diff --git a/js/src/builtin/Intl.js b/js/src/builtin/Intl.js index e7d1b58ed6..0cba09e4f4 100644 --- a/js/src/builtin/Intl.js +++ b/js/src/builtin/Intl.js @@ -3503,161 +3503,4 @@ function Intl_RelativeTimeFormat_resolvedOptions() { return result; } -function Intl_getCanonicalLocales(locales) { - let codes = CanonicalizeLocaleList(locales); - let result = []; - let len = codes.length; - let k = 0; - - while (k < len) { - _DefineDataProperty(result, k, codes[k]); - k++; - } - return result; -} - -function Intl_getCalendarInfo(locales) { - const requestedLocales = CanonicalizeLocaleList(locales); - - const DateTimeFormat = dateTimeFormatInternalProperties; - const localeData = DateTimeFormat.localeData; - - const localeOpt = new Record(); - localeOpt.localeMatcher = "best fit"; - - const r = ResolveLocale(callFunction(DateTimeFormat.availableLocales, DateTimeFormat), - requestedLocales, - localeOpt, - DateTimeFormat.relevantExtensionKeys, - localeData); - - const result = intl_GetCalendarInfo(r.locale); - result.calendar = r.ca; - result.locale = r.locale; - - return result; -} - -/** - * This function is a custom method designed after Intl API, but currently - * not part of the spec or spec proposal. - * We want to use it internally to retrieve translated values from CLDR in - * order to ensure they're aligned with what Intl API returns. - * - * This API may one day be a foundation for an ECMA402 API spec proposal. - * - * The function takes two arguments - locales which is a list of locale strings - * and options which is an object with two optional properties: - * - * keys: - * an Array of string values that are paths to individual terms - * - * style: - * a String with a value "long", "short" or "narrow" - * - * It returns an object with properties: - * - * locale: - * a negotiated locale string - * - * style: - * negotiated style - * - * values: - * A key-value pair list of requested keys and corresponding - * translated values - * - */ -function Intl_getDisplayNames(locales, options) { - // 1. Let requestLocales be ? CanonicalizeLocaleList(locales). - const requestedLocales = CanonicalizeLocaleList(locales); - - // 2. If options is undefined, then - if (options === undefined) - // a. Let options be ObjectCreate(%ObjectPrototype%). - options = {}; - // 3. Else, - else - // a. Let options be ? ToObject(options). - options = ToObject(options); - - const DateTimeFormat = dateTimeFormatInternalProperties; - - // 4. Let localeData be %DateTimeFormat%.[[localeData]]. - const localeData = DateTimeFormat.localeData; - - // 5. Let opt be a new Record. - const localeOpt = new Record(); - // 6. Set localeOpt.[[localeMatcher]] to "best fit". - localeOpt.localeMatcher = "best fit"; - - // 7. Let r be ResolveLocale(%DateTimeFormat%.[[availableLocales]], requestedLocales, localeOpt, - // %DateTimeFormat%.[[relevantExtensionKeys]], localeData). - const r = ResolveLocale(callFunction(DateTimeFormat.availableLocales, DateTimeFormat), - requestedLocales, - localeOpt, - DateTimeFormat.relevantExtensionKeys, - localeData); - - // 8. Let style be ? GetOption(options, "style", "string", « "long", "short", "narrow" », "long"). - const style = GetOption(options, "style", "string", ["long", "short", "narrow"], "long"); - // 9. Let keys be ? Get(options, "keys"). - let keys = options.keys; - - // 10. If keys is undefined, - if (keys === undefined) { - // a. Let keys be ArrayCreate(0). - keys = []; - } else if (!IsObject(keys)) { - // 11. Else, - // a. If Type(keys) is not Object, throw a TypeError exception. - ThrowTypeError(JSMSG_INVALID_KEYS_TYPE); - } - - // 12. Let processedKeys be ArrayCreate(0). - // (This really should be a List, but we use an Array here