2362 lines
87 KiB
JavaScript
2362 lines
87 KiB
JavaScript
'use strict';
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const consoleLogger = {
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type: 'logger',
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log(args) {
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this.output('log', args);
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},
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warn(args) {
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this.output('warn', args);
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},
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error(args) {
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this.output('error', args);
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},
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output(type, args) {
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if (console && console[type]) console[type].apply(console, args);
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}
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};
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class Logger {
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constructor(concreteLogger) {
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let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
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this.init(concreteLogger, options);
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}
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init(concreteLogger) {
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let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
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this.prefix = options.prefix || 'i18next:';
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this.logger = concreteLogger || consoleLogger;
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this.options = options;
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this.debug = options.debug;
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}
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log() {
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for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
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args[_key] = arguments[_key];
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}
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return this.forward(args, 'log', '', true);
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}
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warn() {
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for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
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args[_key2] = arguments[_key2];
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}
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return this.forward(args, 'warn', '', true);
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}
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error() {
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for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) {
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args[_key3] = arguments[_key3];
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}
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return this.forward(args, 'error', '');
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}
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deprecate() {
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for (var _len4 = arguments.length, args = new Array(_len4), _key4 = 0; _key4 < _len4; _key4++) {
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args[_key4] = arguments[_key4];
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}
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return this.forward(args, 'warn', 'WARNING DEPRECATED: ', true);
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}
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forward(args, lvl, prefix, debugOnly) {
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if (debugOnly && !this.debug) return null;
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if (typeof args[0] === 'string') args[0] = `${prefix}${this.prefix} ${args[0]}`;
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return this.logger[lvl](args);
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}
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create(moduleName) {
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return new Logger(this.logger, {
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...{
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prefix: `${this.prefix}:${moduleName}:`
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},
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...this.options
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});
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}
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clone(options) {
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options = options || this.options;
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options.prefix = options.prefix || this.prefix;
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return new Logger(this.logger, options);
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}
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}
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var baseLogger = new Logger();
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class EventEmitter {
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constructor() {
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this.observers = {};
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}
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on(events, listener) {
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events.split(' ').forEach(event => {
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if (!this.observers[event]) this.observers[event] = new Map();
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const numListeners = this.observers[event].get(listener) || 0;
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this.observers[event].set(listener, numListeners + 1);
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});
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return this;
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}
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off(event, listener) {
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if (!this.observers[event]) return;
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if (!listener) {
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delete this.observers[event];
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return;
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}
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this.observers[event].delete(listener);
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}
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emit(event) {
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for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
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args[_key - 1] = arguments[_key];
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}
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if (this.observers[event]) {
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const cloned = Array.from(this.observers[event].entries());
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cloned.forEach(_ref => {
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let [observer, numTimesAdded] = _ref;
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for (let i = 0; i < numTimesAdded; i++) {
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observer(...args);
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}
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});
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}
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if (this.observers['*']) {
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const cloned = Array.from(this.observers['*'].entries());
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cloned.forEach(_ref2 => {
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let [observer, numTimesAdded] = _ref2;
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for (let i = 0; i < numTimesAdded; i++) {
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observer.apply(observer, [event, ...args]);
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}
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});
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}
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}
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}
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const defer = () => {
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let res;
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let rej;
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const promise = new Promise((resolve, reject) => {
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res = resolve;
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rej = reject;
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});
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promise.resolve = res;
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promise.reject = rej;
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return promise;
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};
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const makeString = object => {
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if (object == null) return '';
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return '' + object;
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};
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const copy = (a, s, t) => {
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a.forEach(m => {
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if (s[m]) t[m] = s[m];
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});
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};
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const lastOfPathSeparatorRegExp = /###/g;
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const cleanKey = key => key && key.indexOf('###') > -1 ? key.replace(lastOfPathSeparatorRegExp, '.') : key;
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const canNotTraverseDeeper = object => !object || typeof object === 'string';
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const getLastOfPath = (object, path, Empty) => {
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const stack = typeof path !== 'string' ? path : path.split('.');
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let stackIndex = 0;
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while (stackIndex < stack.length - 1) {
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if (canNotTraverseDeeper(object)) return {};
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const key = cleanKey(stack[stackIndex]);
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if (!object[key] && Empty) object[key] = new Empty();
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if (Object.prototype.hasOwnProperty.call(object, key)) {
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object = object[key];
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} else {
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object = {};
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}
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++stackIndex;
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}
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if (canNotTraverseDeeper(object)) return {};
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return {
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obj: object,
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k: cleanKey(stack[stackIndex])
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};
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};
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const setPath = (object, path, newValue) => {
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const {
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obj,
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k
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} = getLastOfPath(object, path, Object);
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if (obj !== undefined || path.length === 1) {
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obj[k] = newValue;
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return;
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}
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let e = path[path.length - 1];
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let p = path.slice(0, path.length - 1);
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let last = getLastOfPath(object, p, Object);
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while (last.obj === undefined && p.length) {
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e = `${p[p.length - 1]}.${e}`;
