lodash/_setWrapToString.js

import constant from './constant.js';
import defineProperty from './_defineProperty.js';
import getWrapDetails from './_getWrapDetails.js';
import identity from './identity.js';
import insertWrapDetails from './_insertWrapDetails.js';
import updateWrapDetails from './_updateWrapDetails.js';

/**
 * Sets the `toString` method of `wrapper` to mimic the source of `reference`
 * with wrapper details in a comment at the top of the source body.
 *
 * @private
 * @param {Function} wrapper The function to modify.
 * @param {Function} reference The reference function.
 * @param {number} bitmask The bitmask flags. See `createWrap` for more details.
 * @returns {Function} Returns `wrapper`.
 */
var setWrapToString = !defineProperty ? identity : function(wrapper, reference, bitmask) {
  var source = (reference + '');
  return defineProperty(wrapper, 'toString', {
    'configurable': true,
    'enumerable': false,
    'value': constant(insertWrapDetails(source, updateWrapDetails(getWrapDetails(source), bitmask)))
  });
};

export default setWrapToString;