lodash/_baseHasIn.js

define([], function() {

  /**
   * The base implementation of `_.hasIn` without support for deep paths.
   *
   * @private
   * @param {Object} object The object to query.
   * @param {Array|string} key The key to check.
   * @returns {boolean} Returns `true` if `key` exists, else `false`.
   */
  function baseHasIn(object, key) {
    return key in Object(object);
  }

  return baseHasIn;
});