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p = p.slice(0, p.length - 1);
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last = getLastOfPath(object, p, Object);
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if (last && last.obj && typeof last.obj[`${last.k}.${e}`] !== 'undefined') {
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last.obj = undefined;
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}
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}
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last.obj[`${last.k}.${e}`] = newValue;
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};
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const pushPath = (object, path, newValue, concat) => {
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const {
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obj,
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k
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} = getLastOfPath(object, path, Object);
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obj[k] = obj[k] || [];
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obj[k].push(newValue);
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};
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const getPath = (object, path) => {
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const {
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obj,
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k
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} = getLastOfPath(object, path);
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if (!obj) return undefined;
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return obj[k];
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};
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const getPathWithDefaults = (data, defaultData, key) => {
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const value = getPath(data, key);
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if (value !== undefined) {
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return value;
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}
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return getPath(defaultData, key);
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};
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const deepExtend = (target, source, overwrite) => {
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for (const prop in source) {
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if (prop !== '__proto__' && prop !== 'constructor') {
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if (prop in target) {
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if (typeof target[prop] === 'string' || target[prop] instanceof String || typeof source[prop] === 'string' || source[prop] instanceof String) {
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if (overwrite) target[prop] = source[prop];
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} else {
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deepExtend(target[prop], source[prop], overwrite);
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}
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} else {
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target[prop] = source[prop];
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}
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}
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}
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return target;
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};
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const regexEscape = str => str.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, '\\$&');
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var _entityMap = {
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'&': '&',
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'<': '<',
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'>': '>',
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'"': '"',
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"'": ''',
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'/': '/'
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};
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const escape = data => {
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if (typeof data === 'string') {
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return data.replace(/[&<>"'\/]/g, s => _entityMap[s]);
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}
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return data;
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};
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class RegExpCache {
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constructor(capacity) {
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this.capacity = capacity;
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this.regExpMap = new Map();
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this.regExpQueue = [];
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}
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getRegExp(pattern) {
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const regExpFromCache = this.regExpMap.get(pattern);
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if (regExpFromCache !== undefined) {
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return regExpFromCache;
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}
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const regExpNew = new RegExp(pattern);
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if (this.regExpQueue.length === this.capacity) {
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this.regExpMap.delete(this.regExpQueue.shift());
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}
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this.regExpMap.set(pattern, regExpNew);
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this.regExpQueue.push(pattern);
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return regExpNew;
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}
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}
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const chars = [' ', ',', '?', '!', ';'];
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const looksLikeObjectPathRegExpCache = new RegExpCache(20);
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const looksLikeObjectPath = (key, nsSeparator, keySeparator) => {
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nsSeparator = nsSeparator || '';
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keySeparator = keySeparator || '';
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const possibleChars = chars.filter(c => nsSeparator.indexOf(c) < 0 && keySeparator.indexOf(c) < 0);
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if (possibleChars.length === 0) return true;
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const r = looksLikeObjectPathRegExpCache.getRegExp(`(${possibleChars.map(c => c === '?' ? '\\?' : c).join('|')})`);
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let matched = !r.test(key);
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if (!matched) {
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const ki = key.indexOf(keySeparator);
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if (ki > 0 && !r.test(key.substring(0, ki))) {
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matched = true;
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}
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}
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return matched;
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};
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const deepFind = function (obj, path) {
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let keySeparator = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : '.';
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if (!obj) return undefined;
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if (obj[path]) return obj[path];
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const tokens = path.split(keySeparator);
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let current = obj;
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for (let i = 0; i < tokens.length;) {
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if (!current || typeof current !== 'object') {
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return undefined;
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}
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let next;
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let nextPath = '';
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for (let j = i; j < tokens.length; ++j) {
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if (j !== i) {
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nextPath += keySeparator;
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}
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nextPath += tokens[j];
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next = current[nextPath];
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if (next !== undefined) {
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if (['string', 'number', 'boolean'].indexOf(typeof next) > -1 && j < tokens.length - 1) {
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continue;
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}
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i += j - i + 1;
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break;
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}
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}
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current = next;
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}
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return current;
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};
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const getCleanedCode = code => {
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if (code && code.indexOf('_') > 0) return code.replace('_', '-');
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return code;
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};
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class ResourceStore extends EventEmitter {
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constructor(data) {
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let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {
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ns: ['translation'],
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defaultNS: 'translation'
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};
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super();
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this.data = data || {};
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this.options = options;
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if (this.options.keySeparator === undefined) {
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this.options.keySeparator = '.';
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}
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if (this.options.ignoreJSONStructure === undefined) {
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this.options.ignoreJSONStructure = true;
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}
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}
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addNamespaces(ns) {
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if (this.options.ns.indexOf(ns) < 0) {
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this.options.ns.push(ns);
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}
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}
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removeNamespaces(ns) {
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const index = this.options.ns.indexOf(ns);
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if (index > -1) {
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this.options.ns.splice(index, 1);
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}
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}
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getResource(lng, ns, key) {
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let options = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};
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const keySeparator = options.keySeparator !== undefined ? options.keySeparator : this.options.keySeparator;
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const ignoreJSONStructure = options.ignoreJSONStructure !== undefined ? options.ignoreJSONStructure : this.options.ignoreJSONStructure;
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let path;
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if (lng.indexOf('.') > -1) {
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path = lng.split('.');
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} else {
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path = [lng, ns];
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if (key) {
