text: import {curry} from 'katsu-curry'
  
  export const entrust3 = (fn, a, b, c, x) => x[fn](a, b, c)
  
  /**
   * @method e3
   * @param {string} fn - a function name
   * @param {*} a - some parameter
   * @param {*} b - some parameter
   * @param {*} c - some parameter
   * @param {Object} x - an object
   * @returns {*}
   */
  export const e3 = curry(entrust3)
  