in order that - // |intl_ComputeDisplayNames| may infallibly access the list's length via - // |ArrayObject::length|.) - let processedKeys = []; - // 13. Let len be ? ToLength(? Get(keys, "length")). - let len = ToLength(keys.length); - // 14. Let i be 0. - // 15. Repeat, while i < len - for (let i = 0; i < len; i++) { - // a. Let processedKey be ? ToString(? Get(keys, i)). - // b. Perform ? CreateDataPropertyOrThrow(processedKeys, i, processedKey). - callFunction(std_Array_push, processedKeys, ToString(keys[i])); - } - - // 16. Let names be ? ComputeDisplayNames(r.[[locale]], style, processedKeys). - const names = intl_ComputeDisplayNames(r.locale, style, processedKeys); - - // 17. Let values be ObjectCreate(%ObjectPrototype%). - const values = {}; - - // 18. Set i to 0. - // 19. Repeat, while i < len - for (let i = 0; i < len; i++) { - // a. Let key be ? Get(processedKeys, i). - const key = processedKeys[i]; - // b. Let name be ? Get(names, i). - const name = names[i]; - // c. Assert: Type(name) is string. - assert(typeof name === "string", "unexpected non-string value"); - // d. Assert: the length of name is greater than zero. - assert(name.length > 0, "empty string value"); - // e. Perform ? DefinePropertyOrThrow(values, key, name). - _DefineDataProperty(values, key, name); - } - - // 20. Let options be ObjectCreate(%ObjectPrototype%). - // 21. Perform ! DefinePropertyOrThrow(result, "locale", r.[[locale]]). - // 22. Perform ! DefinePropertyOrThrow(result, "style", style). - // 23. Perform ! DefinePropertyOrThrow(result, "values", values). - const result = { locale: r.locale, style, values }; - - // 24. Return result. - return result; - -} diff --git a/js/src/builtin/intl/IntlObject.js b/js/src/builtin/intl/IntlObject.js new file mode 100644 index 0000000000..826ad27ff0 --- /dev/null +++ b/js/src/builtin/intl/IntlObject.js @@ -0,0 +1,162 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +function Intl_getCanonicalLocales(locales) { + let codes = CanonicalizeLocaleList(locales); + let result = []; + + let len = codes.length; + let k = 0; + + while (k < len) { + _DefineDataProperty(result, k, codes[k]); + k++; + } + return result; +} + +function Intl_getCalendarInfo(locales) { + const requestedLocales = CanonicalizeLocaleList(locales); + + const DateTimeFormat = dateTimeFormatInternalProperties; + const localeData = DateTimeFormat.localeData; + + const localeOpt = new Record(); + localeOpt.localeMatcher = "best fit"; + + const r = ResolveLocale(callFunction(DateTimeFormat.availableLocales, DateTimeFormat), + requestedLocales, + localeOpt, + DateTimeFormat.relevantExtensionKeys, + localeData); + + const result = intl_GetCalendarInfo(r.locale); + result.calendar = r.ca; + result.locale = r.locale; + + return result; +} + +/** + * This function is a custom method designed after Intl API, but currently + * not part of the spec or spec proposal. + * We want to use it internally to retrieve translated values from CLDR in + * order to ensure they're aligned with what Intl API returns. + * + * This API may one day be a foundation for an ECMA402 API spec proposal. + * + * The function takes two arguments - locales which is a list of locale strings + * and options which is an object with two optional properties: + * + * keys: + * an Array of string values that are paths to individual terms + * + * style: + * a String with a value "long", "short" or "narrow" + * + * It returns an object with properties: + * + * locale: + * a negotiated locale string + * + * style: + * negotiated style + * + * values: + * A key-value pair list of requested keys and corresponding + * translated values + * + */ +function Intl_getDisplayNames(locales, options) { + // 1. Let requestLocales be ? CanonicalizeLocaleList(locales). + const requestedLocales = CanonicalizeLocaleList(locales); + + // 2. If options is undefined, then + if (options === undefined) + // a. Let options be ObjectCreate(%ObjectPrototype%). + options = {}; + // 3. Else, + else + // a. Let options be ? ToObject(options). + options = ToObject(options); + + const DateTimeFormat = dateTimeFormatInternalProperties; + + // 4. Let localeData be %DateTimeFormat%.