DefinitelyTyped/types/gettext.js/index.d.ts

// Type definitions for gettext.js 0.5
// Project: https://github.com/guillaumepotier/gettext.js
// Definitions by: Julien Crouzet <https://github.com/jucrouzet>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

export type PluralForm = (n: number) => number;

export type GettextStatic = (options?: GettextOptions) => Gettext;

export interface GettextOptions {
  domain?: string;
  locale?: string;
  plural_func?: PluralForm;
  ctxt_delimiter?: string;
}

export interface JsonDataHeader {
  locale: string;
  "plural-forms": string;
}

export interface JsonDataMessages {
  [key: string]: string | string[] | JsonDataHeader;
}

export interface JsonData extends JsonDataMessages {
  "": JsonDataHeader;
}

export interface Gettext {
  setMessages: (domain: string, locale: string, messages: JsonDataMessages, plural_forms?: PluralForm) => Gettext;
  loadJSON: (jsonData: JsonData, domain?: string) => Gettext;
  setLocale: (locale: string) => Gettext;
  getLocale: () => string;
  textdomain: (domain?: string) => Gettext | string;
  gettext: (msgid: string, ...args: any[]) => string;
  ngettext: (msgid: string, msgid_plural: string, n: number, ...args: any[]) => string;
  pgettext: (msgctxt: string, msgid: string, ...args: any[]) => string;
  dcnpgettext: (domain: string, msgctxt: string, msgid: string, msgid_plural: string, n: number, ...args: any[]) => string;
  __: (msgid: string, ...args: any[]) => string;
  _n: (msgid: string, msgid_plural: string, n: number, ...args: any[]) => string;
  _p: (msgctxt: string, msgid: string, ...args: any[]) => string;
}

export const i18n: GettextStatic;