@types/pluralize/index.d.ts

// Type definitions for pluralize
// Project: https://www.npmjs.com/package/pluralize
// Definitions by: Syu Kato <https://github.com/ukyo>
//                 Karol Majewski <https://github.com/karol-majewski>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

/**
 * Pluralize or singularize a word based on the passed in count.
 *
 * @param word
 * @param count
 * @param inclusive
 */
declare function pluralize(word: string, count?: number, inclusive?: boolean): string;

declare namespace pluralize {
  /**
   * Pluralize a word based.
   *
   * @param word
   */
  function plural(word: string): string;

  /**
   * Singularize a word based.
   *
   * @param word
   */
  function singular(word: string): string;

  /**
   * Add a pluralization rule to the collection.
   *
   * @param rule
   * @param replacement
   */
  function addPluralRule(rule: string | RegExp, replacement: string): void;

  /**
   * Add a singularization rule to the collection.
   *
   * @param rule
   * @param replacement
   */
  function addSingularRule(rule: string | RegExp, replacement: string): void;

  /**
   * Add an irregular word definition.
   *
   * @param single
   * @param plural
   */
  function addIrregularRule(single: string, plural: string): void;

  /**
   * Add an uncountable word rule.
   *
   * @param word
   */
  function addUncountableRule(word: string | RegExp): void;

  /**
   * Test if provided word is plural.
   *
   * @param word
   */
  function isPlural(word: string): boolean;

  /**
   * Test if provided word is singular.
   *
   * @param word
   */
  function isSingular(word: string): boolean;
}

export = pluralize;
export as namespace pluralize;