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if (Array.isArray(key)) {
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path.push(...key);
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} else if (typeof key === 'string' && keySeparator) {
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path.push(...key.split(keySeparator));
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} else {
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path.push(key);
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}
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}
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}
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const result = getPath(this.data, path);
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if (!result && !ns && !key && lng.indexOf('.') > -1) {
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lng = path[0];
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ns = path[1];
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key = path.slice(2).join('.');
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}
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if (result || !ignoreJSONStructure || typeof key !== 'string') return result;
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return deepFind(this.data && this.data[lng] && this.data[lng][ns], key, keySeparator);
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}
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addResource(lng, ns, key, value) {
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let options = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : {
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silent: false
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};
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const keySeparator = options.keySeparator !== undefined ? options.keySeparator : this.options.keySeparator;
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let path = [lng, ns];
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if (key) path = path.concat(keySeparator ? key.split(keySeparator) : key);
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if (lng.indexOf('.') > -1) {
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path = lng.split('.');
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value = ns;
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ns = path[1];
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}
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this.addNamespaces(ns);
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setPath(this.data, path, value);
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if (!options.silent) this.emit('added', lng, ns, key, value);
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}
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addResources(lng, ns, resources) {
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let options = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {
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silent: false
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};
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for (const m in resources) {
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if (typeof resources[m] === 'string' || Array.isArray(resources[m])) this.addResource(lng, ns, m, resources[m], {
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silent: true
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});
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}
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if (!options.silent) this.emit('added', lng, ns, resources);
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}
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addResourceBundle(lng, ns, resources, deep, overwrite) {
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let options = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : {
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silent: false,
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skipCopy: false
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};
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let path = [lng, ns];
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if (lng.indexOf('.') > -1) {
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path = lng.split('.');
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deep = resources;
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resources = ns;
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ns = path[1];
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}
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this.addNamespaces(ns);
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let pack = getPath(this.data, path) || {};
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if (!options.skipCopy) resources = JSON.parse(JSON.stringify(resources));
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if (deep) {
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deepExtend(pack, resources, overwrite);
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} else {
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pack = {
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...pack,
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...resources
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};
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}
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setPath(this.data, path, pack);
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if (!options.silent) this.emit('added', lng, ns, resources);
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}
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|
removeResourceBundle(lng, ns) {
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if (this.hasResourceBundle(lng, ns)) {
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delete this.data[lng][ns];
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}
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this.removeNamespaces(ns);
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this.emit('removed', lng, ns);
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}
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hasResourceBundle(lng, ns) {
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return this.getResource(lng, ns) !== undefined;
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}
|
|
getResourceBundle(lng, ns) {
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if (!ns) ns = this.options.defaultNS;
|
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if (this.options.compatibilityAPI === 'v1') return {
|
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...{},
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...this.getResource(lng, ns)
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|
};
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return this.getResource(lng, ns);
|
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}
|
|
getDataByLanguage(lng) {
|
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return this.data[lng];
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}
|
|
hasLanguageSomeTranslations(lng) {
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const data = this.getDataByLanguage(lng);
|
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const n = data && Object.keys(data) || [];
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return !!n.find(v => data[v] && Object.keys(data[v]).length > 0);
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}
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toJSON() {
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return this.data;
|
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}
|
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}
|
|
|
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var postProcessor = {
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processors: {},
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addPostProcessor(module) {
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this.processors[module.name] = module;
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},
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handle(processors, value, key, options, translator) {
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processors.forEach(processor => {
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if (this.processors[processor]) value = this.processors[processor].process(value, key, options, translator);
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});
|
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return value;
|
|
}
|
|
};
|
|
|
|
const checkedLoadedFor = {};
|
|
class Translator extends EventEmitter {
|
|
constructor(services) {
|
|
let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
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super();
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|
copy(['resourceStore', 'languageUtils', 'pluralResolver', 'interpolator', 'backendConnector', 'i18nFormat', 'utils'], services, this);
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this.options = options;
|
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if (this.options.keySeparator === undefined) {
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this.options.keySeparator = '.';
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}
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this.logger = baseLogger.create('translator');
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}
|
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changeLanguage(lng) {
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if (lng) this.language = lng;
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}
|
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exists(key) {
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let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {
|
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interpolation: {}
|
|
};
|
|
if (key === undefined || key === null) {
|
|
return false;
|
|
}
|
|
const resolved = this.resolve(key, options);
|
|
return resolved && resolved.res !== undefined;
|
|
}
|
|
extractFromKey(key, options) {
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|
let nsSeparator = options.nsSeparator !== undefined ? options.nsSeparator : this.options.nsSeparator;
|
|
if (nsSeparator === undefined) nsSeparator = ':';
|
|
const keySeparator = options.keySeparator !== undefined ? options.keySeparator : this.options.keySeparator;
|
|
let namespaces = options.ns || this.options.defaultNS || [];
|
|
const wouldCheckForNsInKey = nsSeparator && key.indexOf(nsSeparator) > -1;
|
|
const seemsNaturalLanguage = !this.options.userDefinedKeySeparator && !options.keySeparator && !this.options.userDefinedNsSeparator && !options.nsSeparator && !looksLikeObjectPath(key, nsSeparator, keySeparator);
|
|
if (wouldCheckForNsInKey && !seemsNaturalLanguage) {
|
|
const m = key.match(this.interpolator.nestingRegexp);
|
|
if (m && m.length > 0) {
|
|
return {
|
|
key,
|
|
namespaces
|
|
};
|
|
}
|
|
const parts = key.split(nsSeparator);
|
|
if (nsSeparator !== keySeparator || nsSeparator === keySeparator && this.options.ns.indexOf(parts[0]) > -1) namespaces = parts.shift();
|
|
key = parts.join(keySeparator);
|
|
}
|
|
if (typeof namespaces === 'string') namespaces = [namespaces];
|
|
return {
|
|
key,
|
|
namespaces
|
|
};
|
|
}
|
|
translate(keys, options, lastKey) {
|
|
if (typeof options !== 'object' && this.options.overloadTranslationOptionHandler) {
|
|
options = this.options.overloadTranslationOptionHandler(arguments);
|
|
}
|
|
if (typeof options === 'object') options = {
|
|
...options
|
|
};
|
|
if (!options) options = {};
|
|
if (keys === undefined || keys === null) return '';
|
|
if (!Array.isArray(keys)) keys = [String(keys)];
|
|
const returnDetails = options.returnDetails !== undefined ? options.returnDetails : this.options.returnDetails;
|
|
const keySeparator = options.keySeparator !== undefined ? options.keySeparator : this.options.keySeparator;
|
|
const {
|
|
key,
|
|
namespaces
|
|
} = this.extractFromKey(keys[keys.length - 1], options);
|
|
const namespace = namespaces[namespaces.length - 1];
|
|
const lng = options.lng || this.language;
|
|
const appendNamespaceToCIMode = options.appendNamespaceToCIMode || this.options.appendNamespaceToCIMode;
|
|
if (lng && lng.toLowerCase() === 'cimode') {
|
|
if (appendNamespaceToCIMode) {
|
|
const nsSeparator = options.nsSeparator || this.options.nsSeparator;
|
|
if (returnDetails) {
|
|
return {
|
|
res: `${namespace}${nsSeparator}${key}`,
|
|
usedKey: key,
|
|
exactUsedKey: key,
|
|
usedLng: lng,
|
|
usedNS: namespace,
|
|
usedParams: this.getUsedParamsDetails(options)
|
|
};
|
|
}
|
|
return `${namespace}${nsSeparator}${key}`;
|
|
}
|
|
if (returnDetails) {
|
|
return {
|
|
res: key,
|
|
usedKey: key,
|
|
exactUsedKey: key,
|
|
usedLng: lng,
|
|
usedNS: namespace,
|
|
usedParams: this.getUsedParamsDetails(options)
|
|
};
|
|
}
|
|
return key;
|
|
}
|
|
const resolved = this.resolve(keys, options);
|
|
let res = resolved && resolved.res;
|
|
const resUsedKey = resolved && resolved.usedKey || key;
|
|
const resExactUsedKey = resolved && resolved.exactUsedKey || key;
|
|
const resType = Object.prototype.toString.apply(res);
|
|
