@cute-dw/core
Version:
This TypeScript library is the main part of a more powerfull package designed for the fast WEB software development. The cornerstone of the library is the **DataStore** class, which might be useful when you need a full control of the data, but do not need
181 lines • 21 kB
JavaScript
/**
* Object that represents a _Unicode_ locale identifier and is inherited from the JavaScript's `Intl.Locale` class
*/
export class Locale extends Intl.Locale {
static get ENGLISH() { return Locale.of("en"); }
;
static get FRANCE() { return Locale.of("fr-FR"); }
;
static get FRENCH() { return Locale.of("fr"); }
;
static get CHINESE() { return Locale.of("zh"); }
;
static get SIMPLIFIED_CHINESE() { return Locale.of("zh-CN"); }
;
static get TRADITIONAL_CHINESE() { return Locale.of("zh-TW"); }
;
static get CHINA() { return Locale.SIMPLIFIED_CHINESE; }
;
static get TAIWAN() { return Locale.TRADITIONAL_CHINESE; }
;
static get GERMAN() { return Locale.of("de"); }
;
static get GERMANY() { return Locale.of("de-DE"); }
;
static get ITALIAN() { return Locale.of("it"); }
;
static get ITALY() { return Locale.of("it-IT"); }
;
static get JAPANESE() { return Locale.of("ja"); }
;
static get JAPAN() { return Locale.of("ja-JP"); }
;
static get KOREAN() { return Locale.of("ko"); }
;
static get KOREA() { return Locale.of("ko-KR"); }
;
static get CANADA() { return Locale.of("en-CA"); }
;
static get CANADA_FRENCH() { return Locale.of("fr-CA"); }
;
static get RPC() { return Locale.SIMPLIFIED_CHINESE; }
;
static get RU() { return Locale.of("ru-RU"); }
;
static get UK() { return Locale.of("en-GB"); }
;
static get US() { return Locale.of("en-US"); }
;
/**
* @constructor
* @param tag
* @param options
* @throws Error if incorrect locale information provided
*/
constructor(tag, options) {
super(tag ?? Locale.getDefaultLanguage(), options);
this._fullName = this.maximize().baseName;
}
/**
* Gets the browser navigator's language tag
* @returns Language tag
* @static
*/
static getDefaultLanguage() {
return (navigator.languages && navigator.languages.length ? navigator.languages[0] : navigator.language);
}
/**
* Factory method that returns singleton Locale object
* @param tag A language tag
* @param options An object with some or all of options of the locale
* @returns Locale object
* @throws Error if incorrect locale information provided
* @static
*/
static of(tag, options) {
return Locale.getLocale(tag, options);
}
/**
* Locale's factory method
* @param tag A language tag
* @param options An object with some or all of options of the locale
* @returns Locale object
* @throws Error if incorrect locale information provided
* @private
* @static
*/
static getLocale(tag, options) {
if (Locale.localeMap === undefined) {
Locale.localeMap = new Map();
}
const tempLocale = new Locale(tag, options);
const name = tempLocale.maximize().toString();
let locale = Locale.localeMap.get(name);
if (locale === undefined) {
locale = tempLocale;
Locale.localeMap.set(name, locale);
}
return locale;
}
/**
* Gets the character that is used as the decimal point designation
* @returns Delimiter character
*/
get decimalsDelimiter() {
const s = (new Intl.NumberFormat(this.toString())).format(0.1);
return s.charAt(1);
}
/**
* Gets the character that is used as the thousand groups delimiter
* @returns Delimiter character
*/
get thousandsDelimiter() {
const s = (new Intl.NumberFormat(this.toString())).format(1234);
const c = s.charAt(1);
return (c == '2' ? "" : c);
}
/**
* Gets an expanded locale name in the `language-script-region` format
* @returns Expanded locale name
* @since 0.5.0
*/
get fullName() {
return this._fullName;
}
/**
* Makes a clone of the current locale object
* @returns A cloned locale object
* @since 0.5.0
*/
clone() {
return new Locale(this.fullName);
}
/**
* Gets a string representing a Locale's extension information
* @returns Locale's extension string
* @since 0.5.0
*/
getExtension() {
const str = this.maximize().toString();
const uPos = str.indexOf(`-${Locale.UNICODE_LOCALE_EXTENSION}-`);
if (uPos >= 0) {
const xPos = str.indexOf(`-${Locale.PRIVATE_USE_EXTENSION}-`, uPos + 1);
if (xPos > 0) {
return str.substring(uPos + 3, xPos);
}
return str.substring(uPos + 3);
}
return "";
}
/**
* Gets a string representing a Locale's private use extension information
* @returns Locale's private use extension string
* @since 0.5.0
*/
getPrivateExtension() {
const str = this.maximize().toString();
const xPos = str.indexOf(`-${Locale.PRIVATE_USE_EXTENSION}-`);
if (xPos >= 0) {
const uPos = str.indexOf(`-${Locale.UNICODE_LOCALE_EXTENSION}-`, xPos + 1);
if (uPos > 0) {
return str.substring(xPos + 3, uPos);
}
return str.substring(xPos + 3);
}
return "";
}
/**
* Returns _true_ if this Locale has any extensions.
