You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
281 lines
11 KiB
281 lines
11 KiB
"use strict";
|
|
var __extends = (this && this.__extends) || (function () {
|
|
var extendStatics = function (d, b) {
|
|
extendStatics = Object.setPrototypeOf ||
|
|
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
|
|
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
|
|
return extendStatics(d, b);
|
|
};
|
|
return function (d, b) {
|
|
extendStatics(d, b);
|
|
function __() { this.constructor = d; }
|
|
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
|
|
};
|
|
})();
|
|
var __assign = (this && this.__assign) || function () {
|
|
__assign = Object.assign || function(t) {
|
|
for (var s, i = 1, n = arguments.length; i < n; i++) {
|
|
s = arguments[i];
|
|
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
|
|
t[p] = s[p];
|
|
}
|
|
return t;
|
|
};
|
|
return __assign.apply(this, arguments);
|
|
};
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
var get_canonical_locales_1 = require("./get-canonical-locales");
|
|
var invariant_1 = require("./invariant");
|
|
var polyfill_utils_1 = require("./polyfill-utils");
|
|
function createResolveLocale(getDefaultLocale) {
|
|
var lookupMatcher = createLookupMatcher(getDefaultLocale);
|
|
var bestFitMatcher = createBestFitMatcher(getDefaultLocale);
|
|
/**
|
|
* https://tc39.es/ecma402/#sec-resolvelocale
|
|
*/
|
|
return function resolveLocale(availableLocales, requestedLocales, options, relevantExtensionKeys, localeData) {
|
|
var matcher = options.localeMatcher;
|
|
var r;
|
|
if (matcher === 'lookup') {
|
|
r = lookupMatcher(availableLocales, requestedLocales);
|
|
}
|
|
else {
|
|
r = bestFitMatcher(availableLocales, requestedLocales);
|
|
}
|
|
var foundLocale = r.locale;
|
|
var result = { locale: '', dataLocale: foundLocale };
|
|
var supportedExtension = '-u';
|
|
for (var _i = 0, relevantExtensionKeys_1 = relevantExtensionKeys; _i < relevantExtensionKeys_1.length; _i++) {
|
|
var key = relevantExtensionKeys_1[_i];
|
|
var foundLocaleData = localeData[foundLocale];
|
|
invariant_1.invariant(typeof foundLocaleData === 'object' && foundLocaleData !== null, "locale data " + key + " must be an object");
|
|
var keyLocaleData = foundLocaleData[key];
|
|
invariant_1.invariant(Array.isArray(keyLocaleData), "keyLocaleData for " + key + " must be an array");
|
|
var value = keyLocaleData[0];
|
|
invariant_1.invariant(typeof value === 'string' || value === null, 'value must be string or null');
|
|
var supportedExtensionAddition = '';
|
|
if (r.extension) {
|
|
var requestedValue = unicodeExtensionValue(r.extension, key);
|
|
if (requestedValue !== undefined) {
|
|
if (requestedValue !== '') {
|
|
if (~keyLocaleData.indexOf(requestedValue)) {
|
|
value = requestedValue;
|
|
supportedExtensionAddition = "-" + key + "-" + value;
|
|
}
|
|
}
|
|
else if (~requestedValue.indexOf('true')) {
|
|
value = 'true';
|
|
supportedExtensionAddition = "-" + key;
|
|
}
|
|
}
|
|
}
|
|
if (key in options) {
|
|
var optionsValue = options[key];
|
|
invariant_1.invariant(typeof optionsValue === 'string' ||
|
|
typeof optionsValue === 'undefined' ||
|
|
optionsValue === null, 'optionsValue must be String, Undefined or Null');
|
|
if (~keyLocaleData.indexOf(optionsValue)) {
|
|
if (optionsValue !== value) {
|
|
value = optionsValue;
|
|
supportedExtensionAddition = '';