const noObject = ['[object Number]', '[object Function]', '[object RegExp]'];
|
|
const joinArrays = options.joinArrays !== undefined ? options.joinArrays : this.options.joinArrays;
|
|
const handleAsObjectInI18nFormat = !this.i18nFormat || this.i18nFormat.handleAsObject;
|
|
const handleAsObject = typeof res !== 'string' && typeof res !== 'boolean' && typeof res !== 'number';
|
|
if (handleAsObjectInI18nFormat && res && handleAsObject && noObject.indexOf(resType) < 0 && !(typeof joinArrays === 'string' && Array.isArray(res))) {
|
|
if (!options.returnObjects && !this.options.returnObjects) {
|
|
if (!this.options.returnedObjectHandler) {
|
|
this.logger.warn('accessing an object - but returnObjects options is not enabled!');
|
|
}
|
|
const r = this.options.returnedObjectHandler ? this.options.returnedObjectHandler(resUsedKey, res, {
|
|
...options,
|
|
ns: namespaces
|
|
}) : `key '${key} (${this.language})' returned an object instead of string.`;
|
|
if (returnDetails) {
|
|
resolved.res = r;
|
|
resolved.usedParams = this.getUsedParamsDetails(options);
|
|
return resolved;
|
|
}
|
|
return r;
|
|
}
|
|
if (keySeparator) {
|
|
const resTypeIsArray = Array.isArray(res);
|
|
const copy = resTypeIsArray ? [] : {};
|
|
const newKeyToUse = resTypeIsArray ? resExactUsedKey : resUsedKey;
|
|
for (const m in res) {
|
|
if (Object.prototype.hasOwnProperty.call(res, m)) {
|
|
const deepKey = `${newKeyToUse}${keySeparator}${m}`;
|
|
copy[m] = this.translate(deepKey, {
|
|
...options,
|
|
...{
|
|
joinArrays: false,
|
|
ns: namespaces
|
|
}
|
|
});
|
|
if (copy[m] === deepKey) copy[m] = res[m];
|
|
}
|
|
}
|
|
res = copy;
|
|
}
|
|
} else if (handleAsObjectInI18nFormat && typeof joinArrays === 'string' && Array.isArray(res)) {
|
|
res = res.join(joinArrays);
|
|
if (res) res = this.extendTranslation(res, keys, options, lastKey);
|
|
} else {
|
|
let usedDefault = false;
|
|
let usedKey = false;
|
|
const needsPluralHandling = options.count !== undefined && typeof options.count !== 'string';
|
|
const hasDefaultValue = Translator.hasDefaultValue(options);
|
|
const defaultValueSuffix = needsPluralHandling ? this.pluralResolver.getSuffix(lng, options.count, options) : '';
|
|
const defaultValueSuffixOrdinalFallback = options.ordinal && needsPluralHandling ? this.pluralResolver.getSuffix(lng, options.count, {
|
|
ordinal: false
|
|
}) : '';
|
|
const needsZeroSuffixLookup = needsPluralHandling && !options.ordinal && options.count === 0 && this.pluralResolver.shouldUseIntlApi();
|
|
const defaultValue = needsZeroSuffixLookup && options[`defaultValue${this.options.pluralSeparator}zero`] || options[`defaultValue${defaultValueSuffix}`] || options[`defaultValue${defaultValueSuffixOrdinalFallback}`] || options.defaultValue;
|
|
if (!this.isValidLookup(res) && hasDefaultValue) {
|
|
usedDefault = true;
|
|
res = defaultValue;
|
|
}
|
|
if (!this.isValidLookup(res)) {
|
|
usedKey = true;
|
|
res = key;
|
|
}
|
|
const missingKeyNoValueFallbackToKey = options.missingKeyNoValueFallbackToKey || this.options.missingKeyNoValueFallbackToKey;
|
|
const resForMissing = missingKeyNoValueFallbackToKey && usedKey ? undefined : res;
|
|
const updateMissing = hasDefaultValue && defaultValue !== res && this.options.updateMissing;
|
|
if (usedKey || usedDefault || updateMissing) {
|
|
this.logger.log(updateMissing ? 'updateKey' : 'missingKey', lng, namespace, key, updateMissing ? defaultValue : res);
|
|
if (keySeparator) {
|
|
const fk = this.resolve(key, {
|
|
...options,
|
|
keySeparator: false
|
|
});
|
|
if (fk && fk.res) this.logger.warn('Seems the loaded translations were in flat JSON format instead of nested. Either set keySeparator: false on init or make sure your translations are published in nested format.');
|
|
}
|
|
let lngs = [];
|
|
const fallbackLngs = this.languageUtils.getFallbackCodes(this.options.fallbackLng, options.lng || this.language);
|
|
if (this.options.saveMissingTo === 'fallback' && fallbackLngs && fallbackLngs[0]) {
|
|
for (let i = 0; i < fallbackLngs.length; i++) {
|
|
lngs.push(fallbackLngs[i]);
|
|
}
|
|
} else if (this.options.saveMissingTo === 'all') {
|
|
lngs = this.languageUtils.toResolveHierarchy(options.lng || this.language);
|
|
} else {
|
|
lngs.push(options.lng || this.language);
|
|
}
|
|
const send = (l, k, specificDefaultValue) => {
|
|
const defaultForMissing = hasDefaultValue && specificDefaultValue !== res ? specificDefaultValue : resForMissing;
|
|
if (this.options.missingKeyHandler) {
|
|
this.options.missingKeyHandler(l, namespace, k, defaultForMissing, updateMissing, options);
|
|
} else if (this.backendConnector && this.backendConnector.saveMissing) {
|
|
this.backendConnector.saveMissing(l, namespace, k, defaultForMissing, updateMissing, options);
|
|
}
|
|
this.emit('missingKey', l, namespace, k, res);
|
|
};
|
|
if (this.options.saveMissing) {
|
|
if (this.options.saveMissingPlurals && needsPluralHandling) {
|
|
lngs.forEach(language => {
|
|
const suffixes = this.pluralResolver.getSuffixes(language, options);
|
|
if (needsZeroSuffixLookup && options[`defaultValue${this.options.pluralSeparator}zero`] && suffixes.indexOf(`${this.options.pluralSeparator}zero`) < 0) {
|
|
suffixes.push(`${this.options.pluralSeparator}zero`);
|
|
}
|
|
suffixes.forEach(suffix => {
|
|
send([language], key + suffix, options[`defaultValue${suffix}`] || defaultValue);
|
|
});
|
|
});
|
|
} else {
|
|
send(lngs, key, defaultValue);
|
|
}
|
|
}
|
|
}
|
|
res = this.extendTranslation(res, keys, options, resolved, lastKey);
|
|
if (usedKey && res === key && this.options.appendNamespaceToMissingKey) res = `${namespace}:${key}`;
|
|
if ((usedKey || usedDefault) && this.options.parseMissingKeyHandler) {
|
|
if (this.options.compatibilityAPI !== 'v1') {
|
|
res = this.options.parseMissingKeyHandler(this.options.appendNamespaceToMissingKey ? `${namespace}:${key}` : key, usedDefault ? res : undefined);
|
|
} else {
|
|
res = this.options.parseMissingKeyHandler(res);
|
|
}
|
|
}
|
|
}
|
|
if (returnDetails) {
|
|
resolved.res = res;
|
|
resolved.usedParams = this.getUsedParamsDetails(options);
|
|
return resolved;
|
|
}
|
|
return res;
|
|
}
|
|
extendTranslation(res, key, options, resolved, lastKey) {
|
|
var _this = this;
|
|
if (this.i18nFormat && this.i18nFormat.parse) {
|
|
res = this.i18nFormat.parse(res, {
|
|
...this.options.interpolation.defaultVariables,
|
|
...options
|
|
}, options.lng || this.language || resolved.usedLng, resolved.usedNS, resolved.usedKey, {
|
|
resolved
|
|
});
|
|
} else if (!options.skipInterpolation) {
|
|
if (options.interpolation) this.interpolator.init({
|
|
...options,
|
|
...{
|
|
interpolation: {
|
|
...this.options.interpolation,
|
|
...options.interpolation
|
|
}
|
|
}
|
|
});
|
|
const skipOnVariables = typeof res === 'string' && (options && options.interpolation && options.interpolation.skipOnVariables !== undefined ? options.interpolation.skipOnVariables : this.options.interpolation.skipOnVariables);
|
|
let nestBef;
|
|
if (skipOnVariables) {
|
|
const nb = res.match(this.interpolator.nestingRegexp);
|
|
nestBef = nb && nb.length;
|
|
}
|
|
let data = options.replace && typeof options.replace !== 'string' ? options.replace : options;
|
|
if (this.options.interpolation.defaultVariables) data = {
|
|
...this.options.interpolation.defaultVariables,
|
|
...data
|
|
};
|
|
res = this.interpolator.interpolate(res, data, options.lng || this.language || resolved.usedLng, options);
|
|
if (skipOnVariables) {
|
|
const na = res.match(this.interpolator.nestingRegexp);
|
|
const nestAft = na && na.length;
|
|
if (nestBef < nestAft) options.nest = false;
|
|
}
|
|
if (!options.lng && this.options.compatibilityAPI !== 'v1' && resolved && resolved.res) options.lng = this.language || resolved.usedLng;
|
|
if (options.nest !== false) res = this.interpolator.nest(res, function () {
|
|
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
|
|
args[_key] = arguments[_key];
|
|
}
|
|
if (lastKey && lastKey[0] === args[0] && !options.context) {
|
|
_this.logger.warn(`It seems you are nesting recursively key: ${args[0]} in key: ${key[0]}`);
|
|
return null;
|
|
}
|
|
return _this.translate(...args, key);
|
|
}, options);
|
|
if (options.interpolation) this.interpolator.reset();
|
|
}
|
|
const postProcess = options.postProcess || this.options.postProcess;
|
|
const postProcessorNames = typeof postProcess === 'string' ? [postProcess] : postProcess;
|
|
if (res !== undefined && res !== null && postProcessorNames && postProcessorNames.length && options.applyPostProcessor !== false) {
|
|
res = postProcessor.handle(postProcessorNames, res, key, this.options && this.options.postProcessPassResolved ? {
|
|
i18nResolved: {
|
|
...resolved,
|
|
usedParams: this.getUsedParamsDetails(options)
|
|
},
|
|
...options
|
|
} : options, this);
|
|
}
|
|
return res;
|
|
}
|
|
resolve(keys) {
|
|
let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
|
let found;
|
|
let usedKey;
|
|
let exactUsedKey;
|
|
let usedLng;
|
|
let usedNS;
|
|
if (typeof keys === 'string') keys = [keys];
|
|
keys.forEach(k => {
|
|
if (this.isValidLookup(found)) return;
|
|
const extracted = this.extractFromKey(k, options);
|
|
const key = extracted.key;
|
|
usedKey = key;
|
|
let namespaces = extracted.namespaces;
|
|
if (this.options.fallbackNS) namespaces = namespaces.concat(this.options.fallbackNS);
|
|
const needsPluralHandling = options.count !== undefined && typeof options.count !== 'string';
|
|
const needsZeroSuffixLookup = needsPluralHandling && !options.ordinal && options.count === 0 && this.pluralResolver.shouldUseIntlApi();
|
|
const needsContextHandling = options.context !== undefined && (typeof options.context === 'string' || typeof options.context === 'number') && options.context !== '';
|
|
const codes = options.lngs ? options.lngs : this.languageUtils.toResolveHierarchy(options.lng || this.language, options.fallbackLng);
|
|
namespaces.forEach(ns => {
|
|
if (this.isValidLookup(found)) return;
|
|
usedNS = ns;
|
|
if (!checkedLoadedFor[`${codes[0]}-${ns}`] && this.utils && this.utils.hasLoadedNamespace && !this.utils.hasLoadedNamespace(usedNS)) {
|
|
checkedLoadedFor[`${codes[0]}-${ns}`] = true;
|
|
this.logger.warn(`key "${usedKey}" for languages "${codes.join(', ')}" won't get resolved as namespace "${usedNS}" was not yet loaded`, 'This means something IS WRONG in your setup. You access the t function before i18next.init / i18next.loadNamespace / i18next.changeLanguage was done. Wait for the callback or Promise to resolve before accessing it!!!');
|
|
}
|
|
codes.forEach(code => {
|
|
if (this.isValidLookup(found)) return;
|
|
usedLng = code;
|
|
const finalKeys = [key];
|
|
if (this.i18nFormat && this.i18nFormat.addLookupKeys) {
|
|
this.i18nFormat.addLookupKeys(finalKeys, key, code, ns, options);
|
|
} else {
|
|
let pluralSuffix;
|
|
if (needsPluralHandling) pluralSuffix = this.pluralResolver.getSuffix(code, options.count, options);
|
|
const zeroSuffix = `${this.options.pluralSeparator}zero`;
|
|
const ordinalPrefix = `${this.options.pluralSeparator}ordinal${this.options.pluralSeparator}`;
|
|
if (needsPluralHandling) {
|
|
finalKeys.push(key + pluralSuffix);
|
|
if (options.ordinal && pluralSuffix.indexOf(ordinalPrefix) === 0) {
|
|
finalKeys.push(key + pluralSuffix.replace(ordinalPrefix, this.options.pluralSeparator));
|
|
}
|
|
if (needsZeroSuffixLookup) {
|
|
finalKeys.push(key + zeroSuffix);
|
|
}
|
|
}
|
|
if (needsContextHandling) {
|
|
const contextKey = `${key}${this.options.contextSeparator}${options.context}`;
|
|
finalKeys.push(contextKey);
|
|
if (needsPluralHandling) {
|
|
finalKeys.push(contextKey + pluralSuffix);
|
|
if (options.ordinal && pluralSuffix.indexOf(ordinalPrefix) === 0) {
|
|
finalKeys.push(contextKey + pluralSuffix.replace(ordinalPrefix, this.options.pluralSeparator));
|
|
}
|
|
if (needsZeroSuffixLookup) {
|
|
finalKeys.push(contextKey + zeroSuffix);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
let possibleKey;
|
|
while (possibleKey = finalKeys.pop()) {
|
|
if (!this.isValidLookup(found)) {
|
|
exactUsedKey = possibleKey;
|
|
found = this.getResource(code, ns, possibleKey, options);
|
|
}
|
|
}
|
|
});
|
|
});
|
|
});
|
|
return {
|
|
res: found,
|
|
usedKey,
|
|
exactUsedKey,
|
|
usedLng,
|
|
usedNS
|
|
};
|
|
}
|
|
isValidLookup(res) {
|
|
return res !== undefined && !(!this.options.returnNull && res === null) && !(!this.options.returnEmptyString && res === '');
|
|
}
|
|
getResource(code, ns, key) {
|
|
let options = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};
|
|
if (this.i18nFormat && this.i18nFormat.getResource) return this.i18nFormat.getResource(code, ns, key, options);
|
|
return this.resourceStore.getResource(code, ns, key, options);
|
|
}
|
|
getUsedParamsDetails() {
|
|
let options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
|
|
const optionsKeys = ['defaultValue', 'ordinal', 'context', 'replace', 'lng', 'lngs', 'fallbackLng', 'ns', 'keySeparator', 'nsSeparator', 'returnObjects', 'returnDetails', 'joinArrays', 'postProcess', 'interpolation'];
|
|
const useOptionsReplaceForData = options.replace && typeof options.replace !== 'string';
|
|
let data = useOptionsReplaceForData ? options.replace : options;
|
|
if (useOptionsReplaceForData && typeof options.count !== 'undefined') {
|
|
data.count = options.count;
|
|
}
|
|
if (this.options.interpolation.defaultVariables) {
|
|
data = {
|
|
...this.options.interpolation.defaultVariables,
|
|
...data
|
|
};
|
|
}
|
|
if (!useOptionsReplaceForData) {
|
|
