ant-design-vue/es/_util/BaseMixin2.js

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }

import { nextTick } from 'vue';
import { getOptionProps } from './props-util';
export default {
  methods: {
    setState: function setState() {
      var state = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
      var callback = arguments.length > 1 ? arguments[1] : undefined;
      var newState = typeof state === 'function' ? state(this, this.$props) : state;

      if (this.getDerivedStateFromProps) {
        var s = this.getDerivedStateFromProps(getOptionProps(this), _extends(_extends({}, this), newState));

        if (s === null) {
          return;
        } else {
          newState = _extends(_extends({}, newState), s || {});
        }
      }

      _extends(this, newState);

      if (this._.isMounted) {
        this.$forceUpdate();
      }

      nextTick(function () {
        callback && callback();
      });
    },
    __emit: function __emit() {
      // 直接调用事件，底层组件不需要vueTool记录events
      var args = [].slice.call(arguments, 0);
      var eventName = args[0];
      eventName = "on".concat(eventName[0].toUpperCase()).concat(eventName.substring(1));
      var event = this.$props[eventName] || this.$attrs[eventName];

      if (args.length && event) {
        if (Array.isArray(event)) {
          for (var i = 0, l = event.length; i < l; i++) {
            event[i].apply(event, _toConsumableArray(args.slice(1)));
          }
        } else {
          event.apply(void 0, _toConsumableArray(args.slice(1)));
        }
      }
    }
  }
};