|
|
}
|
|
}
|
|
}
|
|
result[key] = value;
|
|
supportedExtension += supportedExtensionAddition;
|
|
}
|
|
if (supportedExtension.length > 2) {
|
|
var privateIndex = foundLocale.indexOf('-x-');
|
|
if (privateIndex === -1) {
|
|
foundLocale = foundLocale + supportedExtension;
|
|
}
|
|
else {
|
|
var preExtension = foundLocale.slice(0, privateIndex);
|
|
var postExtension = foundLocale.slice(privateIndex, foundLocale.length);
|
|
foundLocale = preExtension + supportedExtension + postExtension;
|
|
}
|
|
foundLocale = get_canonical_locales_1.getCanonicalLocales(foundLocale)[0];
|
|
}
|
|
result.locale = foundLocale;
|
|
return result;
|
|
};
|
|
}
|
|
exports.createResolveLocale = createResolveLocale;
|
|
/**
|
|
* https://tc39.es/ecma402/#sec-unicodeextensionvalue
|
|
* @param extension
|
|
* @param key
|
|
*/
|
|
function unicodeExtensionValue(extension, key) {
|
|
invariant_1.invariant(key.length === 2, 'key must have 2 elements');
|
|
var size = extension.length;
|
|
var searchValue = "-" + key + "-";
|
|
var pos = extension.indexOf(searchValue);
|
|
if (pos !== -1) {
|
|
var start = pos + 4;
|
|
var end = start;
|
|
var k = start;
|
|
var done = false;
|
|
while (!done) {
|
|
var e = extension.indexOf('-', k);
|
|
var len = void 0;
|
|
if (e === -1) {
|
|
len = size - k;
|
|
}
|
|
else {
|
|
len = e - k;
|
|
}
|
|
if (len === 2) {
|
|
done = true;
|
|
}
|
|
else if (e === -1) {
|
|
end = size;
|
|
done = true;
|
|
}
|
|
else {
|
|
end = e;
|
|
k = e + 1;
|
|
}
|
|
}
|
|
return extension.slice(start, end);
|
|
}
|
|
searchValue = "-" + key;
|
|
pos = extension.indexOf(searchValue);
|
|
if (pos !== -1 && pos + 3 === size) {
|
|
return '';
|
|
}
|
|
return undefined;
|
|
}
|
|
var UNICODE_EXTENSION_SEQUENCE_REGEX = /-u(?:-[0-9a-z]{2,8})+/gi;
|
|
/**
|
|
* https://tc39.es/ecma402/#sec-bestavailablelocale
|
|
* @param availableLocales
|
|
* @param locale
|
|
*/
|
|
function bestAvailableLocale(availableLocales, locale) {
|
|
var candidate = locale;
|
|
while (true) {
|
|
if (~availableLocales.indexOf(candidate)) {
|
|
return candidate;
|
|
}
|
|
var pos = candidate.lastIndexOf('-');
|
|
if (!~pos) {
|
|
return undefined;
|
|
}
|
|
if (pos >= 2 && candidate[pos - 2] === '-') {
|
|
pos -= 2;
|
|
}
|
|
candidate = candidate.slice(0, pos);
|
|
}
|
|
}
|
|
function createLookupMatcher(getDefaultLocale) {
|
|
/**
|
|
* https://tc39.es/ecma402/#sec-lookupmatcher
|
|
*/
|
|
return function lookupMatcher(availableLocales, requestedLocales) {
|
|
var result = { locale: '' };
|
|
for (var _i = 0, requestedLocales_1 = requestedLocales; _i < requestedLocales_1.length; _i++) {
|
|
var locale = requestedLocales_1[_i];
|
|
var noExtensionLocale = locale.replace(UNICODE_EXTENSION_SEQUENCE_REGEX, '');
|
|
var availableLocale = bestAvailableLocale(availableLocales, noExtensionLocale);
|
|
if (availableLocale) {
|
|
result.locale = availableLocale;
|
|
if (locale !== noExtensionLocale) {
|
|
result.extension = locale.slice(noExtensionLocale.length + 1, locale.length);
|
|
}
|
|
return result;
|
|
}
|
|
}
|
|
result.locale = getDefaultLocale();
|
|
return result;
|
|
};
|
|
}
|
|
function createBestFitMatcher(getDefaultLocale) {
|
|
return function bestFitMatcher(availableLocales, requestedLocales) {
|
|
var result = { locale: '' };
|
|
for (var _i = 0, requestedLocales_2 = requestedLocales; _i < requestedLocales_2.length; _i++) {