data = {
|
|
...data
|
|
};
|
|
for (const key of optionsKeys) {
|
|
delete data[key];
|
|
}
|
|
}
|
|
return data;
|
|
}
|
|
static hasDefaultValue(options) {
|
|
const prefix = 'defaultValue';
|
|
for (const option in options) {
|
|
if (Object.prototype.hasOwnProperty.call(options, option) && prefix === option.substring(0, prefix.length) && undefined !== options[option]) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
|
|
const capitalize = string => string.charAt(0).toUpperCase() + string.slice(1);
|
|
class LanguageUtil {
|
|
constructor(options) {
|
|
this.options = options;
|
|
this.supportedLngs = this.options.supportedLngs || false;
|
|
this.logger = baseLogger.create('languageUtils');
|
|
}
|
|
getScriptPartFromCode(code) {
|
|
code = getCleanedCode(code);
|
|
if (!code || code.indexOf('-') < 0) return null;
|
|
const p = code.split('-');
|
|
if (p.length === 2) return null;
|
|
p.pop();
|
|
if (p[p.length - 1].toLowerCase() === 'x') return null;
|
|
return this.formatLanguageCode(p.join('-'));
|
|
}
|
|
getLanguagePartFromCode(code) {
|
|
code = getCleanedCode(code);
|
|
if (!code || code.indexOf('-') < 0) return code;
|
|
const p = code.split('-');
|
|
return this.formatLanguageCode(p[0]);
|
|
}
|
|
formatLanguageCode(code) {
|
|
if (typeof code === 'string' && code.indexOf('-') > -1) {
|
|
const specialCases = ['hans', 'hant', 'latn', 'cyrl', 'cans', 'mong', 'arab'];
|
|
let p = code.split('-');
|
|
if (this.options.lowerCaseLng) {
|
|
p = p.map(part => part.toLowerCase());
|
|
} else if (p.length === 2) {
|
|
p[0] = p[0].toLowerCase();
|
|
p[1] = p[1].toUpperCase();
|
|
if (specialCases.indexOf(p[1].toLowerCase()) > -1) p[1] = capitalize(p[1].toLowerCase());
|
|
} else if (p.length === 3) {
|
|
p[0] = p[0].toLowerCase();
|
|
if (p[1].length === 2) p[1] = p[1].toUpperCase();
|
|
if (p[0] !== 'sgn' && p[2].length === 2) p[2] = p[2].toUpperCase();
|
|
if (specialCases.indexOf(p[1].toLowerCase()) > -1) p[1] = capitalize(p[1].toLowerCase());
|
|
if (specialCases.indexOf(p[2].toLowerCase()) > -1) p[2] = capitalize(p[2].toLowerCase());
|
|
}
|
|
return p.join('-');
|
|
}
|
|
return this.options.cleanCode || this.options.lowerCaseLng ? code.toLowerCase() : code;
|
|
}
|
|
isSupportedCode(code) {
|
|
if (this.options.load === 'languageOnly' || this.options.nonExplicitSupportedLngs) {
|
|
code = this.getLanguagePartFromCode(code);
|
|
}
|
|
return !this.supportedLngs || !this.supportedLngs.length || this.supportedLngs.indexOf(code) > -1;
|
|
}
|
|
getBestMatchFromCodes(codes) {
|
|
if (!codes) return null;
|
|
let found;
|
|
codes.forEach(code => {
|
|
if (found) return;
|
|
const cleanedLng = this.formatLanguageCode(code);
|
|
if (!this.options.supportedLngs || this.isSupportedCode(cleanedLng)) found = cleanedLng;
|
|
});
|
|
if (!found && this.options.supportedLngs) {
|
|
codes.forEach(code => {
|
|
if (found) return;
|
|
const lngOnly = this.getLanguagePartFromCode(code);
|
|
if (this.isSupportedCode(lngOnly)) return found = lngOnly;
|
|
found = this.options.supportedLngs.find(supportedLng => {
|
|
if (supportedLng === lngOnly) return supportedLng;
|
|
if (supportedLng.indexOf('-') < 0 && lngOnly.indexOf('-') < 0) return;
|
|
if (supportedLng.indexOf('-') > 0 && lngOnly.indexOf('-') < 0 && supportedLng.substring(0, supportedLng.indexOf('-')) === lngOnly) return supportedLng;
|
|
if (supportedLng.indexOf(lngOnly) === 0 && lngOnly.length > 1) return supportedLng;
|
|
});
|
|
});
|
|
}
|
|
if (!found) found = this.getFallbackCodes(this.options.fallbackLng)[0];
|
|
return found;
|
|
}
|
|
getFallbackCodes(fallbacks, code) {
|
|
if (!fallbacks) return [];
|
|
if (typeof fallbacks === 'function') fallbacks = fallbacks(code);
|
|
if (typeof fallbacks === 'string') fallbacks = [fallbacks];
|
|
if (Array.isArray(fallbacks)) return fallbacks;
|
|
if (!code) return fallbacks.default || [];
|
|
let found = fallbacks[code];
|
|
if (!found) found = fallbacks[this.getScriptPartFromCode(code)];
|
|
if (!found) found = fallbacks[this.formatLanguageCode(code)];
|
|
if (!found) found = fallbacks[this.getLanguagePartFromCode(code)];
|
|
if (!found) found = fallbacks.default;
|
|
return found || [];
|
|
}
|
|
toResolveHierarchy(code, fallbackCode) {
|
|
const fallbackCodes = this.getFallbackCodes(fallbackCode || this.options.fallbackLng || [], code);
|
|
const codes = [];
|
|
const addCode = c => {
|
|
if (!c) return;
|
|
if (this.isSupportedCode(c)) {
|
|
codes.push(c);
|
|
} else {
|
|
this.logger.warn(`rejecting language code not found in supportedLngs: ${c}`);
|
|
}
|
|
};
|
|
if (typeof code === 'string' && (code.indexOf('-') > -1 || code.indexOf('_') > -1)) {
|
|
if (this.options.load !== 'languageOnly') addCode(this.formatLanguageCode(code));
|
|
if (this.options.load !== 'languageOnly' && this.options.load !== 'currentOnly') addCode(this.getScriptPartFromCode(code));
|
|
if (this.options.load !== 'currentOnly') addCode(this.getLanguagePartFromCode(code));
|
|
} else if (typeof code === 'string') {
|
|
addCode(this.formatLanguageCode(code));
|
|
}
|
|
fallbackCodes.forEach(fc => {
|
|
if (codes.indexOf(fc) < 0) addCode(this.formatLanguageCode(fc));
|
|
});
|
|
return codes;
|
|
}
|
|
}
|
|
|
|
let sets = [{
|
|
lngs: ['ach', 'ak', 'am', 'arn', 'br', 'fil', 'gun', 'ln', 'mfe', 'mg', 'mi', 'oc', 'pt', 'pt-BR', 'tg', 'tl', 'ti', 'tr', 'uz', 'wa'],
|
|
nr: [1, 2],
|
|
fc: 1
|
|
}, {
|
|
lngs: ['af', 'an', 'ast', 'az', 'bg', 'bn', 'ca', 'da', 'de', 'dev', 'el', 'en', 'eo', 'es', 'et', 'eu', 'fi', 'fo', 'fur', 'fy', 'gl', 'gu', 'ha', 'hi', 'hu', 'hy', 'ia', 'it', 'kk', 'kn', 'ku', 'lb', 'mai', 'ml', 'mn', 'mr', 'nah', 'nap', 'nb', 'ne', 'nl', 'nn', 'no', 'nso', 'pa', 'pap', 'pms', 'ps', 'pt-PT', 'rm', 'sco', 'se', 'si', 'so', 'son', 'sq', 'sv', 'sw', 'ta', 'te', 'tk', 'ur', 'yo'],
|
|
nr: [1, 2],
|
|
fc: 2
|
|
}, {
|
|
lngs: ['ay', 'bo', 'cgg', 'fa', 'ht', 'id', 'ja', 'jbo', 'ka', 'km', 'ko', 'ky', 'lo', 'ms', 'sah', 'su', 'th', 'tt', 'ug', 'vi', 'wo', 'zh'],
|
|
nr: [1],
|
|
fc: 3
|
|
}, {
|
|
lngs: ['be', 'bs', 'cnr', 'dz', 'hr', 'ru', 'sr', 'uk'],
|
|
nr: [1, 2, 5],
|
|
fc: 4
|
|
}, {
|
|
lngs: ['ar'],
|
|
nr: [0, 1, 2, 3, 11, 100],
|
|
fc: 5
|
|
}, {
|
|
lngs: ['cs', 'sk'],
|
|
nr: [1, 2, 5],
|
|
fc: 6
|
|
}, {
|
|
lngs: ['csb', 'pl'],
|
|
nr: [1, 2, 5],
|
|
fc: 7
|
|
}, {
|
|
lngs: ['cy'],
|
|
nr: [1, 2, 3, 8],
|
|
fc: 8
|
|
}, {
|
|
lngs: ['fr'],
|
|
nr: [1, 2],
|
|
fc: 9
|
|
}, {
|
|
lngs: ['ga'],
|
|
nr: [1, 2, 3, 7, 11],
|
|
fc: 10
|
|
}, {
|
|
lngs: ['gd'],
|
|
nr: [1, 2, 3, 20],
|
|
fc: 11
|
|
}, {
|
|
lngs: ['is'],
|
|
nr: [1, 2],
|
|
fc: 12
|
|
}, {
|
|
lngs: ['jv'],
|
|
nr: [0, 1],
|
|
fc: 13
|
|
}, {
|
|
lngs: ['kw'],
|
|
nr: [1, 2, 3, 4],
|
|
fc: 14
|
|
}, {
|
|
lngs: ['lt'],
|
|
nr: [1, 2, 10],
|
|
fc: 15
|
|
}, {
|
|
lngs: ['lv'],
|
|
nr: [1, 2, 0],
|
|
fc: 16
|
|
}, {
|
|
lngs: ['mk'],
|
|
nr: [1, 2],
|
|
fc: 17
|
|
}, {
|
|
lngs: ['mnk'],
|
|
nr: [0, 1, 2],
|
|
fc: 18
|
|
}, {
|
|
lngs: ['mt'],
|
|
nr: [1, 2, 11, 20],
|
|
fc: 19
|
|
}, {
|
|
lngs: ['or'],
|
|
nr: [2, 1],
|
|
fc: 2
|
|
}, {
|
|
lngs: ['ro'],
|
|
nr: [1, 2, 20],
|
|
fc: 20
|
|
}, {
|
|
lngs: ['sl'],
|
|
nr: [5, 1, 2, 3],
|
|
fc: 21
|
|
}, {
|
|
lngs: ['he', 'iw'],
|
|
nr: [1, 2, 20, 21],
|
|
fc: 22
|
|
}];
|
|
let _rulesPluralsTypes = {
|
|
1: n => Number(n > 1),
|
|
2: n => Number(n != 1),
|
|
3: n => 0,
|
|
4: n => Number(n % 10 == 1 && n % 100 != 11 ? 0 : n % 10 >= 2 && n % 10 <= 4 && (n % 100 < 10 || n % 100 >= 20) ? 1 : 2),
|
|
5: n => Number(n == 0 ? 0 : n == 1 ? 1 : n == 2 ? 2 : n % 100 >= 3 && n % 100 <= 10 ? 3 : n % 100 >= 11 ? 4 : 5),
|
|
6: n => Number(n == 1 ? 0 : n >= 2 && n <= 4 ? 1 : 2),
|
|
7: n => Number(n == 1 ? 0 : n % 10 >= 2 && n % 10 <= 4 && (n % 100 < 10 || n % 100 >= 20) ? 1 : 2),
|
|
8: n => Number(n == 1 ? 0 : n == 2 ? 1 : n != 8 && n != 11 ? 2 : 3),
|
|
9: n => Number(n >= 2),
|
|
10: n => Number(n == 1 ? 0 : n == 2 ? 1 : n < 7 ? 2 : n < 11 ? 3 : 4),
|
|
11: n => Number(n == 1 || n == 11 ? 0 : n == 2 || n == 12 ? 1 : n > 2 && n < 20 ? 2 : 3),
|
|
12: n => Number(n % 10 != 1 || n % 100 == 11),
|
|
13: n => Number(n !== 0),
|
|
14: n => Number(n == 1 ? 0 : n == 2 ? 1 : n == 3 ? 2 : 3),
|
|
15: n => Number(n % 10 == 1 && n % 100 != 11 ? 0 : n % 10 >= 2 && (n % 100 < 10 || n % 100 >= 20) ? 1 : 2),
|
|
16: n => Number(n % 10 == 1 && n % 100 != 11 ? 0 : n !== 0 ? 1 : 2),
|
|
17: n => Number(n == 1 || n % 10 == 1 && n % 100 != 11 ? 0 : 1),
|
|
18: n => Number(n == 0 ? 0 : n == 1 ? 1 : 2),
|
|
19: n => Number(n == 1 ? 0 : n == 0 || n % 100 > 1 && n % 100 < 11 ? 1 : n % 100 > 10 && n % 100 < 20 ? 2 : 3),
|
|
20: n => Number(n == 1 ? 0 : n == 0 || n % 100 > 0 && n % 100 < 20 ? 1 : 2),
|
|
21: n => Number(n % 100 == 1 ? 1 : n % 100 == 2 ? 2 : n % 100 == 3 || n % 100 == 4 ? 3 : 0),
|
|
22: n => Number(n == 1 ? 0 : n == 2 ? 1 : (n < 0 || n > 10) && n % 10 == 0 ? 2 : 3)
|
|
};
|
|
const nonIntlVersions = ['v1', 'v2', 'v3'];
|
|
const intlVersions = ['v4'];
|
|
const suffixesOrder = {
|
|
zero: 0,
|
|
one: 1,
|
|
two: 2,
|
|
few: 3,
|
|
many: 4,
|
|
other: 5
|
|
};
|
|
const createRules = () => {
|
|
const rules = {};
|
|
sets.forEach(set => {
|
|
set.lngs.forEach(l => {
|
|
rules[l] = {
|
|
numbers: set.nr,
|
|
plurals: _rulesPluralsTypes[set.fc]
|
|
};
|
|
});
|
|
});
|
|
return rules;
|
|
};
|
|
class PluralResolver {
|
|
constructor(languageUtils) {
|
|
let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
|
this.languageUtils = languageUtils;
|
|
this.options = options;
|
|
this.logger = baseLogger.create('pluralResolver');
|
|
if ((!this.options.compatibilityJSON || intlVersions.includes(this.options.compatibilityJSON)) && (typeof Intl === 'undefined' || !Intl.PluralRules)) {
|
|
this.options.compatibilityJSON = 'v3';
|
|
this.logger.error('Your environment seems not to be Intl API compatible, use an Intl.PluralRules polyfill. Will fallback to the compatibilityJSON v3 format handling.');
|
|
}
|
|
this.rules = createRules();
|
|
this.pluralRulesCache = {};
|
|
}
|
|
addRule(lng, obj) {
|
|
this.rules[lng] = obj;
|
|
}
|
|
clearCache() {
|
|
this.pluralRulesCache = {};
|
|
}
|
|
getRule(code) {
|
|
let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
|
if (this.shouldUseIntlApi()) {
|
|
try {
|
|
const cleanedCode = getCleanedCode(code === 'dev' ? 'en' : code);
|
|
const type = options.ordinal ? 'ordinal' : 'cardinal';
|
|
const cacheKey = JSON.stringify({
|
|
cleanedCode,
|
|
type
|
|
});
|
|
if (cacheKey in this.pluralRulesCache) {
|
|
return this.pluralRulesCache[cacheKey];
|
|
}
|
|
const rule = new Intl.PluralRules(cleanedCode, {
|
|
type
|
|
});
|
|
this.pluralRulesCache[cacheKey] = rule;
|
|
return rule;
|
|
} catch (err) {
|
|
return;
|
|
}
|
|
}
|
|
return this.rules[code] || this.rules[this.languageUtils.getLanguagePartFromCode(code)];
|
|
}
|
|
needsPlural(code) {
|
|
let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
|
const rule = this.getRule(code, options);
|
|
if (this.shouldUseIntlApi()) {
|
|
return rule && rule.resolvedOptions().pluralCategories.length > 1;
|
|
}
|
|
return rule && rule.numbers.length > 1;
|
|
}
|
|
getPluralFormsOfKey(code, key) {
|
|
let options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
|
|
return this.getSuffixes(code, options).map(suffix => `${key}${suffix}`);
|
|
}
|
|
getSuffixes(code) {
|
|
let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
|
const rule = this.getRule(code, options);
|
|
if (!rule) {
|
|
return [];
|
|
}
|
|
if (this.shouldUseIntlApi()) {
|
|
return rule.resolvedOptions().pluralCategories.sort((pluralCategory1, pluralCategory2) => suffixesOrder[pluralCategory1] - suffixesOrder[pluralCategory2]).map(pluralCategory => `${this.options.prepend}${options.ordinal ? `ordinal${this.options.prepend}` : ''}${pluralCategory}`);
|
|
}
|
|
return rule.numbers.map(number => this.getSuffix(code, number, options));
|
|
}
|
|
getSuffix(code, count) {
|
|
let options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
|
|
const rule = this.getRule(code, options);
|
|
if (rule) {
|
|
if (this.shouldUseIntlApi()) {
|
|
return `${this.options.prepend}${options.ordinal ? `ordinal${this.options.prepend}` : ''}${rule.select(count)}`;
|
|
}
|
|
return this.getSuffixRetroCompatible(rule, count);
|
|
}
|
|
this.logger.warn(`no plural rule found for: ${code}`);
|
|
return '';
|
|
}
|
|
getSuffixRetroCompatible(rule, count) {
|
|
const idx = rule.noAbs ? rule.plurals(count) : rule.plurals(Math.abs(count));
|
|
let suffix = rule.numbers[idx];
|
|
if (this.options.simplifyPluralSuffix && rule.numbers.length === 2 && rule.numbers[0] === 1) {
|
|
if (suffix === 2) {
|
|
suffix = 'plural';
|
|
} else if (suffix === 1) {
|
|
suffix = '';
|
|
}
|
|
}
|
|
const returnSuffix = () => this.options.prepend && suffix.toString() ? this.options.prepend + suffix.toString() : suffix.toString();
|
|
if (this.options.compatibilityJSON === 'v1') {
|
|
if (suffix === 1) return '';
|
|
if (typeof suffix === 'number') return `_plural_${suffix.toString()}`;
|
|
return returnSuffix();
|
|
} else if (this.options.compatibilityJSON === 'v2') {
|
|
return returnSuffix();
|
|
} else if (this.options.simplifyPluralSuffix && rule.numbers.length === 2 && rule.numbers[0] === 1) {
|
|
return returnSuffix();
|
|
}
|
|
return this.options.prepend && idx.toString() ? this.options.prepend + idx.toString() : idx.toString();
|
|
}
|
|
shouldUseIntlApi() {
|
|
return !nonIntlVersions.includes(this.options.compatibilityJSON);
|
|
}
|
|
}
|
|
|
|
const deepFindWithDefaults = function (data, defaultData, key) {
|
|
