text: 'use strict';
  require('../../modules/es.weak-set');
  require('../../modules/esnext.weak-set.from');
  var WeakSet = require('../../internals/path').WeakSet;
  var weakSetfrom = WeakSet.from;
  
  module.exports = function from(source, mapFn, thisArg) {
    return weakSetfrom.call(typeof this === 'function' ? this : WeakSet, source, mapFn, thisArg);
  };
  