* @returns _true_ if this Locale has any extensions
* @since 0.5.0
*/
hasExtensions() {
const str = this.maximize().toString();
return str.indexOf(`-${Locale.PRIVATE_USE_EXTENSION}-`) >= 0 || str.indexOf(`-${Locale.UNICODE_LOCALE_EXTENSION}-`) >= 0;
}
}
/** The key for the private use extension ('...-x-...') */
Locale.PRIVATE_USE_EXTENSION = 'x';
/** The key for Unicode locale extension ('...-u-...') */
Locale.UNICODE_LOCALE_EXTENSION = 'u';
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{ Cloneable } from \"../interface/Cloneable\";\n\n/**\n * Object that represents a _Unicode_ locale identifier and is inherited from the JavaScript's `Intl.Locale` class\n */\nexport class Locale extends Intl.Locale implements Cloneable {\n  private static localeMap: Map<string, Locale> | undefined;\n\n  public static get ENGLISH(): Locale {return Locale.of(\"en\")};\n  public static get FRANCE(): Locale {return Locale.of(\"fr-FR\")};\n  public static get FRENCH(): Locale {return Locale.of(\"fr\")};\n  public static get CHINESE(): Locale {return Locale.of(\"zh\")};\n  public static get SIMPLIFIED_CHINESE(): Locale {return Locale.of(\"zh-CN\")};\n  public static get TRADITIONAL_CHINESE(): Locale {return Locale.of(\"zh-TW\")};\n  public static get CHINA(): Locale {return Locale.SIMPLIFIED_CHINESE};\n  public static get TAIWAN(): Locale {return Locale.TRADITIONAL_CHINESE};\n  public static get GERMAN(): Locale {return Locale.of(\"de\")};\n  public static get GERMANY(): Locale {return Locale.of(\"de-DE\")};\n  public static get ITALIAN(): Locale {return Locale.of(\"it\")};\n  public static get ITALY(): Locale {return Locale.of(\"it-IT\")};\n  public static get JAPANESE(): Locale {return Locale.of(\"ja\")};\n  public static get JAPAN(): Locale {return Locale.of(\"ja-JP\")};\n  public static get KOREAN(): Locale {return Locale.of(\"ko\")};\n  public static get KOREA(): Locale {return Locale.of(\"ko-KR\")};\n  public static get CANADA(): Locale {return Locale.of(\"en-CA\")};\n  public static get CANADA_FRENCH(): Locale {return Locale.of(\"fr-CA\")};\n  public static get RPC(): Locale {return Locale.SIMPLIFIED_CHINESE};\n  public static get RU(): Locale {return Locale.of(\"ru-RU\")};\n  public static get UK(): Locale {return Locale.of(\"en-GB\")};\n  public static get US(): Locale {return Locale.of(\"en-US\")};\n  /** The key for the private use extension ('...-x-...') */\n  public static readonly PRIVATE_USE_EXTENSION = 'x';\n  /** The key for Unicode locale extension ('...-u-...') */\n  public static readonly UNICODE_LOCALE_EXTENSION = 'u';\n\n  private _fullName: string;\n\n  /**\n   * @constructor\n   * @param tag\n   * @param options\n   * @throws Error if incorrect locale information provided\n   */\n  constructor(tag?: string, options?: Intl.LocaleOptions ) {\n    super(tag ?? Locale.getDefaultLanguage(), options);\n    this._fullName = this.maximize().baseName!;\n  }\n  /**\n   * Gets the browser navigator's language tag\n   * @returns Language tag\n   * @static\n   */\n  static getDefaultLanguage(): string {\n    return (navigator.languages && navigator.languages.length ? navigator.languages[0] : navigator.language);\n  }\n  /**\n   * Factory method that returns singleton Locale object\n   * @param tag A language tag\n   * @param options An object with some or all of options of the locale\n   * @returns