let keySeparator = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : '.';
|
|
let ignoreJSONStructure = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : true;
|
|
let path = getPathWithDefaults(data, defaultData, key);
|
|
if (!path && ignoreJSONStructure && typeof key === 'string') {
|
|
path = deepFind(data, key, keySeparator);
|
|
if (path === undefined) path = deepFind(defaultData, key, keySeparator);
|
|
}
|
|
return path;
|
|
};
|
|
const regexSafe = val => val.replace(/\$/g, '$$$$');
|
|
class Interpolator {
|
|
constructor() {
|
|
let options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
|
|
this.logger = baseLogger.create('interpolator');
|
|
this.options = options;
|
|
this.format = options.interpolation && options.interpolation.format || (value => value);
|
|
this.init(options);
|
|
}
|
|
init() {
|
|
let options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
|
|
if (!options.interpolation) options.interpolation = {
|
|
escapeValue: true
|
|
};
|
|
const {
|
|
escape: escape$1,
|
|
escapeValue,
|
|
useRawValueToEscape,
|
|
prefix,
|
|
prefixEscaped,
|
|
suffix,
|
|
suffixEscaped,
|
|
formatSeparator,
|
|
unescapeSuffix,
|
|
unescapePrefix,
|
|
nestingPrefix,
|
|
nestingPrefixEscaped,
|
|
nestingSuffix,
|
|
nestingSuffixEscaped,
|
|
nestingOptionsSeparator,
|
|
maxReplaces,
|
|
alwaysFormat
|
|
} = options.interpolation;
|
|
this.escape = escape$1 !== undefined ? escape$1 : escape;
|
|
this.escapeValue = escapeValue !== undefined ? escapeValue : true;
|
|
this.useRawValueToEscape = useRawValueToEscape !== undefined ? useRawValueToEscape : false;
|
|
this.prefix = prefix ? regexEscape(prefix) : prefixEscaped || '{{';
|
|
this.suffix = suffix ? regexEscape(suffix) : suffixEscaped || '}}';
|
|
this.formatSeparator = formatSeparator || ',';
|
|
this.unescapePrefix = unescapeSuffix ? '' : unescapePrefix || '-';
|
|
this.unescapeSuffix = this.unescapePrefix ? '' : unescapeSuffix || '';
|
|
this.nestingPrefix = nestingPrefix ? regexEscape(nestingPrefix) : nestingPrefixEscaped || regexEscape('$t(');
|
|
this.nestingSuffix = nestingSuffix ? regexEscape(nestingSuffix) : nestingSuffixEscaped || regexEscape(')');
|
|
this.nestingOptionsSeparator = nestingOptionsSeparator || ',';
|
|
this.maxReplaces = maxReplaces || 1000;
|
|
this.alwaysFormat = alwaysFormat !== undefined ? alwaysFormat : false;
|
|
this.resetRegExp();
|
|
}
|
|
reset() {
|
|
if (this.options) this.init(this.options);
|
|
}
|
|
resetRegExp() {
|
|
const getOrResetRegExp = (existingRegExp, pattern) => {
|
|
if (existingRegExp && existingRegExp.source === pattern) {
|
|
existingRegExp.lastIndex = 0;
|
|
return existingRegExp;
|
|
}
|
|
return new RegExp(pattern, 'g');
|
|
};
|
|
this.regexp = getOrResetRegExp(this.regexp, `${this.prefix}(.+?)${this.suffix}`);
|
|
this.regexpUnescape = getOrResetRegExp(this.regexpUnescape, `${this.prefix}${this.unescapePrefix}(.+?)${this.unescapeSuffix}${this.suffix}`);
|
|
this.nestingRegexp = getOrResetRegExp(this.nestingRegexp, `${this.nestingPrefix}(.+?)${this.nestingSuffix}`);
|
|
}
|
|
interpolate(str, data, lng, options) {
|
|
let match;
|
|
let value;
|
|
let replaces;
|
|
const defaultData = this.options && this.options.interpolation && this.options.interpolation.defaultVariables || {};
|
|
const handleFormat = key => {
|
|
if (key.indexOf(this.formatSeparator) < 0) {
|
|
const path = deepFindWithDefaults(data, defaultData, key, this.options.keySeparator, this.options.ignoreJSONStructure);
|
|
return this.alwaysFormat ? this.format(path, undefined, lng, {
|
|
...options,
|
|
...data,
|
|
interpolationkey: key
|
|
}) : path;
|
|
}
|
|
const p = key.split(this.formatSeparator);
|
|
const k = p.shift().trim();
|
|
const f = p.join(this.formatSeparator).trim();
|
|
return this.format(deepFindWithDefaults(data, defaultData, k, this.options.keySeparator, this.options.ignoreJSONStructure), f, lng, {
|
|
...options,
|
|
...data,
|
|
interpolationkey: k
|
|
});
|
|
};
|
|
this.resetRegExp();
|
|
const missingInterpolationHandler = options && options.missingInterpolationHandler || this.options.missingInterpolationHandler;
|
|
const skipOnVariables = options && options.interpolation && options.interpolation.skipOnVariables !== undefined ? options.interpolation.skipOnVariables : this.options.interpolation.skipOnVariables;
|
|
const todos = [{
|
|
regex: this.regexpUnescape,
|
|
safeValue: val => regexSafe(val)
|
|
}, {
|
|
regex: this.regexp,
|
|
safeValue: val => this.escapeValue ? regexSafe(this.escape(val)) : regexSafe(val)
|
|
}];
|
|
todos.forEach(todo => {
|
|
replaces = 0;
|
|
while (match = todo.regex.exec(str)) {
|
|
const matchedVar = match[1].trim();
|
|
value = handleFormat(matchedVar);
|
|
if (value === undefined) {
|
|
if (typeof missingInterpolationHandler === 'function') {
|
|
const temp = missingInterpolationHandler(str, match, options);
|
|
value = typeof temp === 'string' ? temp : '';
|
|
} else if (options && Object.prototype.hasOwnProperty.call(options, matchedVar)) {
|
|
value = '';
|
|
} else if (skipOnVariables) {
|
|
value = match[0];
|
|
continue;
|
|
} else {
|
|
this.logger.warn(`missed to pass in variable ${matchedVar} for interpolating ${str}`);
|
|
value = '';
|
|
}
|
|
} else if (typeof value !== 'string' && !this.useRawValueToEscape) {
|
|
value = makeString(value);
|
|
}
|
|
const safeValue = todo.safeValue(value);
|
|
str = str.replace(match[0], safeValue);
|
|
if (skipOnVariables) {
|
|
todo.regex.lastIndex += value.length;
|
|
todo.regex.lastIndex -= match[0].length;
|
|
} else {
|
|
todo.regex.lastIndex = 0;
|
|
}
|
|
replaces++;
|
|
if (replaces >= this.maxReplaces) {
|
|
break;
|
|
}
|
|
}
|
|
});
|
|
return str;
|
|
}
|
|
nest(str, fc) {
|
|
let options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
|
|
let match;
|
|
let value;
|
|
let clonedOptions;
|
|
const handleHasOptions = (key, inheritedOptions) => {
|
|
const sep = this.nestingOptionsSeparator;
|
|
if (key.indexOf(sep) < 0) return key;
|
|
const c = key.split(new RegExp(`${sep}[ ]*{`));
|
|
let optionsString = `{${c[1]}`;
|
|
key = c[0];
|
|
optionsString = this.interpolate(optionsString, clonedOptions);
|
|
const matchedSingleQuotes = optionsString.match(/'/g);
|
|
const matchedDoubleQuotes = optionsString.match(/"/g);
|
|
if (matchedSingleQuotes && matchedSingleQuotes.length % 2 === 0 && !matchedDoubleQuotes || matchedDoubleQuotes.length % 2 !== 0) {
|
|
optionsString = optionsString.replace(/'/g, '"');
|
|
}
|
|
try {
|
|
clonedOptions = JSON.parse(optionsString);
|
|
if (inheritedOptions) clonedOptions = {
|
|
...inheritedOptions,
|
|
...clonedOptions
|
|
};
|
|
} catch (e) {
|
|
this.logger.warn(`failed parsing options string in nesting for key ${key}`, e);
|
|
return `${key}${sep}${optionsString}`;
|
|
}
|
|
if (clonedOptions.defaultValue && clonedOptions.defaultValue.indexOf(this.prefix) > -1) delete clonedOptions.defaultValue;
|
|
return key;
|
|
};
|
|
while (match = this.nestingRegexp.exec(str)) {
|
|
let formatters = [];
|
|
clonedOptions = {
|
|
...options
|
|
};
|
|
clonedOptions = clonedOptions.replace && typeof clonedOptions.replace !== 'string' ? clonedOptions.replace : clonedOptions;
|
|
clonedOptions.applyPostProcessor = false;
|
|
delete clonedOptions.defaultValue;
|
|
let doReduce = false;
|
|
if (match[0].indexOf(this.formatSeparator) !== -1 && !/{.*}/.test(match[1])) {
|
|
const r = match[1].split(this.formatSeparator).map(elem => elem.trim());
|
|
match[1] = r.shift();
|
|
formatters = r;
|
|
doReduce = true;
|
|
}
|
|
value = fc(handleHasOptions.call(this, match[1].trim(), clonedOptions), clonedOptions);
|
|
if (value && match[0] === str && typeof value !== 'string') return value;
|
|
if (typeof value !== 'string') value = makeString(value);
|
|
if (!value) {
|
|
this.logger.warn(`missed to resolve ${match[1]} for nesting ${str}`);
|
|
value = '';
|
|
}
|
|
if (doReduce) {
|
|
value = formatters.reduce((v, f) => this.format(v, f, options.lng, {
|
|
...options,
|
|
interpolationkey: match[1].trim()
|
|
}), value.trim());
|
|
}
|
|
str = str.replace(match[0], value);
|
|
this.regexp.lastIndex = 0;
|
|
}
|
|
return str;
|
|
}
|
|
}
|
|
|
|
const parseFormatStr = formatStr => {
|
|
let formatName = formatStr.toLowerCase().trim();
|
|
const formatOptions = {};
|
|
if (formatStr.indexOf('(') > -1) {
|
|
const p = formatStr.split('(');
|
|
formatName = p[0].toLowerCase().trim();
|
|
const optStr = p[1].substring(0, p[1].length - 1);
|
|
if (formatName === 'currency' && optStr.indexOf(':') < 0) {
|
|
if (!formatOptions.currency) formatOptions.currency = optStr.trim();
|
|
} else if (formatName === 'relativetime' && optStr.indexOf(':') < 0) {
|
|
if (!formatOptions.range) formatOptions.range = optStr.trim();
|
|
} else {
|
|
const opts = optStr.split(';');
|
|
opts.forEach(opt => {
|
|
if (opt) {
|
|
const [key, ...rest] = opt.split(':');
|
|
const val = rest.join(':').trim().replace(/^'+|'+$/g, '');
|
|
const trimmedKey = key.trim();
|
|
if (!formatOptions[trimmedKey]) formatOptions[trimmedKey] = val;
|
|
if (val === 'false') formatOptions[trimmedKey] = false;
|
|
if (val === 'true') formatOptions[trimmedKey] = true;
|
|
if (!isNaN(val)) formatOptions[trimmedKey] = parseInt(val, 10);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
return {
|
|
formatName,
|
|
formatOptions
|
|
};
|
|
};
|
|
const createCachedFormatter = fn => {
|
|
const cache = {};
|
|
return (val, lng, options) => {
|
|
let optForCache = options;
|
|
if (options && options.interpolationkey && options.formatParams && options.formatParams[options.interpolationkey] && options[options.interpolationkey]) {
|
|
optForCache = {
|
|
...optForCache,
|
|
[options.interpolationkey]: undefined
|
|
};
|
|
}
|
|
const key = lng + JSON.stringify(optForCache);
|
|
let formatter = cache[key];
|
|
if (!formatter) {
|
|
formatter = fn(getCleanedCode(lng), options);
|
|
cache[key] = formatter;
|
|
}
|
|
return formatter(val);
|
|
};
|
|
};
|
|
class Formatter {
|
|
constructor() {
|
|
let options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
|
|
this.logger = baseLogger.create('formatter');
|
|
this.options = options;
|
|
this.formats = {
|
|
number: createCachedFormatter((lng, opt) => {
|
|
const formatter = new Intl.NumberFormat(lng, {
|
|
...opt
|
|
});
|
|
return val => formatter.format(val);
|
|
}),
|
|
currency: createCachedFormatter((lng, opt) => {
|
|
const formatter = new Intl.NumberFormat(lng, {
|
|
...opt,
|
|
style: 'currency'
|
|
});
|
|
return val => formatter.format(val);
|
|
}),
|
|
datetime: createCachedFormatter((lng, opt) => {
|
|
const formatter = new Intl.DateTimeFormat(lng, {
|
|
...opt
|
|
});
|
|
return val => formatter.format(val);
|
|
}),
|
|
relativetime: createCachedFormatter((lng, opt) => {
|
|
const formatter = new Intl.RelativeTimeFormat(lng, {
|
|
...opt
|
|
});
|
|
return val => formatter.format(val, opt.range || 'day');
|
|
}),
|
|
list: createCachedFormatter((lng, opt) => {
|
|
const formatter = new Intl.ListFormat(lng, {
|
|
...opt
|
|
});
|
|
return val => formatter.format(val);
|
|
})
|
|
};
|
|
this.init(options);
|
|
}
|
|
init(services) {
|
|
let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {
|
|
interpolation: {}
|
|
};
|
|
const iOpts = options.interpolation;
|
|
this.formatSeparator = iOpts.formatSeparator ? iOpts.formatSeparator : iOpts.formatSeparator || ',';
|
|
}
|
|
add(name, fc) {
|
|
this.formats[name.toLowerCase().trim()] = fc;
|
|
}
|
|
addCached(name, fc) {
|
|
this.formats[name.toLowerCase().trim()] = createCachedFormatter(fc);
|
|
}
|
|
format(value, format, lng) {
|
|
let options = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};
|
|
const formats = format.split(this.formatSeparator);
|
|
if (formats.length > 1 && formats[0].indexOf('(') > 1 && formats[0].indexOf(')') < 0 && formats.find(f => f.indexOf(')') > -1)) {
|
|
const lastIndex = formats.findIndex(f => f.indexOf(')') > -1);
|
|
formats[0] = [formats[0], ...formats.splice(1, lastIndex)].join(this.formatSeparator);
|
|
}
|
|
const result = formats.reduce((mem, f) => {
|
|
const {
|
|
formatName,
|
|
formatOptions
|
|
} = parseFormatStr(f);
|
|
if (this.formats[formatName]) {
|
|
let formatted = mem;
|
|
try {
|
|
const valOptions = options && options.formatParams && options.formatParams[options.interpolationkey] || {};
|
|
const l = valOptions.locale || valOptions.lng || options.locale || options.lng || lng;
|
|
formatted = this.formats[formatName](mem, l, {
|
|
...formatOptions,
|
|
...options,
|
|
...valOptions
|
|
});
|
|
} catch (error) {
|
|
this.logger.warn(error);
|
|
}
|
|
return formatted;
|
|
} else {
|
|
this.logger.warn(`there was no format function for ${formatName}`);
|
|
}
|
|
return mem;
|
|
}, value);
|
|
return result;
|
|
}
|
|
}
|
|
|
|
const removePending = (q, name) => {
|
|
if (q.pending[name] !== undefined) {
|
|
delete q.pending[name];
|
|
q.pendingCount--;
|
|
}
|
|
};
|
|
class Connector extends EventEmitter {
|
|
constructor(backend, store, services) {
|
|
let options = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};
|
|
super();
|
|
this.backend = backend;
|
|
this.store = store;
|
|
this.services = services;
|
|
this.languageUtils = services.languageUtils;
|
|
this.options = options;
|
|
this.logger = baseLogger.create('backendConnector');
|
|
this.waitingReads = [];
|
|
this.maxParallelReads = options.maxParallelReads || 10;
|
|
this.readingCalls = 0;
|
|
this.maxRetries = options.maxRetries >= 0 ? options.maxRetries : 5;
|
|
this.retryTimeout = options.retryTimeout >= 1 ? options.retryTimeout : 350;