|
|
var locale = requestedLocales_2[_i];
|
|
var noExtensionLocale = locale.replace(UNICODE_EXTENSION_SEQUENCE_REGEX, '');
|
|
var availableLocale = bestAvailableLocale(availableLocales, noExtensionLocale);
|
|
if (availableLocale) {
|
|
result.locale = availableLocale;
|
|
if (locale !== noExtensionLocale) {
|
|
result.extension = locale.slice(noExtensionLocale.length + 1, locale.length);
|
|
}
|
|
return result;
|
|
}
|
|
}
|
|
result.locale = getDefaultLocale();
|
|
return result;
|
|
};
|
|
}
|
|
function getLocaleHierarchy(locale, aliases, parentLocales) {
|
|
var results = [locale];
|
|
if (aliases[locale]) {
|
|
locale = aliases[locale];
|
|
results.push(locale);
|
|
}
|
|
var parentLocale = parentLocales[locale];
|
|
if (parentLocale) {
|
|
results.push(parentLocale);
|
|
}
|
|
var localeParts = locale.split('-');
|
|
for (var i = localeParts.length; i > 1; i--) {
|
|
results.push(localeParts.slice(0, i - 1).join('-'));
|
|
}
|
|
return results;
|
|
}
|
|
exports.getLocaleHierarchy = getLocaleHierarchy;
|
|
function lookupSupportedLocales(availableLocales, requestedLocales) {
|
|
var subset = [];
|
|
for (var _i = 0, requestedLocales_3 = requestedLocales; _i < requestedLocales_3.length; _i++) {
|
|
var locale = requestedLocales_3[_i];
|
|
var noExtensionLocale = locale.replace(UNICODE_EXTENSION_SEQUENCE_REGEX, '');
|
|
var availableLocale = bestAvailableLocale(availableLocales, noExtensionLocale);
|
|
if (availableLocale) {
|
|
subset.push(availableLocale);
|
|
}
|
|
}
|
|
return subset;
|
|
}
|
|
function supportedLocales(availableLocales, requestedLocales, options) {
|
|
var matcher = 'best fit';
|
|
if (options !== undefined) {
|
|
options = polyfill_utils_1.toObject(options);
|
|
matcher = polyfill_utils_1.getOption(options, 'localeMatcher', 'string', ['lookup', 'best fit'], 'best fit');
|
|
}
|
|
if (matcher === 'best fit') {
|
|
return lookupSupportedLocales(availableLocales, requestedLocales);
|
|
}
|
|
return lookupSupportedLocales(availableLocales, requestedLocales);
|
|
}
|
|
exports.supportedLocales = supportedLocales;
|
|
var MissingLocaleDataError = /** @class */ (function (_super) {
|
|
__extends(MissingLocaleDataError, _super);
|
|
function MissingLocaleDataError() {
|
|
var _this = _super !== null && _super.apply(this, arguments) || this;
|
|
_this.type = 'MISSING_LOCALE_DATA';
|
|
return _this;
|
|
}
|
|
return MissingLocaleDataError;
|
|
}(Error));
|
|
function isMissingLocaleDataError(e) {
|
|
return e.type === 'MISSING_LOCALE_DATA';
|
|
}
|
|
exports.isMissingLocaleDataError = isMissingLocaleDataError;
|
|
function unpackData(locale, localeData,
|
|
/** By default shallow merge the dictionaries. */
|
|
reducer) {
|
|
if (reducer === void 0) { reducer = function (all, d) { return (__assign(__assign({}, all), d)); }; }
|
|
var localeHierarchy = getLocaleHierarchy(locale, localeData.aliases, localeData.parentLocales);
|
|
var dataToMerge = localeHierarchy
|
|
.map(function (l) { return localeData.data[l]; })
|
|
.filter(Boolean);
|
|
if (!dataToMerge.length) {
|
|
throw new MissingLocaleDataError("Missing locale data for \"" + locale + "\", lookup hierarchy: " + localeHierarchy.join(', '));
|
|
}
|
|
dataToMerge.reverse();
|
|
return dataToMerge.reduce(reducer, {});
|
|
}
|
|
exports.unpackData = unpackData;
|
|
//# sourceMappingURL=resolve-locale.js.map
|