www.aleph1.co.uk Git - yaffs-website/blob - node_modules/core-js/modules/es7.object.lookup-setter.js

   1 'use strict';
   2 var $export                  = require('./_export')
   3   , toObject                 = require('./_to-object')
   4   , toPrimitive              = require('./_to-primitive')
   5   , getPrototypeOf           = require('./_object-gpo')
   6   , getOwnPropertyDescriptor = require('./_object-gopd').f;
   7
   8 // B.2.2.5 Object.prototype.__lookupSetter__(P)
   9 require('./_descriptors') && $export($export.P + require('./_object-forced-pam'), 'Object', {
  10   __lookupSetter__: function __lookupSetter__(P){
  11     var O = toObject(this)
  12       , K = toPrimitive(P, true)
  13       , D;
  14     do {
  15       if(D = getOwnPropertyDescriptor(O, K))return D.set;
  16     } while(O = getPrototypeOf(O));
  17   }
  18 });