|
|
this.state = {};
|
|
this.queue = [];
|
|
if (this.backend && this.backend.init) {
|
|
this.backend.init(services, options.backend, options);
|
|
}
|
|
}
|
|
queueLoad(languages, namespaces, options, callback) {
|
|
const toLoad = {};
|
|
const pending = {};
|
|
const toLoadLanguages = {};
|
|
const toLoadNamespaces = {};
|
|
languages.forEach(lng => {
|
|
let hasAllNamespaces = true;
|
|
namespaces.forEach(ns => {
|
|
const name = `${lng}|${ns}`;
|
|
if (!options.reload && this.store.hasResourceBundle(lng, ns)) {
|
|
this.state[name] = 2;
|
|
} else if (this.state[name] < 0) ; else if (this.state[name] === 1) {
|
|
if (pending[name] === undefined) pending[name] = true;
|
|
} else {
|
|
this.state[name] = 1;
|
|
hasAllNamespaces = false;
|
|
if (pending[name] === undefined) pending[name] = true;
|
|
if (toLoad[name] === undefined) toLoad[name] = true;
|
|
if (toLoadNamespaces[ns] === undefined) toLoadNamespaces[ns] = true;
|
|
}
|
|
});
|
|
if (!hasAllNamespaces) toLoadLanguages[lng] = true;
|
|
});
|
|
if (Object.keys(toLoad).length || Object.keys(pending).length) {
|
|
this.queue.push({
|
|
pending,
|
|
pendingCount: Object.keys(pending).length,
|
|
loaded: {},
|
|
errors: [],
|
|
callback
|
|
});
|
|
}
|
|
return {
|
|
toLoad: Object.keys(toLoad),
|
|
pending: Object.keys(pending),
|
|
toLoadLanguages: Object.keys(toLoadLanguages),
|
|
toLoadNamespaces: Object.keys(toLoadNamespaces)
|
|
};
|
|
}
|
|
loaded(name, err, data) {
|
|
const s = name.split('|');
|
|
const lng = s[0];
|
|
const ns = s[1];
|
|
if (err) this.emit('failedLoading', lng, ns, err);
|
|
if (!err && data) {
|
|
this.store.addResourceBundle(lng, ns, data, undefined, undefined, {
|
|
skipCopy: true
|
|
});
|
|
}
|
|
this.state[name] = err ? -1 : 2;
|
|
if (err && data) this.state[name] = 0;
|
|
const loaded = {};
|
|
this.queue.forEach(q => {
|
|
pushPath(q.loaded, [lng], ns);
|
|
removePending(q, name);
|
|
if (err) q.errors.push(err);
|
|
if (q.pendingCount === 0 && !q.done) {
|
|
Object.keys(q.loaded).forEach(l => {
|
|
if (!loaded[l]) loaded[l] = {};
|
|
const loadedKeys = q.loaded[l];
|
|
if (loadedKeys.length) {
|
|
loadedKeys.forEach(n => {
|
|
if (loaded[l][n] === undefined) loaded[l][n] = true;
|
|
});
|
|
}
|
|
});
|
|
q.done = true;
|
|
if (q.errors.length) {
|
|
q.callback(q.errors);
|
|
} else {
|
|
q.callback();
|
|
}
|
|
}
|
|
});
|
|
this.emit('loaded', loaded);
|
|
this.queue = this.queue.filter(q => !q.done);
|
|
}
|
|
read(lng, ns, fcName) {
|
|
let tried = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 0;
|
|
let wait = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : this.retryTimeout;
|
|
let callback = arguments.length > 5 ? arguments[5] : undefined;
|
|
if (!lng.length) return callback(null, {});
|
|
if (this.readingCalls >= this.maxParallelReads) {
|
|
this.waitingReads.push({
|
|
lng,
|
|
ns,
|
|
fcName,
|
|
tried,
|
|
wait,
|
|
callback
|
|
});
|
|
return;
|
|
}
|
|
this.readingCalls++;
|
|
const resolver = (err, data) => {
|
|
this.readingCalls--;
|
|
if (this.waitingReads.length > 0) {
|
|
const next = this.waitingReads.shift();
|
|
this.read(next.lng, next.ns, next.fcName, next.tried, next.wait, next.callback);
|
|
}
|
|
if (err && data && tried < this.maxRetries) {
|
|
setTimeout(() => {
|
|
this.read.call(this, lng, ns, fcName, tried + 1, wait * 2, callback);
|
|
}, wait);
|
|
return;
|
|
}
|
|
callback(err, data);
|
|
};
|
|
const fc = this.backend[fcName].bind(this.backend);
|
|
if (fc.length === 2) {
|
|
try {
|
|
const r = fc(lng, ns);
|
|
if (r && typeof r.then === 'function') {
|
|
r.then(data => resolver(null, data)).catch(resolver);
|
|
} else {
|
|
resolver(null, r);
|
|
}
|
|
} catch (err) {
|
|
resolver(err);
|
|
}
|
|
return;
|
|
}
|
|
return fc(lng, ns, resolver);
|
|
}
|
|
prepareLoading(languages, namespaces) {
|
|
let options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
|
|
let callback = arguments.length > 3 ? arguments[3] : undefined;
|
|
if (!this.backend) {
|
|
this.logger.warn('No backend was added via i18next.use. Will not load resources.');
|
|
return callback && callback();
|
|
}
|
|
if (typeof languages === 'string') languages = this.languageUtils.toResolveHierarchy(languages);
|
|
if (typeof namespaces === 'string') namespaces = [namespaces];
|
|
const toLoad = this.queueLoad(languages, namespaces, options, callback);
|
|
if (!toLoad.toLoad.length) {
|
|
if (!toLoad.pending.length) callback();
|
|
return null;
|
|
}
|
|
toLoad.toLoad.forEach(name => {
|
|
this.loadOne(name);
|
|
});
|
|
}
|
|
load(languages, namespaces, callback) {
|
|
this.prepareLoading(languages, namespaces, {}, callback);
|
|
}
|
|
reload(languages, namespaces, callback) {
|
|
this.prepareLoading(languages, namespaces, {
|
|
reload: true
|
|
}, callback);
|
|
}
|
|
loadOne(name) {
|
|
let prefix = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '';
|
|
const s = name.split('|');
|
|
const lng = s[0];
|
|
const ns = s[1];
|
|
this.read(lng, ns, 'read', undefined, undefined, (err, data) => {
|
|
if (err) this.logger.warn(`${prefix}loading namespace ${ns} for language ${lng} failed`, err);
|
|
if (!err && data) this.logger.log(`${prefix}loaded namespace ${ns} for language ${lng}`, data);
|
|
this.loaded(name, err, data);
|
|
});
|
|
}
|
|
saveMissing(languages, namespace, key, fallbackValue, isUpdate) {
|
|
let options = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : {};
|
|
let clb = arguments.length > 6 && arguments[6] !== undefined ? arguments[6] : () => {};
|
|
if (this.services.utils && this.services.utils.hasLoadedNamespace && !this.services.utils.hasLoadedNamespace(namespace)) {
|
|
this.logger.warn(`did not save key "${key}" as the namespace "${namespace}" was not yet loaded`, 'This means something IS WRONG in your setup. You access the t function before i18next.init / i18next.loadNamespace / i18next.changeLanguage was done. Wait for the callback or Promise to resolve before accessing it!!!');
|
|
return;
|
|
}
|
|
if (key === undefined || key === null || key === '') return;
|
|
if (this.backend && this.backend.create) {
|
|
const opts = {
|
|
...options,
|
|
isUpdate
|
|
};
|
|
const fc = this.backend.create.bind(this.backend);
|
|
if (fc.length < 6) {
|
|
try {
|
|
let r;
|
|
if (fc.length === 5) {
|
|
r = fc(languages, namespace, key, fallbackValue, opts);
|
|
} else {
|
|
r = fc(languages, namespace, key, fallbackValue);
|
|
}
|
|
if (r && typeof r.then === 'function') {
|
|
r.then(data => clb(null, data)).catch(clb);
|
|
} else {
|
|
clb(null, r);
|
|
}
|
|
} catch (err) {
|
|
clb(err);
|
|
}
|
|
} else {
|
|
fc(languages, namespace, key, fallbackValue, clb, opts);
|
|
}
|
|
}
|
|
if (!languages || !languages[0]) return;
|
|
this.store.addResource(languages[0], namespace, key, fallbackValue);
|
|
}
|
|
}
|
|
|
|
const get = () => ({
|
|
debug: false,
|
|
initImmediate: true,
|
|
ns: ['translation'],
|
|
defaultNS: ['translation'],
|
|
fallbackLng: ['dev'],
|
|
fallbackNS: false,
|
|
supportedLngs: false,
|
|
nonExplicitSupportedLngs: false,
|
|
load: 'all',
|
|
preload: false,
|
|
simplifyPluralSuffix: true,
|
|
keySeparator: '.',
|
|
nsSeparator: ':',
|
|
pluralSeparator: '_',
|
|
contextSeparator: '_',
|
|
partialBundledLanguages: false,
|
|
saveMissing: false,
|
|
updateMissing: false,
|
|
saveMissingTo: 'fallback',
|
|
saveMissingPlurals: true,
|
|
missingKeyHandler: false,
|
|
missingInterpolationHandler: false,
|
|
postProcess: false,
|
|
postProcessPassResolved: false,
|
|
returnNull: false,
|
|
returnEmptyString: true,
|
|
returnObjects: false,
|
|
joinArrays: false,
|
|
returnedObjectHandler: false,
|
|
parseMissingKeyHandler: false,
|
|
appendNamespaceToMissingKey: false,
|
|
appendNamespaceToCIMode: false,
|
|
overloadTranslationOptionHandler: args => {
|
|
let ret = {};
|
|
if (typeof args[1] === 'object') ret = args[1];
|
|
if (typeof args[1] === 'string') ret.defaultValue = args[1];
|
|
if (typeof args[2] === 'string') ret.tDescription = args[2];
|
|
if (typeof args[2] === 'object' || typeof args[3] === 'object') {
|
|
const options = args[3] || args[2];
|
|
Object.keys(options).forEach(key => {
|
|
ret[key] = options[key];
|
|
});
|
|
}
|
|
return ret;
|
|
},
|
|
interpolation: {
|
|
escapeValue: true,
|
|
format: value => value,
|
|
prefix: '{{',
|
|
suffix: '}}',
|
|
formatSeparator: ',',
|
|
unescapePrefix: '-',
|
|
nestingPrefix: '$t(',
|
|
nestingSuffix: ')',
|
|
nestingOptionsSeparator: ',',
|
|
maxReplaces: 1000,
|
|
skipOnVariables: true
|
|
}
|
|
});
|
|
const transformOptions = options => {
|
|
if (typeof options.ns === 'string') options.ns = [options.ns];
|
|
if (typeof options.fallbackLng === 'string') options.fallbackLng = [options.fallbackLng];
|
|
if (typeof options.fallbackNS === 'string') options.fallbackNS = [options.fallbackNS];
|
|
if (options.supportedLngs && options.supportedLngs.indexOf('cimode') < 0) {
|
|
options.supportedLngs = options.supportedLngs.concat(['cimode']);
|
|
}
|
|
return options;
|
|
};
|
|
|
|
const noop = () => {};
|
|
const bindMemberFunctions = inst => {
|
|
const mems = Object.getOwnPropertyNames(Object.getPrototypeOf(inst));
|
|
mems.forEach(mem => {
|
|
if (typeof inst[mem] === 'function') {
|
|
inst[mem] = inst[mem].bind(inst);
|
|
}
|
|
});
|
|
};
|
|
class I18n extends EventEmitter {
|
|
constructor() {
|
|
let options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
|
|
let callback = arguments.length > 1 ? arguments[1] : undefined;
|
|
super();
|
|
this.options = transformOptions(options);
|
|
this.services = {};
|
|
this.logger = baseLogger;
|
|
this.modules = {
|
|
external: []
|
|
};
|
|
bindMemberFunctions(this);
|
|
if (callback && !this.isInitialized && !options.isClone) {
|
|
if (!this.options.initImmediate) {
|
|
this.init(options, callback);
|
|
return this;
|
|
}
|
|
setTimeout(() => {
|
|
this.init(options, callback);
|
|
}, 0);
|
|
}
|
|
}
|
|
init() {
|
|
var _this = this;
|
|
let options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
|
|
let callback = arguments.length > 1 ? arguments[1] : undefined;
|
|
this.isInitializing = true;
|
|
if (typeof options === 'function') {
|
|
callback = options;
|
|
options = {};
|
|
}
|
|
if (!options.defaultNS && options.defaultNS !== false && options.ns) {
|
|
if (typeof options.ns === 'string') {
|
|
options.defaultNS = options.ns;
|
|
} else if (options.ns.indexOf('translation') < 0) {
|
|
options.defaultNS = options.ns[0];
|
|
}
|
|
}
|
|
const defOpts = get();
|
|
this.options = {
|
|
...defOpts,
|
|
...this.options,
|
|
...transformOptions(options)
|
|
};
|
|
if (this.options.compatibilityAPI !== 'v1') {
|
|
this.options.interpolation = {
|
|
...defOpts.interpolation,
|
|
...this.options.interpolation
|
|
};
|
|
}
|
|
if (options.keySeparator !== undefined) {
|
|
this.options.userDefinedKeySeparator = options.keySeparator;
|
|
}
|
|
if (options.nsSeparator !== undefined) {
|
|
this.options.userDefinedNsSeparator = options.nsSeparator;
|
|
}
|
|
const createClassOnDemand = ClassOrObject => {
|
|
if (!ClassOrObject) return null;
|
|
if (typeof ClassOrObject === 'function') return new ClassOrObject();
|
|
return ClassOrObject;
|
|
};
|
|
if (!this.options.isClone) {
|
|
if (this.modules.logger) {
|
|
baseLogger.init(createClassOnDemand(this.modules.logger), this.options);
|
|
} else {
|
|
baseLogger.init(null, this.options);
|
|
}
|
|
let formatter;
|
|
if (this.modules.formatter) {
|
|
formatter = this.modules.formatter;
|
|
} else if (typeof Intl !== 'undefined') {
|
|
formatter = Formatter;
|
|
}
|
|
const lu = new LanguageUtil(this.options);
|
|
this.store = new ResourceStore(this.options.resources, this.options);
|
|
const s = this.services;
|
|
s.logger = baseLogger;
|
|
s.resourceStore = this.store;
|
|
s.languageUtils = lu;
|
|
s.pluralResolver = new PluralResolver(lu, {
|
|
prepend: this.options.pluralSeparator,
|
|
compatibilityJSON: this.options.compatibilityJSON,
|
|
simplifyPluralSuffix: this.options.simplifyPluralSuffix
|
|
});
|
|
if (formatter && (!this.options.interpolation.format || this.options.interpolation.format === defOpts.interpolation.format)) {
|
|
s.formatter = createClassOnDemand(formatter);
|
|
s.formatter.init(s, this.options);
|
|
this.options.interpolation.format = s.formatter.format.bind(s.formatter);
|
|
}
|
|
s.interpolator = new Interpolator(this.options);
|
|
s.utils = {
|
|
hasLoadedNamespace: this.hasLoadedNamespace.bind(this)
|
|
};
|
|
s.backendConnector = new Connector(createClassOnDemand(this.modules.backend), s.resourceStore, s, this.options);
|
|
s.backendConnector.on('*', function (event) {
|
|
for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
|
|
args[_key - 1] = arguments[_key];
|
|
}
|
|
_this.emit(event, ...args);
|
|
});
|
|
if (this.modules.languageDetector) {
|
|
s.languageDetector = createClassOnDemand(this.modules.languageDetector);
|
|
if (s.languageDetector.init) s.languageDetector.init(s, this.options.detection, this.options);
|
|
}
|
|
if (this.modules.i18nFormat) {
|
|
s.i18nFormat = createClassOnDemand(this.modules.i18nFormat);
|
|
if (s.i18nFormat.init) s.i18nFormat.init(this);
|
|
}
|
|
this.translator = new Translator(this.services, this.options);
|
|
this.translator.on('*', function (event) {
|
|
for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
|
|
args[_key2 - 1] = arguments[_key2];
|
|
}
|
|
_this.emit(event, ...args);
|
|
});
|
|
this.modules.external.forEach(m => {
|
|
if (m.init) m.init(this);
|
|
});
|
|
}
|
|
this.format = this.options.interpolation.format;
|
|
if (!callback) callback = noop;
