBreakIteratorSettings(
919 isolate, no_extension_locale, break_iterator, resolved);
921 SetResolvedBreakIteratorSettings(
922 isolate, icu_locale, break_iterator, resolved);
925 return break_iterator;
929 icu::BreakIterator* BreakIterator::UnpackBreakIterator(Isolate* isolate,
930 Handle<JSObject> obj) {
932 isolate->factory()->NewStringFromStaticChars("breakIterator");
933 Maybe<bool> maybe = JSReceiver::HasOwnProperty(obj, key);
934 CHECK(maybe.has_value);
936 return reinterpret_cast<icu::BreakIterator*>(obj->GetInternalField(0));
943 void BreakIterator::DeleteBreakIterator(
944 const v8::WeakCallbackData<v8::Value, void>& data) {
945 DeleteNativeObjectAt<icu::BreakIterator>(data, 0);
946 DeleteNativeObjectAt<icu::UnicodeString>(data, 1);
947 DestroyGlobalHandle(data);
950 } } // namespace v8::internal