ducha-qianduan/node_modules/babel-runtime/helpers/get.js

"use strict";

exports.__esModule = true;

var _getPrototypeOf = require("../core-js/object/get-prototype-of");

var _getPrototypeOf2 = _interopRequireDefault(_getPrototypeOf);

var _getOwnPropertyDescriptor = require("../core-js/object/get-own-property-descriptor");

var _getOwnPropertyDescriptor2 = _interopRequireDefault(_getOwnPropertyDescriptor);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

exports.default = function get(object, property, receiver) {
  if (object === null) object = Function.prototype;
  var desc = (0, _getOwnPropertyDescriptor2.default)(object, property);

  if (desc === undefined) {
    var parent = (0, _getPrototypeOf2.default)(object);

    if (parent === null) {
      return undefined;
    } else {
      return get(parent, property, receiver);
    }
  } else if ("value" in desc) {
    return desc.value;
  } else {
    var getter = desc.get;

    if (getter === undefined) {
      return undefined;
    }

    return getter.call(receiver);
  }
};