[[localeData]]. + const localeData = DateTimeFormat.localeData; + + // 5. Let opt be a new Record. + const localeOpt = new Record(); + // 6. Set localeOpt.[[localeMatcher]] to "best fit". + localeOpt.localeMatcher = "best fit"; + + // 7. Let r be ResolveLocale(%DateTimeFormat%.[[availableLocales]], requestedLocales, localeOpt, + // %DateTimeFormat%.[[relevantExtensionKeys]], localeData). + const r = ResolveLocale(callFunction(DateTimeFormat.availableLocales, DateTimeFormat), + requestedLocales, + localeOpt, + DateTimeFormat.relevantExtensionKeys, + localeData); + + // 8. Let style be ? GetOption(options, "style", "string", « "long", "short", "narrow" », "long"). + const style = GetOption(options, "style", "string", ["long", "short", "narrow"], "long"); + // 9. Let keys be ? Get(options, "keys"). + let keys = options.keys; + + // 10. If keys is undefined, + if (keys === undefined) { + // a. Let keys be ArrayCreate(0). + keys = []; + } else if (!IsObject(keys)) { + // 11. Else, + // a. If Type(keys) is not Object, throw a TypeError exception. + ThrowTypeError(JSMSG_INVALID_KEYS_TYPE); + } + + // 12. Let processedKeys be ArrayCreate(0). + // (This really should be a List, but we use an Array here in order that + // |intl_ComputeDisplayNames| may infallibly access the list's length via + // |ArrayObject::length|.) + let processedKeys = []; + // 13. Let len be ? ToLength(? Get(keys, "length")). + let len = ToLength(keys.length); + // 14. Let i be 0. + // 15. Repeat, while i < len + for (let i = 0; i < len; i++) { + // a. Let processedKey be ? ToString(? Get(keys, i)). + // b. Perform ? CreateDataPropertyOrThrow(processedKeys, i, processedKey). + callFunction(std_Array_push, processedKeys, ToString(keys[i])); + } + + // 16. Let names be ? ComputeDisplayNames(r.[[locale]], style, processedKeys). + const names = intl_ComputeDisplayNames(r.locale, style, processedKeys); + + // 17. Let values be ObjectCreate(%ObjectPrototype%). + const values = {}; + + // 18. Set i to 0. + // 19. Repeat, while i < len + for (let i = 0; i < len; i++) { + // a. Let key be ? Get(processedKeys, i). + const key = processedKeys[i]; + // b. Let name be ? Get(names, i). + const name = names[i]; + // c. Assert: Type(name) is string. + assert(typeof name === "string", "unexpected non-string value"); + // d. Assert: the length of name is greater than zero. + assert(name.length > 0, "empty string value"); + // e. Perform ? DefinePropertyOrThrow(values, key, name). + _DefineDataProperty(values, key, name); + } + + // 20. Let options be ObjectCreate(%ObjectPrototype%). + // 21. Perform ! DefinePropertyOrThrow(result, "locale", r.[[locale]]). + // 22. Perform ! DefinePropertyOrThrow(result, "style", style). + // 23. Perform ! DefinePropertyOrThrow(result, "values", values). + const result = { locale: r.locale, style, values }; + + // 24. Return result. + return result; + +} diff --git a/js/src/moz.build b/js/src/moz.build index f7af0fec36..03d766ee08 100644 --- a/js/src/moz.build +++ b/js/src/moz.build @@ -669,6 +669,7 @@ selfhosted.inputs = [ 'builtin/Function.js', 'builtin/Generator.js', 'builtin/Intl.js', + 'builtin/intl/IntlObject.js', 'builtin/intl/LangTagMappingsGenerated.js', 'builtin/Iterator.js', 'builtin/Map.js',