/**
 * PROJECT DEFINITIONS =========================================================
 * =============================================================================
 */
/**
 * Define Getters and Setters for Definition Object to avoid duplicate definitions by mistake
 *
 * @example:
 *    const FIELD = definitionSetup('TYPE', 'ID')
 *    FIELD.TYPE = {
 *      EXPAND: 'Expand',
 *      COLLAPSE: 'Expand', // throws error because of duplicate value 'Expand'
 *    }
 *    ....
 *    FIELD.TYPE = {
 *      EXPAND: 'Expand' // throws error the second time because of duplicate key 'EXPAND'
 *    }
 *
 * @param {String} props - list of definition keys
 * @returns {Object} DEFINITION - new object with getters and setters defined for given `props`
 */
export function definitionSetup(...props: string): Object;
/**
 * Map Object Definition by its Underscore Value
 *
 * @example:
 *  definitionByValue(LANGUAGE)
 *  >>> {
 *        'en': {
 *          _: 'en',
 *          'en': 'English'
 *          ...
 *        },
 *        ...
 *      }
 *
 * @param {Object|Object[]} DEFINITION - key/value pairs of variable name with its underscore value
 * @return {Object} definition - grouped by its underscore value
 */
export function definitionByValue(DEFINITION: Object | Object[]): Object;
/**
 * Generate Enumerable List of Values from given Object Definition
 *
 * @example:
 *  enumFrom(LANGUAGE)
 *  >>> ['en', 'fr'...]
 *
 * @param {Object|Object[]} DEFINITION - key/value pairs of variable name with its underscore value
 * @returns {Array<String>} enums - list of enumerable values
 */
export function enumFrom(DEFINITION: Object | Object[]): Array<string>;
export function optionsFrom(DEFINITION: any): {
    readonly items: any;
};
/**
 * Create Initial Values for given Object Definition
 *
 * @example:
 *  initValuesFor(LANGUAGE, LANGUAGE_LEVEL.BASIC._)
 *  >>> {'en': 1, 'fr': 1, ...}
 *
 * @param {Object} DEFINITION - key/value pairs of variable name with its underscore value
 * @param {Number} initValue - the initial value to use for each option
 * @return {Object} initial values - to use with redux form, for example
 */
export function initValuesFor(DEFINITION: Object, initValue?: number): Object;