Locale object\n   * @throws Error if incorrect locale information provided\n   * @static\n   */\n  static of(tag: string, options?: Intl.LocaleOptions): Locale {\n    return Locale.getLocale(tag, options);\n  }\n  /**\n   * Locale's factory method\n   * @param tag A language tag\n   * @param options An object with some or all of options of the locale\n   * @returns Locale object\n   * @throws Error if incorrect locale information provided\n   * @private\n   * @static\n   */\n  private static getLocale(tag: string, options?: Intl.LocaleOptions): Locale {\n    if (Locale.localeMap === undefined) {\n      Locale.localeMap = new Map();\n    }\n    const tempLocale = new Locale(tag, options);\n    const name = tempLocale.maximize().toString();\n    let locale: Locale | undefined = Locale.localeMap.get(name);\n    if (locale === undefined) {\n      locale = tempLocale;\n      Locale.localeMap.set(name, locale);\n    }\n    return locale;\n  }\n  /**\n   * Gets the character that is used as the decimal point designation\n   * @returns Delimiter character\n   */\n  get decimalsDelimiter(): string {\n    const s = (new Intl.NumberFormat(this.toString())).format(0.1);\n    return s.charAt(1);\n  }\n  /**\n   * Gets the character that is used as the thousand groups delimiter\n   * @returns Delimiter character\n   */\n  get thousandsDelimiter(): string {\n    const s = (new Intl.NumberFormat(this.toString())).format(1234) ;\n    const c = s.charAt(1);\n    return (c=='2' ? \"\" : c);\n  }\n  /**\n   * Gets an expanded locale name in the `language-script-region` format\n   * @returns Expanded locale name\n   * @since 0.5.0\n   */\n  get fullName(): string {\n    return this._fullName;\n  }\n  /**\n   * Makes a clone of the current locale object\n   * @returns A cloned locale object\n   * @since 0.5.0\n   */\n  clone(): Locale {\n    return new Locale( this.fullName );\n  }\n  /**\n   * Gets a string representing a Locale's extension information\n   * @returns Locale's extension string\n   * @since 0.5.0\n   */\n  getExtension(): string {\n    const str = this.maximize().toString();\n    const uPos = str.indexOf(`-${Locale.UNICODE_LOCALE_EXTENSION}-`);\n    if (uPos >= 0) {\n      const xPos = str.indexOf(`-${Locale.PRIVATE_USE_EXTENSION}-`, uPos + 1);\n      if (xPos > 0) {\n        return str.substring(uPos + 3, xPos);\n      }\n      return str.substring(uPos + 3);\n    }\n    return \"\";\n  }\n  /**\n   * Gets a string representing a Locale's private use extension information\n   * @returns Locale's private use extension string\n   * @since 0.5.0\n   */\n  getPrivateExtension(): string {\n    const str = this.maximize().toString();\n    const xPos = str.indexOf(`-${Locale.PRIVATE_USE_EXTENSION}-`);\n    if (xPos >= 0) {\n      const uPos = str.indexOf(`-${Locale.UNICODE_LOCALE_EXTENSION}-`, xPos + 1);\n      if (uPos > 0) {\n        return str.substring(xPos + 3, uPos);\n      }\n      return str.substring(xPos + 3);\n    }\n    return \"\";\n  }\n  /**\n   * Returns _true_ if this Locale has any extensions.\n   * @returns _true_ if this Locale has any extensions\n   * @since 0.5.0\n   */\n  hasExtensions(): boolean {\n    const str = this.maximize().toString();\n    return str.indexOf(`-${Locale.PRIVATE_USE_EXTENSION}-`) >= 0 || str.indexOf(`-${Locale.UNICODE_LOCALE_EXTENSION}-`) >= 0;\n  }\n\n}\n\n"]}