|
|
if (this.options.fallbackLng && !this.services.languageDetector && !this.options.lng) {
|
|
const codes = this.services.languageUtils.getFallbackCodes(this.options.fallbackLng);
|
|
if (codes.length > 0 && codes[0] !== 'dev') this.options.lng = codes[0];
|
|
}
|
|
if (!this.services.languageDetector && !this.options.lng) {
|
|
this.logger.warn('init: no languageDetector is used and no lng is defined');
|
|
}
|
|
const storeApi = ['getResource', 'hasResourceBundle', 'getResourceBundle', 'getDataByLanguage'];
|
|
storeApi.forEach(fcName => {
|
|
this[fcName] = function () {
|
|
return _this.store[fcName](...arguments);
|
|
};
|
|
});
|
|
const storeApiChained = ['addResource', 'addResources', 'addResourceBundle', 'removeResourceBundle'];
|
|
storeApiChained.forEach(fcName => {
|
|
this[fcName] = function () {
|
|
_this.store[fcName](...arguments);
|
|
return _this;
|
|
};
|
|
});
|
|
const deferred = defer();
|
|
const load = () => {
|
|
const finish = (err, t) => {
|
|
this.isInitializing = false;
|
|
if (this.isInitialized && !this.initializedStoreOnce) this.logger.warn('init: i18next is already initialized. You should call init just once!');
|
|
this.isInitialized = true;
|
|
if (!this.options.isClone) this.logger.log('initialized', this.options);
|
|
this.emit('initialized', this.options);
|
|
deferred.resolve(t);
|
|
callback(err, t);
|
|
};
|
|
if (this.languages && this.options.compatibilityAPI !== 'v1' && !this.isInitialized) return finish(null, this.t.bind(this));
|
|
this.changeLanguage(this.options.lng, finish);
|
|
};
|
|
if (this.options.resources || !this.options.initImmediate) {
|
|
load();
|
|
} else {
|
|
setTimeout(load, 0);
|
|
}
|
|
return deferred;
|
|
}
|
|
loadResources(language) {
|
|
let callback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : noop;
|
|
let usedCallback = callback;
|
|
const usedLng = typeof language === 'string' ? language : this.language;
|
|
if (typeof language === 'function') usedCallback = language;
|
|
if (!this.options.resources || this.options.partialBundledLanguages) {
|
|
if (usedLng && usedLng.toLowerCase() === 'cimode' && (!this.options.preload || this.options.preload.length === 0)) return usedCallback();
|
|
const toLoad = [];
|
|
const append = lng => {
|
|
if (!lng) return;
|
|
if (lng === 'cimode') return;
|
|
const lngs = this.services.languageUtils.toResolveHierarchy(lng);
|
|
lngs.forEach(l => {
|
|
if (l === 'cimode') return;
|
|
if (toLoad.indexOf(l) < 0) toLoad.push(l);
|
|
});
|
|
};
|
|
if (!usedLng) {
|
|
const fallbacks = this.services.languageUtils.getFallbackCodes(this.options.fallbackLng);
|
|
fallbacks.forEach(l => append(l));
|
|
} else {
|
|
append(usedLng);
|
|
}
|
|
if (this.options.preload) {
|
|
this.options.preload.forEach(l => append(l));
|
|
}
|
|
this.services.backendConnector.load(toLoad, this.options.ns, e => {
|
|
if (!e && !this.resolvedLanguage && this.language) this.setResolvedLanguage(this.language);
|
|
usedCallback(e);
|
|
});
|
|
} else {
|
|
usedCallback(null);
|
|
}
|
|
}
|
|
reloadResources(lngs, ns, callback) {
|
|
const deferred = defer();
|
|
if (typeof lngs === 'function') {
|
|
callback = lngs;
|
|
lngs = undefined;
|
|
}
|
|
if (typeof ns === 'function') {
|
|
callback = ns;
|
|
ns = undefined;
|
|
}
|
|
if (!lngs) lngs = this.languages;
|
|
if (!ns) ns = this.options.ns;
|
|
if (!callback) callback = noop;
|
|
this.services.backendConnector.reload(lngs, ns, err => {
|
|
deferred.resolve();
|
|
callback(err);
|
|
});
|
|
return deferred;
|
|
}
|
|
use(module) {
|
|
if (!module) throw new Error('You are passing an undefined module! Please check the object you are passing to i18next.use()');
|
|
if (!module.type) throw new Error('You are passing a wrong module! Please check the object you are passing to i18next.use()');
|
|
if (module.type === 'backend') {
|
|
this.modules.backend = module;
|
|
}
|
|
if (module.type === 'logger' || module.log && module.warn && module.error) {
|
|
this.modules.logger = module;
|
|
}
|
|
if (module.type === 'languageDetector') {
|
|
this.modules.languageDetector = module;
|
|
}
|
|
if (module.type === 'i18nFormat') {
|
|
this.modules.i18nFormat = module;
|
|
}
|
|
if (module.type === 'postProcessor') {
|
|
postProcessor.addPostProcessor(module);
|
|
}
|
|
if (module.type === 'formatter') {
|
|
this.modules.formatter = module;
|
|
}
|
|
if (module.type === '3rdParty') {
|
|
this.modules.external.push(module);
|
|
}
|
|
return this;
|
|
}
|
|
setResolvedLanguage(l) {
|
|
if (!l || !this.languages) return;
|
|
if (['cimode', 'dev'].indexOf(l) > -1) return;
|
|
for (let li = 0; li < this.languages.length; li++) {
|
|
const lngInLngs = this.languages[li];
|
|
if (['cimode', 'dev'].indexOf(lngInLngs) > -1) continue;
|
|
if (this.store.hasLanguageSomeTranslations(lngInLngs)) {
|
|
this.resolvedLanguage = lngInLngs;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
changeLanguage(lng, callback) {
|
|
var _this2 = this;
|
|
this.isLanguageChangingTo = lng;
|
|
const deferred = defer();
|
|
this.emit('languageChanging', lng);
|
|
const setLngProps = l => {
|
|
this.language = l;
|
|
this.languages = this.services.languageUtils.toResolveHierarchy(l);
|
|
this.resolvedLanguage = undefined;
|
|
this.setResolvedLanguage(l);
|
|
};
|
|
const done = (err, l) => {
|
|
if (l) {
|
|
setLngProps(l);
|
|
this.translator.changeLanguage(l);
|
|
this.isLanguageChangingTo = undefined;
|
|
this.emit('languageChanged', l);
|
|
this.logger.log('languageChanged', l);
|
|
} else {
|
|
this.isLanguageChangingTo = undefined;
|
|
}
|
|
deferred.resolve(function () {
|
|
return _this2.t(...arguments);
|
|
});
|
|
if (callback) callback(err, function () {
|
|
return _this2.t(...arguments);
|
|
});
|
|
};
|
|
const setLng = lngs => {
|
|
if (!lng && !lngs && this.services.languageDetector) lngs = [];
|
|
const l = typeof lngs === 'string' ? lngs : this.services.languageUtils.getBestMatchFromCodes(lngs);
|
|
if (l) {
|
|
if (!this.language) {
|
|
setLngProps(l);
|
|
}
|
|
if (!this.translator.language) this.translator.changeLanguage(l);
|
|
if (this.services.languageDetector && this.services.languageDetector.cacheUserLanguage) this.services.languageDetector.cacheUserLanguage(l);
|
|
}
|
|
this.loadResources(l, err => {
|
|
done(err, l);
|
|
});
|
|
};
|
|
if (!lng && this.services.languageDetector && !this.services.languageDetector.async) {
|
|
setLng(this.services.languageDetector.detect());
|
|
} else if (!lng && this.services.languageDetector && this.services.languageDetector.async) {
|
|
if (this.services.languageDetector.detect.length === 0) {
|
|
this.services.languageDetector.detect().then(setLng);
|
|
} else {
|
|
this.services.languageDetector.detect(setLng);
|
|
}
|
|
} else {
|
|
setLng(lng);
|
|
}
|
|
return deferred;
|
|
}
|
|
getFixedT(lng, ns, keyPrefix) {
|
|
var _this3 = this;
|
|
const fixedT = function (key, opts) {
|
|
let options;
|
|
if (typeof opts !== 'object') {
|
|
for (var _len3 = arguments.length, rest = new Array(_len3 > 2 ? _len3 - 2 : 0), _key3 = 2; _key3 < _len3; _key3++) {
|
|
rest[_key3 - 2] = arguments[_key3];
|
|
}
|
|
options = _this3.options.overloadTranslationOptionHandler([key, opts].concat(rest));
|
|
} else {
|
|
options = {
|
|
...opts
|
|
};
|
|
}
|
|
options.lng = options.lng || fixedT.lng;
|
|
options.lngs = options.lngs || fixedT.lngs;
|
|
options.ns = options.ns || fixedT.ns;
|
|
if (options.keyPrefix !== '') options.keyPrefix = options.keyPrefix || keyPrefix || fixedT.keyPrefix;
|
|
const keySeparator = _this3.options.keySeparator || '.';
|
|
let resultKey;
|
|
if (options.keyPrefix && Array.isArray(key)) {
|
|
resultKey = key.map(k => `${options.keyPrefix}${keySeparator}${k}`);
|
|
} else {
|
|
resultKey = options.keyPrefix ? `${options.keyPrefix}${keySeparator}${key}` : key;
|
|
}
|
|
return _this3.t(resultKey, options);
|
|
};
|
|
if (typeof lng === 'string') {
|
|
fixedT.lng = lng;
|
|
} else {
|
|
fixedT.lngs = lng;
|
|
}
|
|
fixedT.ns = ns;
|
|
fixedT.keyPrefix = keyPrefix;
|
|
return fixedT;
|
|
}
|
|
t() {
|
|
return this.translator && this.translator.translate(...arguments);
|
|
}
|
|
exists() {
|
|
return this.translator && this.translator.exists(...arguments);
|
|
}
|
|
setDefaultNamespace(ns) {
|
|
this.options.defaultNS = ns;
|
|
}
|
|
hasLoadedNamespace(ns) {
|
|
let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
|
if (!this.isInitialized) {
|
|
this.logger.warn('hasLoadedNamespace: i18next was not initialized', this.languages);
|
|
return false;
|
|
}
|
|
if (!this.languages || !this.languages.length) {
|
|
this.logger.warn('hasLoadedNamespace: i18n.languages were undefined or empty', this.languages);
|
|
return false;
|
|
}
|
|
const lng = options.lng || this.resolvedLanguage || this.languages[0];
|
|
const fallbackLng = this.options ? this.options.fallbackLng : false;
|
|
const lastLng = this.languages[this.languages.length - 1];
|
|
if (lng.toLowerCase() === 'cimode') return true;
|
|
const loadNotPending = (l, n) => {
|
|
const loadState = this.services.backendConnector.state[`${l}|${n}`];
|
|
return loadState === -1 || loadState === 0 || loadState === 2;
|
|
};
|
|
if (options.precheck) {
|
|
const preResult = options.precheck(this, loadNotPending);
|
|
if (preResult !== undefined) return preResult;
|
|
}
|
|
if (this.hasResourceBundle(lng, ns)) return true;
|
|
if (!this.services.backendConnector.backend || this.options.resources && !this.options.partialBundledLanguages) return true;
|
|
if (loadNotPending(lng, ns) && (!fallbackLng || loadNotPending(lastLng, ns))) return true;
|
|
return false;
|
|
}
|
|
loadNamespaces(ns, callback) {
|
|
const deferred = defer();
|
|
if (!this.options.ns) {
|
|
if (callback) callback();
|
|
return Promise.resolve();
|
|
}
|
|
if (typeof ns === 'string') ns = [ns];
|
|
ns.forEach(n => {
|
|
if (this.options.ns.indexOf(n) < 0) this.options.ns.push(n);
|
|
});
|
|
this.loadResources(err => {
|
|
deferred.resolve();
|
|
if (callback) callback(err);
|
|
});
|
|
return deferred;
|
|
}
|
|
loadLanguages(lngs, callback) {
|
|
const deferred = defer();
|
|
if (typeof lngs === 'string') lngs = [lngs];
|
|
const preloaded = this.options.preload || [];
|
|
const newLngs = lngs.filter(lng => preloaded.indexOf(lng) < 0 && this.services.languageUtils.isSupportedCode(lng));
|
|
if (!newLngs.length) {
|
|
if (callback) callback();
|
|
return Promise.resolve();
|
|
}
|
|
this.options.preload = preloaded.concat(newLngs);
|
|
this.loadResources(err => {
|
|
deferred.resolve();
|
|
if (callback) callback(err);
|
|
});
|
|
return deferred;
|
|
}
|
|
dir(lng) {
|
|
if (!lng) lng = this.resolvedLanguage || (this.languages && this.languages.length > 0 ? this.languages[0] : this.language);
|
|
if (!lng) return 'rtl';
|
|
const rtlLngs = ['ar', 'shu', 'sqr', 'ssh', 'xaa', 'yhd', 'yud', 'aao', 'abh', 'abv', 'acm', 'acq', 'acw', 'acx', 'acy', 'adf', 'ads', 'aeb', 'aec', 'afb', 'ajp', 'apc', 'apd', 'arb', 'arq', 'ars', 'ary', 'arz', 'auz', 'avl', 'ayh', 'ayl', 'ayn', 'ayp', 'bbz', 'pga', 'he', 'iw', 'ps', 'pbt', 'pbu', 'pst', 'prp', 'prd', 'ug', 'ur', 'ydd', 'yds', 'yih', 'ji', 'yi', 'hbo', 'men', 'xmn', 'fa', 'jpr', 'peo', 'pes', 'prs', 'dv', 'sam', 'ckb'];
|
|
const languageUtils = this.services && this.services.languageUtils || new LanguageUtil(get());
|
|
return rtlLngs.indexOf(languageUtils.getLanguagePartFromCode(lng)) > -1 || lng.toLowerCase().indexOf('-arab') > 1 ? 'rtl' : 'ltr';
|
|
}
|
|
static createInstance() {
|
|
let options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
|
|
let callback = arguments.length > 1 ? arguments[1] : undefined;
|
|
return new I18n(options, callback);
|
|
}
|
|
cloneInstance() {
|
|
let options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
|
|
let callback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : noop;
|
|
const forkResourceStore = options.forkResourceStore;
|
|
if (forkResourceStore) delete options.forkResourceStore;
|
|
const mergedOptions = {
|
|
...this.options,
|
|
...options,
|
|
...{
|
|
isClone: true
|
|
}
|
|
};
|
|
const clone = new I18n(mergedOptions);
|
|
if (options.debug !== undefined || options.prefix !== undefined) {
|
|
clone.logger = clone.logger.clone(options);
|
|
}
|
|
const membersToCopy = ['store', 'services', 'language'];
|
|
membersToCopy.forEach(m => {
|
|
clone[m] = this[m];
|
|
});
|
|
clone.services = {
|
|
...this.services
|
|
};
|
|
clone.services.utils = {
|
|
hasLoadedNamespace: clone.hasLoadedNamespace.bind(clone)
|
|
};
|
|
if (forkResourceStore) {
|
|
clone.store = new ResourceStore(this.store.data, mergedOptions);
|
|
clone.services.resourceStore = clone.store;
|
|
}
|
|
clone.translator = new Translator(clone.services, mergedOptions);
|
|
clone.translator.on('*', function (event) {
|
|
for (var _len4 = arguments.length, args = new Array(_len4 > 1 ? _len4 - 1 : 0), _key4 = 1; _key4 < _len4; _key4++) {
|
|
args[_key4 - 1] = arguments[_key4];
|
|
}
|
|
clone.emit(event, ...args);
|
|
});
|
|
clone.init(mergedOptions, callback);
|
|
clone.translator.options = mergedOptions;
|
|
clone.translator.backendConnector.services.utils = {
|
|
hasLoadedNamespace: clone.hasLoadedNamespace.bind(clone)
|
|
};
|
|
return clone;
|
|
}
|
|
toJSON() {
|
|
return {
|
|
options: this.options,
|
|
store: this.store,
|
|
language: this.language,
|
|
languages: this.languages,
|
|
resolvedLanguage: this.resolvedLanguage
|
|
};
|
|
}
|
|
}
|
|
const instance = I18n.createInstance();
|
|
instance.createInstance = I18n.createInstance;
|
|
|
|
module.exports = instance;
|